Update version to v2.6.0-rc1
[lttng-tools.git] / ChangeLog
1 2014-10-20 lttng-tools 2.6.0-rc1 (Harry Belafonte records Banana Boat Song)
2 * Machine Interface added to lttng command line (--mi)
3 * Java Log4j agent support (--log4j)
4 * Kernel per syscall tracing
5 * Multiple fixes.
6
7 2014-07-16 lttng-tools 2.5.0 (Take Your Poet to Work Day)
8 * Fix: validate file path creds in autoload mode
9 * Fix: change session file loading order
10 * Fix: add Loading Sessions section to lttng-sessiond.8
11 * Fix: add default session conf. dir to manpage
12 * Fix: on session load, add it to the .lttngrc
13 * Fix: clarify session conf. directory in man
14 * Fix: filter error path could free invalid ptr
15 * Fix: Create a lock file to prevent multiple session daemons
16 * Fix: relayd stream set close_flag on stream close
17 * Fix: ustctl_get_stream_id without UST support
18 * Fix: avoid freeing invalid ptr in filter bytecode
19 * Fix: get the stream_id when generating live beacons
20 * Fix: use biggest subbuffer size for snapshot max-size
21 * Fix: Possible memory leak when multiple config files are loaded
22 * Fix: Clamp verbosity value read from config file
23 * Fix: Unchecked strdup return values in set_option
24
25 2014-06-27 lttng-tools 2.5.0-rc2
26 * Test: add JUL disable event tests
27 * Fix: disable JUL event on UST side
28 * Fix: accept override flag even without a load path
29 * Fix: bad error code path when loading session
30 * Fix: set session in output mode if URL are set afterwards
31 * Fix: add a kernel context list to the channel
32 * Fix: Add vpid, vppid and vtid info in add-context help
33 * Fix: wrong behavior of save command when no session name is provided
34 * Fix: missing context type string in save for ust context
35 * Fix: wrong casting of return value
36 * Fix: add dependency to libcommon for python binding
37 * Fix: remove the default GIT_VERSION
38
39 2014-05-28 lttng-tools 2.5.0-rc1 (International Hamburger Day)
40 * Save/load session feature
41 * Daemon configuration file support
42 * UST perf counter support with add-context
43 * Kernel tracer probe user define list
44 * Multiple fixes! The diff is just too big to put here.
45
46 2014-07-16 lttng-tools 2.4.2 (Take Your Poet to Work Day)
47 * Fix: Create a lock file to prevent multiple session daemons
48 * Fix: relayd stream set close_flag on stream close
49 * Fix: ustctl_get_stream_id without UST support
50 * Fix: get the stream_id when generating live beacons
51 * Fix: missing include for getpwuid()
52 * Fix: add a get HOME dir fallback to getpwuid
53 * Fix: don't set enabled flag is session start fails
54 * Fix: logger name dropped from filter condition when loglevels are used
55 * Fix: memory leak in lttng_enable_event_with_exclusions
56 * Fix: check malloc return value
57 * Fix: static array larger than necessary
58 * Fix: set session in output mode if URL are set afterwards
59 * Fix: Add vpid, vppid and vtid info in add-context help
60 * Fix: alignment problems on targets not supporting unaligned access.
61 * Fix: possible use after free in consumer
62 * Fix: improve and update lttng.h comments
63 * Fix: JUL filtering for event *
64 * Fix: deny overwrite mode and num subbuf less than 2
65 * Fix: remove bad option in enable channel --help
66 * Fix: implicit conversion from enumeration
67 * Fix: clarify man page lttng.1
68 * Fix: Copy-pasted PERROR messages may be misleading
69 * Fix: incorrect printf format
70 * Fix: handle ENOENT when creating a kernel event
71 * Fix: move JUL filter creation to a function
72 * Fix: JUL filtering done on the UST level
73 * Fix: Don't include the binary in the live test's EXTRA_DIST
74 * Fix: add JUL filter to UST event on logger_name
75 * Fix: Racy event validation in tests
76 * Fix: rework utils_parse_size_suffix
77
78 2014-04-08 lttng-tools 2.4.1 (OpenSSL heartbleed day)
79 * Fix: don't delete stream from connection recv list
80 * Fix: use after free of a relayd stream
81 * Fix: don't print stream name in error message
82 * Fix: take session list lock when listing tp
83 * Fix: add consumer wake up pipe to avoid race
84 * Fix: don't spawn relayd if URL is provided
85 * Fix: don't ask data pending if session was not started
86 * Fix: missing test file in EXTRA dist
87 * Fix: allow empty URL for live session creation
88 * Fix: missing valid return code when adding an URI to consumer
89 * Fix: syntax error in lttng.1
90 * Fix: check relayd fd leak in lttng cmdline
91 * Fix: remove unused tp in high-throughput test
92 * Use autoconf AM_MAINTAINER_MODE.
93 * Fix: clang 'constant-out-of-range-compare' warning
94 * Fix: Unchecked session pointer when destroying a connection in relayd
95
96 2014-02-28 lttng-tools 2.4.0 (Public Sleeping Day)
97 * Fix: improve lttng with live by spawning relayd
98 * Fix: relayd should listen for viewers on localhost only by default
99 * Fix: handle loglevel range ALL in list command
100 * Tests: add JUL test for multiple loglevel
101 * Fix: index JUL event by name *and* loglevel
102 * Fix: JUL to enable user and root tracepoints
103 * Fix: handle the registration done command for JUL
104 * Test fix: use temp file sync. of test app
105 * Fix: keep metadata channel attr in UST session
106 * Tests fix: Missing waitpid in fork test
107 * Fix: add loglevel type to lttng list <name>
108 * Fix: minor rephrasing of the lttng.1 man page
109 * Fix: Warn user if JUL port is already being used
110 * Fix: add some sane default values to --live opt
111 * Fix: possible NULL deref. in sessiond error path
112 * Fix: flag that kernel streams FDs has been sent
113 * Fix: forbid session name creation if contains /
114 * Fix: don't start session if no channel
115 * Fix: add missing relayd option to man page
116 * Fix: report error if consumer can't be spawned
117 * Fix: lttng list -u <name> should only list UST
118 * Fix: kernel channel destroy on consumer if sent
119 * Fix: only create UST metadata on start trace
120 * Revert "Fix: wrong condition on startup for low-activity streams"
121 * Fix: missing big endian conversion for one index field
122 * Fix: wrong condition on startup for low-activity streams
123 * Fix: perror on index directory creation error
124 * Comments fix: lttngerr.h -> error.h (./Changelog:754)
125 * Fix: consumerd errors on exit
126 * Fix: scanf unbounded input
127 * Fix: miscellaneous memory handling fixes
128 * Fix: add missing VALGRIND ifdef checks and documentation
129
130 2014-02-14 lttng-tools 2.4.0-rc5
131 * Fix: steal channel key in the consumer to avoid race
132 * Fix: change ERR statement to DBG in kernel read subbuffer
133 * Fix: handle snapshot ENODATA in live timer
134 * Fix: relayd leak on error in consumer splice()
135 * Fix: protect close_write_flag with the rotation lock
136 * Man: clarify loglevel for JUL domain
137 * Fix: Define __STDC_LIMIT_MACROS to fix C++ builds
138 * Fix: bad indentation of lttng list in man page
139 * Fix: wrong data structure used in commit df41f83
140 * Fix: add missing optional dependency to babeltrace in README
141 * Fix: cleanup inconsistent use of spaces/tabs in README
142 * Fix: only set the new_streams flag if a viewer is attached
143 * Fix: lttng-live documentation
144 * Fix: remove dead code in relayd live code
145 * Fix: use after free error code path
146 * Fix: wrong sizeof argument in live viewer create session
147 * Fix: zero out the reply structure in viewer_connect
148 * Fix: write index only if fd is valid
149 * Fix: cleanup relayd on any I/O error in read subbuffer mmap
150 * Fix: memory/fd leak when cleaning streams in channel
151 * Fix: destroy streams in consumer del channel
152 * Fix: add missing urcu wfqueue headers in relayd
153 * Fix: in lttng_read/write deny count bigger than the possible returned value
154 * Fix: fd leak when closing metadata stream
155 * Fix: read subbuffer mmap/splice signedness issue
156 * Doc: live protocol clarifications
157 * Fix: remove unused create_viewer_session option
158 * Fix: don't sleep(1) on the consumer ready flag
159 * Fix: free viewer session in connection_free()
160 * Fix: add missing ctf trace delete before destroy
161 * Fix: don't delete ctf trace while in snapshot mode
162 * Fix: add flag to create session command and fix tests
163 * Fix: cleanup indef guards following the rename
164 * Fix: merge issue with thread quit pipe
165 * Fix: use uint32_t for metadata_flag in viewer's ABI
166 * Fix: check for new streams in all attached sessions
167 * Fix: Move static functions up in the code
168 * Fix: allow attach command to multiple sessions
169 * Fix: handle session hang up in get_new_streams
170 * Fix: force the client to create a viewer session before attaching
171 * Fix: Namespace lttng-viewer-abi
172 * Fix: relayd connection object refactor
173 * Fix: big relayd cleanup and refactor
174 * Fix: code refactoring of viewer streams in relayd
175 * Fix: handle new streams in live mode in relayd
176 * Fix: notify the viewer if new streams got added
177 * Fix: send the streams sent message after metadata
178 * Add extern C to the health-check header
179 * Fix: memory leak in unit test
180 * Man: add JUL DOMAIN section to lttng.1
181 * Fix: handle invalid URL passed to lttng_create_session_live
182 * Fix: add --jul-tcp-port to sessiond man page
183 * Fix: measure UST clock offset with best sample (v2)
184 * Fix: remove free in unit test not needed anymore
185 * Fix: relay create session for version before 2.4
186 * Fix: memory leak when UST events are enabled with exclusions
187
188 2014-01-29 lttng-tools 2.4.0-rc4
189 * Fix: add -b, --background option
190 * health check tests: test relayd and consumerd
191 * tests: Add stop_lttng_relayd_nocheck
192 * Fix: add missing JUL loglevel handling
193 * relayd: add testpoints
194 * relayd: use same pipe for live and main
195 * Cleanup relayd live comment
196 * Fix: relayd: add LPOLLERR to events
197 * Fix: relayd: notify parent of readiness when all threads ready
198 * Fix: tests: start relayd in background mode (-b)
199 * lttng-relayd: implement background cmd line option
200 * sessiond: add missing testpoints
201 * tests: use --background for session daemon
202 * sessiond: add --background argument
203 * Use lib common daemonize
204 * Fix: sessiond: wait for health check readiness
205 * Fix: relayd: initialize lttcomm inet
206 * Consumer: add testpoints
207 * Fix: consumerd: HT init/teardown with program
208 * Cleanup: lttng-ctl-health comment
209 * Add daemonize() to libcommon
210 * Fix: tests: wait for consumerd to complete
211 * Fix: consumerd: use DBG rather than DBG2
212 * Fix: consumerd: only return readiness when health is ready
213 * Fix: consumerd should initialize lttcomm
214 * Fix health check: signal parent before exit testpoint
215 * Test health: add test_thread_ok
216 * health check: change --relayd-path arg to --relayd-path=arg
217 * relayd: add LTTNG_RELAYD_HEALTH env var
218 * Add sessiond/SESSIOND_ prefix to sessiond testpoints
219 * Fix: zero out data structure before using it
220 * Fix: delete metadata stream before destroying it
221 * Fix: report to client when snapshot will be empty
222
223 2014-01-14 lttng-tools 2.4.0-rc3
224 * Fix: metadata stream should be always flagged as ready
225 * Fix: wrong check before destroying the viewer metadata stream
226 * Fix: race with the viewer and readiness of streams
227 * Fix: missing reset when listing UST fields for multiple PIDs
228 * Fix: filter: check binary op nesting
229 * Fix: relayd cmd line option for live port
230 * Fix: remove break in epoll loop of apps. thread
231 * Fix: wrong comment in snapshot public API
232 * Fix: clear the CTF traces when all the streams are closed
233
234 2013-12-10 lttng-tools 2.4.0-rc2
235 * Fix: close connection on incompatible version check
236 * Fix: fields alignements in live protocol
237 * Tests: add regression test for Java JUL support
238 * Fix: possible use after free
239 * Fix: remove unused code in session daemon
240 * Fix: string format with unsigned value
241 * Fix: remove useless assert
242 * Fix: bad logical check of error codes
243 * Fix: resource leak in enable-event command
244 * Fix: unchecked return value in ust app delete
245 * Fix: dereference after null check in UST registry
246 * Fix: Resource leak in ust registry
247 * Fix: backported from urcu commit 92af1a30
248 * Tests: fix racy tests and misleading output messages
249 * Tests: fix bad argument parsing in test app
250 * Fix: remove assert on fd in the read/write layer
251 * Fix: missing lock/unlock when sending index
252 * Fix: update back the metadata len sent on failure
253 * Fix: don't fail on push metadata if no channel
254 * Rename LTTng index in CTF index
255 * Fix: set the enable all event command type
256 * Fix: implicit conversion of enum types in sessiond
257 * Fix: implicit conversion of enum types in consumer
258 * Fix: comparison of unsigned enum expression >= 0
259 * Fix: comparison of unsigned value agains < 0
260 * Fix: create a fast and a long UST snapshot test
261 * Tests: fix racy UST snapshot post mortem test
262 * Tests: remove useless sleep when spawning sessiond
263 * Add travis-ci configuration file
264 * Add libuuid as dependency in README
265 * Tests: add valid test cases to test_utils_expand_path
266 * Tests: add symlink tests for test_utils_expand_path
267 * Fix: utils_expand_path now works for paths that ends with '/.' or '/..'
268 * Fix: comment indentation
269 * Add missing copyright to utils.c
270 * Fix: use non block waitpid to lookup child state
271
272 2013-11-15 lttng-tools 2.4.0-rc1
273 * Live streaming support
274 * Health check support in consumer and relayd
275 * Event exclusion support
276 * Java Util Logging support
277 * Multiple fixes! The diff is just too big to put here.
278
279 2013-11-13 lttng-tools 2.3.1
280 * Fix: typo in --sig-parent help
281 * Fix: application SIGBUS when starting in parallel with sessiond
282 * Fix: missing LTTNG_OK return value for snapshot
283 * Fix: arguments in the wrong order for fd-limit
284 * Fix: Some corrections to the lttng man page
285 * Fix: recv creds comm should handle partial receive
286 * Fix: set app socket timeout just after accept()
287 * Fix typo in lttng snapshot add-output example of lttng(1)
288
289 2013-09-03 lttng-tools 2.3.0
290 * Fix: remove periodical flush test from make check
291
292 2013-08-30 lttng-tools 2.3.0-rc3
293 * Fix: hashtable: take split_count_order into account
294 * Fix: remove wrong doing asserts in sessiond
295 * Tests: fix periodical flush tests to stop app
296 * Fix: correctly close metadata on sessiond thread shutdown
297 * Fix: delete the trace directory used for the test
298 * Fix: remove bad check after epoll wait in consumer
299 * Fix: missing data pending signess conversion
300 * Fix: consumer data pending for empty streams
301 * Fix: hash table growth (for small tables) should be limited (v2)
302 * Fix: run_as gid/uid test should return result to parent
303 * Fix: missing check for metadata data pending
304 * Tests: change buffers UID test to PID
305 * Tests: fix health tests to use custom socket timeout
306 * Fix: remove health test from fast regression
307 * Use socket timeout value for tcp timeout if available
308 * Fix: set the health delta tcp timeout aware
309 * Get the maximum TCP timeout in sessiond
310 * Fix: don't report error if UST app dies
311 * Fix: support VPATH build for tests
312 * Improve comments after review
313 * Rename consumer socket fd to fd_ptr
314 * Lock consumer data before fd check during destroy
315 * Use single callsite for send/recv ops. for consumer in sessiond
316 * Use consumer fd reference in consumer socket obj
317 * Update bash completion
318 * Add --list-commands option to the snapshot command
319 * Reorder functions _lttng_cmd_* functions in bash completion
320 * Use parse_size_suffix in snapshot
321 * Fix: snapshot record error handling
322 * Fix: improve error message when UST support is disabled
323 * Fix: add missing short filter option in help
324 * Fix: typo in configure.ac for version check
325 * Fix: remove calibrate syscall option from code
326 * Fix: snapshot should fail if no successful snapshot is taken
327 * Fix: check UST float field mantissa length
328 * Fix: add UST context in the same order the user enabled them
329 * Introduce configure --with-lttng-system-rundir
330 * Add .dirstamp to gitignore file
331 * Fix: snapshot with multiple UIDs
332 * Prepare for automake deprecation of missing subdir-objects
333 * Fix: typos in --help and manpage
334 * Fix: add-context without -c apply to all channels
335 * Fix: channels can be _enabled_ after tracing is started, but not created
336 * Fix filter parser segmentation fault with bison 3.0
337 * Fix: typo in error msg
338 * Fix: imprecise error message about root sessiond/tracing group
339 * Fix: don't skip chmod if tracing group is not found
340 * Tracepoint probes don't need extern C
341 * Fix: Snapshot should be taken asap in core handler script
342 * Fix: reset out_fd_offset when we rotate the trace file
343 * Fix: LTTNG_ERR_NEED_ROOT_SESSIOND error message
344 * inet/inet6 sockets: apply timeout
345 * Implement timeout for connect ipv4/ipv6
346 * Introduce LTTNG_NETWORK_SOCKET_TIMEOUT env. var
347 * bash completion: add calls to _lttng_complete_sessions
348 * bash completion: Fix copy-paste typo
349 * Extras: Remove deprecated consumer commands in bash completion
350 * bash completion: Remove underscores in handler function names
351 * bash completion: Remove --event for add-context
352 * Update gitignore
353 * relayd: use version macros from build rather than scanf
354 * sessiond: use version major/minor from build for communication with relayd
355 * build: export major/minor/patchlevel numbers
356 * Fix: Dead code when checking return value from (ust_app|kernel)_snapshot_record
357 * Test: enable kernel events after start
358 * Fix: kernel ctl error codes are based on errno
359 * Fix: format string mismatch
360 * test: test_periodical_metadata_flush shrink timer period, kill app
361 * Fix: format string type mismatch
362 * snapshot howto: update text
363 * Add snapshot howto
364
365 2013-07-19 lttng-tools 2.3.0-rc2
366 * Add core-handler README to dist tarball
367 * extras: core-handler: simplify, allow usage from tracing group
368 * Cleanup: add missing dot
369 * Fix: documentation: create name and options
370 * Add core dump snapshot handler script
371 * Fix: sym name len (kernel)
372 * Fix: tests: provide channel name when a non-default channel exists: per-pid
373 * Fix: tests: provide channel name when a non-default channel exists
374 * Fix: data pending race
375 * Fix hang in make check snapshots/test_ust
376 * Cleanup: ust-consumer: wrong indentation
377 * Fix: print dots while waiting for data availability
378 * Fix: remove sleep(1) added by "Fix: (slight UI change) refuse missing -c if non-default channel exists"
379 * Fix: (slight UI change) refuse missing -c if non-default channel exists
380 * Fix: push metadata on stop for per-UID buffers
381 * README: update python documentation
382 * Manpage: other layout cleanups
383 * Manpage: cleanup layout of view
384 * Manpage: cleanup layout of version
385 * Manpage: cleanup layout of stop
386 * Manpage: cleanup layout of start
387 * Manpage: cleanup layout of snapshot
388 * Manpage: cleanup layout of set-session
389 * Manpage: cleanup layout of list
390 * Manpage: cleanup layout of disable-event
391 * Manpage: cleanup layout of disable-channel
392 * Manpage: cleanup layout of enable-event
393 * Manpage: cleanup layout of enable-channel
394 * Manpage: cleanup layout of destroy
395 * Manpage: cleanup layout of create
396 * Manpage: cleanup layout of calibrate
397 * Manpage: cleanup layout of add-context
398 * Documentation: create --snapshot in manpage
399
400 2013-07-17 lttng-tools 2.3.0-rc1
401 * Fix: add missing snapshot header to dist tarball
402 * Documentation: fix thread quit pipe comment
403 * Test for presence of bison and flex when building from git
404 * Test UST snapshot with large metadata
405 * Add test application with large metadata
406 * Cleanup: remove redundant assignment
407 * Fix: use per-uid buffer registry for UID buffer snapshots
408 * cmd.c: fix typos in snapshot commands
409 * Test snapshot per-uid post-mortem
410 * Remove leftover fprintf
411 * Fix deadlock: don't take channel lock in timer
412 * Introduce channel timer lock
413 * document lttng_ustconsumer_request_metadata locking constraints
414 * consumer: remove unused lttng_ustconsumer_push_metadata
415 * Document metadata_socket_lock nesting
416 * lttng_ustconsumer_recv_metadata does not need all those locks
417 * document metadata_switch_timer() deadlock
418 * Fix: add missing metadata socket lock
419 * document metadata_switch_timer() locking constraints
420 * consumer: remove timeout for UST metadata
421 * Introduce pipe for UST metadata cache and stream
422 * consumer: replace DBG2() instances by DBG()
423 * Introduce utils_create_pipe_cloexec_nonblock()
424 * ust consumer: data_pending check is endpoint active
425 * Fix: kernel consumer: data_pending check if endpoint active
426 * consumer: explicitly set endpoint status to active at init
427 * document consumer_metadata_cache_flushed use of consumer_data.lock
428 * consumer: introduce channel lock
429 * Merge branch 'master' of git://git.lttng.org/lttng-tools
430 * Fix: update lttng snapshot help output
431 * Man: fix part of snapshot documentation
432 * Fix: set tracefile size test with PID buffers
433 * Fix: Babelstats fail to parse output with no process name or pid
434 * Missing NULL pointer init in tap.c
435 * Fix: Unchecked asprintf/vasprintf return values
436 * Add snapshots test to fast regression
437 * Fix: kernel data unit test
438 * Fix: snapshot returned valid LTTNG_ERR code
439 * Add the number of snapshot taken to the output path
440 * Fix: RCU read side lock unbalanced
441 * Fix: zeroed snapshot output at init
442 * Support del-output with an output name
443 * Update man page with snapshot command
444 * New UST default buffers is now per UID
445 * Bump UST ABI major version for 2.3 release
446 * Add snapshot mode to lttng list session
447 * Fix: support temporary snapshot max size and name
448 * Support snapshot max-size limitation
449 * Tests: per-UID UST snapshot
450 * Fix: snapshot support for UST and kernel in same session
451 * Implement lttng create --snapshot command
452 * Add create session snapshot API in lttng-sessiond
453 * Add snapshot output init call that uses URIs
454 * Fix: consumer err_sock cloexec
455 * Callsite: add "ip" context
456 * Fix: possible consumer sockets double close on cleanup
457 * Automatically load kvm-x86 and kvm-x86-mmu probes.
458 * Fix: consumer: use uint64_t for all sessiond_id
459 * Fix: add gpl and lgpl files to tarball
460 * Fix: don't install libtap system wide
461 * Fix: close consumer sockets in sessiond cleanup
462 * Fix: set globally visible flag to kernel stream
463 * Fix: lttng: memory leak in snapshot record command
464 * Fix: kernel-consumer: double-close
465 * Fix: consumer: incorrect size zmalloc
466 * Fix: don't try to send stream to relayd if not in streaming
467 * Fix: relayd refcount updates for stream
468 * Fix: don't send error to sessiond on orderly shutdown
469 * Fix: bad pathname used when sending kernel stream to relayd
470 * Fix: add globally visible flag in stream
471 * Fix: destroy metadata stream on setup metadata error path
472 * Fix: send kernel stream to relayd only if needed
473 * Fix: destroy streams for kernel snapshot sessions as well
474 * Fix: close and destroy metadata stream after a kernel snapshot
475 * Fix: print errno message on connect() error
476 * Fix: possible double-close on stream out_fd
477 * Fix: session ID signess to uin64_t in sessiond
478 * Tests: fix validation trace path in kernel snapshot
479 * Tests: Add UST snapshot local and streaming
480 * Add UST snapshot support
481 * Fix: consumer_add_relayd_socket() report errors to sessiond
482 * Fix: add missing enum lttcomm_return_code entries
483 * Fix: UST per-UID channels persist across application teardown
484 * Fix: kernel snapshot metadata handling and error paths
485 * Fix: coding style and debug statement
486 * Fix: put subbuffer back in kernel snapshot error path
487 * Fix: overflow in uri_to_str_url
488 * Fix: detect the correct version of LTTng-UST
489 * Fix: sessiond: use uint64_t for all session ids
490 * Tests: add kernel snapshot streaming to root regression
491 * Tests: remove debug output from test
492 * Tests: Add kernel snapshot streaming
493 * Fix: use snapshot consumer output for kernel
494 * Fix: periodical flush check trace before stop
495 * Fix: consumer: 64-bit index for relayd rather than 32-bit (v2)
496 * Fix UST channel/stream output assignation
497 * Fix: send per-pid session id in channel creation
498 * Fix: consumer double-close on error
499 * Update URCU detection to correctly check for a 0.7 version
500 * Fix: snapshot path
501 * Add utils function to format current time as a string
502 * Fix: set hidden attribute to utils_* calls
503 * Fix: consumer handling of metadata for relayd
504 * Add kernel snapshot support
505 * Support flight recorder mode for a session
506 * Implement snapshot commands in lttng-sessiond
507 * Add snapshot command to lttng UI
508 * Initial import of the snapshot ABI/API in lttng-ctl
509 * Use the consumer stream API in consumer_del_stream()
510 * Add consumer-stream.c/.h in libconsumer
511 * Move multiple URLs parsing fct from lttng-ctl to uri.c
512 * Add a lttng-ctl header to facilitate code separation
513
514 2013-06-25 lttng-tools 2.2.0 (National Catfish Day)
515 * STABLE VERSION
516 * Fix: if relayd is unreachable, disable consumer for the session
517 * Fix: possible infinite loop in disable ust event
518 * Fix: don't enable a channel if a session was already started
519 * Fix: bad type for the relayd id
520 * Fix: add debug statement in kernel flush metadata
521 * Fix: destroy default created channel if add-context fails
522 * Fix: clarify tracefile size/count in lttng.1 man
523 * Fix: don't stop a session that was not previously started
524 * Fix: update lttng.1 man page
525 * Fix: bad protocol flow between sessiond and consumerd
526 * Fix: kernel memory leak in error path
527
528 2013-06-20 lttng-tools 2.2.0-rc3
529 * Multiple memory and fd leak fixes in sessiond and consumerd
530 * Test: stress test added to the repository but not in make check
531 * Using LTTNG_HOME environment variable if exists, with fallback to HOME
532 * Implement health check for app registration dispatch
533 * Implement health check for app notification thread
534 * Revert "Improve channel listing output format"
535 * Fix: use lttng pipe to send new stream to thread
536 * Change consumer_metadata_pipe to be a lttng_pipe
537 * Change consumer_data_pipe to be a lttng_pipe
538 * Add wrappers for pipe
539 * Add --version command-line option to lttng.
540 * Add --with-lttng-ust-prefix config option.
541 * Fixes from coverity scan.
542 * Stability fixes
543 * RCU hash table are now destroyed in a seperate thread in sessiond
544
545 2013-05-09 lttng-tools 2.2.0-rc2
546 * Fix: split UST per UID/PID default values
547 * Fix: don't start the relayd with a wrong --output dir
548 * Fix: Erroneous automatic session name when streaming
549 * Fix: wrong data port when listing session's URI
550 * Fix: don't create a channel on an enable channel
551 * Tests: Add missing test_utils_parse_size_suffix to unit tests
552 * Fix: print lttng strerror on enable event with filter
553 * Fix: change relayd protocol version to 2.2
554 * Fix: reset current size for tracefile rotation
555 * Fix: remove extra -I for python bindings
556 * lttng UI: round up trace file size to subbuf size if needed
557 * Fix lttng UI: fix arg parsing, round size to next power of two
558 * Fix: check errors in lttng command argument values
559 * Implement get_count_order in lttng utils
560 * lttng cli: Accept human readable sizes for --subbuf-size
561 * Unit tests: don't rebuild units under test
562 * Fix: consumerd metadata channel/cache/timer races
563 * Fix: consumerd channel destroy race
564 * Cleanup: document RCU read-side lock better
565 * consumer relayd interaction: fix segfaults
566 * Fix: change order of fd get to fix error path
567 * Fix: fd leak when creating UST metadata channel
568 * Fix: fd leak on error
569 * Fix consumerd fd leak
570 * Fix RCU-related hangs: incorrect lttng_ht_destroy use
571 * rculfhash: check for callers from RCU read-side C.S.
572 * Fix: don't call hash table destroy under rcu read-side c.s.
573 * Documentation: import updated comments from urcu
574 * Fix: segfault in buffer_reg_channel_destroy()
575 * Fix: add missing goto error in UST consumer
576 * Fix: no need to use run_as_open in the relayd
577 * Fix: typo in enable-channel man and help
578 * Fix: add some missing hidden attribute
579 * Fix: per-uid buffers should only be flushed once on stop
580 * Cleanup: Use own mutex within timer setup/teardown
581 * Fix: channel management thread should hold a refcount
582 * Fix: move metadata cache setup before ownership passing
583 * Fix: consumer metadata switch timer error handling
584 * Fix: set ptr to NULL to suppress old gcc warnings
585 * Fix: linking order of libraries
586 * Fix: multiple type mismatch in debug statement
587 * Fix: remove mention of trace directory layout in quickstart doc
588 * Fix: remove unused path variables from session obj
589 * Fix: update lttng.1 man and enable-channel help with read timer size
590 * Fix: use channel per domain default values
591 * Fix: typos in the code base
592 * Fix: deny multiple event types with enable-event
593 * Fix: deny the same port for data and control URL
594 * Fix: reset consumer destination when changing URIs
595 * Fix: don't allow different control and data destination
596 * Fix: typos in error strings
597 * Improve channel listing output format
598 * Fix: enable-channel accepts mismatched option
599 * Fix: validate buffer type for UST channel creation
600
601 2013-03-28 lttng-tools 2.2.0-rc1
602 * Add UST per UID buffers support
603 * UST metadata generation are created on the sessiond side
604 * Move LTTng-UST buffer ownership from application to consumer
605 * Add a UST registry of events and channel in the sessiond
606 * UST periodical metadata flush
607 * Refactor tests to use prove and tap
608 * Support for trace file rotation for the relayd and on disk
609 * Support per-context filtering
610 * Add channel wakeup fd to monitor close
611 * Deprecate enable/disable-consumer
612 * Multiple fixes and memory leak fix.
613
614 2012-12-20 lttng-tools 2.1.0 (13th Baktun)
615 * STABLE VERSION 2.1.0-stable - "Basse Messe"
616 * Multiple minor fixes
617 * Multiple memory and fd leaks
618 * Fix: Off by one in seq num for data pending command
619 * Fix: flag metadata stream on quiescent control cmd
620 * Fix: prioritize control socket communication in relayd
621 * Fix: poll and epoll fd set reallocation
622 * Fix: add missing goto pending if data is inflight
623 * Fix: remove ua_sess->started assert on stop trace
624 * Set classes of traffic in high_throughput_limit
625 * Fix: use the poll wait ret value when iterating on fd(s)
626 * Fix: force the poll() return value to be nb_fd
627 * Fix: Wrong check of node when cleaning up ht
628 * Fix: set started flag of ust app after ustctl
629 * Fix: memory leak in add relayd socket error path
630 * Fix: add packed attribute to filter structure
631 * Fix: Add missing health code update for consumer command
632 * Add LTTNG_PACKED macro
633 * Fix data pending for inflight streaming
634 * Map session id of relayd and sessiond in consumer
635 * Add the relayd create session command
636 * Make the consumer sends a ACK after each command
637 * Remove MSG_WAITALL on every recvmsg() socket typ
638 * Fix: Add missing relayd ht cleanup and ht destroy
639 * Fix: Relayd and sessiond version check
640 * Fix: protect consumer_find_channel with rcu locking
641 * Fix: don't steal key when adding a metadata stream
642 * Consumer hold stream mutex for add stream
643
644 2012-12-03 lttng-tools 2.1.0-rc9
645 * Fix: set the stream ht static in consumer file
646 * Update sessiond man page with new env var
647 * Update lttng.1 man page
648 * Fix: enable-consumer for all domains missing dir
649 * Fix: Add missing fct prototypes when disabling UST
650 * Fix a typo in lttng-probe-module name
651 * Assign values to enum lttcomm_sessiond_command
652 * Fix: run health test only if root
653 * Clarify empty string/NULL filter errors
654 * Fix: add missing padding for UST filter
655
656 2012-11-22 lttng-tools 2.1.0-rc8
657 * Fix: Uninit. variable in lttng view
658 * Add already enabled UST event error code
659 * lttng.h API update: set filter becomes enable event with filter
660 * Change the UST event hash table match function
661 * Pass lttng_event struct to the set_filter API call
662 * Adding context to an event is no longer possible
663 * Add UST overlap tests
664 * Add filter sequence number to UST
665 * Fix: Typo from a previous patch in an assert()
666 * Fix: Warn if session is running with lttng view
667 * Fix: Add bash requirement to README for make check
668 * Fix: add the notion of domain to lttng.1 man page
669 * Enable additional kernel probes
670 * Update CodingStyle
671 * Use the new functions for default subbuf sizes
672 * Add default subbuf sizes getter functions
673 * Add max() and min() macro in common
674
675 2012-11-13 lttng-tools 2.1.0-rc7
676 * Fix: Add pointer check when freeing poll events
677 * Fix: FD leak on thread error
678 * Fix: Wrong fd used by kernel_wait_quiescent
679 * Support new lttng-ust error code
680 * Fix: Don't set filter if enable event fails
681 * Fix: Wrong data port when listing session
682 * Fix: Enable event after start command
683 * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
684 * Add a timeout to UST application socket
685 * Fix: Consumerd error socket connect race
686 * Fix: Set CLOEXEC flag on every created sockets
687 * Remove consumer poll timeout in data thread
688 * Fix: RCU hash table seed
689 * Fix: Do not install health tests helper libraries
690 * Fix: Create default channel on add-context if none
691 * Support new liblttng-ust-ctl error code
692 * Fix: Add EPIPE error handling on buffer splice
693 * Fix: Channel creation error return code was not set
694 * Fix: Wrong poll events on UST application socket
695 * Fix: Remove dependency to urcu-cds in tools tests
696 * Fix: Missing librt dependency in configure check for lttng-ust-ctl
697 * Fix: Don't append datetime to default session name
698 * Fix: Deny session creation name 'auto'
699 * Fix: Add space for stream name CPU number
700 * Fix: Add output option to enable-channel command
701
702 2012-11-02 lttng-tools 2.1.0-rc6
703 * Tests: Add filtering tests for uncovered cases
704 * Fix: Sync issue when deleting a data stream
705 * Rename data_available to data_pending
706 * Fix: consumer health state
707 * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
708 * Fix: Bad return error code handling
709 * Fix: Use after free() of the rundir string
710 * Fix: Cleanup UST app session on ustctl create session error
711 * Fix: add missing pthread_join in sessiond
712 * Fix: free running directory string
713 * Fix: UST app clean list node usage
714 * Add liblttng-ctl destructor to cleanup memory
715 * Fix: Cleanup URIs on teardown
716 * Fix: relayd memleaks
717 * Fix: Memory leaks of allocated URIs
718 * Fix: consumer output memory leak on creation
719 * Fix: missing addrlen initialization before accept(2)
720 * Fix: relayd trace file padding memleak
721 * Fix: Remove useless consumer subdir string concatenation
722 * Fix: lttng create allocated path memleak
723 * Fix: Cppcheck memleakOnRealloc mistake
724 * Fix: Synchronization issue for data available command
725 * Fix: consumer relayd cleanup on disconnect
726 * Fix: Handle the unary bitwise negation operator (~) in the XML printer
727 * Fix: Possible memory leaks when creating filter IR root node
728 * Fix: Delete stream on write error in consumer
729 * Fix: Error handling when sending relayd sockets to consumer
730 * Add stream lock comment for nesting
731 * Fix: Mutex and RCU lock nesting in consumer
732 * Fix: Uninitialized ret code
733 * Fix: Remove bad condition and fix overflow issue
734 * Fix: consumerd pthread error flow
735 * Fix: Set a single return point and mutex unlock
736 * Fix: Remove useless NULL and zero assignment
737 * Fix: segfault on create session with two URLs
738
739 2012-10-22 lttng-tools 2.1.0-rc5
740 * Fix: Remove network stream ID ABI calls
741 * Tests: Add filtering tests
742 * Wait for data availability when stopping a session
743 * Relayd data available command support
744 * Lib lttng-ctl data available command support
745 * Consumer daemon data available command support
746 * Add data structure for the data available command
747 * Change the metadata hash table node
748 * Make stream hash tables global to the consumer
749 * Move add data stream to the data thread
750 * Rename consumer threads and spawn them in daemon
751 * Fix: relayd close stream command was not working
752 * Fix: Relayd and consumerd socket leaks
753 * Fix: Missing -ENODATA handling in the consumer
754 * Fix: Empty metadata buffer(s) on HUP|ERR
755 * ABI with support for compat 32/64 bits
756 * Fix: Stream allocation and insertion consistency
757 * Fix: output number of bytes written by relayd
758 * Add hash table argument to helper functions
759 * Fix: Add missing call rcu and read side lock
760 * Tests: Fix LD_PRELOAD library lookup path for health tests
761 * Fix: Add arbitrary wait period for kernel streaming test
762 * Fix coding style and add/change debug statements
763 * Fix: Build out of src tree
764 * Tests: Add health check tests to configure
765 * Tests: Add health check thread stall test
766 * Tests: Add health check thread exit test
767 * Tests: Add a health check utility program
768 * Add testpoints in lttng-sessiond for each threads
769 * New testpoint mechanism to instrument binaries for testing
770 * Fix: off-by-one in comm proto between lttng-ctl and sessiond
771 * Fix: Metadata stream leak when received in consumer
772 * Fix: consumer_allocate_stream error handling
773 * Fix: consumer should await for initial streams
774 * Fix: Missing rcu read side lock in consumer
775
776 2012-09-26 lttng-tools 2.1.0-rc4
777 * Fix: Change sempahore to pthread conditions
778 * Fix: relayd relay_send_version: handle sscanf return code
779 * Fix relayd: NULL ptr deref
780 * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
781 * Tests: add print bytecode to filter grammar test
782 * Cleanup: assign values to bytecode opcodes
783 * Fix: Filter: Fix allocation length error
784 * Fix: Filter: add missing ast free
785 * Tests: Add high throughput with bandwidth limits test
786 * Fix: Returned code when listing kernel channel
787 * Tests: Rename helper functions to have consistent names
788 * Tests: Cleanup redundant code and use printing helper functions
789 * Tests: Add helper functions for printing status and banner
790 * Tests: Add a check for color support when printing status
791 * Fix: Lib lttng-ctl on error returns lttng code
792 * Fix: lttng_set_event_filter() was returning bad error code
793 * Fix: printing [no write] on lttng list -uf
794 * Fix: Disable event on filter error with lttng
795 * Fix: Wrong returned error code on UST enable event
796 * Add consumer commands to lttng.1 man page
797 * Add lttng_health_check(3) man page
798 * Fix: Remove LPOLLNVAL from consumer metadata revents
799 * Fix: Mismatch of field name between ust and tools
800 * Add the written value when listing fields
801 * Fix: Consumer return value check after mmap/splice
802 * Don't send the subbuffer padding for streaming
803 * Fix: Returned error code in consumer on read buffer
804
805 2012-09-12 lttng-tools 2.1.0-rc3
806 * Fix: Relayd fix ret value when adding a connection
807 * Add new thread in consumer for metadata handling
808 * Fix: consumer recv command error path
809 * Fix filter: fix recent regressions
810 * Update lttng-ust-abi.h from upstream lttng-ust
811 * Fix: Accept bytecode of length 65536 bytes
812 * Fix: Generation of bytecode longer than 32768 bytes fails
813 * Fix: Filter bytecode alloc buffer size must be a power of 2
814 * Add lttng-ctl SWIG python bindings
815 * Add C++ support to API header files
816 * Librarify filter in liblttng-ctl and hide symbols
817 * Set hidden visibility for calls used in lttng-ctl
818 * Notify the user if a filter is already enabled
819 * Install lttng-error.h and include it in lttng.h
820 * Add lttng-error.h containing every API err. code
821 * Fix: missing hostname context
822
823 2012-08-22 lttng-tools 2.1.0-rc2
824 * Fix: put back 2.0 output text for lttng create cmd
825 * Fix: remove set subdir call that uses bad ptr
826 * Filter: Handle the unary bitwise not operator (~) with an unsupported
827 * Fix: missing mutex unlock on register consumer err
828 * Remove underscore from ifndef of lttng.h
829 * Remove unused define in lttng.h
830 * Standardize lttng command line usage text
831 * Merge duplicate code in consumer for destroy relayd
832 * Merge duplicate code in consumer for add relayd
833 * Fix: Possible buffer overflows in strncat() usage
834 * Move code out of main.c and fix some issues
835
836 2012-08-17 lttng-tools 2.1.0-rc1
837 * Feature: Network Streaming
838 * Add the lttng-relayd binary for network streaming
839 * Support user space tracer filtering
840 * Multiple fixes
841
842 2012-04-19 lttng-tools 2.0.1
843 * Fix: test script for kernel module validation
844 * Fix: report error to client on consumerd error
845 * Fix: add missing ht_destroy at consumer teardown
846 * Fix: consumer fd recv thread should write into non-blocking pipe
847 * Fix: work-around glibc __nptl_setxid vs clone hang
848 * Fix: consumer fd recv poll should be sensitive to POLLPRI too
849 * Fix consumer lttng_consumer_poll_socket poll revents check bug
850 * Fix: increase consumer open files limit
851 * Update README: document dep on modprobe for kernel tracing
852 * Fix: wait for sessiond to stop in tests
853 * Fix: remove unused return variable
854 * Don't report back error on syscalls fail for -a -k
855 * Fix: destroy context hash table being NULL
856 * Fix: make lttng expand path for trace output opt
857 * Fix: return value signedness
858 * Fix: man page environment variable name error
859 * Fix: check return value on getenv USER
860
861 2012-03-20 lttng-tools 2.0.0
862 * Fist STABLE version
863 * Add version name: Annedd'ale
864
865 2012-03-20 lttng-tools 2.0.0-rc4
866 * Fix: add small detail to enable-channel man page
867 * Fix: warned of arbitrary time for ust-nprocesses test
868 * Fix. add limitation to man page
869 * Fix: minor changes to lttng.1
870 * Fix: add exit values to lttng.1 man page
871 * Fix: add delay before validating apps in test nproc
872 * Fix: error handling in lttng enable-event
873 * Fix: document structure init. to 0 in lttng.h
874 * Fix: uninitialized variable
875 * Keep track of FD used for UST applications (v2)
876 * Fix: lttng view, error message and exit code
877 * Small fixes to lttng man pages (v2)
878 * Fix: handle EINTR for sendmsg syscall
879 * Fix: lttng UI exit value and error message
880 * Fix: session lock use after free
881 * Fix kernel_list_events memleaks
882 * Fix debug message use uninitialized variable
883 * Fix: trace_ust_destroy_metadata should check for NULL pointer
884 * Fix: various memleaks
885 * Fix: hash table allocation out of order on error
886 * fix: lttng_ht_destroy memleak
887
888 2012-03-16 lttng-tools 2.0.0-rc3
889 * Fix: missing headers for make dist
890 * Fix: install lttng-consumerd in lib/lttng/libexec/
891 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
892 * Fix: consumer CPU hotplug support
893 * Fix: double PID registration race
894 * Make libcompat independent not to confuse automake
895 * Clarify the license of lttng-ust-abi.h
896 * Fix: License header
897 * Fix: wrong return value on consumer socket creation
898 * Fix: test for UST invalid channel parameters at channel creation
899 * Fix: recvmsg should handle EINTR
900 * Fix: error.h non-static variables for liblttng-ctl
901 * Fix: missing _GNU_SOURCE define
902 * Fix: improve need root for kernel tracing error message
903 * Fix: start/stop lttng message error
904
905 2012-03-02 lttng-tools 2.0.0-rc2
906 * Fix: meaningful error message
907 * Fix: UST consumer need to iterate on streams, just change their key
908 * Fix: add missing rcu read lock across RCU HT iteration
909 * Fix: kernel session closes fd 0 after create
910 * Fix: sendmsg EPIPE should be quiet by default (expected)
911 * Fix: thread_registration_apps should set its local sock to -1 when passing it
912 * Fix: clock -> sock typo
913 * Fix: consumer race: should allow reuse of FD key
914 * Fix: Use PERROR all across lttng-tools, never make it quiet
915 * Fix: test all close return values in sessiond
916 * Fix: All perror turned into PERROR to show file and line number
917 * Fix: large audit of close() use in sessiond main.c
918 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
919 * Fix: incorrect close of fd 0 for syscall kernel event destroy
920 * Fix: sessiond has incorrect missing 0 value in FD check
921 * Fix: sessiond app listening: use posix-compliant poll flags
922 * Fix: consumer printf type should match ssize_t (%zd)
923 * Fix: make ust consumer posix compliant for poll flags
924 * Fix security permission on lttng run directory
925 * Fix: Display right loglevel_type in error message
926 * Fix documentation in lttng.h
927 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
928 * Fix: restart consumerd and sessiond when interrupted in poll()
929 * Fix: handling bad channel when sending to consumer
930 * Fix useless variable
931 * Fix add-context returned error
932 * fix: add missing break in command handling
933 * fix: command handling: do not check domain for commands not requiring domain
934 * fix: if tracing group does not exist, do not report a client error
935 * Fix: run_as error handling
936 * Fix usage note on -a
937 * Revert FreeBSD compatibility layer
938 * Fix: documented number of subbuffers is incorrect
939 * Document that num-subbuf and subbuf-size need to be power of 2
940 * Merge branch 'master' of git://git.lttng.org/lttng-tools
941
942 2012-02-20 lttng-tools 2.0.0-rc1
943 * Fix lttcomm_close_unix_sock to actually close the socket
944 * lttng-sessiond: Set group permissions explicitly
945
946 2012-02-16 lttng-tools 2.0-pre23
947 * configure.ac: Fix consumerd64-libdir typo
948 * Fix existing session daemon check
949 * Fix missing session locks
950 * Fix return value on ust app session create
951 * Fix double start/stop trace
952 * Fix ust app session started state on start trace
953 * modprobe statedump, signal and timer lttng module
954 * Fix hyphens in man pages
955
956 2012-02-14 lttng-tools 2.0-pre22
957 * Add the bash-completion file to the dist tarball
958 * Add the LICENSE file too
959 * Package used for the Ubuntu LTS (feature freeze)
960
961 2012-02-13 lttng-tools 2.0-pre21
962 * Fix licensing for hashtable/utils.c
963 * Print loglevel value in list -u
964 * Remove "<all> from MSG() when no loglevel is selected
965 * Initial import of man lttng.1 and lttng-sessiond.8
966 * Fix memory leak master
967
968 2012-02-09 lttng-tools 2.0-pre20
969 * New lttng view command
970 * Multiple loglevel fixes
971 * Fix list command
972 * Fix session syscall listing
973 * Multiple fixes across the code base
974
975 2012-02-02 lttng-tools 2.0-pre19
976 * Update lttng ust ABI/API copy
977 * Implement UST calibrate and change default
978 * Add MSG_WAITALL to recvmsg of sessiond-comm
979 * Check kernel version for tests
980 * Add a '--list-options' option to each command.
981 * First import of extras/ with lttng bash completion
982 * Remove default defines from lttng.h
983 * Fix lttng sessiond spawn wait race
984 * Add CMD_WARNING error code
985 * Fix context mapping for UST and kernel
986 * Add kernel work-around for boot_id
987 * Rewrites lttng-ctl's set_session_daemon_path
988 * Fix memory lean in all lttng cli commands
989 * Update loglevel ABI
990 * Add padding to all ABIs for future development.
991 * Improve error handling of lttng cli
992 * Multiple fixes across the code base (nothing critical)
993
994 2012-01-23 lttng-tools 2.0-pre18
995 * Complete change of the source directory tree
996 * Move compat to common and create an internal lib
997 * Rename lttngerr.h to error.h
998 * Add kernel module version validation
999 * Add UST version validation
1000 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
1001 * Fix off-by-one and double list size instead of steady increment
1002
1003 2012-01-19 lttng-tools 2.0-pre17
1004 * Add and support the new hash table library
1005 * Add lttng hash table support to liblttng-consumer
1006 * RCU support for consumer's hash tables
1007 * UST consumer close shm fd after mapping it
1008 * Remove CLONE_VM flag for runas making gdb debugging impossible
1009 * Make MSG() print on stdout instead of stderr
1010 * Don't init kernel tracer if not root (UID=0)
1011 * Multiple fixes found when reaching max. number of open files
1012 * Add some UST tests
1013 * Multiple segfaults and assert error fixed
1014
1015 2011-12-23 lttng-tools 2.0-pre16
1016 * Per-user lttng-sessiond now fully functionnal
1017 * Fix nested double usage of hashtable iterators
1018 * Support creds passing between lttng and sessiond
1019 * Rename sessiond internal "uid" fields to "id"
1020 * Create all trace directories and files with client user credentials
1021 * Create output directory at session creation command
1022 * Only allow the user or group owning the session (or root) to control a session
1023 * Add disable kernel tracing option to sessiond
1024
1025 2011-12-13 lttng-tools 2.0-pre15
1026 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
1027 * UST consumer 32/64 bit support
1028 * Multiple bug fixes
1029 * Multiple segfault, race and double lock fixes
1030 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
1031 * UST loglevel support
1032 * ABIs now support 256 char event names
1033 * Dependency on libpopt >= 1.13
1034 * Dependency on URCU >= 0.6.7
1035 * Rename kernel-ctl.c/.h to kernel.c/.h
1036 * Change malloc to zmalloc in lttng-sessiond code
1037 * RCU hashtable support for all UST data structure
1038 * New libconsumer for UST, kernel and one generic
1039 * Change "--all" option from lttng command line
1040 * Remove function entry option to discourage its use
1041
1042 2011-09-30 lttng-tools 2.0-pre14
1043 * Syscall tracing support
1044 * Multiple bug fixes (nothing critical)
1045 * Add userspace RCU hash table to tree for dev
1046 * Update UST ABI
1047 * Fix epoll that did not handle EINTR
1048 * Liburcu >= 0.6.5 is needed from this release
1049 * Enabling all events also enable syscall tracing
1050 * Debug messages are now on stderr
1051 * Add basic data structure for UST support but not ready yet.
1052
1053 2011-08-25 lttng-tools 2.0-pre13
1054 * Memory leaks fixes and double lock list
1055 * Add UST registration with sychronisation
1056 * Use poll/epoll compatibility layer for the sessiond
1057 * Major code cleanup of ltt-sessiond/main.c
1058 * Increase listen() connexion limit
1059 * Fix bad enable-channel command
1060 * Rename trace.c/.h to trace-kernel
1061 * Multiple fixes on the poll management with the new epoll API
1062
1063 2011-08-25 lttng-tools 2.0-pre12
1064 * Multiple fixes
1065 * Fix kconsumerd handling custom channel output
1066 * Add lttng_register_consumer to register a custom consumer
1067 * Add multiples tests of the session daemon
1068 * Default kernel channel size/number changed
1069 * Support for UST application registration
1070 * Import LTTng UST 2.0 ABI
1071 * Send data to kconsumerd before tracing start
1072 * Export API of lib kernel consumer (liblttngkconsumerd)
1073
1074 2011-08-12 lttng-tools 2.0-pre11
1075 * New lttng API using the lttng_handle
1076 * Multiple fixes of kernel consumer
1077 * Register the consuming function and add a library context
1078 * Kernel consumer fix mmap/munmap
1079 * lttng-sessiond-comm header has been privatize
1080 * Kernel traces are written in the kernel/ directory
1081 * Add underscore to enable-channel command options
1082
1083 2011-07-29 lttng-tools 2.0-pre6
1084 * Fix enable multiple events
1085 * Add function entry feature
1086
1087 2011-07-28 lttng-tools 2.0-pre5
1088 * Fix Add context command
1089 * Fix auto session path creation
1090 * Fix bad strncmp at channel creation
1091
1092 2011-07-23 lttng-tools 2.0-pre4
1093 * Fix kprobe attributes
1094 * Fix channel creation when not found at event enable
1095 * Add safe list iteration
1096 * Add two tests into the git tree
1097 * Kernel consumer can be put in debug mode with -vv
1098 * Trace path is now created on the client side
1099
1100 2011-07-23 lttng-tools 2.0-pre3
1101 * Fix perf hw cache counter config values
1102
1103 2011-07-22 lttng-tools 2.0-pre2
1104 * Multiple fixes
1105 * New add-context options for perf counter and context
1106 * Using the install bin path from autotool for execl() call
1107 * Update quickstart guide
1108
1109 2011-07-20 lttng-tools 2.0-pre1
1110 * First prerelease of lttng-tools.
1111 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1
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