Fix: only create UST metadata on start trace
[lttng-tools.git] / ChangeLog
CommitLineData
c9d04d79
DG
12013-12-10 lttng-tools 2.4.0-rc2
2 * Fix: close connection on incompatible version check
3 * Fix: fields alignements in live protocol
4 * Tests: add regression test for Java JUL support
5 * Fix: possible use after free
6 * Fix: remove unused code in session daemon
7 * Fix: string format with unsigned value
8 * Fix: remove useless assert
9 * Fix: bad logical check of error codes
10 * Fix: resource leak in enable-event command
11 * Fix: unchecked return value in ust app delete
12 * Fix: dereference after null check in UST registry
13 * Fix: Resource leak in ust registry
14 * Fix: backported from urcu commit 92af1a30
15 * Tests: fix racy tests and misleading output messages
16 * Tests: fix bad argument parsing in test app
17 * Fix: remove assert on fd in the read/write layer
18 * Fix: missing lock/unlock when sending index
19 * Fix: update back the metadata len sent on failure
20 * Fix: don't fail on push metadata if no channel
21 * Rename LTTng index in CTF index
22 * Fix: set the enable all event command type
23 * Fix: implicit conversion of enum types in sessiond
24 * Fix: implicit conversion of enum types in consumer
25 * Fix: comparison of unsigned enum expression >= 0
26 * Fix: comparison of unsigned value agains < 0
27 * Fix: create a fast and a long UST snapshot test
28 * Tests: fix racy UST snapshot post mortem test
29 * Tests: remove useless sleep when spawning sessiond
30 * Add travis-ci configuration file
31 * Add libuuid as dependency in README
32 * Tests: add valid test cases to test_utils_expand_path
33 * Tests: add symlink tests for test_utils_expand_path
34 * Fix: utils_expand_path now works for paths that ends with '/.' or '/..'
35 * Fix: comment indentation
36 * Add missing copyright to utils.c
37 * Fix: use non block waitpid to lookup child state
38
dd2c2a1b
DG
392013-11-15 lttng-tools 2.4.0-rc1
40 * Live streaming support
41 * Health check support in consumer and relayd
42 * Event exclusion support
43 * Java Util Logging support
44 * Multiple fixes! The diff is just too big to put here.
45
c9dc1289
DG
462013-09-03 lttng-tools 2.3.0
47 * Fix: remove periodical flush test from make check
48
3e618c7a
DG
492013-08-30 lttng-tools 2.3.0-rc3
50 * Fix: hashtable: take split_count_order into account
51 * Fix: remove wrong doing asserts in sessiond
52 * Tests: fix periodical flush tests to stop app
53 * Fix: correctly close metadata on sessiond thread shutdown
54 * Fix: delete the trace directory used for the test
55 * Fix: remove bad check after epoll wait in consumer
56 * Fix: missing data pending signess conversion
57 * Fix: consumer data pending for empty streams
58 * Fix: hash table growth (for small tables) should be limited (v2)
59 * Fix: run_as gid/uid test should return result to parent
60 * Fix: missing check for metadata data pending
61 * Tests: change buffers UID test to PID
62 * Tests: fix health tests to use custom socket timeout
63 * Fix: remove health test from fast regression
64 * Use socket timeout value for tcp timeout if available
65 * Fix: set the health delta tcp timeout aware
66 * Get the maximum TCP timeout in sessiond
67 * Fix: don't report error if UST app dies
68 * Fix: support VPATH build for tests
69 * Improve comments after review
70 * Rename consumer socket fd to fd_ptr
71 * Lock consumer data before fd check during destroy
72 * Use single callsite for send/recv ops. for consumer in sessiond
73 * Use consumer fd reference in consumer socket obj
74 * Update bash completion
75 * Add --list-commands option to the snapshot command
76 * Reorder functions _lttng_cmd_* functions in bash completion
77 * Use parse_size_suffix in snapshot
78 * Fix: snapshot record error handling
79 * Fix: improve error message when UST support is disabled
80 * Fix: add missing short filter option in help
81 * Fix: typo in configure.ac for version check
82 * Fix: remove calibrate syscall option from code
83 * Fix: snapshot should fail if no successful snapshot is taken
84 * Fix: check UST float field mantissa length
85 * Fix: add UST context in the same order the user enabled them
86 * Introduce configure --with-lttng-system-rundir
87 * Add .dirstamp to gitignore file
88 * Fix: snapshot with multiple UIDs
89 * Prepare for automake deprecation of missing subdir-objects
90 * Fix: typos in --help and manpage
91 * Fix: add-context without -c apply to all channels
92 * Fix: channels can be _enabled_ after tracing is started, but not created
93 * Fix filter parser segmentation fault with bison 3.0
94 * Fix: typo in error msg
95 * Fix: imprecise error message about root sessiond/tracing group
96 * Fix: don't skip chmod if tracing group is not found
97 * Tracepoint probes don't need extern C
98 * Fix: Snapshot should be taken asap in core handler script
99 * Fix: reset out_fd_offset when we rotate the trace file
100 * Fix: LTTNG_ERR_NEED_ROOT_SESSIOND error message
101 * inet/inet6 sockets: apply timeout
102 * Implement timeout for connect ipv4/ipv6
103 * Introduce LTTNG_NETWORK_SOCKET_TIMEOUT env. var
104 * bash completion: add calls to _lttng_complete_sessions
105 * bash completion: Fix copy-paste typo
106 * Extras: Remove deprecated consumer commands in bash completion
107 * bash completion: Remove underscores in handler function names
108 * bash completion: Remove --event for add-context
109 * Update gitignore
110 * relayd: use version macros from build rather than scanf
111 * sessiond: use version major/minor from build for communication with relayd
112 * build: export major/minor/patchlevel numbers
113 * Fix: Dead code when checking return value from (ust_app|kernel)_snapshot_record
114 * Test: enable kernel events after start
115 * Fix: kernel ctl error codes are based on errno
116 * Fix: format string mismatch
117 * test: test_periodical_metadata_flush shrink timer period, kill app
118 * Fix: format string type mismatch
119 * snapshot howto: update text
120 * Add snapshot howto
121
95f3c88c
MD
1222013-07-19 lttng-tools 2.3.0-rc2
123 * Add core-handler README to dist tarball
124 * extras: core-handler: simplify, allow usage from tracing group
125 * Cleanup: add missing dot
126 * Fix: documentation: create name and options
127 * Add core dump snapshot handler script
128 * Fix: sym name len (kernel)
129 * Fix: tests: provide channel name when a non-default channel exists: per-pid
130 * Fix: tests: provide channel name when a non-default channel exists
131 * Fix: data pending race
132 * Fix hang in make check snapshots/test_ust
133 * Cleanup: ust-consumer: wrong indentation
134 * Fix: print dots while waiting for data availability
135 * Fix: remove sleep(1) added by "Fix: (slight UI change) refuse missing -c if non-default channel exists"
136 * Fix: (slight UI change) refuse missing -c if non-default channel exists
137 * Fix: push metadata on stop for per-UID buffers
138 * README: update python documentation
139 * Manpage: other layout cleanups
140 * Manpage: cleanup layout of view
141 * Manpage: cleanup layout of version
142 * Manpage: cleanup layout of stop
143 * Manpage: cleanup layout of start
144 * Manpage: cleanup layout of snapshot
145 * Manpage: cleanup layout of set-session
146 * Manpage: cleanup layout of list
147 * Manpage: cleanup layout of disable-event
148 * Manpage: cleanup layout of disable-channel
149 * Manpage: cleanup layout of enable-event
150 * Manpage: cleanup layout of enable-channel
151 * Manpage: cleanup layout of destroy
152 * Manpage: cleanup layout of create
153 * Manpage: cleanup layout of calibrate
154 * Manpage: cleanup layout of add-context
155 * Documentation: create --snapshot in manpage
156
07ddb08c
MD
1572013-07-17 lttng-tools 2.3.0-rc1
158 * Fix: add missing snapshot header to dist tarball
159 * Documentation: fix thread quit pipe comment
160 * Test for presence of bison and flex when building from git
161 * Test UST snapshot with large metadata
162 * Add test application with large metadata
163 * Cleanup: remove redundant assignment
164 * Fix: use per-uid buffer registry for UID buffer snapshots
165 * cmd.c: fix typos in snapshot commands
166 * Test snapshot per-uid post-mortem
167 * Remove leftover fprintf
168 * Fix deadlock: don't take channel lock in timer
169 * Introduce channel timer lock
170 * document lttng_ustconsumer_request_metadata locking constraints
171 * consumer: remove unused lttng_ustconsumer_push_metadata
172 * Document metadata_socket_lock nesting
173 * lttng_ustconsumer_recv_metadata does not need all those locks
174 * document metadata_switch_timer() deadlock
175 * Fix: add missing metadata socket lock
176 * document metadata_switch_timer() locking constraints
177 * consumer: remove timeout for UST metadata
178 * Introduce pipe for UST metadata cache and stream
179 * consumer: replace DBG2() instances by DBG()
180 * Introduce utils_create_pipe_cloexec_nonblock()
181 * ust consumer: data_pending check is endpoint active
182 * Fix: kernel consumer: data_pending check if endpoint active
183 * consumer: explicitly set endpoint status to active at init
184 * document consumer_metadata_cache_flushed use of consumer_data.lock
185 * consumer: introduce channel lock
186 * Merge branch 'master' of git://git.lttng.org/lttng-tools
187 * Fix: update lttng snapshot help output
188 * Man: fix part of snapshot documentation
189 * Fix: set tracefile size test with PID buffers
190 * Fix: Babelstats fail to parse output with no process name or pid
191 * Missing NULL pointer init in tap.c
192 * Fix: Unchecked asprintf/vasprintf return values
193 * Add snapshots test to fast regression
194 * Fix: kernel data unit test
195 * Fix: snapshot returned valid LTTNG_ERR code
196 * Add the number of snapshot taken to the output path
197 * Fix: RCU read side lock unbalanced
198 * Fix: zeroed snapshot output at init
199 * Support del-output with an output name
200 * Update man page with snapshot command
201 * New UST default buffers is now per UID
202 * Bump UST ABI major version for 2.3 release
203 * Add snapshot mode to lttng list session
204 * Fix: support temporary snapshot max size and name
205 * Support snapshot max-size limitation
206 * Tests: per-UID UST snapshot
207 * Fix: snapshot support for UST and kernel in same session
208 * Implement lttng create --snapshot command
209 * Add create session snapshot API in lttng-sessiond
210 * Add snapshot output init call that uses URIs
211 * Fix: consumer err_sock cloexec
212 * Callsite: add "ip" context
213 * Fix: possible consumer sockets double close on cleanup
214 * Automatically load kvm-x86 and kvm-x86-mmu probes.
215 * Fix: consumer: use uint64_t for all sessiond_id
216 * Fix: add gpl and lgpl files to tarball
217 * Fix: don't install libtap system wide
218 * Fix: close consumer sockets in sessiond cleanup
219 * Fix: set globally visible flag to kernel stream
220 * Fix: lttng: memory leak in snapshot record command
221 * Fix: kernel-consumer: double-close
222 * Fix: consumer: incorrect size zmalloc
223 * Fix: don't try to send stream to relayd if not in streaming
224 * Fix: relayd refcount updates for stream
225 * Fix: don't send error to sessiond on orderly shutdown
226 * Fix: bad pathname used when sending kernel stream to relayd
227 * Fix: add globally visible flag in stream
228 * Fix: destroy metadata stream on setup metadata error path
229 * Fix: send kernel stream to relayd only if needed
230 * Fix: destroy streams for kernel snapshot sessions as well
231 * Fix: close and destroy metadata stream after a kernel snapshot
232 * Fix: print errno message on connect() error
233 * Fix: possible double-close on stream out_fd
234 * Fix: session ID signess to uin64_t in sessiond
235 * Tests: fix validation trace path in kernel snapshot
236 * Tests: Add UST snapshot local and streaming
237 * Add UST snapshot support
238 * Fix: consumer_add_relayd_socket() report errors to sessiond
239 * Fix: add missing enum lttcomm_return_code entries
240 * Fix: UST per-UID channels persist across application teardown
241 * Fix: kernel snapshot metadata handling and error paths
242 * Fix: coding style and debug statement
243 * Fix: put subbuffer back in kernel snapshot error path
244 * Fix: overflow in uri_to_str_url
245 * Fix: detect the correct version of LTTng-UST
246 * Fix: sessiond: use uint64_t for all session ids
247 * Tests: add kernel snapshot streaming to root regression
248 * Tests: remove debug output from test
249 * Tests: Add kernel snapshot streaming
250 * Fix: use snapshot consumer output for kernel
251 * Fix: periodical flush check trace before stop
252 * Fix: consumer: 64-bit index for relayd rather than 32-bit (v2)
253 * Fix UST channel/stream output assignation
254 * Fix: send per-pid session id in channel creation
255 * Fix: consumer double-close on error
256 * Update URCU detection to correctly check for a 0.7 version
257 * Fix: snapshot path
258 * Add utils function to format current time as a string
259 * Fix: set hidden attribute to utils_* calls
260 * Fix: consumer handling of metadata for relayd
261 * Add kernel snapshot support
262 * Support flight recorder mode for a session
263 * Implement snapshot commands in lttng-sessiond
264 * Add snapshot command to lttng UI
265 * Initial import of the snapshot ABI/API in lttng-ctl
266 * Use the consumer stream API in consumer_del_stream()
267 * Add consumer-stream.c/.h in libconsumer
268 * Move multiple URLs parsing fct from lttng-ctl to uri.c
269 * Add a lttng-ctl header to facilitate code separation
270
8991668e
DG
2712013-06-25 lttng-tools 2.2.0 (National Catfish Day)
272 * STABLE VERSION
273 * Fix: if relayd is unreachable, disable consumer for the session
274 * Fix: possible infinite loop in disable ust event
275 * Fix: don't enable a channel if a session was already started
276 * Fix: bad type for the relayd id
277 * Fix: add debug statement in kernel flush metadata
278 * Fix: destroy default created channel if add-context fails
279 * Fix: clarify tracefile size/count in lttng.1 man
280 * Fix: don't stop a session that was not previously started
281 * Fix: update lttng.1 man page
282 * Fix: bad protocol flow between sessiond and consumerd
283 * Fix: kernel memory leak in error path
284
92d019ba
DG
2852013-06-20 lttng-tools 2.2.0-rc3
286 * Multiple memory and fd leak fixes in sessiond and consumerd
287 * Test: stress test added to the repository but not in make check
288 * Using LTTNG_HOME environment variable if exists, with fallback to HOME
289 * Implement health check for app registration dispatch
290 * Implement health check for app notification thread
291 * Revert "Improve channel listing output format"
292 * Fix: use lttng pipe to send new stream to thread
293 * Change consumer_metadata_pipe to be a lttng_pipe
294 * Change consumer_data_pipe to be a lttng_pipe
295 * Add wrappers for pipe
296 * Add --version command-line option to lttng.
297 * Add --with-lttng-ust-prefix config option.
298 * Fixes from coverity scan.
299 * Stability fixes
300 * RCU hash table are now destroyed in a seperate thread in sessiond
301
afeab175
DG
3022013-05-09 lttng-tools 2.2.0-rc2
303 * Fix: split UST per UID/PID default values
304 * Fix: don't start the relayd with a wrong --output dir
305 * Fix: Erroneous automatic session name when streaming
306 * Fix: wrong data port when listing session's URI
307 * Fix: don't create a channel on an enable channel
308 * Tests: Add missing test_utils_parse_size_suffix to unit tests
309 * Fix: print lttng strerror on enable event with filter
310 * Fix: change relayd protocol version to 2.2
311 * Fix: reset current size for tracefile rotation
312 * Fix: remove extra -I for python bindings
313 * lttng UI: round up trace file size to subbuf size if needed
314 * Fix lttng UI: fix arg parsing, round size to next power of two
315 * Fix: check errors in lttng command argument values
316 * Implement get_count_order in lttng utils
317 * lttng cli: Accept human readable sizes for --subbuf-size
318 * Unit tests: don't rebuild units under test
319 * Fix: consumerd metadata channel/cache/timer races
320 * Fix: consumerd channel destroy race
321 * Cleanup: document RCU read-side lock better
322 * consumer relayd interaction: fix segfaults
323 * Fix: change order of fd get to fix error path
324 * Fix: fd leak when creating UST metadata channel
325 * Fix: fd leak on error
326 * Fix consumerd fd leak
327 * Fix RCU-related hangs: incorrect lttng_ht_destroy use
328 * rculfhash: check for callers from RCU read-side C.S.
329 * Fix: don't call hash table destroy under rcu read-side c.s.
330 * Documentation: import updated comments from urcu
331 * Fix: segfault in buffer_reg_channel_destroy()
332 * Fix: add missing goto error in UST consumer
333 * Fix: no need to use run_as_open in the relayd
334 * Fix: typo in enable-channel man and help
335 * Fix: add some missing hidden attribute
336 * Fix: per-uid buffers should only be flushed once on stop
337 * Cleanup: Use own mutex within timer setup/teardown
338 * Fix: channel management thread should hold a refcount
339 * Fix: move metadata cache setup before ownership passing
340 * Fix: consumer metadata switch timer error handling
341 * Fix: set ptr to NULL to suppress old gcc warnings
342 * Fix: linking order of libraries
343 * Fix: multiple type mismatch in debug statement
344 * Fix: remove mention of trace directory layout in quickstart doc
345 * Fix: remove unused path variables from session obj
346 * Fix: update lttng.1 man and enable-channel help with read timer size
347 * Fix: use channel per domain default values
348 * Fix: typos in the code base
349 * Fix: deny multiple event types with enable-event
350 * Fix: deny the same port for data and control URL
351 * Fix: reset consumer destination when changing URIs
352 * Fix: don't allow different control and data destination
353 * Fix: typos in error strings
354 * Improve channel listing output format
355 * Fix: enable-channel accepts mismatched option
356 * Fix: validate buffer type for UST channel creation
357
500c2393
DG
3582013-03-28 lttng-tools 2.2.0-rc1
359 * Add UST per UID buffers support
360 * UST metadata generation are created on the sessiond side
361 * Move LTTng-UST buffer ownership from application to consumer
362 * Add a UST registry of events and channel in the sessiond
363 * UST periodical metadata flush
364 * Refactor tests to use prove and tap
365 * Support for trace file rotation for the relayd and on disk
366 * Support per-context filtering
367 * Add channel wakeup fd to monitor close
368 * Deprecate enable/disable-consumer
369 * Multiple fixes and memory leak fix.
370
917f7685
DG
3712012-12-20 lttng-tools 2.1.0 (13th Baktun)
372 * STABLE VERSION 2.1.0-stable - "Basse Messe"
373 * Multiple minor fixes
374 * Multiple memory and fd leaks
375 * Fix: Off by one in seq num for data pending command
376 * Fix: flag metadata stream on quiescent control cmd
377 * Fix: prioritize control socket communication in relayd
378 * Fix: poll and epoll fd set reallocation
379 * Fix: add missing goto pending if data is inflight
380 * Fix: remove ua_sess->started assert on stop trace
381 * Set classes of traffic in high_throughput_limit
382 * Fix: use the poll wait ret value when iterating on fd(s)
383 * Fix: force the poll() return value to be nb_fd
384 * Fix: Wrong check of node when cleaning up ht
385 * Fix: set started flag of ust app after ustctl
386 * Fix: memory leak in add relayd socket error path
387 * Fix: add packed attribute to filter structure
388 * Fix: Add missing health code update for consumer command
389 * Add LTTNG_PACKED macro
390 * Fix data pending for inflight streaming
391 * Map session id of relayd and sessiond in consumer
392 * Add the relayd create session command
393 * Make the consumer sends a ACK after each command
394 * Remove MSG_WAITALL on every recvmsg() socket typ
395 * Fix: Add missing relayd ht cleanup and ht destroy
396 * Fix: Relayd and sessiond version check
397 * Fix: protect consumer_find_channel with rcu locking
398 * Fix: don't steal key when adding a metadata stream
399 * Consumer hold stream mutex for add stream
400
48459ee6
DG
4012012-12-03 lttng-tools 2.1.0-rc9
402 * Fix: set the stream ht static in consumer file
403 * Update sessiond man page with new env var
404 * Update lttng.1 man page
405 * Fix: enable-consumer for all domains missing dir
406 * Fix: Add missing fct prototypes when disabling UST
407 * Fix a typo in lttng-probe-module name
408 * Assign values to enum lttcomm_sessiond_command
409 * Fix: run health test only if root
410 * Clarify empty string/NULL filter errors
411 * Fix: add missing padding for UST filter
412
2ad3a9a0
DG
4132012-11-22 lttng-tools 2.1.0-rc8
414 * Fix: Uninit. variable in lttng view
415 * Add already enabled UST event error code
416 * lttng.h API update: set filter becomes enable event with filter
417 * Change the UST event hash table match function
418 * Pass lttng_event struct to the set_filter API call
419 * Adding context to an event is no longer possible
420 * Add UST overlap tests
421 * Add filter sequence number to UST
422 * Fix: Typo from a previous patch in an assert()
423 * Fix: Warn if session is running with lttng view
424 * Fix: Add bash requirement to README for make check
425 * Fix: add the notion of domain to lttng.1 man page
426 * Enable additional kernel probes
427 * Update CodingStyle
428 * Use the new functions for default subbuf sizes
429 * Add default subbuf sizes getter functions
430 * Add max() and min() macro in common
431
8802e4bd
DG
4322012-11-13 lttng-tools 2.1.0-rc7
433 * Fix: Add pointer check when freeing poll events
434 * Fix: FD leak on thread error
435 * Fix: Wrong fd used by kernel_wait_quiescent
436 * Support new lttng-ust error code
437 * Fix: Don't set filter if enable event fails
438 * Fix: Wrong data port when listing session
439 * Fix: Enable event after start command
440 * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
441 * Add a timeout to UST application socket
442 * Fix: Consumerd error socket connect race
443 * Fix: Set CLOEXEC flag on every created sockets
444 * Remove consumer poll timeout in data thread
445 * Fix: RCU hash table seed
446 * Fix: Do not install health tests helper libraries
447 * Fix: Create default channel on add-context if none
448 * Support new liblttng-ust-ctl error code
449 * Fix: Add EPIPE error handling on buffer splice
450 * Fix: Channel creation error return code was not set
451 * Fix: Wrong poll events on UST application socket
452 * Fix: Remove dependency to urcu-cds in tools tests
453 * Fix: Missing librt dependency in configure check for lttng-ust-ctl
454 * Fix: Don't append datetime to default session name
455 * Fix: Deny session creation name 'auto'
456 * Fix: Add space for stream name CPU number
457 * Fix: Add output option to enable-channel command
458
241aaca9
DG
4592012-11-02 lttng-tools 2.1.0-rc6
460 * Tests: Add filtering tests for uncovered cases
461 * Fix: Sync issue when deleting a data stream
462 * Rename data_available to data_pending
463 * Fix: consumer health state
464 * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
465 * Fix: Bad return error code handling
466 * Fix: Use after free() of the rundir string
467 * Fix: Cleanup UST app session on ustctl create session error
468 * Fix: add missing pthread_join in sessiond
469 * Fix: free running directory string
470 * Fix: UST app clean list node usage
471 * Add liblttng-ctl destructor to cleanup memory
472 * Fix: Cleanup URIs on teardown
473 * Fix: relayd memleaks
474 * Fix: Memory leaks of allocated URIs
475 * Fix: consumer output memory leak on creation
476 * Fix: missing addrlen initialization before accept(2)
477 * Fix: relayd trace file padding memleak
478 * Fix: Remove useless consumer subdir string concatenation
479 * Fix: lttng create allocated path memleak
480 * Fix: Cppcheck memleakOnRealloc mistake
481 * Fix: Synchronization issue for data available command
482 * Fix: consumer relayd cleanup on disconnect
483 * Fix: Handle the unary bitwise negation operator (~) in the XML printer
484 * Fix: Possible memory leaks when creating filter IR root node
485 * Fix: Delete stream on write error in consumer
486 * Fix: Error handling when sending relayd sockets to consumer
487 * Add stream lock comment for nesting
488 * Fix: Mutex and RCU lock nesting in consumer
489 * Fix: Uninitialized ret code
490 * Fix: Remove bad condition and fix overflow issue
491 * Fix: consumerd pthread error flow
492 * Fix: Set a single return point and mutex unlock
493 * Fix: Remove useless NULL and zero assignment
494 * Fix: segfault on create session with two URLs
495
d1980281
DG
4962012-10-22 lttng-tools 2.1.0-rc5
497 * Fix: Remove network stream ID ABI calls
498 * Tests: Add filtering tests
499 * Wait for data availability when stopping a session
500 * Relayd data available command support
501 * Lib lttng-ctl data available command support
502 * Consumer daemon data available command support
503 * Add data structure for the data available command
504 * Change the metadata hash table node
505 * Make stream hash tables global to the consumer
506 * Move add data stream to the data thread
507 * Rename consumer threads and spawn them in daemon
508 * Fix: relayd close stream command was not working
509 * Fix: Relayd and consumerd socket leaks
510 * Fix: Missing -ENODATA handling in the consumer
511 * Fix: Empty metadata buffer(s) on HUP|ERR
512 * ABI with support for compat 32/64 bits
513 * Fix: Stream allocation and insertion consistency
514 * Fix: output number of bytes written by relayd
515 * Add hash table argument to helper functions
516 * Fix: Add missing call rcu and read side lock
517 * Tests: Fix LD_PRELOAD library lookup path for health tests
518 * Fix: Add arbitrary wait period for kernel streaming test
519 * Fix coding style and add/change debug statements
520 * Fix: Build out of src tree
521 * Tests: Add health check tests to configure
522 * Tests: Add health check thread stall test
523 * Tests: Add health check thread exit test
524 * Tests: Add a health check utility program
525 * Add testpoints in lttng-sessiond for each threads
526 * New testpoint mechanism to instrument binaries for testing
527 * Fix: off-by-one in comm proto between lttng-ctl and sessiond
528 * Fix: Metadata stream leak when received in consumer
529 * Fix: consumer_allocate_stream error handling
530 * Fix: consumer should await for initial streams
531 * Fix: Missing rcu read side lock in consumer
532
529f6ac2
DG
5332012-09-26 lttng-tools 2.1.0-rc4
534 * Fix: Change sempahore to pthread conditions
535 * Fix: relayd relay_send_version: handle sscanf return code
536 * Fix relayd: NULL ptr deref
537 * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
538 * Tests: add print bytecode to filter grammar test
539 * Cleanup: assign values to bytecode opcodes
540 * Fix: Filter: Fix allocation length error
541 * Fix: Filter: add missing ast free
542 * Tests: Add high throughput with bandwidth limits test
543 * Fix: Returned code when listing kernel channel
544 * Tests: Rename helper functions to have consistent names
545 * Tests: Cleanup redundant code and use printing helper functions
546 * Tests: Add helper functions for printing status and banner
547 * Tests: Add a check for color support when printing status
548 * Fix: Lib lttng-ctl on error returns lttng code
549 * Fix: lttng_set_event_filter() was returning bad error code
550 * Fix: printing [no write] on lttng list -uf
551 * Fix: Disable event on filter error with lttng
552 * Fix: Wrong returned error code on UST enable event
553 * Add consumer commands to lttng.1 man page
554 * Add lttng_health_check(3) man page
555 * Fix: Remove LPOLLNVAL from consumer metadata revents
556 * Fix: Mismatch of field name between ust and tools
557 * Add the written value when listing fields
558 * Fix: Consumer return value check after mmap/splice
559 * Don't send the subbuffer padding for streaming
560 * Fix: Returned error code in consumer on read buffer
561
d3e6246f
DG
5622012-09-12 lttng-tools 2.1.0-rc3
563 * Fix: Relayd fix ret value when adding a connection
564 * Add new thread in consumer for metadata handling
565 * Fix: consumer recv command error path
566 * Fix filter: fix recent regressions
567 * Update lttng-ust-abi.h from upstream lttng-ust
568 * Fix: Accept bytecode of length 65536 bytes
569 * Fix: Generation of bytecode longer than 32768 bytes fails
570 * Fix: Filter bytecode alloc buffer size must be a power of 2
571 * Add lttng-ctl SWIG python bindings
572 * Add C++ support to API header files
573 * Librarify filter in liblttng-ctl and hide symbols
574 * Set hidden visibility for calls used in lttng-ctl
575 * Notify the user if a filter is already enabled
576 * Install lttng-error.h and include it in lttng.h
577 * Add lttng-error.h containing every API err. code
578 * Fix: missing hostname context
579
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5802012-08-22 lttng-tools 2.1.0-rc2
581 * Fix: put back 2.0 output text for lttng create cmd
582 * Fix: remove set subdir call that uses bad ptr
583 * Filter: Handle the unary bitwise not operator (~) with an unsupported
584 * Fix: missing mutex unlock on register consumer err
585 * Remove underscore from ifndef of lttng.h
586 * Remove unused define in lttng.h
587 * Standardize lttng command line usage text
588 * Merge duplicate code in consumer for destroy relayd
589 * Merge duplicate code in consumer for add relayd
590 * Fix: Possible buffer overflows in strncat() usage
591 * Move code out of main.c and fix some issues
592
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5932012-08-17 lttng-tools 2.1.0-rc1
594 * Feature: Network Streaming
595 * Add the lttng-relayd binary for network streaming
596 * Support user space tracer filtering
597 * Multiple fixes
598
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5992012-04-19 lttng-tools 2.0.1
600 * Fix: test script for kernel module validation
601 * Fix: report error to client on consumerd error
602 * Fix: add missing ht_destroy at consumer teardown
603 * Fix: consumer fd recv thread should write into non-blocking pipe
604 * Fix: work-around glibc __nptl_setxid vs clone hang
605 * Fix: consumer fd recv poll should be sensitive to POLLPRI too
606 * Fix consumer lttng_consumer_poll_socket poll revents check bug
607 * Fix: increase consumer open files limit
608 * Update README: document dep on modprobe for kernel tracing
609 * Fix: wait for sessiond to stop in tests
610 * Fix: remove unused return variable
611 * Don't report back error on syscalls fail for -a -k
612 * Fix: destroy context hash table being NULL
613 * Fix: make lttng expand path for trace output opt
614 * Fix: return value signedness
615 * Fix: man page environment variable name error
616 * Fix: check return value on getenv USER
617
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6182012-03-20 lttng-tools 2.0.0
619 * Fist STABLE version
620 * Add version name: Annedd'ale
621
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6222012-03-20 lttng-tools 2.0.0-rc4
623 * Fix: add small detail to enable-channel man page
624 * Fix: warned of arbitrary time for ust-nprocesses test
625 * Fix. add limitation to man page
626 * Fix: minor changes to lttng.1
627 * Fix: add exit values to lttng.1 man page
628 * Fix: add delay before validating apps in test nproc
629 * Fix: error handling in lttng enable-event
630 * Fix: document structure init. to 0 in lttng.h
631 * Fix: uninitialized variable
632 * Keep track of FD used for UST applications (v2)
633 * Fix: lttng view, error message and exit code
634 * Small fixes to lttng man pages (v2)
635 * Fix: handle EINTR for sendmsg syscall
636 * Fix: lttng UI exit value and error message
637 * Fix: session lock use after free
638 * Fix kernel_list_events memleaks
639 * Fix debug message use uninitialized variable
640 * Fix: trace_ust_destroy_metadata should check for NULL pointer
641 * Fix: various memleaks
642 * Fix: hash table allocation out of order on error
643 * fix: lttng_ht_destroy memleak
644
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6452012-03-16 lttng-tools 2.0.0-rc3
646 * Fix: missing headers for make dist
647 * Fix: install lttng-consumerd in lib/lttng/libexec/
648 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
649 * Fix: consumer CPU hotplug support
650 * Fix: double PID registration race
651 * Make libcompat independent not to confuse automake
652 * Clarify the license of lttng-ust-abi.h
653 * Fix: License header
654 * Fix: wrong return value on consumer socket creation
655 * Fix: test for UST invalid channel parameters at channel creation
656 * Fix: recvmsg should handle EINTR
657 * Fix: error.h non-static variables for liblttng-ctl
658 * Fix: missing _GNU_SOURCE define
659 * Fix: improve need root for kernel tracing error message
660 * Fix: start/stop lttng message error
661
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6622012-03-02 lttng-tools 2.0.0-rc2
663 * Fix: meaningful error message
664 * Fix: UST consumer need to iterate on streams, just change their key
665 * Fix: add missing rcu read lock across RCU HT iteration
666 * Fix: kernel session closes fd 0 after create
667 * Fix: sendmsg EPIPE should be quiet by default (expected)
668 * Fix: thread_registration_apps should set its local sock to -1 when passing it
669 * Fix: clock -> sock typo
670 * Fix: consumer race: should allow reuse of FD key
671 * Fix: Use PERROR all across lttng-tools, never make it quiet
672 * Fix: test all close return values in sessiond
673 * Fix: All perror turned into PERROR to show file and line number
674 * Fix: large audit of close() use in sessiond main.c
675 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
676 * Fix: incorrect close of fd 0 for syscall kernel event destroy
677 * Fix: sessiond has incorrect missing 0 value in FD check
678 * Fix: sessiond app listening: use posix-compliant poll flags
679 * Fix: consumer printf type should match ssize_t (%zd)
680 * Fix: make ust consumer posix compliant for poll flags
681 * Fix security permission on lttng run directory
682 * Fix: Display right loglevel_type in error message
683 * Fix documentation in lttng.h
684 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
685 * Fix: restart consumerd and sessiond when interrupted in poll()
686 * Fix: handling bad channel when sending to consumer
687 * Fix useless variable
688 * Fix add-context returned error
689 * fix: add missing break in command handling
690 * fix: command handling: do not check domain for commands not requiring domain
691 * fix: if tracing group does not exist, do not report a client error
692 * Fix: run_as error handling
693 * Fix usage note on -a
694 * Revert FreeBSD compatibility layer
695 * Fix: documented number of subbuffers is incorrect
696 * Document that num-subbuf and subbuf-size need to be power of 2
697 * Merge branch 'master' of git://git.lttng.org/lttng-tools
698
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6992012-02-20 lttng-tools 2.0.0-rc1
700 * Fix lttcomm_close_unix_sock to actually close the socket
701 * lttng-sessiond: Set group permissions explicitly
702
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7032012-02-16 lttng-tools 2.0-pre23
704 * configure.ac: Fix consumerd64-libdir typo
705 * Fix existing session daemon check
706 * Fix missing session locks
707 * Fix return value on ust app session create
708 * Fix double start/stop trace
709 * Fix ust app session started state on start trace
710 * modprobe statedump, signal and timer lttng module
711 * Fix hyphens in man pages
712
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7132012-02-14 lttng-tools 2.0-pre22
714 * Add the bash-completion file to the dist tarball
715 * Add the LICENSE file too
716 * Package used for the Ubuntu LTS (feature freeze)
717
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7182012-02-13 lttng-tools 2.0-pre21
719 * Fix licensing for hashtable/utils.c
720 * Print loglevel value in list -u
721 * Remove "<all> from MSG() when no loglevel is selected
722 * Initial import of man lttng.1 and lttng-sessiond.8
723 * Fix memory leak master
724
09e765bf 7252012-02-09 lttng-tools 2.0-pre20
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726 * New lttng view command
727 * Multiple loglevel fixes
728 * Fix list command
729 * Fix session syscall listing
730 * Multiple fixes across the code base
731
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7322012-02-02 lttng-tools 2.0-pre19
733 * Update lttng ust ABI/API copy
734 * Implement UST calibrate and change default
735 * Add MSG_WAITALL to recvmsg of sessiond-comm
736 * Check kernel version for tests
737 * Add a '--list-options' option to each command.
738 * First import of extras/ with lttng bash completion
739 * Remove default defines from lttng.h
740 * Fix lttng sessiond spawn wait race
741 * Add CMD_WARNING error code
742 * Fix context mapping for UST and kernel
743 * Add kernel work-around for boot_id
744 * Rewrites lttng-ctl's set_session_daemon_path
745 * Fix memory lean in all lttng cli commands
746 * Update loglevel ABI
747 * Add padding to all ABIs for future development.
748 * Improve error handling of lttng cli
749 * Multiple fixes across the code base (nothing critical)
750
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7512012-01-23 lttng-tools 2.0-pre18
752 * Complete change of the source directory tree
753 * Move compat to common and create an internal lib
754 * Rename lttngerr.h to error.h
755 * Add kernel module version validation
756 * Add UST version validation
757 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
758 * Fix off-by-one and double list size instead of steady increment
759
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7602012-01-19 lttng-tools 2.0-pre17
761 * Add and support the new hash table library
762 * Add lttng hash table support to liblttng-consumer
763 * RCU support for consumer's hash tables
764 * UST consumer close shm fd after mapping it
765 * Remove CLONE_VM flag for runas making gdb debugging impossible
766 * Make MSG() print on stdout instead of stderr
767 * Don't init kernel tracer if not root (UID=0)
768 * Multiple fixes found when reaching max. number of open files
769 * Add some UST tests
770 * Multiple segfaults and assert error fixed
771
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7722011-12-23 lttng-tools 2.0-pre16
773 * Per-user lttng-sessiond now fully functionnal
774 * Fix nested double usage of hashtable iterators
775 * Support creds passing between lttng and sessiond
776 * Rename sessiond internal "uid" fields to "id"
777 * Create all trace directories and files with client user credentials
778 * Create output directory at session creation command
779 * Only allow the user or group owning the session (or root) to control a session
780 * Add disable kernel tracing option to sessiond
781
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7822011-12-13 lttng-tools 2.0-pre15
783 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
784 * UST consumer 32/64 bit support
785 * Multiple bug fixes
786 * Multiple segfault, race and double lock fixes
787 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
788 * UST loglevel support
789 * ABIs now support 256 char event names
790 * Dependency on libpopt >= 1.13
791 * Dependency on URCU >= 0.6.7
792 * Rename kernel-ctl.c/.h to kernel.c/.h
793 * Change malloc to zmalloc in lttng-sessiond code
794 * RCU hashtable support for all UST data structure
795 * New libconsumer for UST, kernel and one generic
796 * Change "--all" option from lttng command line
797 * Remove function entry option to discourage its use
798
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7992011-09-30 lttng-tools 2.0-pre14
800 * Syscall tracing support
801 * Multiple bug fixes (nothing critical)
802 * Add userspace RCU hash table to tree for dev
803 * Update UST ABI
804 * Fix epoll that did not handle EINTR
805 * Liburcu >= 0.6.5 is needed from this release
806 * Enabling all events also enable syscall tracing
807 * Debug messages are now on stderr
808 * Add basic data structure for UST support but not ready yet.
809
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8102011-08-25 lttng-tools 2.0-pre13
811 * Memory leaks fixes and double lock list
812 * Add UST registration with sychronisation
813 * Use poll/epoll compatibility layer for the sessiond
814 * Major code cleanup of ltt-sessiond/main.c
815 * Increase listen() connexion limit
816 * Fix bad enable-channel command
817 * Rename trace.c/.h to trace-kernel
818 * Multiple fixes on the poll management with the new epoll API
819
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8202011-08-25 lttng-tools 2.0-pre12
821 * Multiple fixes
822 * Fix kconsumerd handling custom channel output
823 * Add lttng_register_consumer to register a custom consumer
824 * Add multiples tests of the session daemon
825 * Default kernel channel size/number changed
826 * Support for UST application registration
827 * Import LTTng UST 2.0 ABI
828 * Send data to kconsumerd before tracing start
829 * Export API of lib kernel consumer (liblttngkconsumerd)
830
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8312011-08-12 lttng-tools 2.0-pre11
832 * New lttng API using the lttng_handle
833 * Multiple fixes of kernel consumer
834 * Register the consuming function and add a library context
835 * Kernel consumer fix mmap/munmap
836 * lttng-sessiond-comm header has been privatize
837 * Kernel traces are written in the kernel/ directory
838 * Add underscore to enable-channel command options
839
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8402011-07-29 lttng-tools 2.0-pre6
841 * Fix enable multiple events
842 * Add function entry feature
843
8442011-07-28 lttng-tools 2.0-pre5
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845 * Fix Add context command
846 * Fix auto session path creation
847 * Fix bad strncmp at channel creation
848
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8492011-07-23 lttng-tools 2.0-pre4
850 * Fix kprobe attributes
851 * Fix channel creation when not found at event enable
852 * Add safe list iteration
853 * Add two tests into the git tree
854 * Kernel consumer can be put in debug mode with -vv
855 * Trace path is now created on the client side
856
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8572011-07-23 lttng-tools 2.0-pre3
858 * Fix perf hw cache counter config values
859
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8602011-07-22 lttng-tools 2.0-pre2
861 * Multiple fixes
862 * New add-context options for perf counter and context
863 * Using the install bin path from autotool for execl() call
864 * Update quickstart guide
865
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8662011-07-20 lttng-tools 2.0-pre1
867 * First prerelease of lttng-tools.
868 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1
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