1 2013-11-15 lttng-tools 2.4.0-rc1
2 * Live streaming support
3 * Health check support in consumer and relayd
4 * Event exclusion support
5 * Java Util Logging support
6 * Multiple fixes! The diff is just too big to put here.
8 2013-09-03 lttng-tools 2.3.0
9 * Fix: remove periodical flush test from make check
11 2013-08-30 lttng-tools 2.3.0-rc3
12 * Fix: hashtable: take split_count_order into account
13 * Fix: remove wrong doing asserts in sessiond
14 * Tests: fix periodical flush tests to stop app
15 * Fix: correctly close metadata on sessiond thread shutdown
16 * Fix: delete the trace directory used for the test
17 * Fix: remove bad check after epoll wait in consumer
18 * Fix: missing data pending signess conversion
19 * Fix: consumer data pending for empty streams
20 * Fix: hash table growth (for small tables) should be limited (v2)
21 * Fix: run_as gid/uid test should return result to parent
22 * Fix: missing check for metadata data pending
23 * Tests: change buffers UID test to PID
24 * Tests: fix health tests to use custom socket timeout
25 * Fix: remove health test from fast regression
26 * Use socket timeout value for tcp timeout if available
27 * Fix: set the health delta tcp timeout aware
28 * Get the maximum TCP timeout in sessiond
29 * Fix: don't report error if UST app dies
30 * Fix: support VPATH build for tests
31 * Improve comments after review
32 * Rename consumer socket fd to fd_ptr
33 * Lock consumer data before fd check during destroy
34 * Use single callsite for send/recv ops. for consumer in sessiond
35 * Use consumer fd reference in consumer socket obj
36 * Update bash completion
37 * Add --list-commands option to the snapshot command
38 * Reorder functions _lttng_cmd_* functions in bash completion
39 * Use parse_size_suffix in snapshot
40 * Fix: snapshot record error handling
41 * Fix: improve error message when UST support is disabled
42 * Fix: add missing short filter option in help
43 * Fix: typo in configure.ac for version check
44 * Fix: remove calibrate syscall option from code
45 * Fix: snapshot should fail if no successful snapshot is taken
46 * Fix: check UST float field mantissa length
47 * Fix: add UST context in the same order the user enabled them
48 * Introduce configure --with-lttng-system-rundir
49 * Add .dirstamp to gitignore file
50 * Fix: snapshot with multiple UIDs
51 * Prepare for automake deprecation of missing subdir-objects
52 * Fix: typos in --help and manpage
53 * Fix: add-context without -c apply to all channels
54 * Fix: channels can be _enabled_ after tracing is started, but not created
55 * Fix filter parser segmentation fault with bison 3.0
56 * Fix: typo in error msg
57 * Fix: imprecise error message about root sessiond/tracing group
58 * Fix: don't skip chmod if tracing group is not found
59 * Tracepoint probes don't need extern C
60 * Fix: Snapshot should be taken asap in core handler script
61 * Fix: reset out_fd_offset when we rotate the trace file
62 * Fix: LTTNG_ERR_NEED_ROOT_SESSIOND error message
63 * inet/inet6 sockets: apply timeout
64 * Implement timeout for connect ipv4/ipv6
65 * Introduce LTTNG_NETWORK_SOCKET_TIMEOUT env. var
66 * bash completion: add calls to _lttng_complete_sessions
67 * bash completion: Fix copy-paste typo
68 * Extras: Remove deprecated consumer commands in bash completion
69 * bash completion: Remove underscores in handler function names
70 * bash completion: Remove --event for add-context
72 * relayd: use version macros from build rather than scanf
73 * sessiond: use version major/minor from build for communication with relayd
74 * build: export major/minor/patchlevel numbers
75 * Fix: Dead code when checking return value from (ust_app|kernel)_snapshot_record
76 * Test: enable kernel events after start
77 * Fix: kernel ctl error codes are based on errno
78 * Fix: format string mismatch
79 * test: test_periodical_metadata_flush shrink timer period, kill app
80 * Fix: format string type mismatch
81 * snapshot howto: update text
84 2013-07-19 lttng-tools 2.3.0-rc2
85 * Add core-handler README to dist tarball
86 * extras: core-handler: simplify, allow usage from tracing group
87 * Cleanup: add missing dot
88 * Fix: documentation: create name and options
89 * Add core dump snapshot handler script
90 * Fix: sym name len (kernel)
91 * Fix: tests: provide channel name when a non-default channel exists: per-pid
92 * Fix: tests: provide channel name when a non-default channel exists
93 * Fix: data pending race
94 * Fix hang in make check snapshots/test_ust
95 * Cleanup: ust-consumer: wrong indentation
96 * Fix: print dots while waiting for data availability
97 * Fix: remove sleep(1) added by "Fix: (slight UI change) refuse missing -c if non-default channel exists"
98 * Fix: (slight UI change) refuse missing -c if non-default channel exists
99 * Fix: push metadata on stop for per-UID buffers
100 * README: update python documentation
101 * Manpage: other layout cleanups
102 * Manpage: cleanup layout of view
103 * Manpage: cleanup layout of version
104 * Manpage: cleanup layout of stop
105 * Manpage: cleanup layout of start
106 * Manpage: cleanup layout of snapshot
107 * Manpage: cleanup layout of set-session
108 * Manpage: cleanup layout of list
109 * Manpage: cleanup layout of disable-event
110 * Manpage: cleanup layout of disable-channel
111 * Manpage: cleanup layout of enable-event
112 * Manpage: cleanup layout of enable-channel
113 * Manpage: cleanup layout of destroy
114 * Manpage: cleanup layout of create
115 * Manpage: cleanup layout of calibrate
116 * Manpage: cleanup layout of add-context
117 * Documentation: create --snapshot in manpage
119 2013-07-17 lttng-tools 2.3.0-rc1
120 * Fix: add missing snapshot header to dist tarball
121 * Documentation: fix thread quit pipe comment
122 * Test for presence of bison and flex when building from git
123 * Test UST snapshot with large metadata
124 * Add test application with large metadata
125 * Cleanup: remove redundant assignment
126 * Fix: use per-uid buffer registry for UID buffer snapshots
127 * cmd.c: fix typos in snapshot commands
128 * Test snapshot per-uid post-mortem
129 * Remove leftover fprintf
130 * Fix deadlock: don't take channel lock in timer
131 * Introduce channel timer lock
132 * document lttng_ustconsumer_request_metadata locking constraints
133 * consumer: remove unused lttng_ustconsumer_push_metadata
134 * Document metadata_socket_lock nesting
135 * lttng_ustconsumer_recv_metadata does not need all those locks
136 * document metadata_switch_timer() deadlock
137 * Fix: add missing metadata socket lock
138 * document metadata_switch_timer() locking constraints
139 * consumer: remove timeout for UST metadata
140 * Introduce pipe for UST metadata cache and stream
141 * consumer: replace DBG2() instances by DBG()
142 * Introduce utils_create_pipe_cloexec_nonblock()
143 * ust consumer: data_pending check is endpoint active
144 * Fix: kernel consumer: data_pending check if endpoint active
145 * consumer: explicitly set endpoint status to active at init
146 * document consumer_metadata_cache_flushed use of consumer_data.lock
147 * consumer: introduce channel lock
148 * Merge branch 'master' of git://git.lttng.org/lttng-tools
149 * Fix: update lttng snapshot help output
150 * Man: fix part of snapshot documentation
151 * Fix: set tracefile size test with PID buffers
152 * Fix: Babelstats fail to parse output with no process name or pid
153 * Missing NULL pointer init in tap.c
154 * Fix: Unchecked asprintf/vasprintf return values
155 * Add snapshots test to fast regression
156 * Fix: kernel data unit test
157 * Fix: snapshot returned valid LTTNG_ERR code
158 * Add the number of snapshot taken to the output path
159 * Fix: RCU read side lock unbalanced
160 * Fix: zeroed snapshot output at init
161 * Support del-output with an output name
162 * Update man page with snapshot command
163 * New UST default buffers is now per UID
164 * Bump UST ABI major version for 2.3 release
165 * Add snapshot mode to lttng list session
166 * Fix: support temporary snapshot max size and name
167 * Support snapshot max-size limitation
168 * Tests: per-UID UST snapshot
169 * Fix: snapshot support for UST and kernel in same session
170 * Implement lttng create --snapshot command
171 * Add create session snapshot API in lttng-sessiond
172 * Add snapshot output init call that uses URIs
173 * Fix: consumer err_sock cloexec
174 * Callsite: add "ip" context
175 * Fix: possible consumer sockets double close on cleanup
176 * Automatically load kvm-x86 and kvm-x86-mmu probes.
177 * Fix: consumer: use uint64_t for all sessiond_id
178 * Fix: add gpl and lgpl files to tarball
179 * Fix: don't install libtap system wide
180 * Fix: close consumer sockets in sessiond cleanup
181 * Fix: set globally visible flag to kernel stream
182 * Fix: lttng: memory leak in snapshot record command
183 * Fix: kernel-consumer: double-close
184 * Fix: consumer: incorrect size zmalloc
185 * Fix: don't try to send stream to relayd if not in streaming
186 * Fix: relayd refcount updates for stream
187 * Fix: don't send error to sessiond on orderly shutdown
188 * Fix: bad pathname used when sending kernel stream to relayd
189 * Fix: add globally visible flag in stream
190 * Fix: destroy metadata stream on setup metadata error path
191 * Fix: send kernel stream to relayd only if needed
192 * Fix: destroy streams for kernel snapshot sessions as well
193 * Fix: close and destroy metadata stream after a kernel snapshot
194 * Fix: print errno message on connect() error
195 * Fix: possible double-close on stream out_fd
196 * Fix: session ID signess to uin64_t in sessiond
197 * Tests: fix validation trace path in kernel snapshot
198 * Tests: Add UST snapshot local and streaming
199 * Add UST snapshot support
200 * Fix: consumer_add_relayd_socket() report errors to sessiond
201 * Fix: add missing enum lttcomm_return_code entries
202 * Fix: UST per-UID channels persist across application teardown
203 * Fix: kernel snapshot metadata handling and error paths
204 * Fix: coding style and debug statement
205 * Fix: put subbuffer back in kernel snapshot error path
206 * Fix: overflow in uri_to_str_url
207 * Fix: detect the correct version of LTTng-UST
208 * Fix: sessiond: use uint64_t for all session ids
209 * Tests: add kernel snapshot streaming to root regression
210 * Tests: remove debug output from test
211 * Tests: Add kernel snapshot streaming
212 * Fix: use snapshot consumer output for kernel
213 * Fix: periodical flush check trace before stop
214 * Fix: consumer: 64-bit index for relayd rather than 32-bit (v2)
215 * Fix UST channel/stream output assignation
216 * Fix: send per-pid session id in channel creation
217 * Fix: consumer double-close on error
218 * Update URCU detection to correctly check for a 0.7 version
220 * Add utils function to format current time as a string
221 * Fix: set hidden attribute to utils_* calls
222 * Fix: consumer handling of metadata for relayd
223 * Add kernel snapshot support
224 * Support flight recorder mode for a session
225 * Implement snapshot commands in lttng-sessiond
226 * Add snapshot command to lttng UI
227 * Initial import of the snapshot ABI/API in lttng-ctl
228 * Use the consumer stream API in consumer_del_stream()
229 * Add consumer-stream.c/.h in libconsumer
230 * Move multiple URLs parsing fct from lttng-ctl to uri.c
231 * Add a lttng-ctl header to facilitate code separation
233 2013-06-25 lttng-tools 2.2.0 (National Catfish Day)
235 * Fix: if relayd is unreachable, disable consumer for the session
236 * Fix: possible infinite loop in disable ust event
237 * Fix: don't enable a channel if a session was already started
238 * Fix: bad type for the relayd id
239 * Fix: add debug statement in kernel flush metadata
240 * Fix: destroy default created channel if add-context fails
241 * Fix: clarify tracefile size/count in lttng.1 man
242 * Fix: don't stop a session that was not previously started
243 * Fix: update lttng.1 man page
244 * Fix: bad protocol flow between sessiond and consumerd
245 * Fix: kernel memory leak in error path
247 2013-06-20 lttng-tools 2.2.0-rc3
248 * Multiple memory and fd leak fixes in sessiond and consumerd
249 * Test: stress test added to the repository but not in make check
250 * Using LTTNG_HOME environment variable if exists, with fallback to HOME
251 * Implement health check for app registration dispatch
252 * Implement health check for app notification thread
253 * Revert "Improve channel listing output format"
254 * Fix: use lttng pipe to send new stream to thread
255 * Change consumer_metadata_pipe to be a lttng_pipe
256 * Change consumer_data_pipe to be a lttng_pipe
257 * Add wrappers for pipe
258 * Add --version command-line option to lttng.
259 * Add --with-lttng-ust-prefix config option.
260 * Fixes from coverity scan.
262 * RCU hash table are now destroyed in a seperate thread in sessiond
264 2013-05-09 lttng-tools 2.2.0-rc2
265 * Fix: split UST per UID/PID default values
266 * Fix: don't start the relayd with a wrong --output dir
267 * Fix: Erroneous automatic session name when streaming
268 * Fix: wrong data port when listing session's URI
269 * Fix: don't create a channel on an enable channel
270 * Tests: Add missing test_utils_parse_size_suffix to unit tests
271 * Fix: print lttng strerror on enable event with filter
272 * Fix: change relayd protocol version to 2.2
273 * Fix: reset current size for tracefile rotation
274 * Fix: remove extra -I for python bindings
275 * lttng UI: round up trace file size to subbuf size if needed
276 * Fix lttng UI: fix arg parsing, round size to next power of two
277 * Fix: check errors in lttng command argument values
278 * Implement get_count_order in lttng utils
279 * lttng cli: Accept human readable sizes for --subbuf-size
280 * Unit tests: don't rebuild units under test
281 * Fix: consumerd metadata channel/cache/timer races
282 * Fix: consumerd channel destroy race
283 * Cleanup: document RCU read-side lock better
284 * consumer relayd interaction: fix segfaults
285 * Fix: change order of fd get to fix error path
286 * Fix: fd leak when creating UST metadata channel
287 * Fix: fd leak on error
288 * Fix consumerd fd leak
289 * Fix RCU-related hangs: incorrect lttng_ht_destroy use
290 * rculfhash: check for callers from RCU read-side C.S.
291 * Fix: don't call hash table destroy under rcu read-side c.s.
292 * Documentation: import updated comments from urcu
293 * Fix: segfault in buffer_reg_channel_destroy()
294 * Fix: add missing goto error in UST consumer
295 * Fix: no need to use run_as_open in the relayd
296 * Fix: typo in enable-channel man and help
297 * Fix: add some missing hidden attribute
298 * Fix: per-uid buffers should only be flushed once on stop
299 * Cleanup: Use own mutex within timer setup/teardown
300 * Fix: channel management thread should hold a refcount
301 * Fix: move metadata cache setup before ownership passing
302 * Fix: consumer metadata switch timer error handling
303 * Fix: set ptr to NULL to suppress old gcc warnings
304 * Fix: linking order of libraries
305 * Fix: multiple type mismatch in debug statement
306 * Fix: remove mention of trace directory layout in quickstart doc
307 * Fix: remove unused path variables from session obj
308 * Fix: update lttng.1 man and enable-channel help with read timer size
309 * Fix: use channel per domain default values
310 * Fix: typos in the code base
311 * Fix: deny multiple event types with enable-event
312 * Fix: deny the same port for data and control URL
313 * Fix: reset consumer destination when changing URIs
314 * Fix: don't allow different control and data destination
315 * Fix: typos in error strings
316 * Improve channel listing output format
317 * Fix: enable-channel accepts mismatched option
318 * Fix: validate buffer type for UST channel creation
320 2013-03-28 lttng-tools 2.2.0-rc1
321 * Add UST per UID buffers support
322 * UST metadata generation are created on the sessiond side
323 * Move LTTng-UST buffer ownership from application to consumer
324 * Add a UST registry of events and channel in the sessiond
325 * UST periodical metadata flush
326 * Refactor tests to use prove and tap
327 * Support for trace file rotation for the relayd and on disk
328 * Support per-context filtering
329 * Add channel wakeup fd to monitor close
330 * Deprecate enable/disable-consumer
331 * Multiple fixes and memory leak fix.
333 2012-12-20 lttng-tools 2.1.0 (13th Baktun)
334 * STABLE VERSION 2.1.0-stable - "Basse Messe"
335 * Multiple minor fixes
336 * Multiple memory and fd leaks
337 * Fix: Off by one in seq num for data pending command
338 * Fix: flag metadata stream on quiescent control cmd
339 * Fix: prioritize control socket communication in relayd
340 * Fix: poll and epoll fd set reallocation
341 * Fix: add missing goto pending if data is inflight
342 * Fix: remove ua_sess->started assert on stop trace
343 * Set classes of traffic in high_throughput_limit
344 * Fix: use the poll wait ret value when iterating on fd(s)
345 * Fix: force the poll() return value to be nb_fd
346 * Fix: Wrong check of node when cleaning up ht
347 * Fix: set started flag of ust app after ustctl
348 * Fix: memory leak in add relayd socket error path
349 * Fix: add packed attribute to filter structure
350 * Fix: Add missing health code update for consumer command
351 * Add LTTNG_PACKED macro
352 * Fix data pending for inflight streaming
353 * Map session id of relayd and sessiond in consumer
354 * Add the relayd create session command
355 * Make the consumer sends a ACK after each command
356 * Remove MSG_WAITALL on every recvmsg() socket typ
357 * Fix: Add missing relayd ht cleanup and ht destroy
358 * Fix: Relayd and sessiond version check
359 * Fix: protect consumer_find_channel with rcu locking
360 * Fix: don't steal key when adding a metadata stream
361 * Consumer hold stream mutex for add stream
363 2012-12-03 lttng-tools 2.1.0-rc9
364 * Fix: set the stream ht static in consumer file
365 * Update sessiond man page with new env var
366 * Update lttng.1 man page
367 * Fix: enable-consumer for all domains missing dir
368 * Fix: Add missing fct prototypes when disabling UST
369 * Fix a typo in lttng-probe-module name
370 * Assign values to enum lttcomm_sessiond_command
371 * Fix: run health test only if root
372 * Clarify empty string/NULL filter errors
373 * Fix: add missing padding for UST filter
375 2012-11-22 lttng-tools 2.1.0-rc8
376 * Fix: Uninit. variable in lttng view
377 * Add already enabled UST event error code
378 * lttng.h API update: set filter becomes enable event with filter
379 * Change the UST event hash table match function
380 * Pass lttng_event struct to the set_filter API call
381 * Adding context to an event is no longer possible
382 * Add UST overlap tests
383 * Add filter sequence number to UST
384 * Fix: Typo from a previous patch in an assert()
385 * Fix: Warn if session is running with lttng view
386 * Fix: Add bash requirement to README for make check
387 * Fix: add the notion of domain to lttng.1 man page
388 * Enable additional kernel probes
390 * Use the new functions for default subbuf sizes
391 * Add default subbuf sizes getter functions
392 * Add max() and min() macro in common
394 2012-11-13 lttng-tools 2.1.0-rc7
395 * Fix: Add pointer check when freeing poll events
396 * Fix: FD leak on thread error
397 * Fix: Wrong fd used by kernel_wait_quiescent
398 * Support new lttng-ust error code
399 * Fix: Don't set filter if enable event fails
400 * Fix: Wrong data port when listing session
401 * Fix: Enable event after start command
402 * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
403 * Add a timeout to UST application socket
404 * Fix: Consumerd error socket connect race
405 * Fix: Set CLOEXEC flag on every created sockets
406 * Remove consumer poll timeout in data thread
407 * Fix: RCU hash table seed
408 * Fix: Do not install health tests helper libraries
409 * Fix: Create default channel on add-context if none
410 * Support new liblttng-ust-ctl error code
411 * Fix: Add EPIPE error handling on buffer splice
412 * Fix: Channel creation error return code was not set
413 * Fix: Wrong poll events on UST application socket
414 * Fix: Remove dependency to urcu-cds in tools tests
415 * Fix: Missing librt dependency in configure check for lttng-ust-ctl
416 * Fix: Don't append datetime to default session name
417 * Fix: Deny session creation name 'auto'
418 * Fix: Add space for stream name CPU number
419 * Fix: Add output option to enable-channel command
421 2012-11-02 lttng-tools 2.1.0-rc6
422 * Tests: Add filtering tests for uncovered cases
423 * Fix: Sync issue when deleting a data stream
424 * Rename data_available to data_pending
425 * Fix: consumer health state
426 * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
427 * Fix: Bad return error code handling
428 * Fix: Use after free() of the rundir string
429 * Fix: Cleanup UST app session on ustctl create session error
430 * Fix: add missing pthread_join in sessiond
431 * Fix: free running directory string
432 * Fix: UST app clean list node usage
433 * Add liblttng-ctl destructor to cleanup memory
434 * Fix: Cleanup URIs on teardown
435 * Fix: relayd memleaks
436 * Fix: Memory leaks of allocated URIs
437 * Fix: consumer output memory leak on creation
438 * Fix: missing addrlen initialization before accept(2)
439 * Fix: relayd trace file padding memleak
440 * Fix: Remove useless consumer subdir string concatenation
441 * Fix: lttng create allocated path memleak
442 * Fix: Cppcheck memleakOnRealloc mistake
443 * Fix: Synchronization issue for data available command
444 * Fix: consumer relayd cleanup on disconnect
445 * Fix: Handle the unary bitwise negation operator (~) in the XML printer
446 * Fix: Possible memory leaks when creating filter IR root node
447 * Fix: Delete stream on write error in consumer
448 * Fix: Error handling when sending relayd sockets to consumer
449 * Add stream lock comment for nesting
450 * Fix: Mutex and RCU lock nesting in consumer
451 * Fix: Uninitialized ret code
452 * Fix: Remove bad condition and fix overflow issue
453 * Fix: consumerd pthread error flow
454 * Fix: Set a single return point and mutex unlock
455 * Fix: Remove useless NULL and zero assignment
456 * Fix: segfault on create session with two URLs
458 2012-10-22 lttng-tools 2.1.0-rc5
459 * Fix: Remove network stream ID ABI calls
460 * Tests: Add filtering tests
461 * Wait for data availability when stopping a session
462 * Relayd data available command support
463 * Lib lttng-ctl data available command support
464 * Consumer daemon data available command support
465 * Add data structure for the data available command
466 * Change the metadata hash table node
467 * Make stream hash tables global to the consumer
468 * Move add data stream to the data thread
469 * Rename consumer threads and spawn them in daemon
470 * Fix: relayd close stream command was not working
471 * Fix: Relayd and consumerd socket leaks
472 * Fix: Missing -ENODATA handling in the consumer
473 * Fix: Empty metadata buffer(s) on HUP|ERR
474 * ABI with support for compat 32/64 bits
475 * Fix: Stream allocation and insertion consistency
476 * Fix: output number of bytes written by relayd
477 * Add hash table argument to helper functions
478 * Fix: Add missing call rcu and read side lock
479 * Tests: Fix LD_PRELOAD library lookup path for health tests
480 * Fix: Add arbitrary wait period for kernel streaming test
481 * Fix coding style and add/change debug statements
482 * Fix: Build out of src tree
483 * Tests: Add health check tests to configure
484 * Tests: Add health check thread stall test
485 * Tests: Add health check thread exit test
486 * Tests: Add a health check utility program
487 * Add testpoints in lttng-sessiond for each threads
488 * New testpoint mechanism to instrument binaries for testing
489 * Fix: off-by-one in comm proto between lttng-ctl and sessiond
490 * Fix: Metadata stream leak when received in consumer
491 * Fix: consumer_allocate_stream error handling
492 * Fix: consumer should await for initial streams
493 * Fix: Missing rcu read side lock in consumer
495 2012-09-26 lttng-tools 2.1.0-rc4
496 * Fix: Change sempahore to pthread conditions
497 * Fix: relayd relay_send_version: handle sscanf return code
498 * Fix relayd: NULL ptr deref
499 * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
500 * Tests: add print bytecode to filter grammar test
501 * Cleanup: assign values to bytecode opcodes
502 * Fix: Filter: Fix allocation length error
503 * Fix: Filter: add missing ast free
504 * Tests: Add high throughput with bandwidth limits test
505 * Fix: Returned code when listing kernel channel
506 * Tests: Rename helper functions to have consistent names
507 * Tests: Cleanup redundant code and use printing helper functions
508 * Tests: Add helper functions for printing status and banner
509 * Tests: Add a check for color support when printing status
510 * Fix: Lib lttng-ctl on error returns lttng code
511 * Fix: lttng_set_event_filter() was returning bad error code
512 * Fix: printing [no write] on lttng list -uf
513 * Fix: Disable event on filter error with lttng
514 * Fix: Wrong returned error code on UST enable event
515 * Add consumer commands to lttng.1 man page
516 * Add lttng_health_check(3) man page
517 * Fix: Remove LPOLLNVAL from consumer metadata revents
518 * Fix: Mismatch of field name between ust and tools
519 * Add the written value when listing fields
520 * Fix: Consumer return value check after mmap/splice
521 * Don't send the subbuffer padding for streaming
522 * Fix: Returned error code in consumer on read buffer
524 2012-09-12 lttng-tools 2.1.0-rc3
525 * Fix: Relayd fix ret value when adding a connection
526 * Add new thread in consumer for metadata handling
527 * Fix: consumer recv command error path
528 * Fix filter: fix recent regressions
529 * Update lttng-ust-abi.h from upstream lttng-ust
530 * Fix: Accept bytecode of length 65536 bytes
531 * Fix: Generation of bytecode longer than 32768 bytes fails
532 * Fix: Filter bytecode alloc buffer size must be a power of 2
533 * Add lttng-ctl SWIG python bindings
534 * Add C++ support to API header files
535 * Librarify filter in liblttng-ctl and hide symbols
536 * Set hidden visibility for calls used in lttng-ctl
537 * Notify the user if a filter is already enabled
538 * Install lttng-error.h and include it in lttng.h
539 * Add lttng-error.h containing every API err. code
540 * Fix: missing hostname context
542 2012-08-22 lttng-tools 2.1.0-rc2
543 * Fix: put back 2.0 output text for lttng create cmd
544 * Fix: remove set subdir call that uses bad ptr
545 * Filter: Handle the unary bitwise not operator (~) with an unsupported
546 * Fix: missing mutex unlock on register consumer err
547 * Remove underscore from ifndef of lttng.h
548 * Remove unused define in lttng.h
549 * Standardize lttng command line usage text
550 * Merge duplicate code in consumer for destroy relayd
551 * Merge duplicate code in consumer for add relayd
552 * Fix: Possible buffer overflows in strncat() usage
553 * Move code out of main.c and fix some issues
555 2012-08-17 lttng-tools 2.1.0-rc1
556 * Feature: Network Streaming
557 * Add the lttng-relayd binary for network streaming
558 * Support user space tracer filtering
561 2012-04-19 lttng-tools 2.0.1
562 * Fix: test script for kernel module validation
563 * Fix: report error to client on consumerd error
564 * Fix: add missing ht_destroy at consumer teardown
565 * Fix: consumer fd recv thread should write into non-blocking pipe
566 * Fix: work-around glibc __nptl_setxid vs clone hang
567 * Fix: consumer fd recv poll should be sensitive to POLLPRI too
568 * Fix consumer lttng_consumer_poll_socket poll revents check bug
569 * Fix: increase consumer open files limit
570 * Update README: document dep on modprobe for kernel tracing
571 * Fix: wait for sessiond to stop in tests
572 * Fix: remove unused return variable
573 * Don't report back error on syscalls fail for -a -k
574 * Fix: destroy context hash table being NULL
575 * Fix: make lttng expand path for trace output opt
576 * Fix: return value signedness
577 * Fix: man page environment variable name error
578 * Fix: check return value on getenv USER
580 2012-03-20 lttng-tools 2.0.0
581 * Fist STABLE version
582 * Add version name: Annedd'ale
584 2012-03-20 lttng-tools 2.0.0-rc4
585 * Fix: add small detail to enable-channel man page
586 * Fix: warned of arbitrary time for ust-nprocesses test
587 * Fix. add limitation to man page
588 * Fix: minor changes to lttng.1
589 * Fix: add exit values to lttng.1 man page
590 * Fix: add delay before validating apps in test nproc
591 * Fix: error handling in lttng enable-event
592 * Fix: document structure init. to 0 in lttng.h
593 * Fix: uninitialized variable
594 * Keep track of FD used for UST applications (v2)
595 * Fix: lttng view, error message and exit code
596 * Small fixes to lttng man pages (v2)
597 * Fix: handle EINTR for sendmsg syscall
598 * Fix: lttng UI exit value and error message
599 * Fix: session lock use after free
600 * Fix kernel_list_events memleaks
601 * Fix debug message use uninitialized variable
602 * Fix: trace_ust_destroy_metadata should check for NULL pointer
603 * Fix: various memleaks
604 * Fix: hash table allocation out of order on error
605 * fix: lttng_ht_destroy memleak
607 2012-03-16 lttng-tools 2.0.0-rc3
608 * Fix: missing headers for make dist
609 * Fix: install lttng-consumerd in lib/lttng/libexec/
610 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
611 * Fix: consumer CPU hotplug support
612 * Fix: double PID registration race
613 * Make libcompat independent not to confuse automake
614 * Clarify the license of lttng-ust-abi.h
615 * Fix: License header
616 * Fix: wrong return value on consumer socket creation
617 * Fix: test for UST invalid channel parameters at channel creation
618 * Fix: recvmsg should handle EINTR
619 * Fix: error.h non-static variables for liblttng-ctl
620 * Fix: missing _GNU_SOURCE define
621 * Fix: improve need root for kernel tracing error message
622 * Fix: start/stop lttng message error
624 2012-03-02 lttng-tools 2.0.0-rc2
625 * Fix: meaningful error message
626 * Fix: UST consumer need to iterate on streams, just change their key
627 * Fix: add missing rcu read lock across RCU HT iteration
628 * Fix: kernel session closes fd 0 after create
629 * Fix: sendmsg EPIPE should be quiet by default (expected)
630 * Fix: thread_registration_apps should set its local sock to -1 when passing it
631 * Fix: clock -> sock typo
632 * Fix: consumer race: should allow reuse of FD key
633 * Fix: Use PERROR all across lttng-tools, never make it quiet
634 * Fix: test all close return values in sessiond
635 * Fix: All perror turned into PERROR to show file and line number
636 * Fix: large audit of close() use in sessiond main.c
637 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
638 * Fix: incorrect close of fd 0 for syscall kernel event destroy
639 * Fix: sessiond has incorrect missing 0 value in FD check
640 * Fix: sessiond app listening: use posix-compliant poll flags
641 * Fix: consumer printf type should match ssize_t (%zd)
642 * Fix: make ust consumer posix compliant for poll flags
643 * Fix security permission on lttng run directory
644 * Fix: Display right loglevel_type in error message
645 * Fix documentation in lttng.h
646 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
647 * Fix: restart consumerd and sessiond when interrupted in poll()
648 * Fix: handling bad channel when sending to consumer
649 * Fix useless variable
650 * Fix add-context returned error
651 * fix: add missing break in command handling
652 * fix: command handling: do not check domain for commands not requiring domain
653 * fix: if tracing group does not exist, do not report a client error
654 * Fix: run_as error handling
655 * Fix usage note on -a
656 * Revert FreeBSD compatibility layer
657 * Fix: documented number of subbuffers is incorrect
658 * Document that num-subbuf and subbuf-size need to be power of 2
659 * Merge branch 'master' of git://git.lttng.org/lttng-tools
661 2012-02-20 lttng-tools 2.0.0-rc1
662 * Fix lttcomm_close_unix_sock to actually close the socket
663 * lttng-sessiond: Set group permissions explicitly
665 2012-02-16 lttng-tools 2.0-pre23
666 * configure.ac: Fix consumerd64-libdir typo
667 * Fix existing session daemon check
668 * Fix missing session locks
669 * Fix return value on ust app session create
670 * Fix double start/stop trace
671 * Fix ust app session started state on start trace
672 * modprobe statedump, signal and timer lttng module
673 * Fix hyphens in man pages
675 2012-02-14 lttng-tools 2.0-pre22
676 * Add the bash-completion file to the dist tarball
677 * Add the LICENSE file too
678 * Package used for the Ubuntu LTS (feature freeze)
680 2012-02-13 lttng-tools 2.0-pre21
681 * Fix licensing for hashtable/utils.c
682 * Print loglevel value in list -u
683 * Remove "<all> from MSG() when no loglevel is selected
684 * Initial import of man lttng.1 and lttng-sessiond.8
685 * Fix memory leak master
687 2012-02-09 lttng-tools 2.0-pre20
688 * New lttng view command
689 * Multiple loglevel fixes
691 * Fix session syscall listing
692 * Multiple fixes across the code base
694 2012-02-02 lttng-tools 2.0-pre19
695 * Update lttng ust ABI/API copy
696 * Implement UST calibrate and change default
697 * Add MSG_WAITALL to recvmsg of sessiond-comm
698 * Check kernel version for tests
699 * Add a '--list-options' option to each command.
700 * First import of extras/ with lttng bash completion
701 * Remove default defines from lttng.h
702 * Fix lttng sessiond spawn wait race
703 * Add CMD_WARNING error code
704 * Fix context mapping for UST and kernel
705 * Add kernel work-around for boot_id
706 * Rewrites lttng-ctl's set_session_daemon_path
707 * Fix memory lean in all lttng cli commands
708 * Update loglevel ABI
709 * Add padding to all ABIs for future development.
710 * Improve error handling of lttng cli
711 * Multiple fixes across the code base (nothing critical)
713 2012-01-23 lttng-tools 2.0-pre18
714 * Complete change of the source directory tree
715 * Move compat to common and create an internal lib
716 * Rename lttngerr.h to error.h
717 * Add kernel module version validation
718 * Add UST version validation
719 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
720 * Fix off-by-one and double list size instead of steady increment
722 2012-01-19 lttng-tools 2.0-pre17
723 * Add and support the new hash table library
724 * Add lttng hash table support to liblttng-consumer
725 * RCU support for consumer's hash tables
726 * UST consumer close shm fd after mapping it
727 * Remove CLONE_VM flag for runas making gdb debugging impossible
728 * Make MSG() print on stdout instead of stderr
729 * Don't init kernel tracer if not root (UID=0)
730 * Multiple fixes found when reaching max. number of open files
732 * Multiple segfaults and assert error fixed
734 2011-12-23 lttng-tools 2.0-pre16
735 * Per-user lttng-sessiond now fully functionnal
736 * Fix nested double usage of hashtable iterators
737 * Support creds passing between lttng and sessiond
738 * Rename sessiond internal "uid" fields to "id"
739 * Create all trace directories and files with client user credentials
740 * Create output directory at session creation command
741 * Only allow the user or group owning the session (or root) to control a session
742 * Add disable kernel tracing option to sessiond
744 2011-12-13 lttng-tools 2.0-pre15
745 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
746 * UST consumer 32/64 bit support
748 * Multiple segfault, race and double lock fixes
749 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
750 * UST loglevel support
751 * ABIs now support 256 char event names
752 * Dependency on libpopt >= 1.13
753 * Dependency on URCU >= 0.6.7
754 * Rename kernel-ctl.c/.h to kernel.c/.h
755 * Change malloc to zmalloc in lttng-sessiond code
756 * RCU hashtable support for all UST data structure
757 * New libconsumer for UST, kernel and one generic
758 * Change "--all" option from lttng command line
759 * Remove function entry option to discourage its use
761 2011-09-30 lttng-tools 2.0-pre14
762 * Syscall tracing support
763 * Multiple bug fixes (nothing critical)
764 * Add userspace RCU hash table to tree for dev
766 * Fix epoll that did not handle EINTR
767 * Liburcu >= 0.6.5 is needed from this release
768 * Enabling all events also enable syscall tracing
769 * Debug messages are now on stderr
770 * Add basic data structure for UST support but not ready yet.
772 2011-08-25 lttng-tools 2.0-pre13
773 * Memory leaks fixes and double lock list
774 * Add UST registration with sychronisation
775 * Use poll/epoll compatibility layer for the sessiond
776 * Major code cleanup of ltt-sessiond/main.c
777 * Increase listen() connexion limit
778 * Fix bad enable-channel command
779 * Rename trace.c/.h to trace-kernel
780 * Multiple fixes on the poll management with the new epoll API
782 2011-08-25 lttng-tools 2.0-pre12
784 * Fix kconsumerd handling custom channel output
785 * Add lttng_register_consumer to register a custom consumer
786 * Add multiples tests of the session daemon
787 * Default kernel channel size/number changed
788 * Support for UST application registration
789 * Import LTTng UST 2.0 ABI
790 * Send data to kconsumerd before tracing start
791 * Export API of lib kernel consumer (liblttngkconsumerd)
793 2011-08-12 lttng-tools 2.0-pre11
794 * New lttng API using the lttng_handle
795 * Multiple fixes of kernel consumer
796 * Register the consuming function and add a library context
797 * Kernel consumer fix mmap/munmap
798 * lttng-sessiond-comm header has been privatize
799 * Kernel traces are written in the kernel/ directory
800 * Add underscore to enable-channel command options
802 2011-07-29 lttng-tools 2.0-pre6
803 * Fix enable multiple events
804 * Add function entry feature
806 2011-07-28 lttng-tools 2.0-pre5
807 * Fix Add context command
808 * Fix auto session path creation
809 * Fix bad strncmp at channel creation
811 2011-07-23 lttng-tools 2.0-pre4
812 * Fix kprobe attributes
813 * Fix channel creation when not found at event enable
814 * Add safe list iteration
815 * Add two tests into the git tree
816 * Kernel consumer can be put in debug mode with -vv
817 * Trace path is now created on the client side
819 2011-07-23 lttng-tools 2.0-pre3
820 * Fix perf hw cache counter config values
822 2011-07-22 lttng-tools 2.0-pre2
824 * New add-context options for perf counter and context
825 * Using the install bin path from autotool for execl() call
826 * Update quickstart guide
828 2011-07-20 lttng-tools 2.0-pre1
829 * First prerelease of lttng-tools.
830 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1