ChangeLog

   1 2012-10-22 lttng-tools 2.1.0-rc5
   2         * Fix: Remove network stream ID ABI calls
   3         * Tests: Add filtering tests
   4         * Wait for data availability when stopping a session
   5         * Relayd data available command support
   6         * Lib lttng-ctl data available command support
   7         * Consumer daemon data available command support
   8         * Add data structure for the data available command
   9         * Change the metadata hash table node
  10         * Make stream hash tables global to the consumer
  11         * Move add data stream to the data thread
  12         * Rename consumer threads and spawn them in daemon
  13         * Fix: relayd close stream command was not working
  14         * Fix: Relayd and consumerd socket leaks
  15         * Fix: Missing -ENODATA handling in the consumer
  16         * Fix: Empty metadata buffer(s) on HUP|ERR
  17         * ABI with support for compat 32/64 bits
  18         * Fix: Stream allocation and insertion consistency
  19         * Fix: output number of bytes written by relayd
  20         * Add hash table argument to helper functions
  21         * Fix: Add missing call rcu and read side lock
  22         * Tests: Fix LD_PRELOAD library lookup path for health tests
  23         * Fix: Add arbitrary wait period for kernel streaming test
  24         * Fix coding style and add/change debug statements
  25         * Fix: Build out of src tree
  26         * Tests: Add health check tests to configure
  27         * Tests: Add health check thread stall test
  28         * Tests: Add health check thread exit test
  29         * Tests: Add a health check utility program
  30         * Add testpoints in lttng-sessiond for each threads
  31         * New testpoint mechanism to instrument binaries for testing
  32         * Fix: off-by-one in comm proto between lttng-ctl and sessiond
  33         * Fix: Metadata stream leak when received in consumer
  34         * Fix: consumer_allocate_stream error handling
  35         * Fix: consumer should await for initial streams
  36         * Fix: Missing rcu read side lock in consumer
  37
  38 2012-09-26 lttng-tools 2.1.0-rc4
  39         * Fix: Change sempahore to pthread conditions
  40         * Fix: relayd relay_send_version: handle sscanf return code
  41         * Fix relayd: NULL ptr deref
  42         * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
  43         * Tests: add print bytecode to filter grammar test
  44         * Cleanup: assign values to bytecode opcodes
  45         * Fix: Filter: Fix allocation length error
  46         * Fix: Filter: add missing ast free
  47         * Tests: Add high throughput with bandwidth limits test
  48         * Fix: Returned code when listing kernel channel
  49         * Tests: Rename helper functions to have consistent names
  50         * Tests: Cleanup redundant code and use printing helper functions
  51         * Tests: Add helper functions for printing status and banner
  52         * Tests: Add a check for color support when printing status
  53         * Fix: Lib lttng-ctl on error returns lttng code
  54         * Fix: lttng_set_event_filter() was returning bad error code
  55         * Fix: printing [no write] on lttng list -uf
  56         * Fix: Disable event on filter error with lttng
  57         * Fix: Wrong returned error code on UST enable event
  58         * Add consumer commands to lttng.1 man page
  59         * Add lttng_health_check(3) man page
  60         * Fix: Remove LPOLLNVAL from consumer metadata revents
  61         * Fix: Mismatch of field name between ust and tools
  62         * Add the written value when listing fields
  63         * Fix: Consumer return value check after mmap/splice
  64         * Don't send the subbuffer padding for streaming
  65         * Fix: Returned error code in consumer on read buffer
  66
  67 2012-09-12 lttng-tools 2.1.0-rc3
  68         * Fix: Relayd fix ret value when adding a connection
  69         * Add new thread in consumer for metadata handling
  70         * Fix: consumer recv command error path
  71         * Fix filter: fix recent regressions
  72         * Update lttng-ust-abi.h from upstream lttng-ust
  73         * Fix: Accept bytecode of length 65536 bytes
  74         * Fix: Generation of bytecode longer than 32768 bytes fails
  75         * Fix: Filter bytecode alloc buffer size must be a power of 2
  76         * Add lttng-ctl SWIG python bindings
  77         * Add C++ support to API header files
  78         * Librarify filter in liblttng-ctl and hide symbols
  79         * Set hidden visibility for calls used in lttng-ctl
  80         * Notify the user if a filter is already enabled
  81         * Install lttng-error.h and include it in lttng.h
  82         * Add lttng-error.h containing every API err. code
  83         * Fix: missing hostname context
  84
  85 2012-08-22 lttng-tools 2.1.0-rc2
  86         * Fix: put back 2.0 output text for lttng create cmd
  87         * Fix: remove set subdir call that uses bad ptr
  88         * Filter: Handle the unary bitwise not operator (~) with an unsupported
  89         * Fix: missing mutex unlock on register consumer err
  90         * Remove underscore from ifndef of lttng.h
  91         * Remove unused define in lttng.h
  92         * Standardize lttng command line usage text
  93         * Merge duplicate code in consumer for destroy relayd
  94         * Merge duplicate code in consumer for add relayd
  95         * Fix: Possible buffer overflows in strncat() usage
  96         * Move code out of main.c and fix some issues
  97
  98 2012-08-17 lttng-tools 2.1.0-rc1
  99         * Feature: Network Streaming
 100         * Add the lttng-relayd binary for network streaming
 101         * Support user space tracer filtering
 102         * Multiple fixes
 103
 104 2012-04-19 lttng-tools 2.0.1
 105         * Fix: test script for kernel module validation
 106         * Fix: report error to client on consumerd error
 107         * Fix: add missing ht_destroy at consumer teardown
 108         * Fix: consumer fd recv thread should write into non-blocking pipe
 109         * Fix: work-around glibc __nptl_setxid vs clone hang
 110         * Fix: consumer fd recv poll should be sensitive to POLLPRI too
 111         * Fix consumer lttng_consumer_poll_socket poll revents check bug
 112         * Fix: increase consumer open files limit
 113         * Update README: document dep on modprobe for kernel tracing
 114         * Fix: wait for sessiond to stop in tests
 115         * Fix: remove unused return variable
 116         * Don't report back error on syscalls fail for -a -k
 117         * Fix: destroy context hash table being NULL
 118         * Fix: make lttng expand path for trace output opt
 119         * Fix: return value signedness
 120         * Fix: man page environment variable name error
 121         * Fix: check return value on getenv USER
 122
 123 2012-03-20 lttng-tools 2.0.0
 124         * Fist STABLE version
 125         * Add version name: Annedd'ale
 126
 127 2012-03-20 lttng-tools 2.0.0-rc4
 128         * Fix: add small detail to enable-channel man page
 129         * Fix: warned of arbitrary time for ust-nprocesses test
 130         * Fix. add limitation to man page
 131         * Fix: minor changes to lttng.1
 132         * Fix: add exit values to lttng.1 man page
 133         * Fix: add delay before validating apps in test nproc
 134         * Fix: error handling in lttng enable-event
 135         * Fix: document structure init. to 0 in lttng.h
 136         * Fix: uninitialized variable
 137         * Keep track of FD used for UST applications (v2)
 138         * Fix: lttng view, error message and exit code
 139         * Small fixes to lttng man pages (v2)
 140         * Fix: handle EINTR for sendmsg syscall
 141         * Fix: lttng UI exit value and error message
 142         * Fix: session lock use after free
 143         * Fix kernel_list_events memleaks
 144         * Fix debug message use uninitialized variable
 145         * Fix: trace_ust_destroy_metadata should check for NULL pointer
 146         * Fix: various memleaks
 147         * Fix: hash table allocation out of order on error
 148         * fix: lttng_ht_destroy memleak
 149
 150 2012-03-16 lttng-tools 2.0.0-rc3
 151         * Fix: missing headers for make dist
 152         * Fix: install lttng-consumerd in lib/lttng/libexec/
 153         * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
 154         * Fix: consumer CPU hotplug support
 155         * Fix: double PID registration race
 156         * Make libcompat independent not to confuse automake
 157         * Clarify the license of lttng-ust-abi.h
 158         * Fix: License header
 159         * Fix: wrong return value on consumer socket creation
 160         * Fix: test for UST invalid channel parameters at channel creation
 161         * Fix: recvmsg should handle EINTR
 162         * Fix: error.h non-static variables for liblttng-ctl
 163         * Fix: missing _GNU_SOURCE define
 164         * Fix: improve need root for kernel tracing error message
 165         * Fix: start/stop lttng message error
 166
 167 2012-03-02 lttng-tools 2.0.0-rc2
 168         * Fix: meaningful error message
 169         * Fix: UST consumer need to iterate on streams, just change their key
 170         * Fix: add missing rcu read lock across RCU HT iteration
 171         * Fix: kernel session closes fd 0 after create
 172         * Fix: sendmsg EPIPE should be quiet by default (expected)
 173         * Fix: thread_registration_apps should set its local sock to -1 when passing it
 174         * Fix: clock -> sock typo
 175         * Fix: consumer race: should allow reuse of FD key
 176         * Fix: Use PERROR all across lttng-tools, never make it quiet
 177         * Fix: test all close return values in sessiond
 178         * Fix: All perror turned into PERROR to show file and line number
 179         * Fix: large audit of close() use in sessiond main.c
 180         * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
 181         * Fix: incorrect close of fd 0 for syscall kernel event destroy
 182         * Fix: sessiond has incorrect missing 0 value in FD check
 183         * Fix: sessiond app listening: use posix-compliant poll flags
 184         * Fix: consumer printf type should match ssize_t (%zd)
 185         * Fix: make ust consumer posix compliant for poll flags
 186         * Fix security permission on lttng run directory
 187         * Fix: Display right loglevel_type in error message
 188         * Fix documentation in lttng.h
 189         * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
 190         * Fix: restart consumerd and sessiond when interrupted in poll()
 191         * Fix: handling bad channel when sending to consumer
 192         * Fix useless variable
 193         * Fix add-context returned error
 194         * fix: add missing break in command handling
 195         * fix: command handling: do not check domain for commands not requiring domain
 196         * fix: if tracing group does not exist, do not report a client error
 197         * Fix: run_as error handling
 198         * Fix usage note on -a
 199         * Revert FreeBSD compatibility layer
 200         * Fix: documented number of subbuffers is incorrect
 201         * Document that num-subbuf and subbuf-size need to be power of 2
 202         * Merge branch 'master' of git://git.lttng.org/lttng-tools
 203
 204 2012-02-20 lttng-tools 2.0.0-rc1
 205         * Fix lttcomm_close_unix_sock to actually close the socket
 206         * lttng-sessiond: Set group permissions explicitly
 207
 208 2012-02-16 lttng-tools 2.0-pre23
 209         * configure.ac: Fix consumerd64-libdir typo
 210         * Fix existing session daemon check
 211         * Fix missing session locks
 212         * Fix return value on ust app session create
 213         * Fix double start/stop trace
 214         * Fix ust app session started state on start trace
 215         * modprobe statedump, signal and timer lttng module
 216         * Fix hyphens in man pages
 217
 218 2012-02-14 lttng-tools 2.0-pre22
 219         * Add the bash-completion file to the dist tarball
 220         * Add the LICENSE file too
 221         * Package used for the Ubuntu LTS (feature freeze)
 222
 223 2012-02-13 lttng-tools 2.0-pre21
 224         * Fix licensing for hashtable/utils.c
 225         * Print loglevel value in list -u
 226         * Remove "<all> from MSG() when no loglevel is selected
 227         * Initial import of man lttng.1 and lttng-sessiond.8
 228         * Fix memory leak  master
 229
 230 2012-02-09 lttng-tools 2.0-pre20
 231         * New lttng view command
 232         * Multiple loglevel fixes
 233         * Fix list command
 234         * Fix session syscall listing
 235         * Multiple fixes across the code base
 236
 237 2012-02-02 lttng-tools 2.0-pre19
 238         * Update lttng ust ABI/API copy
 239         * Implement UST calibrate and change default
 240         * Add MSG_WAITALL to recvmsg of sessiond-comm
 241         * Check kernel version for tests
 242         * Add a '--list-options' option to each command.
 243         * First import of extras/ with lttng bash completion
 244         * Remove default defines from lttng.h
 245         * Fix lttng sessiond spawn wait race
 246         * Add CMD_WARNING error code
 247         * Fix context mapping for UST and kernel
 248         * Add kernel work-around for boot_id
 249         * Rewrites lttng-ctl's set_session_daemon_path
 250         * Fix memory lean in all lttng cli commands
 251         * Update loglevel ABI
 252         * Add padding to all ABIs for future development.
 253         * Improve error handling of lttng cli
 254         * Multiple fixes across the code base (nothing critical)
 255
 256 2012-01-23 lttng-tools 2.0-pre18
 257         * Complete change of the source directory tree
 258         * Move compat to common and create an internal lib
 259         * Rename lttngerr.h to error.h
 260         * Add kernel module version validation
 261         * Add UST version validation
 262         * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
 263         * Fix off-by-one and double list size instead of steady increment
 264
 265 2012-01-19 lttng-tools 2.0-pre17
 266         * Add and support the new hash table library
 267         * Add lttng hash table support to liblttng-consumer
 268         * RCU support for consumer's hash tables
 269         * UST consumer close shm fd after mapping it
 270         * Remove CLONE_VM flag for runas making gdb debugging impossible
 271         * Make MSG() print on stdout instead of stderr
 272         * Don't init kernel tracer if not root (UID=0)
 273         * Multiple fixes found when reaching max. number of open files
 274         * Add some UST tests
 275         * Multiple segfaults and assert error fixed
 276
 277 2011-12-23 lttng-tools 2.0-pre16
 278         * Per-user lttng-sessiond now fully functionnal
 279         * Fix nested double usage of hashtable iterators
 280         * Support creds passing between lttng and sessiond
 281         * Rename sessiond internal "uid" fields to "id"
 282         * Create all trace directories and files with client user credentials
 283         * Create output directory at session creation command
 284         * Only allow the user or group owning the session (or root) to control a session
 285         * Add disable kernel tracing option to sessiond
 286
 287 2011-12-13 lttng-tools 2.0-pre15
 288         * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
 289         * UST consumer 32/64 bit support
 290         * Multiple bug fixes
 291         * Multiple segfault, race and double lock fixes
 292         * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
 293         * UST loglevel support
 294         * ABIs now support 256 char event names
 295         * Dependency on libpopt >= 1.13
 296         * Dependency on URCU >= 0.6.7
 297         * Rename kernel-ctl.c/.h to kernel.c/.h
 298         * Change malloc to zmalloc in lttng-sessiond code
 299         * RCU hashtable support for all UST data structure
 300         * New libconsumer for UST, kernel and one generic
 301         * Change "--all" option from lttng command line
 302         * Remove function entry option to discourage its use
 303
 304 2011-09-30 lttng-tools 2.0-pre14
 305         * Syscall tracing support
 306         * Multiple bug fixes (nothing critical)
 307         * Add userspace RCU hash table to tree for dev
 308         * Update UST ABI
 309         * Fix epoll that did not handle EINTR
 310         * Liburcu >= 0.6.5 is needed from this release
 311         * Enabling all events also enable syscall tracing
 312         * Debug messages are now on stderr
 313         * Add basic data structure for UST support but not ready yet.
 314
 315 2011-08-25 lttng-tools 2.0-pre13
 316         * Memory leaks fixes and double lock list
 317         * Add UST registration with sychronisation
 318         * Use poll/epoll compatibility layer for the sessiond
 319         * Major code cleanup of ltt-sessiond/main.c
 320         * Increase listen() connexion limit
 321         * Fix bad enable-channel command
 322         * Rename trace.c/.h to trace-kernel
 323         * Multiple fixes on the poll management with the new epoll API
 324
 325 2011-08-25 lttng-tools 2.0-pre12
 326         * Multiple fixes
 327         * Fix kconsumerd handling custom channel output
 328         * Add lttng_register_consumer to register a custom consumer
 329         * Add multiples tests of the session daemon
 330         * Default kernel channel size/number changed
 331         * Support for UST application registration
 332         * Import LTTng UST 2.0 ABI
 333         * Send data to kconsumerd before tracing start
 334         * Export API of lib kernel consumer (liblttngkconsumerd)
 335
 336 2011-08-12 lttng-tools 2.0-pre11
 337         * New lttng API using the lttng_handle
 338         * Multiple fixes of kernel consumer
 339         * Register the consuming function and add a library context
 340         * Kernel consumer fix mmap/munmap
 341         * lttng-sessiond-comm header has been privatize
 342         * Kernel traces are written in the kernel/ directory
 343         * Add underscore to enable-channel command options
 344
 345 2011-07-29 lttng-tools 2.0-pre6
 346         * Fix enable multiple events
 347         * Add function entry feature
 348
 349 2011-07-28 lttng-tools 2.0-pre5
 350         * Fix Add context command
 351         * Fix auto session path creation
 352         * Fix bad strncmp at channel creation
 353
 354 2011-07-23 lttng-tools 2.0-pre4
 355         * Fix kprobe attributes
 356         * Fix channel creation when not found at event enable
 357         * Add safe list iteration
 358         * Add two tests into the git tree
 359         * Kernel consumer can be put in debug mode with -vv
 360         * Trace path is now created on the client side
 361
 362 2011-07-23 lttng-tools 2.0-pre3
 363         * Fix perf hw cache counter config values
 364
 365 2011-07-22 lttng-tools 2.0-pre2
 366         * Multiple fixes
 367         * New add-context options for perf counter and context
 368         * Using the install bin path from autotool for execl() call
 369         * Update quickstart guide
 370
 371 2011-07-20 lttng-tools 2.0-pre1
 372         * First prerelease of lttng-tools.
 373         * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1