X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/b0b5050380448e0d0fd5225977f38fccd25017ec..4e3a5dfcf8e95dedcf2c6db54f782eccfd5554d9:/ChangeLog diff --git a/ChangeLog b/ChangeLog index 4243cfcfb6..449c17d607 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,4 +1,49 @@ -SimGrid (3.15) UNRELEASED; urgency=low +SimGrid (3.16) UNRELEASED + + Portability status: + - FreeBSD: Disable SMPI mmap privatization, switch automatically to dlopen. + - Mac, BSD: dlopen+thread broken, switch automatically to raw contexts. + + XML platforms: Switch to platform v4.1 format. + * This is (mainly) a backward compatible change: v4 are valid v4.1 files + - can be used as a synonym for the now deprecated + - an be used as a synonym for the now deprecated + - an be used as a synonym for the now deprecated + - can be used as a synonym for the now deprecated + - state_file and avail_file periodicity is now easier to express + (check the documentation) the old behavior should still work. + * Storage: not backward compatible, but it seems that nobody ever used it + - Remove attribute 'content_type' of : was never used + - Make attribute 'model' of optional: for future usage + - Remove Bconnection model property: was never (in)validated. Replaced by + the maximum of the read and write bandwidth as a resource constraint. + + SimDag + - New and Backwards Compatibility break: + SD_simulate_with_update (double how_long, xbt_dynar_t changed_tasks_dynar) + When one wants to get the list of tasks whose states have changed during a + simulation round, s/he has to allocate and free a dynar and use it as argument + to this function. The former SD_simulate (double how_long) now returns void. + + MSG + - The netzone are now available from the MSG API. + The old names still work, but are now deprecated. + + SMPI + - New algorithm to privatize globals: dlopen, with dynamic loading tricks + - New option: smpi/keep-temps to not cleanup temp files + - Support for sparse privatized malloc with SMPI_PARTIAL_SHARED_MALLOC() + + XBT + - Replay: New function xbt_replay_action_get(): + Retrieve the function previously associated to an event type. + - DROPPED FUNCTION: xbt_str_varsubst() + - DROPPED MODULE: strbuff. We don't need it anymore. + - DROPPED MODULE: matrix. We don't need it anymore. + + -- Release target: June 21 2017 -- Da SimGrid team + +SimGrid (3.15) stable; urgency=low The Spring Release: continuous integration servers become green We fixed even the transient bugs on all target architectures: @@ -16,13 +61,21 @@ SimGrid (3.15) UNRELEASED; urgency=low - New: MSG_process_ref/unref(). Fiddle with the process refcounting. - Renamed MSG_energy_plugin_init() -> MSG_host_energy_plugin_init() to make room for the upcoming network energy plugin. - - Drop MSG_host_get_current_power_peak: dupplicates MSG_host_get_speed + - Drop MSG_host_get_current_power_peak: duplicates MSG_host_get_speed Java - Ensure that an actor can kill itself with Process::exit() - Kill the obscure NativeException. Nobody want to survive the issues it denotes, so use JniException that is a RuntimeException (not to - be catched explicitely). + be caught explicitly). + - Partial bug fix in initialization. SimGrid flags on command line were + consumed at C level but stayed in the original Java String[] args. + This could mess users' args[i] if SG flags were not put at the end of + the command line. + The SimGrid flags are now removed from the Java arguments. However, + the number of arguments REMAINS UNCHANGED. It is then UNSAFE to test + if args.length is greater than the number of YOUR OWN ARGUMENTS. + It might be if you have --log or --cfg flags in the command line. - Fix numerous memleaks all around the place. In particular, around VMs. S4U @@ -34,8 +87,12 @@ SimGrid (3.15) UNRELEASED; urgency=low event from the availability_file changes the avail speed. - Links are now usable from s4u - New: Engine::hostList() and Engine::hostCount(). Still clumsy. - - Drop Host::getPstateSpeedCurrent() which dupplicates Host::speed() - - New examples, converted from MSG. + - New: Actor::suspend(), Actor::resume(), and Actor::migrate(new_host) + - New examples: The conversion of MSG examples to S4U has begun + - Actors: create, kill, migration, and suspend + - Applications: master-worker and token-ring + - Action replay: communications and storage + - Drop Host::getPstateSpeedCurrent() which duplicates Host::speed() SimDag - Backwards Compatibility breaks @@ -53,7 +110,8 @@ SimGrid (3.15) UNRELEASED; urgency=low This can break codes using SMPI internals (from private.h instead of the public smpi.h). - Bump our claim of support from MPI 1.1 to MPI 2.2. We don't support 100% of it, but it should be enough. Contact us if not. - - MPI_Win_lock/unlock support added (as for all RMA, implementation is naive and probably inaccurate) + - MPI_Win_lock/unlock, MPI_Get_accumulate support added (as for all RMA, implementation is + naive and probably inaccurate) - New algorithm for SMPI_SHARED_MALLOC: global, where all blocks are mapped onto a unique small file using some system magic. - Bugfix: smpirun was sometimes misusing hostfile when wrongly terminated @@ -74,7 +132,7 @@ SimGrid (3.15) UNRELEASED; urgency=low - A can now be created with different speed values to represent pstates. see examples/platforms/energy_cluster.xml for an example. - -- target_date=March 20 2017 -- Da SimGrid team + -- Wed Mar 22 17:50:21 CET 2017 -- Da SimGrid team SimGrid (3.14.159) stable; urgency=low