X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/342300c298d95f44a80e4d670e43210777f15744..33ad1bb9ae9ed898b8786ea08d7910d5a162aff4:/ChangeLog diff --git a/ChangeLog b/ChangeLog index ddcc989dee..1636c1354b 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,6 +1,49 @@ -SimGrid (3.3.4) unstable; urgency=low +SimGrid (3.3.5-svn) unstable; urgency=low + + The "C spoken, se habla Java, Ruby 話せます, fala-se Lua" release. + + Java Bindings: Various Cleanups + * Remove put/get: no need to export deprecated interface in Java + Use send/receive instead. + * Cleanup the examples and add a README per directory + * Remove example autoDestination (that's the only way to go now) + * Remove example explicitDestination (was a plain copy of basic) + * Make JniException a runtime exception, so that there is no need to + declare the fact that you may encounter such a beast. I guess that + nobody will ever want to survive such error. + * Create specific errors for each MSG case of failure: + host failure, transfer failure, timeout, task cancelled + Ruby and Lua Bindings: create them + * That's new and great, you should try them out. + Same functionalities than Java bindings, only even less polished + SimDag: + * Kill the useless "rate" argument of SD_task_get_execution_time() + Everyone used to provide -1 as a value, it was not used, and the + semantic of a possible use wasn't even clear. + * SD_SCHED_NO_COST: Constant to use as cost in SD_task_schedule() + either as comm costs or compute costs to mean that there is no + such thing for that specific task. + MSG: + * In trace replay, allow to have one trace file per process. + Give the specific trace file as argument of each process, + and call MSG_action_trace_run(NULL) + You can still have one merged file for each processes. + * Kill the MSG_paje_output() function. It's a noop since 2 years. + * Kill MSG_WARNING and MSG_FATAL return codes: they were not used + anywere in source. + * Add a MSG_task_set_data() function + SIMIX: + * add a SIMIX_sem_get_capacity() function + SMPI: + * Implement MPI_Get_count, MPI_MAXLOC, MPI_MINLOC + + + -- Da SimGrid team + + +SimGrid (3.3.4) stable; urgency=low - The "Desktop Grid needs love too" release. + The "Desktop Grid needs love too" release (also called Xmas release). Models improvements: * Major speedup in the maxmin system solving by using lazy evaluation @@ -43,6 +86,15 @@ SimGrid (3.3.4) unstable; urgency=low This new model is more realistic than the previous one, so you should consider redoing your old experiments with this model. Sorry for the inconvenience. + + Build System: + * Introduce the supernovae compilation mode + When compiled that way, the whole SimGrid (or almost) is put in a + single compilation unit and compiled in one shoot. + This is to help gcc which has difficulties to inline stuff from one + file into another. + The speedup seem to be above 15%, althrough more tests are needed on + amd64 to confirm that gain. MSG: * Port of MSG's mailbox on top of SIMIX network @@ -118,7 +170,21 @@ SimGrid (3.3.4) unstable; urgency=low * Fix a vicious bug in dictionaries inducing that some elements were not freed on xbt_dict_free() - -- Da SimGrid team + Portability report of this version: + * Main portability targets: + - linux (ubuntu (804/810/910) /debian (4/5/testing) /fedora (core11)) + on (amd64/i386/ia64) + - mac leopard on i386 + Known problems: http://cdash.inria.fr/CDash/index.php?project=Simgrid + but nothing critical. + * Other platforms: windows, AIX and others were not tested for this release + + Timing report of this version: + * Lazy evaluation brings arbitrary speedup (ie, speedup depending on + scenario parameters). From 8h to a few seconds in desktop grid settings. + * Supernovae brings about 25% speedup on i386. + + -- Da SimGrid team Thu, 24 Dec 2009 19:07:39 +0100 SimGrid (3.3.3) stable; urgency=low