X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/5de55298b58930e1c9f0d92bafa39e91ce55fc05..7231545543fa5be730a575fb278656247717e865:/ChangeLog diff --git a/ChangeLog b/ChangeLog index f06b23390b..a27d4e9731 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,4 +1,131 @@ -SimGrid (3.4-svn) unstable; urgency=low +SimGrid (3.5) unstable; urgency=low + + Msg + * New function: MSG_load_platform_script() + to make possible using a lua script instead of XML files to set up platforms + * New function: MSG_set_function + to associate functions to processes, used when bypassing the parser + Lua Bindings + * add layer to set up environment and bypass the XML surf parser + * modify the entry point, to take into consideration when lua is used only as a platform generator + SURF + * add new callbacks to the CPU & netwok models to create resources + no need to pass through the parser callbacks to do so. + * add new function to create routes table via the routing model + * add generic functions in the public interface + that allows the user to call SURF 'create_resource' methods from a lua script. + SIMIX : + * New function: SIMIX_process_set_function() + called by MSG_set_function + SimDag + * Change the way a task is considered as ready. Instead of removing + dependencies when a task is done, a counter is decreased. This way, + it is always possible to reach ancestors thanks to the + SD_taks_get_parents function (even after the end of the simulation.) + * Change the level of some logs in sd_global from INFO to VERB. The + corresponding tests are now less verbose + * Change the return type of SD_Simulate from (SD_task_t*) into + xbt_dynar_t. This function was in handling a dynar internally and + converted it into a NULL terminated array for historical reasons. + * Rename the SD_READY (all dependencies are satisfied and task is + scheduled) state in SD_RUNNABLE and define a new SD_SCHEDULABLE (all + dependencies are satisfied) state. + This prevents a confusion between the notion of "ready to schedule" + (SD_SCHEDULABLE) used in DAG scheduling and that of "ready to be + simulated" (SD_RUNNABLE) used by the simulation kernel. + * Add an example that scheduling a DAX on an heterogeneous platform + using a Min-Min strategy + * new function SD_dotload(char*) to load a DAG described in dot + format. This loader and the corresponding examples require the + installation of the graphviz library. + + SIMIX + * Change the underlying waiting queue in semaphores so that a process + can wait on several of them simultaneously (as in waitany). + * Fix the way to handle tokens in semaphores so that all access patterns + work: {acquire, acquire_timeout, waitany} / {release, release_forever}. + + XBT + * New data container: setset (set of sets of elements) + * New module: mmalloc (mapped malloc) + * New function: xbt_dict_cursor_set_data() + * New function: xbt_dynar_sort() + * New function: xbt_dynar_is_empty() + * New function: xbt_fifo_get_last_item() + * Bug fix in xbt_dynar_shrink(): use the right element size + * Use library init/fini functions for our initialization. + - you can use logs and other feature as soon as you want in your + code (even before the xbt_init / MSG_init) + - xbt_exit is now a no-op and produce a warning when used. + + GRAS: + * New function: gras_msgtype_get_name() + + Build chain: bug fixes and further polishing + * Fix the 'make install' target. + No need to use 'make install-simgrid' anymore + * Introduce a 'make dist' target compiling a *source* archive + 'make package' compiles a binary archive (not well tested) + * Compile java files only on need + + Tracing: + * Tracing system + - tracing API for MSG changes: TRACE_start has no + longer parameters, the trace file is supplied through + an option passed to simulator. Categories declaration + and utilization remain the same. The following options + are supported: + --cfg=tracing/filename:msg.trace + --cfg=tracing/platform:1 (categorized resource use) + --cfg=tracing/msg/task:1 (task creation) + --cfg=tracing/msg/process:1 (process creation, migration) + --cfg=tracing/msg/volume:1 (volume of msg send/recv) + --cfg=tracing/smpi:1 (smpi interface tracing) + - examples of examples/msg/tracing updated + + * Tracing the MPI interface implemented by SMPI + - Collective operations are traced with states + - Point-to-Point operations are traced with states/links + - Tracing activated by a parameter "-trace filename" passed + to smpirun during execution (considering that simgrid + is compiled with tracing enabled) + - To run the simulation with gdb, the simulator + accepts --cfg=tracing/smpi:1 to trace SMPI + - tesh files to check if smpi tracing is ok + + * GTNetS tracing re-worked + - adaptation to the tracing system of GTNets to cope + with modifications regarding the fullduplex mode + - new tesh files to check if gtnets tracing is ok + + -- Da SimGrid team + +SimGrid (3.4.1) stable; urgency=low + + The "Polishing easter eggs is probably a good idea" release. + This is a bug fixes release only. + + + Java Bindings + * Fix a bug preventing the tasks from begin garbage collected. + + MSG + * Fix a bug occuring when a host involved in a communication fails. + This was not detected properly by the other peer involved in the + communication. Now, it's reported as a network error. + + SimDag + * Warn the user about loop dependencies in data flow of DAX files + * Obey the control-flow dependencies of DAX files + + Cmake + * Add option "enable_smpi" allowing to not compile SMPI. + Probably useful for the (Mac) users experiencing a build error here + * Improve the detection of lua5.1 and ruby1.8 + + -- Da SimGrid team Tus, 04 May 2010 28 16:11:16 +0100 + +SimGrid (3.4) stable; urgency=low The "Easter in Cargese" release. Also known as (major changes): @@ -58,6 +185,7 @@ SimGrid (3.4-svn) unstable; urgency=low and call MSG_action_trace_run(NULL) You can still have one merged file for all processes. - Fix implementation of collective operations + * Allow task_execute() on 0-sized tasks (closes #10063) SMPI: * This is the first release of SimGrid where SMPI is not considered beta anymore (even if some corners should still be improved) @@ -145,8 +273,7 @@ SimGrid (3.4-svn) unstable; urgency=low * Added code coverage tests. Our coverage is still improvable, but at least we see it on cdash. - -- Da SimGrid team - + -- Da SimGrid team Wed, 28 Apr 2010 28 17:11:16 +0100 SimGrid (3.3.4) stable; urgency=low