X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/475bab2ef6089dc6116a17a1e76675474b023c6a..f9bb80daccf52fba2e729885ff8cf57f76d4ab1d:/ChangeLog diff --git a/ChangeLog b/ChangeLog index 1227b93d4f..fc1e3309c4 100644 --- a/ChangeLog +++ b/ChangeLog @@ -2,15 +2,6 @@ SimGrid (3.3.4) unstable; urgency=low The "Desktop Grid needs love too" release. - MSG: - * Port of MSG's mailbox on top of SIMIX network - The put/get mechanism was greatly simplified thanks to the new SIMIX module. - - SIMIX: - * New SIMIX network module - It provides a rendez-vous point (aka mailbox) based send/recv API to perform - synchronous communication. - Models improvements: * Major speedup in the maxmin system solving by using lazy evaluation Instead of solving completely the maxmin system at each iteration, @@ -53,10 +44,62 @@ SimGrid (3.3.4) unstable; urgency=low should consider redoing your old experiments with this model. Sorry for the inconvenience. + MSG: + * Port of MSG's mailbox on top of SIMIX network + The put/get mechanism was greatly simplified thanks to the new SIMIX module. + + SIMIX: + * New SIMIX network module + It provides a rendez-vous point (aka mailbox) based send/recv API to perform + synchronous communication. + + SimDag: + * new function SD_daxload(char*) to load a DAX file + (see http://vtcpc.isi.edu/pegasus/index.php/WorkflowGenerator) + * Introduce typed tasks. Specify its kind and cost at creation. + At scheduling, just give where it should be placed, and the cost + for each involved resource is automatically computed. + Existing constructors so far (more to come of course): + - SD_task_create_comm_e2e() for end-to-end communication + - SD_task_create_comp_seq() for sequential computation + Use SD_task_schedulev() / SD_task_schedulel() to schedule them. + * new function SD_task_dump() for debuging display + * new function SD_task_dotty(task,FILE*) writing to file the info + about the task in dotty format + * SD_task_dependency_exists() can now cope with having one of its + arguments NULL. If so, it tests whether the other argument has any + dependency. + * Add getters on list of preceding/following tasks: + SD_task_get_parents(task) and SD_task_get_children(task) + * Add getters on amount of workstations and list: + SD_task_get_workstation_count(t) and SD_task_get_workstation_list(t) + * Add getter on task kind: SD_task_get_kind(task) + * Update the start_time and finish_time of tasks on completion/failure + * Bugfix: Remove task from state swags when destroyed + + GRAS: + * New function: void gras_cpu_burn(double flops) -- a simple CPU burner + + XBT: + * New function: xbt_dynar_dopar(dynar,fun) to map a function over the + dynar with one separate thread per value of the dynar. + * Change the prototype of xbt_thread_create(), sorry. + Added a boolean parameter indicating whether we want to join this + thread (used in SG only for now) + Bug fixes: + * GTNetS wrappers should now be usable again (and betterly tested too) * Fix a major regression from 3.2 where the timeout provided to MSG_task_put_with_timeout() was used as absolute time before which the comm should be done. + * Start to fix the tag. + - Internal links should be good now (beside of the loopback, which + use the private link instead) + - paths to the external world is still rather broken + - the tag is just broken. Actually that's brain-dead. + We need sth like + to make it less stupid + ** Check your platform with teshsuite/simdag/platforms/flatifier ** * Fix a source-level compatibility glitch from 3.2: after defining MSG_USE_DEPRECATED, you can use the old name MSG_task_put_with_time_out() for MSG_task_put_with_timeout()