X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/de5aca5ac43104948f11c931bdb6303d70562c4c..b774f1c3197a98f1244ca169245c1aee13828fda:/ChangeLog diff --git a/ChangeLog b/ChangeLog index fe8de61b34..9f4c6384f2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -3,6 +3,9 @@ SimGrid (3.7) NOT RELEASED; urgency=low The "Simplicity does not preceed complexity, but follows it" release. Models: + * Change the correction factors used in LMM model, according to + the lastest experiments described in INRIA RR-7821. + Accuracy should be improved this way. * Use the partial invalidation optimization by default for the network too. Should produce the exact same results, only faster. * Major cleanup in surf to merge models and split some optimization @@ -18,9 +21,17 @@ SimGrid (3.7) NOT RELEASED; urgency=low * Rename the coordinates configuration option to network/coordinates, and document it * Use now crosstraffic keyword instead of the terribly missleading - fullduplex keyword. Use --cfg=network/crosstraffic:1. This is - activated by default now in the current default model. - + fullduplex keyword. It is activated by default now in the current + default model, use --cfg=network/crosstraffic:0 to turn it off. + + Simix: + * Stabilize the parallel execution mode of user contexts + * Introduce configuration variables to control parallel execution: + - contexts/synchro: Synchronization mode to use when running + contexts in parallel (either futex, posix or busy_wait) + - contexts/parallel_threshold: Minimal number of user contexts + to be run in parallel (raw contexts only) + SimDag: * Performance boost by using a swag internally to compute the set of tasks that are finished and should constitute the return value of