From: suter Date: Wed, 20 Jun 2012 10:49:04 +0000 (+0200) Subject: update changelog for new types of typed tasks in SimDag X-Git-Tag: v3_8~562 X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/70959d59bef330dcf1d339094a749de3e1a1b9bd update changelog for new types of typed tasks in SimDag --- diff --git a/ChangeLog b/ChangeLog index 3998feb6e6..ff535f7f90 100644 --- a/ChangeLog +++ b/ChangeLog @@ -18,16 +18,19 @@ SimGrid (3.8) NOT RELEASED; urgency=low survive the host they are running onto SimDag: - * New type of typed tasks SD_TASK_COMP_PAR_AMDAHL that represents a + * New types of typed tasks. SD_TASK_COMP_PAR_AMDAHL represents a parallel task whose initial work is distributed among host according to the Amdahl's law. Such tasks are created with a parameter alpha - that corresponds to the non-parallelizable part of the computation. - - Before calling SD_task_schedulel or SD_task_schedulev, the - SD_task_distribute_comp_amdahl function has to be called with the - desired number of workstations. The filling of computation_amount and - communication_amount (actually empty) structures is then done - seamlessly. + that corresponds to the non-parallelizable part of the computation. + SD_TASK_COMM_PAR_MXN_1D_BLOCK represents a complex data redistribution + between two sets of workstations assuming a 1D block distribution (each + workstation owns a similar share of data) on both sides. + + These tasks can be scheduled with SD_task_schedulel or SD_task_schedulev. + Data redistribution will be automatically scheduled once parent and child + are both scheduled. The filling of computation_amount and + communication_amount structures is now done seamlessly thanks to the chosen + assumptions. * New function SD_workstation_dump to display various information XBT: