X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/7bb17ddd75ab3ce5dfa097e58a31fe5b3314a304..5fd684c7bad6ba06081c88aa7054aac4e28d566f:/ChangeLog diff --git a/ChangeLog b/ChangeLog index 02b0f72fee..d9056c965f 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,20 +1,50 @@ SimGrid (3.22) NOT RELEASED (Release Target: December 21. 2018, 22:23 UTC) -Java: - - Expose host load plugin: loadInit, getCurrentLoad, getComputedFlops, getAvgLoad - - Hide the examples into examples/deprecated. New users should use Python. - -Core: - - Replace our own code to display a backtrace (that was forking addr2line) +The Sneaky Release. + +Python: + - We are excited to introduce the SimGrid/S4U interface to your neighborhood + - Not complete yet: asynchronous activities (amongst others) are still missing + - Still ongoing: the interface may change in the future. We need more + testers! Please report any glitches. + - No new project using Java should start now. Please switch to Python. + +General: + - Some of the internal cleanups may lead to speed improvements: + - The hard limitation on the amount of simulated actors with + Java+Mac was removed. Now, the available memory is the only limit. + - Our refcounting was tidyied, leading to 10% speedups in some cases. + - We are still working on making our code robust to the actor kills + and hosts' churn. Things are improving, but it's not perfect yet. + - Replaced our own code to display a backtrace (that was forking addr2line) with the Boost.Stacktrace library. You won't see your backtraces without this optional dependency. - Bump cmake dependency to 3.5 (provided by Ubuntu 16.04). + - Stop setting random seed with srand() at initialization. + +XML + - In and , 'availability_file' is now 'speed_file'. + XML file version remains 4.2 since old files are still compatible. + +Java: + - Process termination which was broken at version 3.21 has been repaired. + - Expose host load plugin: loadInit, getCurrentLoad, getComputedFlops, getAvgLoad + - Hide the examples into examples/deprecated. New users should use Python. MSG: - Drop MSG_process_create_from_stdfunc() from the API. This C++ function was a pimple in the C API, made necessary at some point by the Java bindings. This is fixed now. - Hide the examples into examples/deprecated. New users should use S4U. + - MSG_process_create and MSG_process_attach now crash if the host used + to run this process is off. + - Fix the protype of MSG_process_on_exit() + Now use (int,void*) callbacks instead of (void*,void*) ones. + The implementation was ways too messy to actually work, I guess. + +SMPI: + - Change the way SMPI_SAMPLE_* macros work to avoid invalidating cache + too often and provide more accurate timings. XBT: - Drop sg_cmdline. Please use xbt_cmdline instead. @@ -28,11 +58,23 @@ XBT: -fsplit-stack is the way to go nowadays when using threads. - Drop the xbt_os_thread_t module (now unused) - Drop xbt_ex_display(), use simgrid::xbt::log_exception() instead. + - Drop xbt_str_join_array(). + - Drop cunit, use Catch2 instead. + +Kernel: + - Many cleanups in the kernel::activity namespace. This was long + overdue, and shall open the path to many future endeavors. Fixed bugs: + - #132: Java: a process can not shut down its own host + - #220: S4U: detached send causes exception if sender terminates soon after sending - #261: Document the parameters of parallel execution's constructor + - #300: [s4u] BarrierPtr is missing - #314: SMPI args internal cleanup - #316: Fix a bug related to the CPU utilization of multi-core VM + - #318: Invalid trace file when using option --cfg=tracing/smpi/display-sizes:yes + - #324: S4U: Attempting to create an actor on turned off host segfaults instead of throwing + - #325: Turning off a host has different behavior on sleeping actors and computing actors ---------------------------------------------------------------------------- @@ -701,7 +743,7 @@ SimGrid (3.14) Released December 24. 2016 * VM I/O related things: - Ignored parameter of vm_create: core_nb, disk_path and disk_size. - Unimplemented save/restore methods - * MSG_as_router_get_property_value() was redundent with + * MSG_as_router_get_property_value() was redundant with MSG_environment_as_get_property_value(). - Removed MSG_as_router_*propert*() functions - Added MSG_environment_as_set_property_value() for consistency @@ -795,7 +837,7 @@ SimGrid (3.13) stable; urgency=low flops that a , , or can deliver per second. - In , attribute kind="POWER" is now kind="SPEED". - In and , attributes availability and state are gone. - It was redundent with state and availability traces, and with peak values. + It was redundant with state and availability traces, and with peak values. - In , attributes availability_file and state_file are gone. It was too complex and unused. - Kill . Was not doing anything.