X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/fcfc285a211242ff365a365ffdcd3fab0f426a29..187f2c9999fe1b98e67cf1087cec13d7375e85bf:/ChangeLog diff --git a/ChangeLog b/ChangeLog index 622c291e43..28d9dd1594 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,7 +1,58 @@ SimGrid (3.22) NOT RELEASED (Release Target: December 21. 2018, 22:23 UTC) +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. + +Core: + - Replace 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. + +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. + +XBT: + - Drop sg_cmdline. Please use xbt_cmdline instead. + - Drop the C xbt_os_mutex_t; Use the C++11 std::mutex. + - Drop the C xbt_os_sem_t; Use the C++ xbt::OsSemaphore. + OsSemaphore is implemented in a portable way with C++11 threads. + This should allow much more threads to be created at the same time, + allowing Mac and Java users to simulate many more actors. + - Implement the 'thread' factory with std::thread instead of xbt ones. + It is not possible to set the stack size with threads anymore, but + -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 cunit, use Catch2 instead. + +XML + - In and , availability_file is now speed_file. + XML file version remains 4.2 since old files are still compatible. + +Internal: + - 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 - #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 + - #325: Turning off a host has different behavior on sleeping actors and computing actors ---------------------------------------------------------------------------- @@ -21,7 +72,7 @@ Documentation: - The Developper manual is still to be converted (not compiled until then) - Some parts are still missing in this conversion (such as the platform and deployment sections) while others were blindly converted - and would need more love (such as the configuration flags). + and would need more love (such as the configuration flags). Things will certainly further improve in the future releases. S4U new features: @@ -35,7 +86,7 @@ S4U new features: - io_init(sg_size_t, s4u::Io::OpType) to create a READ or WRITE asynchronous IO operations that can be started, waited for, or canceled as a regular activity. - - read_async(sg_size_t) and write_async(sg_size_t) which are wrappers on + - read_async(sg_size_t) and write_async(sg_size_t) which are wrappers on io_init() + start() Tracing: @@ -63,7 +114,7 @@ Java: We hope to fix it in a future release, and we are sorry for the inconvenience. Fixed bugs: - - #22: Process autorestart seem to only work with CAS01 cpus + - #22: Process autorestart seem to only work with CAS01 cpus - #56: Feature request: dynamic SMPI replay - #93: simgrid should not eat --help - #111: How to change the loopback link characteristics? @@ -670,7 +721,7 @@ 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 @@ -764,7 +815,7 @@ 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.