X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/19c11c6f77be23d820276796f157e43c7f6c023b..43eb1a6bb8ff6c4e6d2a98c34dd28402c1e0a372:/ChangeLog diff --git a/ChangeLog b/ChangeLog index 941c3bfe7d..181642a48c 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,21 +1,140 @@ -SimGrid (3.10) NOT RELEASED; urgency=low +SimGrid (3.11) NOT RELEASED; urgency=low + + The Class Release. + + Tools: + * Normalizing pointers addresses tool for better diff between logs + + Examples: + * Add cloud examples using new VMs + - examples/msg/cloud/two_tasks_vm.tesh + - examples/msg/cloud/simple_vm.tesh + - examples/java/cloud/cloud.tesh + - examples/java/cloud/migration/migration.tesh + * Add java surf examples: + - examples/java/surfPlugin/surf_plugin.tesh + - examples/java/reservationSurfPlugin/reservation_surf_plugin.tes + - examples/java/surfCpuModel/surf_cpu_model.tesh + * Add SMPI+MSG example: + - examples/smpi/smpi_msg_masterslave/ + + TeshSuite: + * Add tests: + - msg process test + - msg task destroy cancel test + - msg_host on/off test + * Move all tests in testsuite to teshsuite (adding tesh files) + * Restructure teshsuites + - one folder for each kind of test + * Restructure AddTests.cmake + - unify tests names + - structure the order of tests (with sections) + + MSG: + * Add virtual machine + - creation of a VM on a PM + - migration of a VM from a PM to another PM + * New functions + - MSG_process_join(msg_process_t process, double timeout) + - msg_bar_t MSG_barrier_init(unsigned int count) + - int MSG_barrier_wait(msg_bar_t barrier) + - void MSG_barrier_destroy(msg_bar_t barrier) + - msg_as_t MSG_environment_as_get_by_name(const char * name) + * New option "msg/debug_multiple_use" to help debugging when a task is used + several times + + SIMIX: + * Protect context stacks against stack overflow. The number of protected memory + pages allocated on the top of each stack (1 by default) can be configured + with the new command line option --cfg=contexts/guard_size:. + * Simcalls are now generated by a python script that + - generates files included by SimGrid + - checks that all the functions exist, and proposes prototypes + * Clean simcalls + - remove sem_destroy, file_set_data, comm_destroy, vm_set_state, + host_set_data, host_get_data + * New simcalls + - simcall_process_join(smx_process_t process, double timeout) + * Fix bug where sleeping processing could not be suspended. + + SURF: + * Translate surf models from C to C++ + - Generic classes for all models: Model, Resource, Action + - A generic interface for each kind of model (CPU, Network, Storage + Workstation, WorkstationVM) + - C bindings + * Translate surf routings from C to C++ + * Add callbacks using sigc++ or boost::signals2 + - Add callback functions for resource creation/destruction + - Add callback functions for action state change + - Handle Energy as a plugin + * Replace swag by boost::intrusive + * Add new routing model for torus clusters + - topology="TORUS" and topo_parameters="ndim1,ndim2,...,ndimn" parameters + for cluster tag + - see examples/platforms/torus_cluster.xml + * More documentation + + SMPI: + * Hostfiles support host:nb_processes construct to deploy several processes on + one node. + * Collective communication algorithms should not crash if used with + improper number of nodes and report the error. + * SMPI now partially supports MPI_Topologies : MPI_Cart_create, MPI_Cart_shift, + MPI_Cart_rank, MPI_Cart_get, MPI_Cart_coords, MPI_Cartdim_get, + MPI_Dims_create, MPI_Cart_sub are supported. + * New interface to use SMPI programmatically (still depends on MSG for + some parts, see examples/smpi/smpi_msg_masterslave) : + - SMPI_app_instance_register(const char *name, xbt_main_func_t code, + int num_processes) + - SMPI_init() + - SMPI_finalize(); + * Global variables privatization in MPI executables is now performed at runtime + with the option smpi/privatize_global_variables (default:no). + Limitations : Linux/BSD only, with mmap enabled. Global variables inside + dynamic libraries loaded by the application are not privatized (static + linking with these libraries is advised in this case) + + Tracing: + * Options defined in XML work correctly now. + + Java: + * New cmake option, enable_lib_in_jar, to control whether native libraries are + copied into simgrid.jar or not (ON by default). Use this option if you want + to reduce the size of the installed simgrid.jar, *and* the native libraries + are kept installed elsewhere. + * Surf binding with SWIG (code generated in maintainer mode only): + - plugin to handle callbacks + - CPU model only for the moment + + Build System: + * Supernovae build mode is definitively removed. It was used to improve + inlining and inter-module optimizations. It is nowadays superseded by + link-time optimizations commonly available in compilers. + * Update ns-3 find lib. Bindings for ns-3 should work again now. + * Add boost dependency for surf++ + * Add new macro for tests + - ADD_TESH(name ) + - ADD_TESH_FACTORIES(name "thread;ucontext;raw" ) XBT: - * Our own implementation of getline is renamed xbt_getline, and gets - used even if the OS provide a getline(). This should reduce the - configuration complexity by using the same code on all platforms. - * new xbt_cfg_elm_boolean type - * Allow to disable SimGrid cleanups at exit from command line option. - There are situations where one may want a simulation to end with an exit. - Unfortunately, calling exit may cause SimGrid to segfault, which is quite - annoying when scripting around the simulator. Adding a - --cfg=clean_atexit:yes allows to circumvent this issue. + * New functions + - xbt_bar_t XBT_barrier_init(unsigned int count) + - int XBT_barrier_wait(xbt_bar_t barrier) + - void XBT_barrier_destroy(xbt_bar_t barrier) + * Make the xbt_os_time module public + + -- $date Da SimGrid team + +SimGrid (3.10) stable; urgency=low + + The Clean Diaper Release, a.k.a. SimGrid is leak-free. Java: * Reintegrate Java to the main archive as desynchronizing these package is not acceptable anymore (Java is now considered stable) * Add explicit synchronization facilities through semaphores - * Bugfix: Task.setDataSize() only changed the C world, not the value + * Bug fix: Task.setDataSize() only changed the C world, not the value cached in the Java world MSG: @@ -23,6 +142,7 @@ SimGrid (3.10) NOT RELEASED; urgency=low this part of MSG was not considered as production grade either. * Add explicit synchronization facilities through semaphores * Add a new function MSG_host_get_process_list() + * Preliminary DVFS support (see examples/msg/energy/ for details) SMPI: * SMPI is now included directly in the libsimgrid as the windows @@ -35,7 +155,13 @@ SimGrid (3.10) NOT RELEASED; urgency=low - The replay tool now supports traces produce either by TAU or a modified version of MPE. - Bug Fix: the compute part of the reduce action is now taken into account. - * smpirun generates the hostfile if needed (with given hostcount and platform) + - Gatherv collective is now supported + - SimGrid (SMPI for now) can generate replay traces as well. Option -trace-ti + of smpirun outputs time independent traces for the current run. One file + is created per process. If too many processes are simulated, this behavior + can be changed to one file for all processes by using the + tracing/smpi/format/ti_one_file flag + * smpirun generates the host file if needed (with given host count and platform) * Integration of more than 100 STAR-MPI, MPICH, OpenMPI collective algorithms - allows to select one in particular with --cfg=smpi/coll_name:algorithm - allows to use the decision logic of OpenMPI(1.7) or MPICH(3.0.4) by setting @@ -44,10 +170,22 @@ SimGrid (3.10) NOT RELEASED; urgency=low Reduce * Add a --cfg:tracing/smpi/internals option, to trace internal communications happening inside a collective SMPI call. - * Fix the behavior of complex data types handling - * replace MPICH-1 test suite by the one from MPICH 3.0.4 + * Fix the behavior of complex data types handling. + * Make MPI_Wtime another synchronization point to take computations into account. + * Replace MPICH-1 test suite by the one from MPICH 3.0.4. Can be built using + enable_smpi_MPICH3_testsuite flag in cmake. Run with ctest. * Add all missing Fortran bindings, SMPI should work with Fortran 90 (no privatization of global variables yet) + * Preliminary DVFS support (see examples/smpi/energy/ for details) + + Model-Checking; + * Verification of liveness properties is now available for SMPI applications + (in addition to MSG applications) + * Bugged examples using SMPI in examples/smpi/mc/ + * Add --cfg=model-check/visited option. Allows the verification of infinite + programs. Detection of loops in the execution thanks to the system state + comparison and reduction of the state space to explore. Can be combined with + DPOR for safety properties. SimDag: * Allow to change SimGrid configuration (see --help) within the code @@ -64,7 +202,28 @@ SimGrid (3.10) NOT RELEASED; urgency=low routing. Now peers are encapsulated in an AS and have their own private router but this is transparent. --- $date Da SimGrid team + XBT: + * Our own implementation of getline is renamed xbt_getline, and gets + used even if the OS provide a getline(). This should reduce the + configuration complexity by using the same code on all platforms. + * New type: xbt_cfg_elm_boolean. + * Allow to use yes/no for boolean configuration options in the command line. + * Allow to disable SimGrid cleanups at exit from command line option. + There are situations where one may want a simulation to end with an exit. + Unfortunately, calling exit may cause SimGrid to segfault, which is quite + annoying when scripting around the simulator. Adding a + --cfg=clean_atexit:no allows to circumvent this issue. + + Build System: + * Lots of memory leaks were corrected in this release. + There is no known memory leaks anymore, in all of our 600+ tests. + * New command line option --version, to get SimGrid version information. + Packagers may want to add extra words to SIMGRID_VERSION_EXTRA defined in + CMakeLists.txt. + * Supernovae builds are deprecated, and expected to be removed in the next + version of SimGrid. + + -- Sun Nov 17 00:26:44 CET 2013 Da SimGrid team SimGrid (3.9) stable; urgency=low @@ -140,7 +299,7 @@ SimGrid (3.9) stable; urgency=low TRACING: * Transfer the tracing files into the corresponding modules. - -- Tue Feb 5 11:31:43 CET 2013 Da SimGrid team + -- Tue Feb 5 11:31:43 CET 2013 Da SimGrid team SimGrid (3.8.1) stable; urgency=low @@ -187,7 +346,7 @@ SimGrid (3.8) stable; urgency=low * New option "enable_mallocators" to disable mallocators, for debugging purpose ("on" by default). - Simix: + SIMIX: * Bug fixes around the resource failures: don't let the processes survive the host they are running onto. * Add an interface to auto-restart processes when the host in which they are @@ -440,7 +599,7 @@ SimGrid (3.7) stable; urgency=low Turn model-checking OFF if simulation performance matters to you. Not enabling it at runtime is not enough, disable it in cmake. - -- Tue May 15 11:30:19 UTC 2012 Da SimGrid team + -- Tue May 15 11:30:19 UTC 2012 Da SimGrid team SimGrid (3.6.2) stable; urgency=low