X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/772d63cca583f5d16096fa9f487b4ab07d9af8f0..43eb1a6bb8ff6c4e6d2a98c34dd28402c1e0a372:/ChangeLog diff --git a/ChangeLog b/ChangeLog index 2ff6295222..181642a48c 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,10 +1,128 @@ SimGrid (3.11) NOT RELEASED; urgency=low - TENTATIVE RELEASE GOALS for 3.11: - * Consider the removal of Supernovae mode if no user has manifested since the - release of version 3.10. - * Switch to tesh.pl, and kill the now unused parts of xbt that seem fragile - * Switch to surf++, and reintegrate the hypervisor branch on top of it + 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: + * 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 @@ -228,7 +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