Add a monitoring PML, OSC and IO. They track all data exchanges between processes,
with capability to include or exclude collective traffic. The monitoring infrastructure is
driven using MPI_T, and can be tuned of and on any time o any communicators/files/windows.
Documentations and examples have been added, as well as a shared library that can be
used with LD_PRELOAD and that allows the monitoring of any application.
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* add ability to querry pml monitorinting results with MPI Tools interface
using performance variables "pml_monitoring_messages_count" and
"pml_monitoring_messages_size"
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
* Fix a convertion problem and add a comment about the lack of component
retain in the new component infrastructure.
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
* Allow the pvar to be written by invoking the associated callback.
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
* Various fixes for the monitoring.
Allocate all counting arrays in a single allocation
Don't delay the initialization (do it at the first add_proc as we
know the number of processes in MPI_COMM_WORLD)
Add a choice: with or without MPI_T (default).
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
* Cleanup for the monitoring module.
Fixed few bugs, and reshape the operations to prepare for
global or communicator-based monitoring. Start integrating
support for MPI_T as well as MCA monitoring.
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
* Adding documentation about how to use pml_monitoring component.
Document present the use with and without MPI_T.
May not reflect exactly how it works right now, but should reflects
how it should work in the end.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Change rank into MPI_COMM_WORLD and size(MPI_COMM_WORLD) to global variables in pml_monitoring.c.
Change mca_pml_monitoring_flush() signature so we don't need the size and rank parameters.
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
* Improve monitoring support (including integration with MPI_T)
Use mca_pml_monitoring_enable to check status state. Set mca_pml_monitoring_current_filename iif parameter is set
Allow 3 modes for pml_monitoring_enable_output: - 1 : stdout; - 2 : stderr; - 3 : filename
Fix test : 1 for differenciated messages, >1 for not differenciated. Fix output.
Add documentation for pml_monitoring_enable_output parameter. Remove useless parameter in example
Set filename only if using mpi tools
Adding missing parameters for fprintf in monitoring_flush (for output in std's cases)
Fix expected output/results for example header
Fix exemple when using MPI_Tools : a null-pointer can't be passed directly. It needs to be a pointer to a null-pointer
Base whether to output or not on message count, in order to print something if only empty messages are exchanged
Add a new example on how to access performance variables from within the code
Allocate arrays regarding value returned by binding
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add overhead benchmark, with script to use data and create graphs out of the results
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix segfault error at end when not loading pml
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Start create common monitoring module. Factorise version numbering
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix microbenchmarks script
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Improve readability of code
NULL can't be passed as a PVAR parameter value. It must be a pointer to NULL or an empty string.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add osc monitoring component
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add error checking if running out of memory in osc_monitoring
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Resolve brutal segfault when double freeing filename
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Moving to ompi/mca/common the proper parts of the monitoring system
Using common functions instead of pml specific one. Removing pml ones.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add calls to record monitored data from osc. Use common function to translate ranks.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix test_overhead benchmark script distribution
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix linking library with mca/common
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add passive operations in monitoring_test
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix from rank calculation. Add more detailed error messages
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix alignments. Fix common_monitoring_get_world_rank function. Remove useless trailing new lines
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix osc_monitoring mget_message_count function call
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Change common_monitoring function names to respect the naming convention. Move to common_finalize the common parts of finalization. Add some comments.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add monitoring common output system
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add error message when trying to flush to a file, and open fails. Remove erroneous info message when flushing wereas the monitoring is already disabled.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Consistent output file name (with and without MPI_T).
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Always output to a file when flushing at pvar_stop(flush).
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Update the monitoring documentation.
Complete informations from HowTo. Fix a few mistake and typos.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Use the world_rank for printf's.
Fix name generation for output files when using MPI_T. Minor changes in benchmarks starting script
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Clean potential previous runs, but keep the results at the end in order to potentially reprocess the data. Add comments.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add security check for unique initialization for osc monitoring
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Clean the amout of symbols available outside mca/common/monitoring
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Remove use of __sync_* built-ins. Use opal_atomic_* instead.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Allocate the hashtable on common/monitoring component initialization. Define symbols to set the values for error/warning/info verbose output. Use opal_atomic instead of built-in function in osc/monitoring template initialization.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Deleting now useless file : moved to common/monitoring
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add histogram ditribution of message sizes
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add histogram array of 2-based log of message sizes. Use simple call to reset/allocate arrays in common_monitoring.c
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add informations in dumping file. Separate per category (pt2pt/osc/coll (to come)) monitored data
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add coll component for collectives communications monitoring
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix warning messages : use c_name as the magic id is not always defined. Moreover, there was a % missing. Add call to release underlying modules. Add debug info messages. Add warning which may lead to further analysis.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix log10_2 constant initialization. Fix index calculation for histogram array.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add debug info messages to follow more easily initialization steps.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Group all the var/pvar definitions to common_monitoring. Separate initial filename from the current on, to ease its lifetime management. Add verifications to ensure common is initialized once only. Move state variable management to common_monitoring.
monitoring_filter only indicates if filtering is activated.
Fix out of range access in histogram.
List is not used with the struct mca_monitoring_coll_data_t, so heritate only from opal_object_t.
Remove useless dead code.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix invalid memory allocation. Initialize initial_filename to empty string to avoid invalid read in mca_base_var_register.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Don't install the test scripts.
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix missing procs in hashtable. Cache coll monitoring data.
* Add MCA_PML_BASE_FLAG_REQUIRE_WORLD flag to the PML layer.
* Cache monitoring data relative to collectives operations on creation.
* Remove double caching.
* Use same proc name definition for hash table when inserting and
when retrieving.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Use intermediate variable to avoid invalid write while retrieving ranks in hashtable.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add missing release of the last element in flush_all. Add release of the hashtable in finalize.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Use a linked list instead of a hashtable to keep tracks of communicator data. Add release of the structure at finalize time.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Set world_rank from hashtable only if found
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Use predefined symbol from opal system to print int
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Move collective monitoring data to a hashtable. Add pvar to access the monitoring_coll_data. Move functions header to a private file only to be used in ompi/mca/common/monitoring
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix pvar registration. Use OMPI_ERROR isntead of -1 as returned error value. Fix releasing of coll_data_t objects. Affect value only if data is found in the hashtable.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add automated check (with MPI_Tools) of monitoring.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix procs list caching in common_monitoring_coll_data_t
* Fix monitoring_coll_data type definition.
* Use size(COMM_WORLD)-1 to determine max number of digits.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add linking to Fortran applications for LD_PRELOAD usage of monitoring_prof
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add PVAR's handles. Clean up code (visibility, add comments...). Start updating the documentation
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix coll operations monitoring. Update check_monitoring accordingly to the added pvar. Fix monitoring array allocation.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Documentation update.
Update and then move the latex and README documentation to a more logical place
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Aggregate monitoring COLL data to the generated matrix. Update documentation accordingly.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix monitoring_prof (bad variable.vector used, and wrong array in PMPI_Gather).
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add reduce_scatter and reduce_scatter_block monitoring. Reduce memory footprint of monitoring_prof. Unify OSC related outputs.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add the use of a machine file for overhead benchmark
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Check for out-of-bound write in histogram
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Fix common_monitoring_cache object init for MPI_COMM_WORLD
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add RDMA benchmarks to test_overhead
Add error file output. Add MPI_Put and MPI_Get results analysis. Add overhead computation for complete sending (pingpong / 2).
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add computation of average and median of overheads. Add comments and copyrigths to the test_overhead script
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add technical documentation
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Adapt to the new definition of communicators
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Update expected output in test/monitoring/monitoring_test.c
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add dumping histogram in edge case
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Adding a reduce(pml_monitoring_messages_count, MPI_MAX) example
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add consistency in header inclusion.
Include ompi/mpi/fortran/mpif-h/bindings.h only if needed.
Add sanity check before emptying hashtable.
Fix typos in documentation.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* misc monitoring fixes
* test/monitoring: fix test when weak symbols are not available
* monitoring: fix a typo and add a missing file in Makefile.am
and have monitoring_common.h and monitoring_common_coll.h included in the distro
* test/monitoring: cleanup all tests and make distclean a happy panda
* test/monitoring: use gettimeofday() if clock_gettime() is unavailable
* monitoring: silence misc warnings (#3)
Signed-off-by: Gilles Gouaillardet <gilles@rist.or.jp>
* Cleanups.
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
* Changing int64_t to size_t.
Keep the size_t used accross all monitoring components.
Adapt the documentation.
Remove useless MPI_Request and MPI_Status from monitoring_test.c.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add parameter for RMA test case
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Clean the maximum bound computation for proc list dump.
Use ptrdiff_t instead of OPAL_PTRDIFF_TYPE to reflect the changes from commit fa5cd0dbe5.
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add communicator-specific monitored collective data reset
Signed-off-by: Clement Foyer <clement.foyer@inria.fr>
* Add monitoring scripts to the 'make dist'
Also install them in the build and the install directories.
Signed-off-by: George Bosilca <bosilca@icl.utk.edu>
counting or not the collective traffic as a separate entity. The need
for such a PML is simply because the PMPI interface doesn't allow us to
identify the collective generated traffic.
