X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/bc154f74e4236ef485c81aa065547b8fb9cdfcc7..8d40d39f472cecd6791a4149b5e89d6d3a17d24d:/ChangeLog diff --git a/ChangeLog b/ChangeLog index f95c784812..e619ad746c 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,191 @@ +SimGrid (2.96) unstable; urgency=low + + MSG + * Bugfix: MSG_process_resume now works with the current running process. + + -- + +SimGrid (2.95) unstable; urgency=low + + XBT + * Steal some nice code to GNU pth to fix context detection and usage [AL] + * Cleanup in the xbt_config API; add configuration callbacks. [MQ] + * Cleanup in the initialization API: the unused "defaultlog" is dead. [MQ] + + SURF + * Bugfix: Allow absolute paths for platform description files [MQ] + * Bugfix: do free the variables after use. Leads to drastic performance + improvement [AL] + * Implement max_duration (ie, timeouts) on resources [AL] + + MSG + * Implement MSG_config to configure MSG at runtime. xbt_cfg test on a real + case ;) [MQ] + * Implement MSG_channel_select_from() to help GRAS now that SURF provide + the needed support (timeouts) [AL] + + GRAS (new features) + * Implement measurement sockets. You can now get the bandwidth between two + hosts thanks to AMOK (see below). [MQ] + * gras_datadesc_dynar() builds a dynar type descriptor, allowing to send + dynar over the network (yeah) [MQ] + * Real (even if simplistic) implementation of gras_os_myname() on RL [MQ] + * simple/static token-ring example. [Alexandre Colucci and MQ] + * Use MSG_channel_select_from() and remove the *slow* hack we had to put + in place before [MQ] + + GRAS (bug fixes) + * Differentiate the types "char[22]" and "unsigned char[22]" in automatic + type parsing. "short" and "long" modifiers were also ignored; other + modifier (such as reference level) are still ignored. [MQ] + * Embeed the buffer size within the buffer itself on SG. [MQ] + That way, send() are atomic and cannot get intermixed anymore (at least + the ones which are less than 100k; bigger messages still have the issue) + * Array size pushed by the field, not by the field type (or each + and every long int will push stuff to the cbps) [MQ] + * use select() to sleep since it allows to portably sleep less than one + second. [MQ] + + GRAS (minor cleanups) + * .Makefile.local (generated from gras_stub_generator) |MQ]: + - Do clean .o files + - Compile with -g + * Type Callbacks now receive the gras_datadesc_type_t they work on as argument. + * type category 'ignored' killed as it was never used and were difficult + to transmit. + * whether a type can cycle or not is now a flag, leaving room for more + flags (as "ignored", if we feel the need one day ;) + * Rename raw sockets to measurement sockets since "raw" has another + meaning in networking community. + + AMOK + * Advanced Metacomputing Overlay Kit introduction. It is based over GRAS + and offers features not belonging to GRAS but that most applications + need. One day, it may be a set of plugins loadable at runtime. + * New module: bandwidth + bandwidth measurement between arbitrary nodes running this module. [MQ] + + -- Da SimGrid team Thu, 30 Jun 2005 16:29:20 -0700 + +SimGrid (2.94) unstable; urgency=low + + The first beta release of SimGrid 3 ! + + >>>Arnaud<<< + (documentation) + * Update the main page and the FAQ. Adding references to gforge. + + (gras) + * Add a gras_os_getpid function. + + (msg) + * Add MSG_task_get_compute_duration() and MSG_task_get_data_size() + * Extend the logs so that they also print PID, hostname, date, ... if + available. + * Convert the MSG example to the use of xbt_logs instead of PRINT_MESSAGE, + and kill the old version which were in testsuite/ + * Rewrite tools/MSG_visualization/colorize.pl for using with logs instead + of PRINT_MESSAGE + + (xbt) + * Add xbt_os_time(). As the rest of xbt/portability, this is not public + for users. Instead, each programming environment (GRAS, MSG,...) use it + when needed to provide such a feature to users. + Don't shortcut the mecanism or you will also shortcut the virtualization + you need on the simulator. + + >>>Martin<<< + (infrastructure) + * Cleanups in configury with regard to compile optimization/warning flags. + Also add -fno-loop-optimize to any powerpc since it's the optimization + killing gcc (< 3.4.0). + * Doxygen cleanups: move MSG examples, kill the second Doxygen phase + needed by MSG examples complications + * Borrow configury beautifications from PHP + + (xbt) + * Bugfix: XBT_LOG_NEW_DEFAULT_CATEGORY now compiles without compiler + warning (thanks loris for stumbling into this one). + * Bugfix: stop loading private headers (gras_config.h) from the public + ones (xbt/swag.h). + + (gras) + * Change SIMGRID_INSTALL_PATH to GRAS_ROOT in Makefiles generated for user. + * Rename gras_get_my_fqdn to gras_os_myname and implement it in the simulator + RL would imply a DNS resolver, which is *hard* to do in a portable way + (and therefore delayed). + * Implement a real timer mecanism and use it in timing macros. This allows + to avoid rounding errors and get a 0.000005 sec precision in timing + macros. While I was at it, various cleanups: + - allow to declare more than one timed section per file (fix a stupid bug) + - move some private declaration to the right place + - merge conditional execution and timing macros into emulation module + - document the module + - make sure the module cleanups its mess on gras_exit + * Documentation improvements: + - (new) how to compile applications using GRAS + - (new) emulation support (timing macros) + + -- Da SimGrid team Fri, 13 May 2005 10:49:31 +0200 + +SimGrid (2.93) unstable; urgency=low + + Alpha 4 on the path to SimGrid 3 (aka the "neuf-trois" version) + + [Arnaud] + - Use Paje properly where used. Still to be sanitized properly. + - Portability fix: Add an implementation of the contexts using pthread + + [Martin] + (misc) + - Add xbt_procname(): returns the name of the current process. + Use it to show the current process's name in all logging. + (infrastructure) + - fix detection of older flex version and the reaction, since we do + depend on modern ones (we use lex_destroy) + - Better separation of SG and RL in the libs: remove all simulation code + from libgras. As a result, this lib is now only 200k when stripped. + Some of the xbt modules may also be duplicated (two sets and such) and + should be cleaned/killed before SG3. + - Insist on using xlC on AIX because of weird problems involving gcc there. + - Cleanup the make remote stuff. This is now done by scripts + tools/graspe-{master,slave} (GRAS Platform Expender). This is still + mainly for our private use, but we're working on changing them to user + tools, too. + (gras) + - Bugfix: flush the socket on close only if there is some *output*. + - Bugfix: flush idempotent when there's nothing to send (don't send size=0) + (msg) + - Add MSG_task_get_name. The task names are mainly for debugging purpose, + but anyway. + + -- SimGrid team Fri, 4 Mar 2005 14:32:37 -0800 + +SimGrid (2.92) unstable; urgency=low + + Alpha 3 on the path to SimGrid 3 + + [Arnaud] + (gras) + - New! First try of benchmarking macros. + - New! First try so that gras_stub_generator generate deployment and + remote compilation helpers. + (msg) + - Bugfix: Initialization fix in msg_test. + + [Martin] + (surf) + - Bugfix: applied patch to lexer so that it doesn't need a huge heap. + (xbt) + - Bugfix: let dicts work with NULL content (_foreach didn't) and cleanups + (gras) + - API Change: gras_os_sleep to take the amount of seconds as a double. + Accepting an int was error prone since it was the only location where + seconds were coded as such. It leaded to damn rounding errors. + - Bugfix: Hard to belive that timers ever worked before this. + + -- SimGrid team Wed, 23 Feb 2005 22:09:21 +0100 + SimGrid (2.91) unstable; urgency=low Alpha 2 on the path to SimGrid 3 @@ -6,9 +194,9 @@ SimGrid (2.91) unstable; urgency=low (surf) - Bug fix in the lmm_solver. (msg) - - Interface to Paje (see http://www-id.imag.fr/Logiciels/paje/) through the function - MSG_paje_output. - - Introducing two new functions MSG_process_kill() and MSG_process_killall(). + - New! Interface to Paje (see http://www-id.imag.fr/Logiciels/paje/) + through the function MSG_paje_output. + - New! Introducing two new functions MSG_process_kill() and MSG_process_killall(). - It is possible to bound the rate of a communication in MSG with MSG_task_put_bounded() (was already in the previous version but I had forgotten to write it in the changelog). @@ -21,24 +209,28 @@ SimGrid (2.91) unstable; urgency=low - Begin to move Gras examples to examples/gras/ - Let make distcheck work again (yeah!) (documentation) - - documentation overhault using doxygen. + - documentation overhauled using doxygen. gtk-doc-tools is dead in SimGrid now. - Automatically extract all existing logging categories, and add the list to the documentation (long standing one, to say the less) (gras) - Cleanup the known architecture table. Reorder the entries to group what - should be, and use a more consistant naming scheme. + should be, and use a more consistent naming scheme. (some of the test dataset are still to be regenerated) - - Allow library to register globals on each process just as userdata does. + - New! Allow library to register globals on each process just as userdata + does. This is implemented using a xbt_dict and not a xbt_set, so we loose the lookup time (for now). Use it in msg and trp. This cleans a lot the internals and helps enforcing privacy of the headers between the gras components. + - New! Add a timer mechanism, not unlike cron(8) and at(1). - Bugfix: gras_os_time was delirious in RL. - - Reenable GRAS + - Bugfix: gras_trp_select/RL don't run into the wall when asked to select + onto 0 sockets. + - Reenable GRAS now that it works. - -- + -- Arnaud Legrand Mon, 14 Feb 2005 14:02:13 -0800 SimGrid (2.90) unstable; urgency=low @@ -56,7 +248,7 @@ SimGrid (2.90) unstable; urgency=low SimGrid now comprises 3 different projects : MSG, GRAS and SMPI. I wanted to release the new MSG as soon as possible and I have broken GRAS, which is the reason why, for now, only MSG is fully - functionnal. A laconic description of these projects is available + functional. A laconic description of these projects is available in the documentation. * REVOLUTION 2: I have removed SG and I am now using a new simulation @@ -76,7 +268,7 @@ SimGrid (2.90) unstable; urgency=low Have a look in tools/platform_generation. There is a tiny script that converts from the old platform format to the new one. Concerning the application deployment format, parsing the old one is tricky. - I think most of you should hower be able to convert your files. If + I think most of you should however be able to convert your files. If it is really an issue, I can write a C code that does the conversion. Let me know. 2) the toolbox tbx does not exist anymore. We now have a library @@ -87,7 +279,7 @@ SimGrid (2.90) unstable; urgency=low ***************************************************************************** * Follows the old GRAS changelog. It does not follow the same syntax, but I * -* dont feel like converting the oldies. (Mt) * +* don't feel like converting the oldies. (Mt) * ***************************************************************************** 2005-01-31 Arnaud @@ -100,13 +292,13 @@ SimGrid (2.90) unstable; urgency=low 2004-11-28 Arnaud - Main loop and datastructures of SURF. A cpu resource object is - functionnal. Surf can thus be used to create cpu's with variable + functional. Surf can thus be used to create cpu's with variable performance on which you can execute some actions. 2004-11-15 Martin Quinson - Port to ARM. Simply added the alignment and size descriptions. Should work, but the ARM machines are so slow that I didn't had the opportunity - to 'make check' overthere yet. + to 'make check' over there yet. 2004-11-15 Arnaud Legrand - Trace manager now written. It uses a heap structure and is therefore @@ -123,7 +315,7 @@ SimGrid (2.90) unstable; urgency=low - Rename every gras_* function that was in xbt/ to its xbt_ counterpart. - Add a heap and a doubly-linked list to xbt - - Added a dichotomy to the dictionnaries. make check works as well before + - Added a dichotomy to the dictionaries. make check works as well before so I assume that the patch is correct. I do not know however if things run effectively faster than before now. :) @@ -134,7 +326,7 @@ SimGrid (2.90) unstable; urgency=low - Introduction of the remote errors. They are the result of a RMI/RPC on the remote machine. ErrCodes being scalar values, you can't get the host on which those - errors did happen. Extending the error mecanism as in Gnome is possible. + errors did happen. Extending the error mechanism as in Gnome is possible. No idea yet whether it is a good idea. 2004-10-28 Martin Quinson @@ -190,7 +382,7 @@ SimGrid (2.90) unstable; urgency=low Note that the cycle detection is off by default since it impacts the performance. Watch the data you feed GRAS with ;) - This property is hereditary. Any element embeeded in a structure having it + This property is hereditary. Any element embedded in a structure having it set have it set for the time of this data exchange. You should set it both on sender and receiver side. If you don't set it on @@ -217,12 +409,12 @@ SimGrid (2.90) unstable; urgency=low It should allow to kill the last bits of gras first version soon. - This is not completely satisfactory yet (dupplicate code with - chunk_{send,recv}; a bit out of the plugin mecanism), but it should + This is not completely satisfactory yet (duplicate code with + chunk_{send,recv}; a bit out of the plugin mechanism), but it should work. - Simplify transport plugin (internal) interface by not passing any - argument to _server and _client, but embeeding them in the socket + argument to _server and _client, but embedding them in the socket struct directly. 2004-09-28 Martin Quinson @@ -364,7 +556,7 @@ SimGrid (2.90) unstable; urgency=low - Improvement to the remote testing toysuite 2004-07-10 Martin Quinson - [autoconf mecanism] + [autoconf mechanism] - get ride of a bunch of deprecated macros - actually run the test for two-compliment, not only compile it :-/ - test whether the structures get packed (and bail out if yes. Damn. @@ -495,7 +687,7 @@ SimGrid (2.90) unstable; urgency=low 2004-04-19 Martin Quinson [Data description] - - register init/exit functions within gras module mecanism + - register init/exit functions within gras module mechanism - send/receive function. Convertion is not implemented, but short-cutted if not needed. struct/array elements are sent one by one (instead of block-wise), but