I just released 1.6rc2 (mirrors will update soon). Changes since rc1 are minor: * Fix the filtering of I/O objects when importing XML topologies * Some documentation additions about synthetic topologies * Misc doc updates * A minor build fix
Brice Le 13/11/2012 13:44, Brice Goglin a écrit : > The Hardware Locality (hwloc) team is pleased to announce the first > release candidate for v1.6: > > http://www.open-mpi.org/projects/hwloc/ > > v1.6rc1 is the first milestone of a major feature release. It brings > a significant rework of the core which eases the combining of multiple > topology discovery sources, and future additions of new sources. > Some components may also now be built and loaded as separate plugins, > which should make distribution packagers' life easier. > > Aside of this core rework, we have the usual set of small API additions > (one may now export/import its own custom private data to XML), new > command-line tools (hwloc-annotate), new command-line options, some > small discovery improvements. > > They are also a couple bug fixes that were waiting for a v1.5.2 release, > that may or may not ever exist. > > Please test it, and feel free to pass by the Inria booth at SC12 > (#1209) to discuss all this and/or report problems. > > -- > Brice > > > > > Version 1.6.0 > ------------- > * Major changes > + Reorganize the backend infrastructure to support dynamic selection > of components and dynamic loading of plugins. For details, see the > new documentation section Components and plugins. > - The HWLOC_COMPONENTS variable lets one replace the default discovery > components. > - Dynamic loading of plugins may be enabled with --enable-plugins > (except on AIX and Windows). It will build libxml2 and libpci > support as separated modules. This helps reducing the dependencies > of the core hwloc library when distributed as a binary package. > * Backends > + Add CPUModel detection on Darwin and x86/FreeBSD. > Thanks to Robin Scher for providing ways to implement this. > + The x86 backend now adds CPUModel info attributes to socket objects > created by other backends that do not natively support this attribute. > + Fix detection on FreeBSD in case of cpuset restriction. Thanks to > Sebastian Kuzminsky for reporting the problem. > * XML > + Add hwloc_topology_set_userdata_import/export_callback(), > hwloc_export_obj_userdata() and _userdata_base64() to let > applications specify how to save/restore the custom data they placed > in the userdata private pointer field of hwloc objects. > * Tools > + Add hwloc-annotate program to add string info attributes to XML > topologies. > + Add --pid-cmd to hwloc-ps to append the output of a command to each > PID line. May be used for showing Open MPI process ranks, see the > hwloc-ps(1) manpage for details. > + hwloc-bind now exits with an error if binding fails; the executable > is not launched unless binding suceeeded or --force was given. > + Add --quiet to hwloc-calc and hwloc-bind to hide non-fatal error > messages. > + Fix command-line pid support in windows tools. > + All programs accept --verbose as a synonym to -v. > * Misc > + Fix some DIR descriptor leaks on Linux. > + Fix I/O device lists when some were filtered out after a XML import. > + Add missing Backend string info on Solaris in most cases. > + When merging objects with HWLOC_IGNORE_TYPE_KEEP_STRUCTURE or > lstopo --merge, compare object types before deciding which one of two > identical object to remove (e.g. keep sockets in favor of caches). > + Add some GUID- and LID-related info attributes to OpenFabrics > OS devices. > + Only add CPUType socket attributes on Solaris/Sparc. Other cases > don't report reliable information (Solaris/x86), and a replacement > is available as the Architecture string info in the Machine object. > + Document object attributes and string infos in a new Attributes > section in the documentation. > >
