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Category Archives: Left Box
MPICH 4.0a1 Released
A new alpha release of MPICH, 4.0a1, is now available for download. This is the first alpha release in the 4.0 series. This release contains implementations for the upcoming MPI 4.0 specification. Since the MPI 4.0 specification is still in … Continue reading
MPICH 3.4.1 released
A new stable release of MPICH, 3.4.1, is now available for download. This is the first bug-fix release in the 3.4.x series. This release contains critical fixes for GPU support and addresses a compatibility issue for MPI applications that use … Continue reading
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MPICH 3.4 released
A new stable release of MPICH, 3.4, is now available for download. This is the first stable release in the 3.4.x series. In this release, ch4 replaces ch3 as the default device configuration. New features include GPU support, Yaksa datatype … Continue reading
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MPICH 3.4rc1 released
A new release candidate of MPICH, 3.4rc1, is now available for download. In the 3.4 series, ch4 replaces ch3 as the default device configuration. New features include GPU support, Yaksa datatype engine integration, multi-VCI communication (experimental), XPMEM support, DAOS support … Continue reading
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MPICH 3.4b1 released
A new preview release of MPICH, 3.4b1, is now available for download. This previews the 3.4 major release series. In the 3.4 series, ch4 replaces ch3 as the default device configuration. New features include GPU support, Yaksa datatype engine integration, … Continue reading
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MPICH 3.4a3 released
A new preview release of MPICH, 3.4a3, is now available for download. This previews the 3.4 major release series. In the 3.4 series, ch4 replaces ch3 as the default device configuration. New features include GPU support, multi-VCI communication (experimental), XPMEM … Continue reading
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MPICH 3.4a2 released
A new preview release of MPICH, 3.4a2, is now available for download. This previews the 3.4 major release series. In the 3.4 series, ch4 replaces ch3 as the default device configuration. Other new features include DAOS support in ROMIO (thanks … Continue reading
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MPICH 3.3.2 released
A new stable release of MPICH, 3.3.2, is now available for download. This is the second bug-fix release in the 3.3.x series. A detailed list of changes can be found here: https://github.com/pmodels/mpich/blob/v3.3.2/CHANGES All production environments are encouraged to upgrade to this … Continue reading
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MPICH 3.3.1 released
A new stable release of MPICH, 3.3.1, is now available for download. This is the first bug-fix release in the 3.3.x series. A detailed list of changes can be found here: https://github.com/pmodels/mpich/blob/3.3.x/CHANGES All production environments are encouraged to upgrade to this … Continue reading
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MPICH Birds-of-a-Feather @ SC18
Thanks to all who attended and participated in this year’s MPICH BoF at Supercomputing in Dallas, Texas. We appreciate the chance to discuss MPICH in person and see what all our partners are up to with regards to their implementations. … Continue reading
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MPICH 3.3 released
A new stable release of MPICH, 3.3, is now available for download. This is the first stable release in the 3.3 series. It contains several new features, enhancements and bug fixes. A detailed list of changes can be found here: https://github.com/pmodels/mpich/blob/master/CHANGES … Continue reading
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MPICH 3.3rc1 released
A new release candidate of MPICH, 3.3rc1, is now available for download. MPICH 3.3 contains a new (non-default) device layer implementation – CH4. CH4 is designed for low software overheads to better exploit next-generation hardware. An OFI (http://libfabric.org) or UCX … Continue reading
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MPICH 3.3b3 released
A new preview release of MPICH, 3.3b3, is now available for download. MPICH 3.3 contains a new (non-default) device layer implementation – CH4. CH4 is designed for low software overheads to better exploit next-generation hardware. An OFI (http://libfabric.org) or UCX … Continue reading
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MPICH 3.3b2 released
A new preview release of MPICH, 3.3b2, is now available for download. MPICH 3.3 contains a new (non-default) device layer implementation – CH4. CH4 is designed for low software overheads to better exploit next-generation hardware. An OFI (http://libfabric.org) or UCX … Continue reading
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MPICH 3.3b1 released
A new preview release of MPICH, 3.3b1, is now available for download. MPICH 3.3 contains a new (non-default) device layer implementation – CH4. CH4 is designed for low software overheads to better exploit next-generation hardware. An OFI (http://libfabric.org) or UCX … Continue reading
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MPICH 3.3a3 released
A new preview release of MPICH, 3.3a3, is now available for download. MPICH 3.3 contains a new (non-default) device layer implementation – CH4. CH4 is designed for low software overheads to better exploit next-generation hardware. An OFI (http://libfabric.org) or UCX … Continue reading
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MPICH 3.2.1 released
We are glad to announce the release of MPICH 3.2.1. This is a stable maintenance release in the 3.2 series including a number of bug fixes and enhancements. All production environments are encouraged to upgrade to this release.
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MPICH 3.3a2 released
A new preview release of MPICH, 3.3a2, is now available for download. MPICH 3.3 contains a new (non-default) device layer implementation – CH4. CH4 is designed for low software overheads to better exploit next-generation hardware. An OFI (http://libfabric.org) or UCX … Continue reading
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Meet Us at SC ’16!
The MPICH team will participate in several events at SC ’16 (http://sc16.supercomputing.org), including tutorials, workshops, BoFs and show floor exhibits. Come and say hi! Tutorials Nov. 13 (Sun) / 08:30am – 05:00pm / 355-B / Parallel I/O In Practice Rob … Continue reading
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MPICH has moved to GitHub
The MPICH project has migrated primary development and bug tracking activity to GitHub (http://github.com/pmodels/mpich). Users are encouraged to fork the repository, open bug reports, and submit PRs to improve the code! Enjoy!
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MPICH 3.3a1 released
A new preview release of MPICH, 3.3a1, is now available for download. This preview is the first in the 3.3 major release series. Of major focus in this alpha is an new (non-default) device layer implementation – CH4. CH4 is … Continue reading
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MPICH Birds-of-a-Feather @ SC15
Thanks to all who attended and gave presentations at this years MPICH Birds-of-a-Feather session at Supercomputing in Austin, TX. It was great to see everyone and discuss the future plans for MPICH in person. Aggregated slides from all presentations can … Continue reading
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MPICH 3.2 released
A new stable release of MPICH, 3.2, is now available for download. This is the first stable release in the 3.2 series. It contains several new features, enhancements and bug fixes. A detailed list of changes can be found here: … Continue reading
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MPICH 3.2rc2 released
A new preview release of MPICH, 3.2rc2, is now available for download. This preview release addresses a number of bugs that were present in the previous release candidate. Unless other critical bugs are found, this release would be identical to … Continue reading
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Meet us at SC ’15!
The MPICH team will have a series of events at SC ’15 (http://sc15.supercomputing.org), including tutorials, talks, posters, BoFs, and demos. Come and meet us at the following events: Tutorials Nov. 15 (Sun) / 08:30am – 05:00pm / 12A / Parallel … Continue reading
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MPICH 3.2rc1 released
A new preview release of MPICH, 3.2rc1, is now available for download. This preview release addresses a number of bugs that were present in previous releases. Unless other critical bugs are found, this release would be identical to the final … Continue reading
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MPICH 3.2b4 released
A new preview release of MPICH, 3.2b4, is now available for download. This preview release adds several capabilities including support for the MPI-3.1 standard (contains nonblocking collective I/O), full Fortran 2008 support (enabled by default), support for the Mellanox MXM … Continue reading
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MPICH 3.2b3 released
A new preview release of MPICH, 3.2b3, is now available for download. This preview release adds several capabilities including support for the MPI-3.1 standard (contains nonblocking collective I/O), full Fortran 2008 support (enabled by default), support for the Mellanox MXM … Continue reading
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MPICH 3.2b2 released
A new preview release of MPICH, 3.2b2, is now available for download. This preview release adds several capabilities including support for the proposed MPI-3.1 standard (contains nonblocking collective I/O), full Fortran 2008 support (enabled by default), support for the Mellanox … Continue reading
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MPICH 3.2b1 released
A new preview release of MPICH, 3.2b1, is now available for download. This preview release adds several capabilities including support for the proposed MPI-3.1 standard (contains nonblocking collective I/O), full Fortran 2008 support (enabled by default), support for the Mellanox … Continue reading
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MPICH 3.1.4 released
We are glad to announce the release of MPICH 3.1.4. This is a stable maintenance release in the 3.1 series including a number of bug fixes and also enhancements to our test suite. All production environments are encouraged to upgrade … Continue reading
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MPICH BoF @ SC ’14
Our annual MPICH BoF (Birds of a Feather) session at Supercomputing 2014 was a great chance for the MPICH team, vendor partners, and users to meet up and discuss recent developments and future plans. The slides from the BoF have … Continue reading
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Meet us at SC’14!
MPICH group will have a series of events in SC’14 (http://sc14.supercomputing.org), including talks, posters, BoFs, tutorials and demos. You can download the SC14-mpich-flyer here. Come and meet us at the following events: Papers Mon / 04:10pm – 04:40pm / 286-7 / … Continue reading
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MPICH 3.2a2 released
A new preview release of MPICH, 3.2a2, is now available for download. This preview release adds several capabilities including support for the proposed MPI-3.1 standard (contains nonblocking collective I/O), full Fortran 2008 support (enabled by default), support for the Mellanox … Continue reading
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MPICH 3.1.3 released
The MPICH team is pleased to announce the availability of a new stable release, mpich-3.1.3. This is a stable release that adds several enhancements to Portals4 support, PAMI, RMA, and ROMIO. It also contains a large number of bug fixes. … Continue reading
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MPICH 3.2a1 released
A new preview release of MPICH, 3.2a1, is now available for download. This preview release is the first in a new major version series in mpich (3.2.x), and adds several capabilities including full Fortran 2008 support (enabled by default), support … Continue reading
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MPICH 3.1.2 released
A new stable release of MPICH, 3.1.2, is now available for download. This release contains significant enhancements to the BG/Q device, especially for RMA and shared memory functionality. It also contains enhancements to ROMIO and upgrades hwloc to 1.9. In addition, it updates its … Continue reading
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MPICH 3.1.1 released
The MPICH team is pleased to announce the availability of a new stable release (mpich-3.1.1). This is a stable release that adds several capabilities including Blue Gene/Q implementation supports for MPI-3, experimental Fortran 2008 bindings, significant rework of MPICH library … Continue reading
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MPICH 3.1 released
The MPICH team is pleased to announce the availability of a new stable release (mpich-3.1). This is a new major release that adds several capabilities including full binary (ABI) compatibility with Intel MPI 5.0, an integrated MPICH-PAMID code base for … Continue reading
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MPICH 3.1rc4 released
The MPICH team is pleased to announce the availability of a new preview release (mpich-3.1rc4). This is a release candidate of the upcoming MPICH 3.1, and adds several capabilities including a fully integrated source for vanilla MPICH and the IBM … Continue reading
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MPICH 3.1rc3 Released
The MPICH team is pleased to announce the availability of a new preview release (mpich-3.1rc3). This is a release candidate of the upcoming MPICH 3.1, and adds several capabilities including a fully integrated source for vanilla MPICH and the IBM … Continue reading
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MPICH BoF Slides from SC13 Available
We had a successful Birds-of-a-Feather session at SC13 this year. Rajeev Thakur, Pavan Balaji and Rusty Lusk from the MPICH group announced the MPICH ABI Compatibility Initiative. This BoF also provided a forum for users of MPICH as well as developers of … Continue reading
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MPICH ABI Compatibility Initiative Announced at SC13
The MPICH Birds-of-a-Feather session at SC13 saw the announcement of the MPICH ABI Compatibility Initiative. The goal of the initiative is for all participating implementations to be binary compatible, and to agree on a schedule for necessary ABI changes in … Continue reading
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MPICH Turns 21!
This November, the MPICH team celebrates the 21st anniversary of the project. In November 1992, the project began with the name being finalized later in March 1993. It began as a reference implementation for the new MPI Standard. Since then, … Continue reading
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MPICH 3.1rc2 Released
The MPICH team is pleased to announce the availability of a new preview release (mpich-3.1rc2). This is a release candidate of the upcoming MPICH 3.1, and adds several capabilities including a fully integrated source for vanilla MPICH and the IBM … Continue reading
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MPICH 3.1rc1 Released
The MPICH team is pleased to announce the availability of a new preview release: 3.1rc1. This is a release candidate of the upcoming MPICH 3.1, and adds several capabilities including a fully integrated source for vanilla MPICH and the IBM … Continue reading
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MPICH 3.1b1 Released
A new preview release of MPICH, 3.1b1, is now available for download. This preview release is the first in a new major version series in mpich (3.1.x), and adds several capabilities including a fully integrated source for vanilla MPICH and … Continue reading
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MPICH 3.0.4 Released
A new stable release of MPICH, 3.0.4, is now available for download. This release adds several performance features for the Hydra process manager, support for communicator-specific tuning of eager/rendezvous thresholds, and fixes several bugs present in 3.0.3. Please use this … Continue reading
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MPICH 3.0.3 Released
A new stable release of MPICH, 3.0.3, is now available for download. This release adds several performance features for MPI-RMA and fixes several bugs present in 3.0.2. Please use this release instead of 3.0.2.
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MPICH 3.0.2 Released
A new stable release of MPICH, 3.0.2, is now available for download. This release fixes several bugs present in 3.0.1. Please use this release instead of 3.0.1.
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Over 100 Million MPI Processes with MPICH
Researchers at University of British Columbia (UBC) have successfully executed MPI programs with over 100 million MPI processes on an MPICH derivative known as “Fine-Grain MPI”, or FG-MPI.
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MPICH 3.0.1 Released
A new stable release of MPICH, 3.0.1, is now available for download. This release fixes a major hydra bug that was present in MPICH 3.0. Please use this release instead of 3.0.
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MPICH 3.0 Released
This release contains a bug in hydra, which is fixed by 3.0.1. Please use 3.0.1 instead. A new stable release of MPICH, 3.0, is now available for download. The primary focus of this release is to provide full support for … Continue reading
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MPICH BoF Slides from SC12 Available
We had another successful Birds-of-a-Feather session at SC12 this year. Click on title for links to slides. Continue reading
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MPICH 3.0rc1 Released (Nov. 13, 2012)
A new preview release of MPICH, 3.0rc1, is now available for download. The primary focus of this release is to provide full support for the MPI-3 standard. Other smaller features including support for ARM v7 native atomics are also included. Continue reading
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MPICH Birds-of-a-Feather Session at SC (Nov 13, 2012, 12:15pm)
We will hold an MPICH Birds-of-a-Feather session at SC|12 in SaltLake City. The session will provide a forum for users of MPICH as well as developers of MPI implementations derived from MPICH to discuss experiences and issues in using and porting MPICH. Continue reading
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