User-level timers for MPI
Fab Tillier (Microsoft MPI) and I recently proposed a set of user-level timers for MPI. The following slides are an [...]
View ArticleLots coming up for MPI-3.0
The upcoming January 2012 MPI Forum meeting is the last meeting to get new material into the MPI-3.0 specification. Specifically, [...]
View ArticleRecently Voted into MPI-3
In the January MPI Forum meeting, several proposals passed their 2nd votes, meaning that they are “in” MPI-3. That being [...]
View ArticleGettings towards an MPI-3.0 draft
I’ve been a bit tardy with my blogging responsibilities of late; but only because I’ve been swamped with MPI stuff. [...]
View ArticleMPI-3.0: What’s the holdup?
A few people have asked me questions about MPI-3 recently, such as: What took so long? Why isn’t another draft [...]
View ArticleMPI-3.0 Draft 2 public comment period
Dear MPI user, The MPI-Forum is about to ratify the MPI-3.0, a new version of the MPI standard. As part [...]
View ArticleMPI-3.0 has passed!
We’re here at the MPI Forum in Vienna where the Forum has just unanimously voted to accept the MPI-3.0 document . Woo hoo!! This document caps a [...]
View ArticleThe MPI C++ bindings: what happened, and why?
Jeff Hammond at Argonne tells me that there’s some confusion in the user community about MPI and C++. Let me see if I can [...]
View ArticleThe MPI C++ bindings are gone: what does it mean to you?
Jeff Hammond at Argonne tells me that there’s some confusion in the user community about MPI and C++. I explained how/why we got here [...]
View ArticleMPI Forum: What’s Next?
Now that we’re just starting into the MPI-3.0 era , what’s next? The MPI Forum is still having active meetings. What is [...]
View ArticleOpen MPI 1.7.5 released
After a metric ton of work by the entire community, Open MPI has released version 1.7.5. Among the zillions of [...]
View ArticleCan I MPI_SEND (and MPI_RECV) with a count larger than 2 billion?
This question is inspired by the fact that the “count” parameter to MPI_SEND and MPI_RECV (and friends) is an “int” [...]
View ArticleCrazy ideas to revamp MPI_INIT and MPI_FINALIZE
I recently had the pleasure of attending EuroMPI 2015 , hosted by INRIA in Bordeaux, France (…hey, you should attend EuroMPI 2016 in Edinburgh, Scottland! ). I gave two mini-talks during my speaking...
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