Re: [OMPI devel] Memory hooks stuff

2008-05-27 Thread Jeff Squyres
Ok -- I added Galen and Sharon. If you want to attend and haven't told me, please let me know -- I have only reserved exactly as many phone lines as the number of people who have attended (8, so far). On May 27, 2008, at 1:50 PM, Sharon Melamed wrote: Who would be interested in discussin

Re: [OMPI devel] Memory hooks stuff

2008-05-27 Thread Sharon Melamed
> Who would be interested in discussing this stuff? (me, Brian, ? > someone from Sun?, ...?) > Me.

Re: [OMPI devel] Memory hooks stuff

2008-05-27 Thread Shipman, Galen M.
I will be there as well. - Galen On May 27, 2008, at 10:14 AM, Jeff Squyres wrote: To accommodate timezones spanning from US Mountain to Israel, let's have the teleconference tomorrow, Wednesday 28 May 2008: - 10:30am US Eastern time - 8:30am US Mountain time - 5:30pm Israel time I'll send a

Re: [OMPI devel] Memory hooks stuff

2008-05-27 Thread Paul H. Hargrove
Please post minutes of this meeting to OMPI-devel. While I probably have nothing to contribute the the discussion, I and others are interested in hearing the outcomes/conclusions. -Paul Jeff Squyres wrote: To accommodate timezones spanning from US Mountain to Israel, let's have the teleconfe

Re: [OMPI devel] Memory hooks stuff

2008-05-27 Thread Jeff Squyres
To accommodate timezones spanning from US Mountain to Israel, let's have the teleconference tomorrow, Wednesday 28 May 2008: - 10:30am US Eastern time - 8:30am US Mountain time - 5:30pm Israel time I'll send around callin information to the following people (let me know if anyone else wants

Re: [OMPI devel] Memory hooks stuff

2008-05-26 Thread Patrick Geoffray
Hi Gleb, Gleb Natapov wrote: Not just that but also when swapping out or pagefault happens so even no page pinning is needed. But HW should be designed to work with changing page mappings and I am not sure that Mellanox HW designed for that. What about Myricom HW? Yes, we can support it. Howev

Re: [OMPI devel] Memory hooks stuff

2008-05-26 Thread Gleb Natapov
On Sun, May 25, 2008 at 10:54:23AM -0400, Patrick Geoffray wrote: > Jeff Squyres wrote: > > That would also be great. I don't know anything about these mmu > > notifiers (I'm not much of a kernel guy), but anything that allows us > > It's what Quadrics used for years in True64. Instead of try

Re: [OMPI devel] Memory hooks stuff

2008-05-25 Thread Patrick Geoffray
Jeff Squyres wrote: That would also be great. I don't know anything about these mmu notifiers (I'm not much of a kernel guy), but anything that allows us It's what Quadrics used for years in True64. Instead of trying to catch at user-level all instances when the page table of a process is

Re: [OMPI devel] Memory hooks stuff

2008-05-25 Thread Pavel Shamis (Pasha)
Jeff Squyres wrote: Who would be interested in discussing this stuff? (me, Brian, ? someone from Sun?, ...?) Me.

Re: [OMPI devel] Memory hooks stuff

2008-05-25 Thread Jeff Squyres
On May 24, 2008, at 9:31 PM, Patrick Geoffray wrote: the topic of the memory hooks came up again. Brian was wondering if we should [finally] revisit this topic -- there's a few things that could be done to make life "better". Two things jump to mind: - using mallopt on Linux What about usin

Re: [OMPI devel] Memory hooks stuff

2008-05-24 Thread Patrick Geoffray
Hi Jeff, Jeff Squyres wrote: the topic of the memory hooks came up again. Brian was wondering if we should [finally] revisit this topic -- there's a few things that could be done to make life "better". Two things jump to mind: - using mallopt on Linux What about using the (probably) upc

Re: [OMPI devel] Memory hooks stuff

2008-05-23 Thread Gleb Natapov
On Fri, May 23, 2008 at 07:19:01AM -0400, Jeff Squyres wrote: > Brian and I were chatting the other day about random OMPI stuff and > the topic of the memory hooks came up again. Brian was wondering if > we should [finally] revisit this topic -- there's a few things that > could be done to m

Re: [OMPI devel] Memory hooks stuff

2008-05-23 Thread Terry Dontje
Jeff Squyres wrote: Brian and I were chatting the other day about random OMPI stuff and the topic of the memory hooks came up again. Brian was wondering if we should [finally] revisit this topic -- there's a few things that could be done to make life "better". Two things jump to mind: -