From: swise@opengridcomputing.com (Steve Wise)
Subject: nvme-fabrics: crash at nvme connect-all
Date: Fri, 10 Jun 2016 08:49:20 -0500 [thread overview]
Message-ID: <014201d1c31e$e3a45d10$aaed1730$@opengridcomputing.com> (raw)
In-Reply-To: <2067929658.34819006.1465566159158.JavaMail.zimbra@kalray.eu>
> >> Here it is:
> >> # cat /sys/kernel/debug/cxgb4/0000\:09\:00.4/meminfo
> >> EDC0: 0x0-0x2fffff [3.00 MiB]
> >> EDC1: 0x300000-0x5fffff [3.00 MiB]
> >
> >
> > The "-SO" cards have no external off-chip memory, as seen above. If it did have
> > off-chip memory there would be a "MC0" and possibly "MC1" lines above with a
> > large amount of memory. Like this (T580-CR):
> >
> > MC0: 0x600000-0x405fffff [1.00 GiB]
> > MC1: 0x40600000-0x805fffff [1.00 GiB]
> >
> > So your -SO cards will only handle a very small amount of RDMA load.
> >
>
> Thanks Steve for looking up into this. It's a good testcase then :)
>
> Marta
Indeed!
next prev parent reply other threads:[~2016-06-10 13:49 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-09 9:18 nvme-fabrics: crash at nvme connect-all Marta Rybczynska
2016-06-09 9:29 ` Sagi Grimberg
2016-06-09 10:07 ` Marta Rybczynska
2016-06-09 11:09 ` Sagi Grimberg
2016-06-09 12:12 ` Marta Rybczynska
2016-06-09 12:30 ` Sagi Grimberg
2016-06-09 13:27 ` Steve Wise
2016-06-09 13:36 ` Steve Wise
2016-06-09 13:48 ` Sagi Grimberg
2016-06-09 14:09 ` Steve Wise
2016-06-09 14:22 ` Steve Wise
2016-06-09 14:29 ` Steve Wise
2016-06-09 15:04 ` Marta Rybczynska
2016-06-09 15:40 ` Steve Wise
2016-06-09 15:48 ` Steve Wise
2016-06-10 9:03 ` Marta Rybczynska
2016-06-10 13:40 ` Steve Wise
2016-06-10 13:42 ` Marta Rybczynska
2016-06-10 13:49 ` Steve Wise [this message]
2016-06-09 13:25 ` Christoph Hellwig
2016-06-09 13:24 ` Christoph Hellwig
2016-06-09 15:37 ` Marta Rybczynska
2016-06-09 20:25 ` Steve Wise
2016-06-09 20:35 ` Ming Lin
2016-06-09 21:06 ` Steve Wise
2016-06-09 22:26 ` Ming Lin
2016-06-09 22:40 ` Steve Wise
[not found] ` <055801d1c29f$e164c000$a42e4000$@opengridcomputing.com>
2016-06-10 15:11 ` Steve Wise
2016-06-10 16:22 ` Steve Wise
2016-06-10 18:43 ` Ming Lin
2016-06-10 19:17 ` Steve Wise
2016-06-10 20:00 ` Ming Lin
2016-06-10 20:15 ` Steve Wise
2016-06-10 20:18 ` Ming Lin
2016-06-10 21:14 ` Steve Wise
2016-06-10 21:20 ` Ming Lin
2016-06-10 21:25 ` Steve Wise
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