On 8/28/2014 4:31 AM, Eggert, Lars wrote:
Hi,
no matter what value I bump kern.ipc.nmbclusters and kern.ipc.nmbufs to, I still get
"requests for mbufs denied" with igb interfaces, and the occasional connection
stall, even when dialing down hw.igb.num_queues=1:
The box in question has six igb interfaces, 2x 'I210 Gigabit Network
Connection' and 4x '82580 Gigabit Network Connection' and is running:
FreeBSD laurel.muccbc.hq.netapp.com 10.0-RELEASE-p7 FreeBSD 10.0-RELEASE-p7 #0:
Tue Jul 8 06:37:44 UTC 2014
r...@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC amd64
Anyone have any ideas what else to try?
A stab in the dark, but I ran into a bug where setting queues to 1 did
not have the same positive impact as disabling msix in loader.conf
hw.igb.enable_msix=0
---Mike
--
-------------------
Mike Tancsa, tel +1 519 651 3400
Sentex Communications, m...@sentex.net
Providing Internet services since 1994 www.sentex.net
Cambridge, Ontario Canada http://www.tancsa.com/
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