Re: networking issues under heavy load

[Jerome Ibanes <jibanes%gmail.com@localhost>]

Possibly kern/51215 or kern/50432.


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On Wed, Aug 24, 2016 at 8:48 AM, Jerome Ibanes <jibanes%gmail.com@localhost> wrote:
> System: Sun Blade 150, gem0:
>
> gem0 at pci0 dev 12 function 1: Sun Microsystems ERI Ethernet (rev. 0x01)
> gem0: interrupting at ivec 3006
> bmtphy0 at gem0 phy 1: BCM5221 10/100 media interface, rev. 4
> gem0: Ethernet address xx:xx:xx:xx:xx:xx, 2KB RX fifo, 2KB TX fifo
>
> nfs filesystem mounted using (nfs server being a netapp):
>
> mount -3 192.168.1.201:/vol/vol1/scratch /scratch
>
> Netbsd:
>
> NetBSD x.x.x 7.0.1 NetBSD 7.0.1 (GENERIC.201605221355Z) sparc64
>
> while running "rsync -avx / /scratch/" the system displayed in
> /var/log/messages:
>
> Aug 24 07:03:07 x /netbsd: nfs server 192.168.1.201:/vol/vol1/scratch:
> not responding
>
> Operations on /scratch are blocking afterwards, even a "umount -f
> /scratch" (or umount -f -a -t nfs) never returns, while rpcinfo
> 192.168.1.201 displays RPC information accurately after the "non
> responding" issue.
>
> Any advice?