NFS on 10G interface terribly slow

Mike Tancsa mike at
Mon Jun 29 13:25:05 UTC 2015

On 6/29/2015 8:20 AM, Rick Macklem wrote:
> If the Solaris server is using ZFS, setting sync=disabled might help w.r.t.

On my FreeBSD zfs server, this is a must for decent and consistent write
throughput.  Using FreeBSD as an iSCSI target and a Linux initiator, I
can saturate a 1G nic no problem with sync disabled. Its barely usable
with the default sync standard as its so bursty


Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike at
Providing Internet services since 1994
Cambridge, Ontario Canada

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