Re: Very poor NFS I/O

To: netbsd-users%netbsd.org@localhost
Subject: Re: Very poor NFS I/O
From: mlelstv%serpens.de@localhost (Michael van Elst)
Date: Fri, 27 Feb 2026 19:45:22 -0000 (UTC)

joel.bertrand%systella.fr@localhost (=?UTF-8?Q?BERTRAND_Jo=c3=abl?=) writes:

>	CPU is an i7-4770, main memory 16 GB. This server exports /srv and
>/home through NFS (V3/TCP, 128 threads, async) and disk I/O from NFS
>clients are very slow. Server load can raise until 110 or 120 during
>huge NFS access.

Can you quantify what "slow" means? Any kind of benchmarks?

The server load just shows that the NFS requests are distributed over
your server threads. But that is not related to any CPU utilization.

Follow-Ups:
- Re: Very poor NFS I/O
  - From: BERTRAND Joël

References:
- Very poor NFS I/O
  - From: BERTRAND Joël

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