Re: kern/57160: NFS (over TCP) very slow in 10_BETA

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Wed, Jan 04, 2023 at 07:45:00PM +0000, bouyer%antioche.eu.org@localhost wrote:
> >Description:
> 	I have my mailbox (in mbox format) stored on a NFS server (which
> 	is a cubieboard 2 with a SATA SSD). The NFS mount uses:
> 	type nfs (nodev, nosuid, fsid: 0xb06/0x70b, reads: sync 0 async 0, writes: sync 0 async 0)
> 	The client is connected to a gigabit switch (using a alc(4) interface),
> 	the server is connected at 100Mbs.
> 	Since upgrading the client to 10.0_BETA loading the mailbox
> 	with mutt is very slow, and the transfers seems to pause
> 	several times.
> 	Reading the mailbox with dd gives expected speed:
> 	(I made sure there isn't local cache in the way)
> 	rochebonne:~> dd if=Mail/Inbox of=/dev/null
> 	132+1 records in
> 	132+1 records out
> 	138625298 bytes transferred in 17.273 secs (8025548 bytes/sec)
> 	I can't reproduce the slow read with dd.

But creating a tar archive with the files on NFS is also slower than it
used to be.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--