RE: kern/59452: Move NFS wcc data messages to debug or control them via sysctl.

[Marcin Gondek <drixter%e-utp.net@localhost>]

Hi Christos

Should I use some specific mount option?

RC4+patch
NetBSD devil.e-utp.net 11.0_RC4 NetBSD 11.0_RC4 (DEVIL) #12: Mon May 25 20:18:27 CEST 2026  root%devil.e-utp.net@localhost:/usr/obj/sys/arch/amd64/compile/DEVIL amd64

[  1523.851401] diskstation6.e-utp.net:/volume1/Applications/NetBSD: inaccurate wcc data (ctime) detected, disabling wcc (ctime 1779738980.705549207 1779738980.705549207, mtime 1779738980.705549207 1779738980.705549207)

diskstation6.e-utp.net:/volume1/Applications/NetBSD on /srv/NetBSD type nfs (fsid: 0xb09/0x70b, reads: sync 0 async 0, writes: sync 0 async 0, [nfs: addr=2001:67c:21ec:ffee:18f2:a77c:dc08:aef6, port=2049, addrlen=28, sotype=1, proto=0, fhsize=0, flags=0x8a00<nfsv3,dumbtimr,resvport>, wsize=32768, rsize=32768, readdirsize=4096, timeo=300, retrans=10, maxgrouplist=16, readahead=2, leaseterm=0, deadthresh=9])

# NetBSD /etc/fstab
diskstation6.e-utp.net:/volume1/Applications/NetBSD /srv/NetBSD                  nfs     rw,auto,dumbtimer    0 0

Thanks,

--
Marcin Gondek / Drixter
http://fido.e-utp.net/
AS56662

-----Original Message-----
From: netbsd-bugs-owner%NetBSD.org@localhost <netbsd-bugs-owner%NetBSD.org@localhost> On Behalf Of Christos Zoulas via gnats
Sent: Tuesday, May 26, 2026 12:00 AM
To: kern-bug-people%netbsd.org@localhost; gnats-admin%netbsd.org@localhost; netbsd-bugs%netbsd.org@localhost; Marcin Gondek <drixter%e-utp.net@localhost>
Subject: Re: kern/59452: Move NFS wcc data messages to debug or control them via sysctl.

The following reply was made to PR kern/59452; it has been noted by GNATS.

From: Christos Zoulas <christos%zoulas.com@localhost>
To: Marcin Gondek <drixter%e-utp.net@localhost>
Cc: "gnats-bugs%netbsd.org@localhost" <gnats-bugs%netbsd.org@localhost>,  "kern-bug-people%netbsd.org@localhost" <kern-bug-people%netbsd.org@localhost>,  "gnats-admin%netbsd.org@localhost" <gnats-admin%netbsd.org@localhost>,  "netbsd-bugs%netbsd.org@localhost" <netbsd-bugs%netbsd.org@localhost>
Subject: Re: kern/59452: Move NFS wcc data messages to debug or control them  via sysctl.
Date: Mon, 25 May 2026 17:56:01 -0400

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 > On May 25, 2026, at 3:31=E2=80=AFPM, Marcin Gondek <drixter%e-utp.net@localhost> =
 wrote:
 >=20
 > Hi Christos,
 >=20
 > Patch is ok,  just applied to 11.0RC4 sources, recompiled kernel and =  userland, reboot and observe.
 > Will let you know by EOW how this looks like, maybe there is chance to =  add into 11.0
 >=20
 
 Thanks, if it works I can ask for a pull-up.
 
 christos
 
 
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