Date: Fri, 11 Dec 2020 23:39:17 +0000 From: Rick Macklem <rmacklem@uoguelph.ca> To: Alan Somers <asomers@freebsd.org>, J David <j.david.lists@gmail.com> Cc: "freebsd-fs@freebsd.org" <freebsd-fs@freebsd.org> Subject: Re: Major issues with nfsv4 Message-ID: <YTOPR0101MB09705212940D2AEDFA6D9B0ADDCA0@YTOPR0101MB0970.CANPRD01.PROD.OUTLOOK.COM> In-Reply-To: <CAOtMX2h82vU6Tt5eOCCEz=iOGhxHdL1XBnjvCTqqFEsaSMTjaA@mail.gmail.com> References: <CABXB=RRB2nUk0pPDisBQPdicUA3ooHpg8QvBwjG_nFU4cHvCYw@mail.gmail.com> <YQXPR0101MB096849ADF24051F7479E565CDDCA0@YQXPR0101MB0968.CANPRD01.PROD.OUTLOOK.COM> <CABXB=RSyN%2Bo2yXcpmYw8sCSUUDhN-w28Vu9v_cCWa-2=pLZmHg@mail.gmail.com>, <CAOtMX2h82vU6Tt5eOCCEz=iOGhxHdL1XBnjvCTqqFEsaSMTjaA@mail.gmail.com>
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Alan Somers wrote: [stuff snipped] >That's some good information. However, it must not be the whole story. I've >been nullfs mounting my NFS mounts for years. For example, right now on a >FreeBSD 12.2-RC2 machine: If I recall, you were one of the two people that needed to switch to "minorversion=1" to get rid of NFSERR_BADSEQID (10026) errors. Is that correct? >> sudo nfsstat -m >Password: >192.168.0.2:/home on /usr/home >nfsv4,minorversion=1,tcp,resvport,soft,cto,sec=sys,acdirmin=3,acdirmax=60,acreg>min=5,acregmax=60,nametimeo=60,negnametimeo=60,rsize=65536,wsize=6553>6,readdirsize=65536,readahead=1,wcommitsize=16777216,timeout=120,retrans=>2147483647 Btw, using "soft" with NFSv4 mounts is a bad idea. (See the BUGS section of "man mount_nfs".) If you have a hung NFSv4 mount, you can use # umount -N /usr/home to dismount it. (It may take a couple of minutes.) rick > mount | grep home 192.168.0.2:/home on /usr/home (nfs, nfsv4acls) /usr/home on /iocage/jails/rustup2/root/usr/home (nullfs) Are you using any mount options with nullfs? It might be worth trying to make the read-only mount into read-write, to see if that helps. And what does "jls -n" show? -Alan
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