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Fri, 11 Dec 2020 18:01:28 -0800 (PST) MIME-Version: 1.0 References: <CABXB=RRB2nUk0pPDisBQPdicUA3ooHpg8QvBwjG_nFU4cHvCYw@mail.gmail.com> <YQXPR0101MB096849ADF24051F7479E565CDDCA0@YQXPR0101MB0968.CANPRD01.PROD.OUTLOOK.COM> <CABXB=RSyN+o2yXcpmYw8sCSUUDhN-w28Vu9v_cCWa-2=pLZmHg@mail.gmail.com> <CAOtMX2h82vU6Tt5eOCCEz=iOGhxHdL1XBnjvCTqqFEsaSMTjaA@mail.gmail.com> In-Reply-To: <CAOtMX2h82vU6Tt5eOCCEz=iOGhxHdL1XBnjvCTqqFEsaSMTjaA@mail.gmail.com> From: J David <j.david.lists@gmail.com> Date: Fri, 11 Dec 2020 21:01:17 -0500 Message-ID: <CABXB=RT99PH_ufKtyJKy1fuejUo9w7R6AYPSMB8x_W37v=OeBA@mail.gmail.com> Subject: Re: Major issues with nfsv4 To: Alan Somers <asomers@freebsd.org> Cc: Rick Macklem <rmacklem@uoguelph.ca>, "freebsd-fs@freebsd.org" <freebsd-fs@freebsd.org> Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 4Ct9qt5TL8z3llD X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=upi+Okzm; dmarc=pass (policy=none) header.from=gmail.com; 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RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-fs] X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Filesystems <freebsd-fs.freebsd.org> List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-fs>, <mailto:freebsd-fs-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/freebsd-fs/> List-Post: <mailto:freebsd-fs@freebsd.org> List-Help: <mailto:freebsd-fs-request@freebsd.org?subject=help> List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-fs>, <mailto:freebsd-fs-request@freebsd.org?subject=subscribe> X-List-Received-Date: Sat, 12 Dec 2020 02:01:31 -0000 On Fri, Dec 11, 2020 at 6:08 PM Alan Somers <asomers@freebsd.org> wrote: > That's some good information. However, it must not be the whole story. Indeed not. If it were, this would happen instantly every time. There must be some sort of trigger. But there are a lot of jobs that run and I didn't write any of them. So the search space is large. > Are you using any mount options with nullfs? nosuid and, on half the mounts, ro. > It might be worth trying to make the read-only mount into read-write, to see if that helps. It won't; the read-only mounts they are exported read-only on the server side. And no one is going to sign off on changing that, not even for a minute. > And what does "jls -n" show? Here is an example, newlines added for readability: devfs_ruleset=0 nodying enforce_statfs=2 host=new ip4=disable ip6=disable jid=1020 linux=new name=job-1020 osreldate=1202000 osrelease=12.2-RELEASE parent=0 path=/job/roots/job-1020 persist securelevel=-1 sysvmsg=inherit sysvsem=inherit sysvshm=inherit vnet=inherit allow.nochflags allow.nomlock allow.nomount allow.mount.nodevfs allow.mount.nofdescfs allow.mount.nofusefs allow.mount.nonullfs allow.mount.noprocfs allow.mount.notmpfs allow.noquotas allow.noraw_sockets allow.noread_msgbuf allow.reserved_ports allow.set_hostname allow.nosocket_af allow.sysvipc children.cur=0 children.max=0 cpuset.id=87 host.domainname=/""}"" host.hostid=0 host.hostname=job1020.local host.hostuuid=00000000-0000-0000-0000-000000000000 ip4.addr=10.0.3.252 ip4.saddrsel ip6.addr=2001:db8::1 ip6.saddrsel linux.osname=Linux linux.osrelease=3.2.0 linux.oss_version=198144 Seems like the next step is to find a reproduction that doesn't involve people calling me asking angry questions about why things are broken again. Thanks!