On Tue, Feb 26, 2019 at 10:14 AM Cy Schubert <cy.schub...@cschubert.com> wrote:
> On February 26, 2019 7:48:27 AM PST, Cy Schubert < > cy.schub...@cschubert.com> wrote: > >On February 26, 2019 12:18:35 AM PST, Baptiste Daroussin > ><b...@freebsd.org> wrote: > [trimming the unneeded pile of commit body] > >This broke my systems, many filesystems fail to mount causing nullfs > >late mounts to fail. No details now until tonight. > > > >Suggest we back this out until it is properly tested. > > Nested zfs filesystems seem not to be handled properly or possibly not > supported any more. This explains my mail gateway also not mounting all > filesystems in /home. It was odd that dovecot stopped working. > > The symptom of the problem is zfs mount -a no longer mounts all > filesystems. Zfs mount fails saying the filesystem is already mounted. The > workaround is to zfs umount each affected zfs dataset by hand and zfs mount > it by hand. > > Generally this has screwed up sites that have hundreds (in my case 122) > zfs datasets. The work around might be to script testing each mount, > unmounting and remounting if necessary. > > I'm being sarcastic about creating an rc script to clean this up. This > needs to be backed out and tested properly before being committed. > > I don't know what you mean by "nested zfs filesystems" -- do you mean a zpool within a zvol? That has been unsupported for a long time, IIRC. And I'm not sure what else "nested filesystems" would be, since having (e.g.) separate zfs filesystems for /usr and /usr/ports is so common that surely it has already been tested... -Ben _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"