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From:   Michael Wakabayashi <mwakabayashi@vmware.com>
To:     Alex Romanenko <alex@vmware.com>,
        Olga Kornievskaia <aglo@umich.edu>
CC:     Trond Myklebust <trondmy@hammerspace.com>,
        "linux-nfs@vger.kernel.org" <linux-nfs@vger.kernel.org>,
        "SteveD@redhat.com" <SteveD@redhat.com>
Subject: Re: NFSv4: Mounting NFS server which is down, blocks all other NFS
 mounts on same machine
Thread-Topic: NFSv4: Mounting NFS server which is down, blocks all other NFS
 mounts on same machine
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Date:   Fri, 11 Jun 2021 05:26:49 +0000
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Hi everyone,=0A=
=0A=
I took the patch created by Trond:=0A=
    https://marc.info/?l=3Dlinux-nfs&m=3D162326359818467&w=3D2=0A=
    [Subject: [PATCH] NFSv4: Initialise connection to the server in nfs4_al=
loc_client()]=0A=
Then rebuilt the NFSv4 kernel module and installed it on my Ubuntu virtual =
machine.=0A=
=0A=
The valid NFS mounts are no longer being blocked!=0A=
=0A=
We've had several=A0fairly significant outages for almost a year now=0A=
(when we migrated to NFSv4) due to this issue and this patch will=0A=
eliminate these types of incidents.=0A=
=0A=
We greatly appreciate all the work that was done (especially knowing=0A=
everyone has a busy schedule).=0A=
Thanks so much to everyone that helped!=0A=
=0A=
Mike=