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Tue, 06 Aug 2024 08:56:56 -0700 (PDT) MIME-Version: 1.0 References: <17228910420.eEB8eC.492388@composer.illumos.topicbox.com> In-Reply-To: <17228910420.eEB8eC.492388@composer.illumos.topicbox.com> From: Gordon Ross Date: Tue, 6 Aug 2024 11:56:40 -0400 Message-ID: Subject: Re: [discuss] shutdown hang with zpools on ISCSI devices To: illumos-discuss Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Topicbox-Policy-Reasoning: allow: sender is a member Topicbox-Message-UUID: 86ebf816-540c-11ef-9f99-fc170c6a4dad We have some improvements in this area done at RackTop by Albert Lee. Could you open an illumos issue for the shutdown hang? When I get time I'll try to get the relevant changes out where people can see them, pointed to in that issue. On Mon, Aug 5, 2024 at 4:51=E2=80=AFPM Carsten Grzemba via illumos-discuss wrote: > > I have a problem shutting down a server with Zpool on iscsi devices. The = shutdown gets stuck. In the console log I see the message: > WARNING: Pool 'zones' has encountered an uncorrectable I/O failure and ha= s been suspended; `zpool clear` will be required before the pool can be wri= tten to. > The message looks to me like the IP connection to the storage server was = already terminated before the Zpool was unmounted. > I forced the shutdown with an NMI reset so that I have a crash dump. In t= he crash dump I see that a zone on the pool in question is still in shuttin= g_down. > Is it possible to get information from crash dump like *svcs* of a runnin= g system? > How can I see in the crash dump whether the IP interfaces are still worki= ng? Normally the SMF > svc:/network/iscsi/initiator:default > should wait for the zones to shutdown and reach the state installed. > How can I see in the crash dump that the SMF dependencies are correctly t= aken into account? > > Many thanks! > Carsten > > > > > > > illumos / illumos-discuss / see discussions + participants + delivery opt= ions Permalink