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Mon, 30 Nov 2020 17:24:33 -0500 (EST) Received: by quad.stoffel.org (Postfix, from userid 1000) id 2F704A69AC; Mon, 30 Nov 2020 17:24:33 -0500 (EST) MIME-Version: 1.0 Message-ID: <24517.28961.127885.638522@quad.stoffel.home> Date: Mon, 30 Nov 2020 17:24:33 -0500 From: "John Stoffel" To: LVM general discussion and development In-Reply-To: References: X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-MIME-Autoconverted: from quoted-printable to 8bit by lists01.pubmisc.prod.ext.phx2.redhat.com id 0AUMOerQ005650 X-loop: linux-lvm@redhat.com Subject: Re: [linux-lvm] System completely unstable after migrating to thin pools X-BeenThere: linux-lvm@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-lvm-bounces@redhat.com Errors-To: linux-lvm-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=linux-lvm-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sreyan> I have migrated to thin pools using partclone. I suspect you're toast. What are you trying to accomplish here though? Trying to stuff 10 pounds of data into a 5 pound bag? *grin* Or are you trying to have the ability to take snapshots of your system to make rollbacks easier? =20 Sreyan> But now that I am using thin pools my system is completely unstable= . You need to post the output of your configuration in more detail, with dmesg output, logs, lvs, pvs, vgs output, etc.=20 But really, you do have backups? Sreyan> My swap is not activated : Sreyan> swapon[1004]: swapon: /fedora.swap: read swap header failed Sreyan> systemd[1]: fedora.swap.swap: Swap process exited, code=3Dexited, s= tatus=3D255/EXCEPTION Sreyan> systemd[1]: fedora.swap.swap: Failed with result 'exit-code'. Sreyan> =A0Failed to activate swap /fedora.swap. Sreyan> =A0Dependency failed for Swap. Sreyan> =A0swap.target: Job swap.target/start failed with result 'dependenc= y'. Sreyan> My System logging service is not started: Sreyan> rsyslog.service: Failed with result 'core-dump'. Sreyan> =A0Failed to start System Logging Service. Sreyan> =A0SERVICE_START pid=3D1 uid=3D0 auid=3D4294967295 ses=3D4294967295= subj=3Dsystem_u:system_r:init_t:s0 msg=3D Sreyan> 'unit=3Drsyslog comm=3D"systemd" exe=3D"/usr/lib/systemd/systemd" h= ostname=3D? addr=3D? terminal=3D? res=3D Sreyan> failed' Sreyan> =A0rsyslog.service: Scheduled restart job, restart counter is at 1. Sreyan> And device mapper gives me weird messages during startup like: Sreyan> =A0kernel: device-mapper: btree spine: node_check failed: csum 3318= 704195 !=3D wanted 3318554075 Sreyan> =A0kernel: device-mapper: block manager: btree_node validator check= failed for block 220 Sreyan> =A0kernel: device-mapper: btree spine: node_check failed: csum 3318= 704195 !=3D wanted 3318554075 Sreyan> =A0kernel: device-mapper: block manager: btree_node validator check= failed for block 220 Sreyan> =A0kernel: device-mapper: btree spine: node_check failed: csum 3318= 704195 !=3D wanted 3318554075 Sreyan> =A0kernel: device-mapper: block manager: btree_node validator check= failed for block 220 Sreyan> =A0kernel: device-mapper: btree spine: node_check failed: csum 3318= 704195 !=3D wanted 3318554075 Sreyan> =A0kernel: device-mapper: block manager: btree_node validator check= failed for block 220 Sreyan> Also some dracut module is missing: Sreyan> dracut-initqueue[867]: /usr/sbin/thin_check: execvp failed: No such= file or directory Sreyan> =A0dracut-initqueue[867]: WARNING: Check is skipped, please install= recommended missing binary /usr/ Sreyan> sbin/thin_check! Sreyan> In short my system has gone to hell. Sreyan> This all started when I did a fstrim like this: Sreyan> sudo fstrim -v / Sreyan> And it returned an input/output error. Sreyan> My logical volumes were marked with two 'XX', I don't know what tha= t means. After that I Sreyan> restarted. Sreyan> What can I do to get my system back to normal ? Sreyan> Please help. Sreyan> -- Sreyan> Regards, Sreyan> Sreyan Chakravarty Sreyan> _______________________________________________ Sreyan> linux-lvm mailing list Sreyan> linux-lvm@redhat.com Sreyan> https://www.redhat.com/mailman/listinfo/linux-lvm Sreyan> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ _______________________________________________ linux-lvm mailing list linux-lvm@redhat.com https://www.redhat.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/