From: Thomas Lamprecht <t.lamprecht@proxmox.com>
To: Proxmox VE development discussion <pve-devel@lists.proxmox.com>,
Alexandre DERUMIER <aderumier@odiso.com>
Subject: Re: [pve-devel] corosync bug: cluster break after 1 node clean shutdown
Date: Thu, 10 Sep 2020 20:21:14 +0200 [thread overview]
Message-ID: <9e2974b8-3c39-0fda-6f73-6677e3d796f4@proxmox.com> (raw)
In-Reply-To: <1245358354.508169.1599737684557.JavaMail.zimbra@odiso.com>
On 10.09.20 13:34, Alexandre DERUMIER wrote:
>>> as said, if the other nodes where not using HA, the watchdog-mux had no
>>> client which could expire.
>
> sorry, maybe I have wrong explained it,
> but all my nodes had HA enabled.
>
> I have double check lrm_status json files from my morning backup 2h before the problem,
> they were all in "active" state. ("state":"active","mode":"active" )
>
OK, so all had a connection to the watchdog-mux open. This shifts the suspicion
again over to pmxcfs and/or corosync.
> I don't why node7 don't have rebooted, the only difference is that is was the crm master.
> (I think crm also reset the watchdog counter ? maybe behaviour is different than lrm ?)
The watchdog-mux stops updating the real watchdog as soon any client disconnects or times
out. It does not know which client (daemon) that was.
>>> above lines also indicate very high load.
>>> Do you have some monitoring which shows the CPU/IO load before/during this event?
>
> load (1,5,15 ) was: 6 (for 48cores), cpu usage: 23%
> no iowait on disk (vms are on a remote ceph, only proxmox services are running on local ssd disk)
>
> so nothing strange here :/
Hmm, the long loop times could then be the effect of a pmxcfs read or write
operation being (temporarily) stuck.
next prev parent reply other threads:[~2020-09-10 18:21 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-03 14:11 Alexandre DERUMIER
2020-09-04 12:29 ` Alexandre DERUMIER
2020-09-04 15:42 ` Dietmar Maurer
2020-09-05 13:32 ` Alexandre DERUMIER
2020-09-05 15:23 ` dietmar
2020-09-05 17:30 ` Alexandre DERUMIER
2020-09-06 4:21 ` dietmar
2020-09-06 5:36 ` Alexandre DERUMIER
2020-09-06 6:33 ` Alexandre DERUMIER
2020-09-06 8:43 ` Alexandre DERUMIER
2020-09-06 12:14 ` dietmar
2020-09-06 12:19 ` dietmar
2020-09-07 7:00 ` Thomas Lamprecht
2020-09-07 7:19 ` Alexandre DERUMIER
2020-09-07 8:18 ` dietmar
2020-09-07 9:32 ` Alexandre DERUMIER
2020-09-07 13:23 ` Alexandre DERUMIER
2020-09-08 4:41 ` dietmar
2020-09-08 7:11 ` Alexandre DERUMIER
2020-09-09 20:05 ` Thomas Lamprecht
2020-09-10 4:58 ` Alexandre DERUMIER
2020-09-10 8:21 ` Thomas Lamprecht
2020-09-10 11:34 ` Alexandre DERUMIER
2020-09-10 18:21 ` Thomas Lamprecht [this message]
2020-09-14 4:54 ` Alexandre DERUMIER
2020-09-14 7:14 ` Dietmar Maurer
2020-09-14 8:27 ` Alexandre DERUMIER
2020-09-14 8:51 ` Thomas Lamprecht
2020-09-14 15:45 ` Alexandre DERUMIER
2020-09-15 5:45 ` dietmar
2020-09-15 6:27 ` Alexandre DERUMIER
2020-09-15 7:13 ` dietmar
2020-09-15 8:42 ` Alexandre DERUMIER
2020-09-15 9:35 ` Alexandre DERUMIER
2020-09-15 9:46 ` Thomas Lamprecht
2020-09-15 10:15 ` Alexandre DERUMIER
2020-09-15 11:04 ` Alexandre DERUMIER
2020-09-15 12:49 ` Alexandre DERUMIER
2020-09-15 13:00 ` Thomas Lamprecht
2020-09-15 14:09 ` Alexandre DERUMIER
2020-09-15 14:19 ` Alexandre DERUMIER
2020-09-15 14:32 ` Thomas Lamprecht
2020-09-15 14:57 ` Alexandre DERUMIER
2020-09-15 15:58 ` Alexandre DERUMIER
2020-09-16 7:34 ` Alexandre DERUMIER
2020-09-16 7:58 ` Alexandre DERUMIER
2020-09-16 8:30 ` Alexandre DERUMIER
2020-09-16 8:53 ` Alexandre DERUMIER
[not found] ` <1894376736.864562.1600253445817.JavaMail.zimbra@odiso.com>
2020-09-16 13:15 ` Alexandre DERUMIER
2020-09-16 14:45 ` Thomas Lamprecht
2020-09-16 15:17 ` Alexandre DERUMIER
2020-09-17 9:21 ` Fabian Grünbichler
2020-09-17 9:59 ` Alexandre DERUMIER
2020-09-17 10:02 ` Alexandre DERUMIER
2020-09-17 11:35 ` Thomas Lamprecht
2020-09-20 23:54 ` Alexandre DERUMIER
2020-09-22 5:43 ` Alexandre DERUMIER
2020-09-24 14:02 ` Fabian Grünbichler
2020-09-24 14:29 ` Alexandre DERUMIER
2020-09-24 18:07 ` Alexandre DERUMIER
2020-09-25 6:44 ` Alexandre DERUMIER
2020-09-25 7:15 ` Alexandre DERUMIER
2020-09-25 9:19 ` Fabian Grünbichler
2020-09-25 9:46 ` Alexandre DERUMIER
2020-09-25 12:51 ` Fabian Grünbichler
2020-09-25 16:29 ` Alexandre DERUMIER
2020-09-28 9:17 ` Fabian Grünbichler
2020-09-28 9:35 ` Alexandre DERUMIER
2020-09-28 15:59 ` Alexandre DERUMIER
2020-09-29 5:30 ` Alexandre DERUMIER
2020-09-29 8:51 ` Fabian Grünbichler
2020-09-29 9:37 ` Alexandre DERUMIER
2020-09-29 10:52 ` Alexandre DERUMIER
2020-09-29 11:43 ` Alexandre DERUMIER
2020-09-29 11:50 ` Alexandre DERUMIER
2020-09-29 13:28 ` Fabian Grünbichler
2020-09-29 13:52 ` Alexandre DERUMIER
2020-09-30 6:09 ` Alexandre DERUMIER
2020-09-30 6:26 ` Thomas Lamprecht
2020-09-15 7:58 ` Thomas Lamprecht
2020-12-29 14:21 ` Josef Johansson
2020-09-04 15:46 ` Alexandre DERUMIER
2020-09-30 15:50 ` Thomas Lamprecht
2020-10-15 9:16 ` Eneko Lacunza
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