Schilder
AIT Risø Campus
Bygning 109, rum S14
From: Janne Johansson
Sent: 29 October 2020 22:07:45
To: Tony Liu
Cc: Marc Roos; ceph-users
Subject: [ceph-users] Re: frequent Monitor down
Den tors 29 okt. 2020 kl 20:16 skrev Tony Liu :
> Typically, the number
Den tors 29 okt. 2020 kl 20:16 skrev Tony Liu :
> Typically, the number of nodes is 2n+1 to cover n failures.
> It's OK to have 4 nodes, from failure covering POV, it's the same
> as 3 nodes. 4 nodes will cover 1 failure. If 2 nodes down, the
> cluster is down. It works, just not make much sense.
> From: Marc Roos
> Sent: Thursday, October 29, 2020 1:42 AM
> To: andrei ; eblock
> Cc: ceph-users
> Subject: [ceph-users] Re: frequent Monitor down
>
> Really? First time I read this here, afaik you can get a split brain
> like this.
>
>
>
> -Origina
Really? First time I read this here, afaik you can get a split brain
like this.
-Original Message-
Sent: Thursday, October 29, 2020 12:16 AM
To: Eugen Block
Cc: ceph-users
Subject: [ceph-users] Re: frequent Monitor down
Eugen, I've got four physical servers and I've instal
drei
- Original Message -
> From: "Eugen Block"
> To: "Andrei Mikhailovsky"
> Cc: "ceph-users"
> Sent: Wednesday, 28 October, 2020 20:19:15
> Subject: Re: [ceph-users] Re: frequent Monitor down
> Why do you have 4 MONs in the first place?
Yes, I have, Eugen, I see no obvious reason / error / etc. I see a lot of
entries relating to Compressing as well as monitor going down.
Andrei
- Original Message -
> From: "Eugen Block"
> To: "ceph-users"
> Sent: Wednesday, 28 October, 2020 11:51:
.
Andrei
- Original Message -
From: "Eugen Block"
To: "ceph-users"
Sent: Wednesday, 28 October, 2020 11:51:20
Subject: [ceph-users] Re: frequent Monitor down
Have you looked into syslog and mon logs?
Zitat von Andrei Mikhailovsky :
Hello everyone,
I am having regul
Have you looked into syslog and mon logs?
Zitat von Andrei Mikhailovsky :
Hello everyone,
I am having regular messages that the Monitors are going down and up:
2020-10-27T09:50:49.032431+ mon .arh-ibstorage2-ib ( mon .1)
2248 : cluster [WRN] Health check failed: 1/4 mons down, quorum
