[pve-devel] Default cache mode for VM hard drives

Stanislav German-Evtushenko ginermail at gmail.com
Fri May 29 12:10:01 CEST 2015

> Date: Fri, 29 May 2015 09:58:29 +0200
> From: Eneko Lacunza <elacunza at binovo.es>
> To: Dietmar Maurer <dietmar at proxmox.com>, pve-devel at pve.proxmox.com
> Subject: Re: [pve-devel] Default cache mode for VM hard drives
> It is also quite curious that DRBD layer has checks that detect this
> problem (but doesn't attempt to fix it).

DRBD does not catch this by default but:
- it detects checksum mismatch if data-integrity-alg is enabled
(disabled by default and recommended to be disabled in production)
- the issue can be discovered during drbdadm verify


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