Re: [DRBD-user] Problem with 3.5.3 and drbd 8.4.2

2012-09-18 Thread Holger Kiehl
Hello, thank you for helping, I will try without the g200 driver. Sorry for the false alarm! Tahnks, Holger On Mon, 17 Sep 2012, Lars Ellenberg wrote: On Fri, Sep 14, 2012 at 11:00:35AM +, Holger Kiehl wrote: Hello, Got the following error situation where I do not know why it

Re: [DRBD-user] What to do about read errors on the primary?

2012-09-18 Thread Lars Ellenberg
Alan Robertson al...@unix.sh schrieb: I have read errors on the primary side, which caused the secondary to go into an inconsistent state. This means that the disk which desperately needs backing up, is no longer being backed up (!). In an ideal world, it seems to me what one would like for

Re: [DRBD-user] What to do about read errors on the primary?

2012-09-18 Thread Alan Robertson
There was another note mentioning backups... DRBD is designed to protect against server and disk failures. Backups primarily protect against human errors, disasters and so on - and I do have backups... Snarky comments aren't very helpful and don't have much place in civil discourse except

Re: [DRBD-user] What to do about read errors on the primary?

2012-09-18 Thread Dan Barker
I have read errors on the primary side, which caused the secondary to go into an inconsistent state. It's a shame you lost the logs. They would have said much. When drbd loses a primary disk, it continues to work, read/write, using the secondary disk. The active node will remain primary, the

Re: [DRBD-user] What to do about read errors on the primary?

2012-09-18 Thread Dan Barker
shot myself in the foot somewhere along the line I'm glad you don't need any help on that subject. I have much experience shooting my own foot; I'm glad I don't need to share them with youg. If the primary's disk is the best you've got, and it's worth some file corruption (drbd abhors any

Re: [DRBD-user] What to do about read errors on the primary?

2012-09-18 Thread Matt Graham
From: Dan Barker dbar...@visioncomm.net dd the contents of the primary disk to a new, hopefully identical disk. On error, dd will probably stop. You can then restart it beyond the bad spot with seek= [snippage] If you're going to try this approach, don't use dd. Use dd_rescue instead. (

Re: [DRBD-user] What to do about read errors on the primary?

2012-09-18 Thread Arnold Krille
Hi, On Tuesday 18 September 2012 10:05:31 Alan Robertson wrote: There was another note mentioning backups... DRBD is designed to protect against server and disk failures. Backups primarily protect against human errors, disasters and so on - and I do have backups... You called your

Re: [DRBD-user] What to do about read errors on the primary?

2012-09-18 Thread Alan Robertson
On 09/18/2012 04:37 PM, Arnold Krille wrote: Hi, On Tuesday 18 September 2012 10:05:31 Alan Robertson wrote: There was another note mentioning backups... DRBD is designed to protect against server and disk failures. Backups primarily protect against human errors, disasters and so on - and I