[DRBD-user] a latency problem ( kernel:3.0.13 and drbd-8.3.12 )

2012-05-10 Thread Csurai Akos
Hello, I have a backup time degradation problem. In a nutshell (it looks a write latency performance): - the old IO pair ( SLES10 + drbd 8.2.6 ) can finish the task in 10 seconds - the new IO pair ( SLES11SP2 + drbd 8.3.12 ) can do it in 16 seconds only. I can force the old 8.2.6 configuration t

Re: [DRBD-user] a latency problem ( kernel:3.0.13 and drbd-8.3.12 )

2012-05-14 Thread Csurai Akos
that 8.3.12 won't be compiled with 2.16.x kernel too I hope we can find some kernel (or NFS or drbd) configuration option that help a bit. On 05/11/12 20:21, Zev Weiss wrote: On May 10, 2012, at 11:00 AM, Csurai Akos wrote: Hello, I have a backup time degradation problem. In a nutshel

[DRBD-user] strange checksum error

2012-08-01 Thread Csurai Akos
Hi, We have experienced a strange replication problem since we use B protocol. The scenario is the following: Some binary files are saved to the replicated IO pair ( kernel:3.0.13, drbd-8.3.12, protocol B, EXT3 ) Later they are copied to an other (but replicated) directory. They are still cons

Re: [DRBD-user] strange checksum error

2012-08-01 Thread Csurai Akos
On 08/01/12 10:22, Felix Frank wrote: Hi, On 08/01/2012 10:02 AM, Csurai Akos wrote: Those corrupted binary files has some 40 kbytes hole filled with zeros. Yes it can be a HW issue, but we did not see it with C protocol (which is deadly slow in our system unfortunately) Have someone seen

Re: [DRBD-user] drbd-8.4.2rc1.tar.gz

2012-08-13 Thread Csurai Akos
Hi, What do I need to be able to access the tar.gz? Forbidden You don't have permission to access /drbd/8.4/drbd-8.4.2rc1.tar.gz on this server. Apache Server at oss.linbit.com Port 80 Thanks in advanced: Akos p.s. All the other tar.gz can be downloaded from : http://oss.linbit.com/drbd/ O

Re: [DRBD-user] Automatic Primary

2012-08-14 Thread Csurai Akos
Hi, Just an idea: Last time when I see such a situation, someone suggested to print out the env ... and there I could see that the script was running in a wrong path. NFS was temporary unavailable and that caused the script "hanging" Akos On 08/13/12 23:34, J.R. Lillard wrote: I have a three

Re: [DRBD-user] Automatic Primary

2012-08-14 Thread Csurai Akos
Hi, Just an idea: Last time when I see such a situation, someone suggested to print out the env ... and there I could see that the script was running in a wrong path. NFS was temporary unavailable and that caused the script "hanging" Akos On 08/13/12 23:34, J.R. Lillard wrote: I have a three