Re: [pve-devel] qemu-server:add support for hugetlbfs

2014-12-21 Thread Alexandre DERUMIER
1.) Is there some edivence that it is faster (under realistic workload)? I known that transparent hugepage can be really a problem with a lot of database (oracle,mysql,redis,..) I never bench it myself, but I hope that Cesar will do it ;). Disable transparent hugepage is a solution, but it's

Re: [pve-devel] qemu-server:add support for hugetlbfs

2014-12-21 Thread Dietmar Maurer
On December 21, 2014 at 1:23 PM Alexandre DERUMIER aderum...@odiso.com wrote: 1.) Is there some edivence that it is faster (under realistic workload)? I known that transparent hugepage can be really a problem with a lot of database (oracle,mysql,redis,..) I never bench it myself, but

[pve-devel] [PATCH] this commit:

2014-12-21 Thread Stefan Priebe
commit 1c0c1c17b020710fd841c399c1e147ccc10007cd Author: Wolfgang Link wolfg...@linksystems.org Date: Wed Nov 26 11:11:40 2014 +0100 shutdown by Qemu Guest Agent if the agent flag in the config is set Important: guest-shutdown returns only by error a message. Signed-off-by:

Re: [pve-devel] Crashing debian wheezy guests after migration

2014-12-21 Thread Stefan Priebe
Am 21.12.2014 08:30, schrieb Alexandre DERUMIER: Hi Stefan, I'm also manage a lot of wheezy guest (maybe 400-500 vms), but don't use stock 3.2 kernel. I'm using custom 3.7 kernel without problem, but also 3.14 and 3.16 kernel from wheezy backports. I never had screen frozen or black after

Re: [pve-devel] Crashing debian wheezy guests after migration

2014-12-21 Thread Michael Rasmussen
On Sun, 21 Dec 2014 21:13:01 +0100 Stefan Priebe s.pri...@profihost.ag wrote: May be it is related to this code: http://git.qemu.org/?p=qemu.git;a=commit;h=a096b3a6732f846ec57dc28b47ee9435aa0609bf I see this happen now and then but it has never caused a crash. Experienced this with: -

Re: [pve-devel] qemu-server:add support for hugetlbfs

2014-12-21 Thread Cesar Peschiera
Yes i will do the test for MS-SQL-Server 2008 STD with and without THP (Transparent Huge Pages) in a VM with 243 GB RAM (without KSM and Balloon enabled) as soon as i have solved my problem of quorum, and i will communicate the results. Moreover, i guess that the best choice is that you can

Re: [pve-devel] Quorum problems with NICs Intel of 10 Gb/s and VMsturns off

2014-12-21 Thread Cesar Peschiera
After several checks, I found the problem in these two servers: a configuration in the Hardware Bios that isn't compatible with the pve-kernel-3.10.0-5, and my NICs was getting the link to down and after up. (i guess that soon i will comunicate my setup of BIOS in Dell R720). ... :-) But now i

Re: [pve-devel] Crashing debian wheezy guests after migration

2014-12-21 Thread Stefan Priebe - Profihost AG
Am 21.12.2014 um 22:51 schrieb Michael Rasmussen: On Sun, 21 Dec 2014 21:13:01 +0100 Stefan Priebe s.pri...@profihost.ag wrote: May be it is related to this code: http://git.qemu.org/?p=qemu.git;a=commit;h=a096b3a6732f846ec57dc28b47ee9435aa0609bf I see this happen now and then but it has