Re: [libvirt-users] live migration via unix socket

2018-09-14 Thread David Vossel
On Wed, Sep 12, 2018 at 6:59 AM, Martin Kletzander wrote: > On Mon, Sep 10, 2018 at 02:38:48PM -0400, David Vossel wrote: > >> On Wed, Aug 29, 2018 at 4:55 AM, Daniel P. Berrangé >> wrote: >> >> On Tue, Aug 28, 2018 at 05:07:18PM -0400, David Vossel wrote: >>> > Hey, >>> > >>> > Over in KubeVirt

Re: [libvirt-users] NUMA issues on virtualized hosts

2018-09-14 Thread Lukas Hejtmanek
Hello again, when the iozone writes slow. This is how slabtop looks like: 62476752 62476728 0%0.10K 1601968 39 6407872K buffer_head 1000678 999168 0%0.56K 1429547571816K radix_tree_node 132184 125911 0%0.03K 1066 124 4264K kmalloc-32 118496 118224

Re: [libvirt-users] NUMA issues on virtualized hosts

2018-09-14 Thread Lukas Hejtmanek
Hello, ok, I found that cpu pinning was wrong, so I corrected it to be 1:1. The issue with iozone remains the same. The spec is running, however, it runs slower than 1-NUMA case. The corrected XML looks like follows: In this case, the first part took more than 1700 seconds. 1-NUMA config fi

Re: [libvirt-users] live migration and config

2018-09-14 Thread Dmitry Melekhov
14.09.2018 16:15, Jiri Denemark пишет: On Fri, Sep 14, 2018 at 16:00:43 +0400, Dmitry Melekhov wrote: 14.09.2018 15:43, Jiri Denemark пишет: On Thu, Sep 13, 2018 at 19:37:00 +0400, Dmitry Melekhov wrote: 13.09.2018 18:57, Jiri Denemark пишет: On Thu, Sep 13, 2018 at 18:38:57 +0400, Dmitry Mel

Re: [libvirt-users] live migration and config

2018-09-14 Thread Jiri Denemark
On Fri, Sep 14, 2018 at 16:00:43 +0400, Dmitry Melekhov wrote: > 14.09.2018 15:43, Jiri Denemark пишет: > > On Thu, Sep 13, 2018 at 19:37:00 +0400, Dmitry Melekhov wrote: > >> > >> 13.09.2018 18:57, Jiri Denemark пишет: > >>> On Thu, Sep 13, 2018 at 18:38:57 +0400, Dmitry Melekhov wrote: > 13.

[libvirt-users] NUMA issues on virtualized hosts

2018-09-14 Thread Lukas Hejtmanek
Hello, I have cluster with AMD EPYC 7351 cpu. Two CPUs per node. I have performance 8-NUMA configuration: This is from hypervizor: [root@hde10 ~]# lscpu Architecture: x86_64 CPU op-mode(s):32-bit, 64-bit Byte Order:Little Endian CPU(s):64 On-line CPU(s

Re: [libvirt-users] live migration and config

2018-09-14 Thread Dmitry Melekhov
14.09.2018 15:43, Jiri Denemark пишет: On Thu, Sep 13, 2018 at 19:37:00 +0400, Dmitry Melekhov wrote: 13.09.2018 18:57, Jiri Denemark пишет: On Thu, Sep 13, 2018 at 18:38:57 +0400, Dmitry Melekhov wrote: 13.09.2018 17:47, Jiri Denemark пишет: On Thu, Sep 13, 2018 at 10:35:09 +0400, Dmitry Me

Re: [libvirt-users] live migration and config

2018-09-14 Thread Jiri Denemark
On Thu, Sep 13, 2018 at 19:37:00 +0400, Dmitry Melekhov wrote: > > > 13.09.2018 18:57, Jiri Denemark пишет: > > On Thu, Sep 13, 2018 at 18:38:57 +0400, Dmitry Melekhov wrote: > >> > >> 13.09.2018 17:47, Jiri Denemark пишет: > >>> On Thu, Sep 13, 2018 at 10:35:09 +0400, Dmitry Melekhov wrote: > >>