Re: [ClusterLabs] Problem with high load (IO)

2021-09-30 Thread Strahil Nikolov via Users
Dif you try the 'ionice -c 2 -n 7 nice cp ' ? Best Regards,Strahil Nikolov On Thu, Sep 30, 2021 at 14:58, Lentes, Bernd wrote: - On Sep 30, 2021, at 3:55 AM, Gang He g...@suse.com wrote: >> >> 1) No problems during this step, the procedure just needs a few seconds. >> reflink is

Re: [ClusterLabs] Problem with high load (IO)

2021-09-30 Thread Lentes, Bernd
- On Sep 30, 2021, at 3:55 AM, Gang He g...@suse.com wrote: >> >> 1) No problems during this step, the procedure just needs a few seconds. >> reflink is a binary. See reflink --help >> Yes, it is a cluster filesystem. I do the procedure just on one node, >> so i don't have duplicates. >>

Re: [ClusterLabs] Problem with high load (IO)

2021-09-29 Thread Gang He via Users
On 2021/9/29 16:20, Lentes, Bernd wrote: - On Sep 29, 2021, at 4:37 AM, Gang He g...@suse.com wrote: Hi Lentes, Thank for your feedback. I have some questions as below, 1) how to clone these VM images from each ocfs2 nodes via reflink? do you encounter any problems during this step? I

Re: [ClusterLabs] Problem with high load (IO)

2021-09-29 Thread Lentes, Bernd
- On Sep 29, 2021, at 4:37 AM, Gang He g...@suse.com wrote: > Hi Lentes, > > Thank for your feedback. > I have some questions as below, > 1) how to clone these VM images from each ocfs2 nodes via reflink? > do you encounter any problems during this step? > I want to say, this is a shared fi

Re: [ClusterLabs] Problem with high load (IO)

2021-09-28 Thread Klaus Wenninger
On Tue, Sep 28, 2021 at 11:23 AM Lentes, Bernd < bernd.len...@helmholtz-muenchen.de> wrote: > > > - On Sep 27, 2021, at 2:51 PM, Pacemaker ML users@clusterlabs.org > wrote: > > > I would use something liek this: > > > > ionice -c 2 -n 7 nice cp XXX YYY > > > > Best Regards, > > Strahil Nikolov

Re: [ClusterLabs] Problem with high load (IO)

2021-09-28 Thread Lentes, Bernd
- On Sep 27, 2021, at 2:51 PM, Pacemaker ML users@clusterlabs.org wrote: > I would use something liek this: > > ionice -c 2 -n 7 nice cp XXX YYY > > Best Regards, > Strahil Nikolov Just for a better understanding: ionice does not relate to the copy procedure in this commandline, but to t

Re: [ClusterLabs] Problem with high load (IO)

2021-09-27 Thread Ken Gaillot
On Mon, 2021-09-27 at 17:12 +, Strahil Nikolov wrote: > Hey Ken, > > how should someone set the maintenace via pcs ? > > Best Regards, > Strahil Nikolov pcs only supports rules for operation defaults, resource defaults, and location rules (and implicitly for move/ban lifetimes). So, you cou

Re: [ClusterLabs] Problem with high load (IO)

2021-09-27 Thread Strahil Nikolov via Users
Hey Ken, how should someone set the maintenace via pcs ? Best Regards,Strahil Nikolov On Mon, Sep 27, 2021 at 19:56, Ken Gaillot wrote: On Mon, 2021-09-27 at 12:37 +0200, Lentes, Bernd wrote: > Hi, > > i have a two-node cluster running on SLES 12SP5 with two HP servers > and a common FC S

Re: [ClusterLabs] Problem with high load (IO)

2021-09-27 Thread Ken Gaillot
On Mon, 2021-09-27 at 12:37 +0200, Lentes, Bernd wrote: > Hi, > > i have a two-node cluster running on SLES 12SP5 with two HP servers > and a common FC SAN. > Most of my resources are virtual domains offering databases and web > pages. > The disks from the domains reside on a OCFS2 Volume on a FC

Re: [ClusterLabs] Problem with high load (IO)

2021-09-27 Thread Lentes, Bernd
- On Sep 27, 2021, at 2:51 PM, Pacemaker ML users@clusterlabs.org wrote: > I would use something liek this: > > ionice -c 2 -n 7 nice cp XXX YYY > > Best Regards, > Strahil Nikolov > Hi Strahil, that sounds interesting, i didn't know ionice. I will have a look on the man-pages. Thanks.

Re: [ClusterLabs] Problem with high load (IO)

2021-09-27 Thread Strahil Nikolov via Users
I would use something liek this: ionice -c 2 -n 7 nice cp XXX YYY Best Regards, Strahil Nikolov В понеделник, 27 септември 2021 г., 13:37:31 ч. Гринуич+3, Lentes, Bernd написа: Hi, i have a two-node cluster running on SLES 12SP5 with two HP servers and a common FC SAN. Most of my re

[ClusterLabs] Problem with high load (IO)

2021-09-27 Thread Lentes, Bernd
Hi, i have a two-node cluster running on SLES 12SP5 with two HP servers and a common FC SAN. Most of my resources are virtual domains offering databases and web pages. The disks from the domains reside on a OCFS2 Volume on a FC SAN. Each night a 9pm all domains are snapshotted with the OCFS2 tool