[ovirt-users] Re: ovirt 4.4 and CentOS 8 and multipath with Equallogic

2021-02-01 Thread David Teigland
On Mon, Feb 01, 2021 at 07:18:24PM +0200, Nir Soffer wrote: > Assuming we could use: > > io_timeout = 10 > renewal_retries = 8 > > The worst case would be: > > 00 sanlock renewal succeeds > 19 storage fails > 20 sanlock try to renew lease 1/7 (timeout=10) > 30 sanlock renewal

[ovirt-users] Re: [EXTERNAL] Re: Storage Domain won't activate

2020-09-04 Thread David Teigland
On Sat, Sep 05, 2020 at 12:25:45AM +0300, Nir Soffer wrote: > > > /var/log/sanlock.log contains a repeating: > > > add_lockspace > > > > > e1270474-108c-4cae-83d6-51698cffebbf:1:/dev/e1270474-108c-4cae-83d6-51698cf > > > febbf/ids:0 conflicts with name of list1 s1 > > > > >

[ovirt-users] Re: Failed to activate Storage Domain --- ovirt 4.2

2019-06-10 Thread David Teigland
On Mon, Jun 10, 2019 at 10:59:43PM +0300, Nir Soffer wrote: > > [root@uk1-ion-ovm-18 pvscan > > /dev/mapper/36000d31005697814: Checksum error at offset > > 4397954425856 > > Couldn't read volume group metadata from > > /dev/mapper/36000d31005697814. > >

[ovirt-users] Re: iSCSI constantly reading from storage (about 8 Mbps) after connecting hosts to storage

2018-10-17 Thread David Teigland
On Wed, Oct 17, 2018 at 11:37:33PM +0300, Nir Soffer wrote: > - sanlock reads 1MiB from the logical volume "domain-uuid/ids" every 20 > seconds Every 20 seconds sanlock reads 1MB and writes 512 bytes to monitor and renew its leases in the lockspace. ___

Re: [ovirt-users] iSCSI domain on 4kn drives

2017-11-13 Thread David Teigland
On Sat, Nov 11, 2017 at 12:24:25AM +, Nir Soffer wrote: > David, do you know if 4k disks over NFS works for sanlock? When using files, sanlock always does 512 byte i/o. This can be a problem when there are 4k disks used under NFS. On disks, sanlock detects the sector size (with libblkid)

Re: [ovirt-users] moving disk failed.. remained locked

2017-02-23 Thread David Teigland
t better then than I could now! (I need to include this somewhere in the man page.) commit 6313c709722b3ba63234a75d1651a160bf1728ee Author: David Teigland <teigl...@redhat.com> Date: Wed Mar 9 11:58:21 2016 -0600 sanlock: renewal history Keep a history of read and write latenc

Re: [ovirt-users] packages that can be updated without maintening hosts

2017-01-24 Thread David Teigland
On Mon, Jan 23, 2017 at 09:50:38PM +0200, Nir Soffer wrote: > >> The major issue is sanlock, if it is maintaining a lease on storage, > >> updating sanlock will cause the host to reboot. Sanlock is not > >> petting the host watchdog because you killed sanlock during the > >> upgrade, the watchdog

Re: [ovirt-users] Sanlock add Lockspace Errors

2016-06-02 Thread David Teigland
On Thu, Jun 02, 2016 at 06:47:37PM +0300, Nir Soffer wrote: > > This is a mess that's been caused by improper use of storage, and various > > sanity checks in sanlock have all reported errors for "impossible" > > conditions indicating that something catastrophic has been done to the > > storage

Re: [ovirt-users] Sanlock add Lockspace Errors

2016-06-02 Thread David Teigland
> verify_leader 2 wrong space name > 4643f652-8014-4951-8a1a-02af41e67d08 > f757b127-a951-4fa9-bf90-81180c0702e6 > /dev/f757b127-a951-4fa9-bf90-81180c0702e6/ids > leader1 delta_acquire_begin error -226 lockspace > f757b127-a951-4fa9-bf90-81180c0702e6 host_id 2 VDSM has tried to join

Re: [ovirt-users] open error -13 = sanlock

2016-03-01 Thread David Teigland
On Wed, Mar 02, 2016 at 12:15:17AM +0200, Nir Soffer wrote: > 1. Stop engine, so it will not try to start vdsm > 2. Stop vdsm on all hosts, so they do not try to acquire a host id with > sanlock > This does not affect running vms > 3. Fix the permissions on the ids file, via glusterfs mount >

Re: [ovirt-users] Missing dom_md/ids file

2016-02-19 Thread David Teigland
On Fri, Feb 19, 2016 at 11:34:28PM +0200, Nir Soffer wrote: > On Fri, Feb 19, 2016 at 10:58 PM, Cameron Christensen > wrote: > > Hello, > > > > I am using glusterfs storage and ran into a split-brain issue. One of the > > file affected by split-brain was

Re: [Users] SELinux denials on Sanlock

2012-06-19 Thread David Teigland
On Tue, Jun 19, 2012 at 01:29:30PM -0400, Daniel J Walsh wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 06/19/2012 12:13 PM, David Teigland wrote: type=AVC msg=audit(1340053766.745:7): avc: denied { open } for pid=1908 comm=wdmd name=wdmd.pid dev=dm-0 ino=1574530 scontext