Re: [Gluster-users] [ovirt-users] VMs paused - unknown storage error - Stale file handle - distribute 2 - replica 3 volume with sharding

2018-11-25 Thread Sahina Bose
On Thu, Nov 22, 2018 at 5:51 PM Marco Lorenzo Crociani wrote: > > Hi, > I opened a bug on gluster because I have reading errors on files on a > gluster volume: > https://bugzilla.redhat.com/show_bug.cgi?id=1652548 > > The files are many of the VMs images of the oVirt DATA storage domain. > oVirt

Re: [Gluster-users] Restricting NFS-Ganesha to use NFSv4.0 only

2018-11-25 Thread Jiffin Thottan
Hi Nico, The option is ganesha-server specific option(not per export). U need to mention it in ganesha.conf in the following block NFSv4 { minor_versions = 1; } Not inside the block of block of volume configuration file - Original Message - From: "Nico van Royen"

Re: [Gluster-users] How to check running transactions in gluster?

2018-11-25 Thread Jeevan Patnaik
Hi Atin, Thanks for the details. I think the issue is with few of the nodes which aren't serving any bricks in rejected state. When I remove them from pool and stop glusterfs in those nodes, everything seems normal. We keep those nodes as spares, but have glusterd runnin. coz in our

Re: [Gluster-users] op-version compatibility with older clients

2018-11-25 Thread Atin Mukherjee
On Thu, Nov 22, 2018 at 3:30 AM mabi wrote: > Hello, > > I would like to know if by increasing the op-version of all my GlusterFS > volumes from the its actual version 31202 to 40100 by using the following > command: > > gluster volume set all op-version 40100 > > Will my clients using GlusterFS

Re: [Gluster-users] How to check running transactions in gluster?

2018-11-25 Thread Atin Mukherjee
On Mon, Nov 26, 2018 at 8:21 AM Atin Mukherjee wrote: > > > On Sun, Nov 25, 2018 at 8:40 PM Jeevan Patnaik > wrote: > >> Hi, >> >> I am getting output Another transaction is in progress with few gluster >> volume commands including stop command. And with gluster volume status >> command, it's

Re: [Gluster-users] How to check running transactions in gluster?

2018-11-25 Thread Atin Mukherjee
On Sun, Nov 25, 2018 at 8:40 PM Jeevan Patnaik wrote: > Hi, > > I am getting output Another transaction is in progress with few gluster > volume commands including stop command. And with gluster volume status > command, it's just hung and fails with timeout error. > This is primarily because of

Re: [Gluster-users] Can glusterd be restarted running on all nodes at once while clients are mounted?

2018-11-25 Thread Serkan Çoban
2500-3000 disks per cluster is maximum usable limit, after that almost nothing works. We are using 2700 disk cluster for cold storage with ec. Be careful on heal operations, i see 1 week /8T heal throughput... On Sun, Nov 25, 2018 at 6:16 PM Andreas Davour wrote: > > On Sun, 25 Nov 2018, Jeevan

[Gluster-users] How to check running transactions in gluster?

2018-11-25 Thread Jeevan Patnaik
Hi, I am getting output Another transaction is in progress with few gluster volume commands including stop command. And with gluster volume status command, it's just hung and fails with timeout error. So, I want to find out which transaction is hung and how to know this? I ran volume statedump

Re: [Gluster-users] Can glusterd be restarted running on all nodes at once while clients are mounted?

2018-11-25 Thread Jeevan Patnaik
Hi Andreas, Before rebooting, I have tried some performance tuning inorder to prevent timeout errors. As we have sufficient RAM and cpu power, I have increased transport.listen-backlog in Kernel and syn_backlog and max-connections in Kernel. So, I expected that it won't cause a problem. Also

Re: [Gluster-users] Can glusterd be restarted running on all nodes at once while clients are mounted?

2018-11-25 Thread Jeevan Patnaik
Ah..I am able to differentiate the hosts which are commonly rejected. It's the hosts that aren't serving any bricks. Is it a bad idea to keep a host that's not serving any bricks in pool? Don't they in sync with the other hosts? Regarding my previous assumption that all nodes shoudo be restarted

Re: [Gluster-users] Can glusterd be restarted running on all nodes at once while clients are mounted?

2018-11-25 Thread Jeevan Patnaik
Hi, I understand something now: I think glusterd should not be restarted on all nodes at once. And if this true, can anyone provide technical explanation of how it effects the checksum? And it seems to fix the rejected hosts, I need to clear the /var/lib/glusterd except gluster.info and start

[Gluster-users] Can glusterd be restarted running on all nodes at once while clients are mounted?

2018-11-25 Thread Jeevan Patnaik
Hi, I have different issues: I have restarted glusterd service on my 72 nodes almost parallelly with ansible while the gluster NFS clients are in mounted state After that many of the gluster peers went to rejected state. In logs, I see msg id 106010 stating that checksum doesn't match. I'm