[ovirt-users] Re: i/o wait and slow system

I enabled libgfapi and powered off / on the VM. - engine-config --all - LibgfApiSupported: true version: 4.3 How can I see that this is active on the VM? The disk looks the same like before. - virsh dumpxml 15 <disk type='file' device='disk' snapshot='no'> <driver name='qemu' type='raw' cache='none' error_policy='stop' io='threads'/> <source file='/rhev/data-center/mnt/glusterSD/10.9.9.101:_vmstore/f2c621de-42bf-4dbf-920c-adf4506b786d/images/1e231e3e-d98c-491a-9236-907814d4837/c755aaa3-7d3d-4c0d-8184-c6aae37229ba'> <seclabel model='dac' relabel='no'/> </source> <backingStore/> <target dev='sdc' bus='scsi'/> <address type='drive' controller='0' bus='0' target='0' unit='3'/> </disk> Here is the Volume setup: Volume Name: vmstore Type: Distributed-Replicate Volume ID: 195e2a05-9667-4b8b-b0b7-82294631de50 Status: Started Snapshot Count: 0 Number of Bricks: 2 x 3 = 6 Transport-type: tcp Bricks: Brick1: 10.9.9.101:/gluster_bricks/vmstore/vmstore Brick2: 10.9.9.102:/gluster_bricks/vmstore/vmstore Brick3: 10.9.9.103:/gluster_bricks/vmstore/vmstore Brick4: 10.9.9.101:/gluster_bricks/S4CYNF0M219849L/S4CYNF0M219849L Brick5: 10.9.9.102:/gluster_bricks/S4CYNF0M219836L/S4CYNF0M219836L Brick6: 10.9.9.103:/gluster_bricks/S4CYNF0M219801Y/S4CYNF0M219801Y Options Reconfigured: performance.write-behind-window-size: 64MB performance.flush-behind: on performance.stat-prefetch: on performance.client-io-threads: on nfs.disable: on transport.address-family: inet performance.strict-o-direct: on performance.quick-read: off performance.read-ahead: on performance.io-cache: off performance.low-prio-threads: 32 network.remote-dio: off cluster.eager-lock: enable cluster.quorum-type: auto cluster.server-quorum-type: server cluster.data-self-heal-algorithm: full cluster.locking-scheme: granular cluster.shd-max-threads: 8 cluster.shd-wait-qlength: 10000 features.shard: on user.cifs: off cluster.choose-local: on client.event-threads: 4 server.event-threads: 4 network.ping-timeout: 30 storage.owner-uid: 36 storage.owner-gid: 36 cluster.granular-entry-heal: enable Thank you for your support.