thanks for reply. In my case it loks like I have not
"performance.stat-prefetch" enabled...

[root@ovirt-hci01 ~]# gluster volume info vms

Volume Name: vms
Type: Replicate
Volume ID: ba5fd3b8-0704-4462-8257-94b77a1222c4
Status: Started
Snapshot Count: 0
Number of Bricks: 1 x 2 = 2
Transport-type: tcp
Bricks:
Brick1: 10.0.4.13:/gluster_bricks/vms/vms
Brick2: 10.0.4.11:/gluster_bricks/vms/vms
Options Reconfigured:
performance.client-io-threads: off
cluster.eager-lock: enable
performance.io-cache: off
performance.read-ahead: off
performance.quick-read: off
user.cifs: off
network.ping-timeout: 30
network.remote-dio: off
performance.strict-o-direct: on
performance.low-prio-threads: 32
features.shard: on
storage.owner-gid: 36
storage.owner-uid: 36
transport.address-family: inet
storage.fips-mode-rchecksum: on
nfs.disable: on
cluster.self-heal-daemon: enable