Hi,
we've some glusterfs client hanging uninterruptible processes ("ps aux" stat is on "D" ).
process has high cpu useage nginx processes is freeze in state D
The glusterfs version is glusterfs 4.1.5
gluster vol info Volume Name: web Type: Distribute Volume ID: bdef10eb-1c83-410c-8ad3-fe286450004b Status: Started Snapshot Count: 0 Number of Bricks: 3 Transport-type: tcp Bricks: Brick1: gluster1:/home/export/md3/brick Brick2: gluster1:/export/md2/brick Brick3: gluster2:/home/export/md3/brick Options Reconfigured: performance.quick-read: off performance.io-cache: off network.compression: on nfs.disable: on features.inode-quota: off features.quota: off
After the cpu grows to 200%.The nginx process is in D state and freeze.statedump is in the attachment.
Attachment:
glusterdump.16281.dump.1543479606
Description: Binary data
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