High IO delay Direct mount bind zfs

[Alexey]

There are several filewalkers, many of them are running regularly, or only on start.
The used-space-filewalker is running only on start, all others - runs periodically, see

Filewalker status

Logs should be at least info level Used space filewalker Task: Calculates disk usage by scanning all pieces and updates the local node databases afterwards with these values docker logs storagenode -f 2>&1 | grep "used-space-filewalker" | grep -E "started|finished" GC filewalker Task: Based on a Bloom filter it marks pieces as expired for removal by the retain process docker logs storagenode -f 2>&1 | grep "gc-filewalker" | grep -E "started|finished" Trash-cleanup filewalker Task: Deletes p…