fio

  1. rwatt

    ZFS Extremely slow disk I/O on OpenStack. Need help interpreting results.

    I started going down this rabbit hole after upgrading three virtual machines from FreeBSD 14.3-RELEASE-p9 to 14.4-RELEASE. These are hosted on an OpenStack cluster not administered by me. This was a proof-of-concept, so to speak, to move some servers off VMware vSphere to another group's...
    • rwatt
    • Thread
    • bonnie++ disk i/o fio openstack slow i/o vsphere
    • Replies: 6
    • Forum: Storage
  2. H

    FreeBSD 13.0: Observing corruption in SGL

    Hello , In freeBSD 13.0, while running IO with blocksize 1MB observed corruption in SGL received. Ran IO with FIO (version 3.28)IO tool. Command used : fio --filename=/dev/da0: -direct=1 -iodepth=32 -ioengine=posixaio -rw=randrw -bs=1024k -numjobs=8 -runtime=30 -group_reporting -name=stress...
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