virtio_scsi performance

  1. B

    High virtio-scsi I/O in one VM crashes all VMs using virtio-scsi

    Hi everyone, I've been having a performance issue with virtio-scsi for some time after migrating from ESX last year, with the VM becoming unresponsive and sometimes causing other VMs using virtio-scsi to hang too. I previously only saw the issue with Windows VMs during Windows updates, usually...
  2. mir


    Can anybody explain the big performance difference between VIRTIO SCSI and VIRTIO SCSI single especially when using iotread=0 and iothread=1? read : io=1637.7MB, bw=39596KB/s, iops=6491, runt= 42350msec VIRTIO SCSI iotread=0 read : io=1637.7MB, bw=41136KB/s, iops=6744, runt= 40765msec VIRTIO...


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