• Asias He's avatar
    virtio_blk: Drop unused request tracking list · f65ca1dc
    Asias He authored
    Benchmark shows small performance improvement on fusion io device.
    
    Before:
      seq-read : io=1,024MB, bw=19,982KB/s, iops=39,964, runt= 52475msec
      seq-write: io=1,024MB, bw=20,321KB/s, iops=40,641, runt= 51601msec
      rnd-read : io=1,024MB, bw=15,404KB/s, iops=30,808, runt= 68070msec
      rnd-write: io=1,024MB, bw=14,776KB/s, iops=29,552, runt= 70963msec
    
    After:
      seq-read : io=1,024MB, bw=20,343KB/s, iops=40,685, runt= 51546msec
      seq-write: io=1,024MB, bw=20,803KB/s, iops=41,606, runt= 50404msec
      rnd-read : io=1,024MB, bw=16,221KB/s, iops=32,442, runt= 64642msec
      rnd-write: io=1,024MB, bw=15,199KB/s, iops=30,397, runt= 68991msec
    Signed-off-by: default avatarAsias He <asias@redhat.com>
    Signed-off-by: default avatarRusty Russell <rusty@rustcorp.com.au>
    f65ca1dc
virtio_blk.c 17.4 KB