trenb

# FIRST RUN
  write: io=66674MB, bw=227580KB/s, iops=56894, runt=300000msec
    slat (usec): min=8, max=110578, avg=15.98, stdev=128.26
    clat (usec): min=1, max=111181, avg=527.73, stdev=934.56
     lat (usec): min=12, max=111194, avg=543.86, stdev=955.93
    clat percentiles (usec):
     |  1.00th=[  370],  5.00th=[  378], 10.00th=[  382], 20.00th=[  390],
     | 30.00th=[  398], 40.00th=[  406], 50.00th=[  410], 60.00th=[  418],
     | 70.00th=[  426], 80.00th=[  442], 90.00th=[  628], 95.00th=[ 1112],
     | 99.00th=[ 2416], 99.50th=[ 2736], 99.90th=[ 7392], 99.95th=[13248],

trenb

# FIRST RUN
  write: io=29141MB, bw=99467KB/s, iops=24866, runt=300008msec
    slat (usec): min=1, max=40195, avg=38.91, stdev=587.62
    clat (usec): min=7, max=40697, avg=1206.90, stdev=3075.50
     lat (usec): min=130, max=40702, avg=1245.92, stdev=3120.81
    clat percentiles (usec):
     |  1.00th=[  143],  5.00th=[  147], 10.00th=[  153], 20.00th=[  161],
     | 30.00th=[  165], 40.00th=[  171], 50.00th=[  177], 60.00th=[  183],
     | 70.00th=[  195], 80.00th=[  217], 90.00th=[ 6752], 95.00th=[ 9024],
     | 99.00th=[12736], 99.50th=[14656], 99.90th=[20352], 99.95th=[24448],

trenb

# FIRST RUN
#
  write: io=14701MB, bw=50179KB/s, iops=12544, runt=300005msec
    slat (usec): min=1, max=199865, avg=78.38, stdev=1541.10
    clat (usec): min=7, max=599906, avg=2391.89, stdev=9076.47
     lat (usec): min=133, max=599915, avg=2470.39, stdev=9287.94
    clat percentiles (usec):
     |  1.00th=[  141],  5.00th=[  145], 10.00th=[  147], 20.00th=[  157],
     | 30.00th=[  167], 40.00th=[  175], 50.00th=[  181], 60.00th=[  189],
     | 70.00th=[  201], 80.00th=[  266], 90.00th=[ 9920], 95.00th=[11968],