Malem teman, saya mau tanya speed IO SSD standard yang di RAID 1 berapa ya? saya abis test dapat hasil berikut kira2 wajar tidak ya?
Mengenai latency katanya local SSD bisa 0,3ms klo gak salah. Sedangkan saya sebelumnya bisa sampe 2ms naik turun.
Anjurannya dibawah 1ms sih. Apa perlu replace? tolong pencerahannya.
Mengenai latency katanya local SSD bisa 0,3ms klo gak salah. Sedangkan saya sebelumnya bisa sampe 2ms naik turun.
Anjurannya dibawah 1ms sih. Apa perlu replace? tolong pencerahannya.
IOPS
I/O Pings
ioping -c 10
request=1 time=2.5 ms
request=2 time=0.9 ms
request=3 time=1.2 ms
request=4 time=5.0 ms
request=5 time=4.9 ms
request=6 time=4.6 ms
request=7 time=12.7 ms
request=8 time=4.2 ms
request=9 time=0.4 ms
request=10 time=1.6 ms
10 requests completed in 9038.8 ms, 264 iops, 1.0 mb/s
I/O Seek Test (No Cache)
ioping -RD
8628 iops, 33.7 mb/s
min/avg/max/mdev = 0.1/0.1/3.2/0.0 ms
I/O Reads - Sequential
ioping -RL
1221 iops, 305.2 mb/s
min/avg/max/mdev = 0.8/0.8/2.9/0.1 ms
I/O Reads - Cached
ioping -RC
453769 iops, 1772.5 mb/s
min/avg/max/mdev = 0.0/0.0/0.1/0.0 ms
DD
dd if=/dev/zero of=sb-io-test bs=1M count=1k conv=fdatasync
2.61596 s, 410 MB/s
dd if=/dev/zero of=sb-io-test bs=64k count=16k conv=fdatasync
2.46831 s, 435 MB/s
dd if=/dev/zero of=sb-io-test bs=1M count=1k oflag=dsync
34.2652 s, 31.3 MB/s
dd if=/dev/zero of=sb-io-test bs=64k count=16k oflag=dsync
443.592 s, 2.4 MB/s
FIO
Read IOPS 150607.0
Read Bandwidth 602.4 MB/second
Write IOPS 34226.0
Write Bandwidth 136.9 MB/second
Raw FIO Output
FIO random reads:
randomreads: (g=0): rw=randread, bs=4K-4K/4K-4K, ioengine=libaio, iodepth=64
fio-2.0.9
Starting 1 process
randomreads: Laying out IO file(s) (1 file(s) / 1024MB)
randomreads: (groupid=0, jobs=1): err= 0: pid=2174: Mon Aug 24 08:57:12 2015
read : io=1024.3MB, bw=602428KB/s, iops=150607 , runt= 1741msec
cpu : usr=8.39%, sys=87.59%, ctx=7096, majf=0, minf=89
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0%
submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.1%, >=64=0.0%
issued : total=r=262207/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=1024.3MB, aggrb=602428KB/s, minb=602428KB/s, maxb=602428KB/s, mint=1741msec, maxt=1741msec
Disk stats (read/write):
md2: ios=237121/0, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=131103/0, aggrmerge=0/0, aggrticks=50380/0, aggrin_queue=50353, aggrutil=93.65%
sda: ios=132035/0, merge=0/0, ticks=50239/0, in_queue=50213, util=93.60%
sdb: ios=130172/0, merge=0/0, ticks=50521/0, in_queue=50494, util=93.65%
Done
FIO random writes:
randomwrites: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=libaio, iodepth=64
fio-2.0.9
Starting 1 process
randomwrites: (groupid=0, jobs=1): err= 0: pid=2178: Mon Aug 24 08:57:20 2015
write: io=1024.3MB, bw=136905KB/s, iops=34226 , runt= 7661msec
cpu : usr=6.95%, sys=63.67%, ctx=64619, majf=0, minf=25
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0%
submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.1%, >=64=0.0%
issued : total=r=0/w=262207/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=1024.3MB, aggrb=136904KB/s, minb=136904KB/s, maxb=136904KB/s, mint=7661msec, maxt=7661msec
Disk stats (read/write):
md2: ios=0/262238, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=0/262201, aggrmerge=0/36, aggrticks=0/150096, aggrin_queue=149991, aggrutil=85.42%
sda: ios=0/262198, merge=0/40, ticks=0/159242, in_queue=159125, util=85.42%
sdb: ios=0/262205, merge=0/33, ticks=0/140951, in_queue=140858, util=83.99%
Done
I/O Pings
ioping -c 10
request=1 time=2.5 ms
request=2 time=0.9 ms
request=3 time=1.2 ms
request=4 time=5.0 ms
request=5 time=4.9 ms
request=6 time=4.6 ms
request=7 time=12.7 ms
request=8 time=4.2 ms
request=9 time=0.4 ms
request=10 time=1.6 ms
10 requests completed in 9038.8 ms, 264 iops, 1.0 mb/s
I/O Seek Test (No Cache)
ioping -RD
8628 iops, 33.7 mb/s
min/avg/max/mdev = 0.1/0.1/3.2/0.0 ms
I/O Reads - Sequential
ioping -RL
1221 iops, 305.2 mb/s
min/avg/max/mdev = 0.8/0.8/2.9/0.1 ms
I/O Reads - Cached
ioping -RC
453769 iops, 1772.5 mb/s
min/avg/max/mdev = 0.0/0.0/0.1/0.0 ms
DD
dd if=/dev/zero of=sb-io-test bs=1M count=1k conv=fdatasync
2.61596 s, 410 MB/s
dd if=/dev/zero of=sb-io-test bs=64k count=16k conv=fdatasync
2.46831 s, 435 MB/s
dd if=/dev/zero of=sb-io-test bs=1M count=1k oflag=dsync
34.2652 s, 31.3 MB/s
dd if=/dev/zero of=sb-io-test bs=64k count=16k oflag=dsync
443.592 s, 2.4 MB/s
FIO
Read IOPS 150607.0
Read Bandwidth 602.4 MB/second
Write IOPS 34226.0
Write Bandwidth 136.9 MB/second
Raw FIO Output
FIO random reads:
randomreads: (g=0): rw=randread, bs=4K-4K/4K-4K, ioengine=libaio, iodepth=64
fio-2.0.9
Starting 1 process
randomreads: Laying out IO file(s) (1 file(s) / 1024MB)
randomreads: (groupid=0, jobs=1): err= 0: pid=2174: Mon Aug 24 08:57:12 2015
read : io=1024.3MB, bw=602428KB/s, iops=150607 , runt= 1741msec
cpu : usr=8.39%, sys=87.59%, ctx=7096, majf=0, minf=89
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0%
submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.1%, >=64=0.0%
issued : total=r=262207/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
READ: io=1024.3MB, aggrb=602428KB/s, minb=602428KB/s, maxb=602428KB/s, mint=1741msec, maxt=1741msec
Disk stats (read/write):
md2: ios=237121/0, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=131103/0, aggrmerge=0/0, aggrticks=50380/0, aggrin_queue=50353, aggrutil=93.65%
sda: ios=132035/0, merge=0/0, ticks=50239/0, in_queue=50213, util=93.60%
sdb: ios=130172/0, merge=0/0, ticks=50521/0, in_queue=50494, util=93.65%
Done
FIO random writes:
randomwrites: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=libaio, iodepth=64
fio-2.0.9
Starting 1 process
randomwrites: (groupid=0, jobs=1): err= 0: pid=2178: Mon Aug 24 08:57:20 2015
write: io=1024.3MB, bw=136905KB/s, iops=34226 , runt= 7661msec
cpu : usr=6.95%, sys=63.67%, ctx=64619, majf=0, minf=25
IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0%
submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.1%, >=64=0.0%
issued : total=r=0/w=262207/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs):
WRITE: io=1024.3MB, aggrb=136904KB/s, minb=136904KB/s, maxb=136904KB/s, mint=7661msec, maxt=7661msec
Disk stats (read/write):
md2: ios=0/262238, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=0/262201, aggrmerge=0/36, aggrticks=0/150096, aggrin_queue=149991, aggrutil=85.42%
sda: ios=0/262198, merge=0/40, ticks=0/159242, in_queue=159125, util=85.42%
sdb: ios=0/262205, merge=0/33, ticks=0/140951, in_queue=140858, util=83.99%
Done