Re: [## 385523 ##] Disk I/O di Neo Lite kembali bermasalah

[Ammar Faizi <ammarfaizi2@gnuweeb.org>]

On Fri, Jul 12, 2024 at 06:00:04AM -0700, Ammar Rafli wrote:
> Hi Bapak Ammar
>  
>  Selamat Malam
>  
> Menanggapi email yang disampaikan, Mohon informasinya apakah Bapak melakukan fio nya saat script stresstest berjalan? 
>  Jika iya, apakah Bapak bisa men-kill script stresstest nya dahulu lalu coba jalankan command fio nya kembali Pak?
>  
>  Mohon informasinya pada ticket ini.

Iya, tadi dalam keadaan stress test berjalan, berikut hasilnya setelah
saya test fio lagi tanpa dibarengi stress test:

root@wjv001:~/fio# ./fio --ioengine=io_uring --direct=1 --gtod_reduce=1 --name=test --rw=write --filename=./test --bs=8k --iodepth=256 --size=2Gb --runtime=60 --numjobs=4 --time_based --rwmixread=75 --group_reporting && \
./fio --ioengine=io_uring --direct=1 --gtod_reduce=1 --name=test --rw=rw --filename=./test --bs=8k --iodepth=256 --size=2Gb --runtime=60 --numjobs=4 --time_based --rwmixread=50 --group_reporting && \
./fio --ioengine=io_uring --direct=1 --gtod_reduce=1 --name=test --rw=randread --filename=./test --bs=8k --iodepth=256 --size=2Gb --runtime=60 --numjobs=4 --time_based --rwmixread=100 --group_reporting && \
./fio --ioengine=io_uring --direct=1 --gtod_reduce=1 --name=test --rw=randwrite --filename=./test --bs=8k --iodepth=256 --size=2Gb --runtime=60 --numjobs=4 --time_based --rwmixread=75 --group_reporting && \
./fio --ioengine=io_uring --direct=1 --gtod_reduce=1 --name=test --rw=randrw --filename=./test --bs=8k --iodepth=256 --size=2Gb --runtime=60 --numjobs=4 --time_based --rwmixread=0 --group_reporting
test: (g=0): rw=write, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=io_uring, iodepth=256
...
fio-3.37-60-g6eaa64
Starting 4 processes
Jobs: 4 (f=4): [W(4)][5.4%][w=1840KiB/s][w=230 IOPS][eta 18m:15s]  
test: (groupid=0, jobs=4): err= 0: pid=18772: Fri Jul 12 20:10:11 2024
  write: IOPS=1000, BW=8003KiB/s (8195kB/s)(477MiB/61088msec); 0 zone resets
   bw (  KiB/s): min=  416, max=21296, per=100.00%, avg=8027.61, stdev=1013.58, samples=479
   iops        : min=   52, max= 2662, avg=1003.43, stdev=126.70, samples=479
  cpu          : usr=0.09%, sys=0.30%, ctx=26174, majf=0, minf=19
  IO depths    : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.2%, >=64=99.6%
     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=0.0%, >=64=0.1%
     issued rwts: total=0,61112,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=256

Run status group 0 (all jobs):
  WRITE: bw=8003KiB/s (8195kB/s), 8003KiB/s-8003KiB/s (8195kB/s-8195kB/s), io=477MiB (501MB), run=61088-61088msec

Disk stats (read/write):
  sda: ios=1/60973, sectors=8/975392, merge=0/23, ticks=1/54371694, in_queue=54372476, util=99.97%
test: (g=0): rw=rw, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=io_uring, iodepth=256
...
fio-3.37-60-g6eaa64
Starting 4 processes
Jobs: 4 (f=4): [M(4)][100.0%][r=8368KiB/s,w=8312KiB/s][r=1046,w=1039 IOPS][eta 00m:00s]
test: (groupid=0, jobs=4): err= 0: pid=18830: Fri Jul 12 20:11:12 2024
  read: IOPS=993, BW=7949KiB/s (8139kB/s)(469MiB/60477msec)
   bw (  KiB/s): min=  928, max=15264, per=100.00%, avg=7953.51, stdev=572.87, samples=479
   iops        : min=  116, max= 1908, avg=994.16, stdev=71.61, samples=479
  write: IOPS=998, BW=7992KiB/s (8184kB/s)(472MiB/60477msec); 0 zone resets
   bw (  KiB/s): min= 2768, max=15456, per=100.00%, avg=8061.87, stdev=546.67, samples=476
   iops        : min=  346, max= 1932, avg=1007.71, stdev=68.33, samples=476
  cpu          : usr=0.18%, sys=0.61%, ctx=57583, majf=0, minf=27
  IO depths    : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=99.8%
     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=0.0%, >=64=0.1%
     issued rwts: total=60089,60415,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=256

Run status group 0 (all jobs):
   READ: bw=7949KiB/s (8139kB/s), 7949KiB/s-7949KiB/s (8139kB/s-8139kB/s), io=469MiB (492MB), run=60477-60477msec
  WRITE: bw=7992KiB/s (8184kB/s), 7992KiB/s-7992KiB/s (8184kB/s-8184kB/s), io=472MiB (495MB), run=60477-60477msec

Disk stats (read/write):
  sda: ios=60000/60435, sectors=960000/966856, merge=0/7, ticks=29529611/28322494, in_queue=57852707, util=100.00%
test: (g=0): rw=randread, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=io_uring, iodepth=256
...
fio-3.37-60-g6eaa64
Starting 4 processes
Jobs: 4 (f=4): [r(4)][5.1%][r=1873KiB/s][r=234 IOPS][eta 18m:54s]   
test: (groupid=0, jobs=4): err= 0: pid=18836: Fri Jul 12 20:12:13 2024
  read: IOPS=1001, BW=8012KiB/s (8205kB/s)(478MiB/61145msec)
   bw (  KiB/s): min=  224, max=18592, per=100.00%, avg=8096.67, stdev=934.34, samples=476
   iops        : min=   28, max= 2326, avg=1012.10, stdev=116.80, samples=476
  cpu          : usr=0.15%, sys=0.33%, ctx=41342, majf=0, minf=2075
  IO depths    : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.2%, >=64=99.6%
     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=0.0%, >=64=0.1%
     issued rwts: total=61240,0,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=256

Run status group 0 (all jobs):
   READ: bw=8012KiB/s (8205kB/s), 8012KiB/s-8012KiB/s (8205kB/s-8205kB/s), io=478MiB (502MB), run=61145-61145msec

Disk stats (read/write):
  sda: ios=61234/3, sectors=979744/32, merge=0/1, ticks=56379750/13301, in_queue=56393126, util=99.98%
test: (g=0): rw=randwrite, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=io_uring, iodepth=256
...
fio-3.37-60-g6eaa64
Starting 4 processes
Jobs: 4 (f=4): [w(4)][5.5%][w=1912KiB/s][w=239 IOPS][eta 17m:29s]  
test: (groupid=0, jobs=4): err= 0: pid=18842: Fri Jul 12 20:13:14 2024
  write: IOPS=1001, BW=8010KiB/s (8202kB/s)(477MiB/60974msec); 0 zone resets
   bw (  KiB/s): min=   64, max=20992, per=100.00%, avg=8018.16, stdev=1004.72, samples=479
   iops        : min=    8, max= 2624, avg=1002.12, stdev=125.60, samples=479
  cpu          : usr=0.14%, sys=0.32%, ctx=27728, majf=0, minf=26
  IO depths    : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.2%, >=64=99.6%
     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=0.0%, >=64=0.1%
     issued rwts: total=0,61048,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=256

Run status group 0 (all jobs):
  WRITE: bw=8010KiB/s (8202kB/s), 8010KiB/s-8010KiB/s (8202kB/s-8202kB/s), io=477MiB (500MB), run=60974-60974msec

Disk stats (read/write):
  sda: ios=0/60980, sectors=0/975616, merge=0/8, ticks=0/53681693, in_queue=53682164, util=100.00%
test: (g=0): rw=randrw, bs=(R) 8192B-8192B, (W) 8192B-8192B, (T) 8192B-8192B, ioengine=io_uring, iodepth=256
...
fio-3.37-60-g6eaa64
Starting 4 processes
Jobs: 4 (f=4): [w(4)][4.9%][w=1896KiB/s][w=237 IOPS][eta 19m:54s]  
test: (groupid=0, jobs=4): err= 0: pid=18848: Fri Jul 12 20:14:16 2024
  write: IOPS=1001, BW=8012KiB/s (8204kB/s)(477MiB/61021msec); 0 zone resets
   bw (  KiB/s): min=   80, max=18352, per=100.00%, avg=8012.34, stdev=973.54, samples=480
   iops        : min=   10, max= 2294, avg=1001.54, stdev=121.69, samples=480
  cpu          : usr=0.15%, sys=0.29%, ctx=28583, majf=0, minf=18
  IO depths    : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.2%, >=64=99.6%
     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=0.0%, >=64=0.1%
     issued rwts: total=0,61112,0,0 short=0,0,0,0 dropped=0,0,0,0
     latency   : target=0, window=0, percentile=100.00%, depth=256

Run status group 0 (all jobs):
  WRITE: bw=8012KiB/s (8204kB/s), 8012KiB/s-8012KiB/s (8204kB/s-8204kB/s), io=477MiB (501MB), run=61021-61021msec

Disk stats (read/write):
  sda: ios=0/60986, sectors=0/975768, merge=0/2, ticks=0/53705577, in_queue=53706042, util=99.98%
root@wjv001:~/fio# 

-- 
Ammar Faizi