Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

HFS512GD9TNG-62A0A (fwrev: 80005E00) | bench version 2.2.3 x86_64-unknown-linux-gnu #71

Closed
santoshmahto7 opened this issue Jul 26, 2023 · 1 comment
Closed

HFS512GD9TNG-62A0A (fwrev: 80005E00) | bench version 2.2.3 x86_64-unknown-linux-gnu #71

santoshmahto7 opened this issue Jul 26, 2023 · 1 comment

Comments

@santoshmahto7
Copy link
Collaborator

https://iocostbucket.s3.eu-north-1.amazonaws.com/result-b80740f1f9343743b0658b9d93d5e9a9.json.gz

==========================================================================================

[iocost-params 2.2.4 result] 2023-05-01 19:18:49 - 19:29:04

System info: kernel="5.18.0-rc6"
             nr_cpus=52 memory=13.6G swap=4.5G swappiness=60
             mem_profile=16 (avail=0 share=0 target=0)

IO info: dev=nvme0n1(259:0) model="HFS512GD9TNG-62A0A" firmware ="80005E00" size=477G
         iosched=none wbt=off iocost=off other=off

iocost model: rbps=1301184436 rseqiops=72046 rrandiops=116693
              wbps=195808171 wseqiops=12944 wrandiops=14937
iocost QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 min=60.00 max=100.00

==========================================================================================

[iocost-qos 2.2.4 result] 2023-05-01 19:18:49 - 23:14:39

System info: kernel="5.18.0-rc6"
             nr_cpus=52 memory=13.6G swap=4.5G swappiness=60
             mem_profile=16 (avail=12.4G share=12.0G target=11.0G)

IO info: dev=nvme0n1(259:0) model="SKhynix Phoenix" firmware ="80005E00" size=477G
         iosched=none wbt=off iocost=on other=off
         iocost model: rbps=1301184436 rseqiops=72046 rrandiops=116693
                       wbps=195808171 wseqiops=12944 wrandiops=14937
         iocost QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 min=70.65 max=70.65

hashd params: hash_size=1.2M rps_max=2000 mem_actual=14.6G chunk_pages=25 fake_cpu_load

Params: hash_size=1.2M rps_max=2000 log_bps=1.0M

[00] QoS: iocost=off mem_profile=16
[01] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=120.65] [max=120.65]
[02] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=115.65] [max=115.65]
[03] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=110.65] [max=110.65]
[04] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=105.65] [max=105.65]
[05] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=100.65] [max=100.65]
[06] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=95.65] [max=95.65]
[07] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=90.65] [max=90.65]
[08] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=85.65] [max=85.65]
[09] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=80.65] [max=80.65]
[10] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=75.65] [max=75.65]
[11] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=70.65] [max=70.65]
[12] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=65.65] [max=65.65]
[13] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=60.65] [max=60.65]
[14] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=55.65] [max=55.65]
[15] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=50.65] [max=50.65]
[16] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=45.65] [max=45.65]
[17] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=40.65] [max=40.65]
[18] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=35.65] [max=35.65]
[19] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=30.65] [max=30.65]
[20] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=25.65] [max=25.65]
[21] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=20.65] [max=20.65]
[22] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=15.65] [max=15.65]
[23] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=10.65] [max=10.65]
[24] QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 [min=5.65] [max=5.65]

         MOF     aMOF  isol-05%       lat-imp%  work-csv%  missing%
[00]   1.329     FAIL         -       -:     -          -       1.8
[01]   1.338     FAIL         -       -:     -          -       0.7
[02]   1.320    1.055      97.5     2.4:   8.5       33.9       0.7
[03]   1.389    1.337      93.6     6.0:   9.2       49.4       1.2
[04]   1.356    1.261      96.2     3.5:   6.6       42.4       1.0
[05]   1.375    1.276      94.8     3.9:   4.0       49.5       1.0
[06]   1.322    1.234      98.2     0.8:   2.0       42.4       1.3
[07]   1.291    1.291      98.8     1.6:   3.2       43.8       1.1
[08]   1.356    1.308      93.5     6.0:  17.4       56.9       1.2
[09]   1.358    1.358      97.0     2.1:   2.8       60.7       1.0
[10]   1.391    1.340      94.5     2.2:   4.4       59.0       1.4
[11]   1.325    1.281      93.4     4.3:  10.7       59.9       1.0
[12]  SKIP
[13]  SKIP
[14]  SKIP
[15]  SKIP
[16]  SKIP
[17]  SKIP
[18]  SKIP
[19]  SKIP
[20]  SKIP
[21]  SKIP
[22]  SKIP
[23]  SKIP
[24]  SKIP

RLAT               p50                p90                p99                max
[00]  903u: 4.6m/92.5m   5.6m:22.0m/ 350m  19.3m:59.6m/ 950m  74.2m: 167m/ 1.4s
[01]  275u: 607u/ 9.5m   3.8m: 9.5m/96.5m  14.3m:24.9m/ 150m  60.3m: 105m/ 550m
[02]  278u: 1.0m/30.5m   2.9m: 5.3m/78.5m  11.8m:22.0m/99.5m  50.5m:94.9m/ 550m
[03]  411u: 1.3m/15.5m   3.3m: 3.8m/31.5m   7.8m: 9.2m/94.5m  29.7m:44.3m/ 750m
[04]  421u: 1.6m/28.5m   3.2m: 4.2m/68.5m   8.0m:11.8m/ 250m  29.1m:50.1m/ 1.1s
[05]  417u: 1.6m/28.5m   3.1m: 4.7m/82.5m   8.1m:11.9m/99.5m  32.1m:47.0m/ 450m
[06]  390u: 1.4m/22.5m   2.8m: 3.4m/39.5m   6.2m: 7.8m/83.5m  24.5m:34.6m/ 550m
[07]  310u: 967u/20.5m   2.9m: 2.6m/34.5m   7.1m: 7.8m/91.5m  28.6m:37.2m/ 550m
[08]  352u: 849u/12.5m   3.1m: 3.4m/32.5m   7.8m:10.1m/96.5m  27.3m:32.8m/ 350m
[09]  320u: 845u/16.5m   2.8m: 2.6m/26.5m   6.7m: 6.0m/42.5m  24.4m:23.8m/ 250m
[10]  353u: 840u/16.5m   2.7m: 2.8m/29.5m   6.1m: 6.7m/97.5m  22.0m:28.6m/ 350m
[11]  361u: 960u/12.5m   2.9m: 3.1m/22.5m   7.3m: 7.9m/90.5m  26.3m:27.1m/ 250m
[12]  Skipped
[13]  Skipped
[14]  Skipped
[15]  Skipped
[16]  Skipped
[17]  Skipped
[18]  Skipped
[19]  Skipped
[20]  Skipped
[21]  Skipped
[22]  Skipped
[23]  Skipped
[24]  Skipped

WLAT               p50                p90                p99                max
[00] 18.9m:36.6m/ 550m  35.7m:65.3m/ 1.1s  48.0m:94.7m/ 1.2s  90.7m: 183m/ 1.6s
[01] 21.5m:24.6m/97.5m  38.8m:33.3m/ 150m  45.2m:37.9m/ 350m  89.9m: 122m/ 850m
[02] 17.7m:21.3m/96.5m  34.8m:30.3m/98.5m  40.8m:33.7m/ 150m  74.7m: 104m/ 750m
[03] 17.0m:17.2m/97.5m  34.9m:26.8m/ 150m  43.6m:33.4m/ 350m  54.5m:59.2m/ 750m
[04] 16.6m:19.7m/ 250m  33.2m:32.4m/ 550m  41.9m:41.4m/ 750m  52.7m:66.0m/ 1.1s
[05] 18.9m:18.5m/95.5m  35.7m:26.6m/97.5m  43.9m:30.4m/ 150m  58.4m:60.3m/ 550m
[06] 16.0m:16.9m/95.5m  29.1m:25.0m/97.5m  36.4m:30.5m/ 150m  44.3m:50.2m/ 750m
[07] 19.3m:15.7m/73.5m  34.4m:22.8m/95.5m  43.1m:28.9m/ 250m  51.8m:47.7m/ 650m
[08] 15.3m:16.7m/92.5m  32.5m:26.2m/95.5m  41.1m:30.7m/97.5m  51.2m:46.3m/ 350m
[09] 15.8m:16.2m/92.5m  30.1m:24.1m/96.5m  37.8m:28.8m/98.5m  45.2m:45.5m/ 550m
[10] 12.2m:16.0m/93.5m  26.1m:26.8m/95.5m  33.5m:32.1m/98.5m  41.2m:45.3m/ 350m
[11] 17.4m:17.9m/92.5m  32.3m:25.9m/95.5m  39.8m:30.5m/97.5m  47.9m:42.5m/ 250m
[12]  Skipped
[13]  Skipped
[14]  Skipped
[15]  Skipped
[16]  Skipped
[17]  Skipped
[18]  Skipped
[19]  Skipped
[20]  Skipped
[21]  Skipped
[22]  Skipped
[23]  Skipped
[24]  Skipped

==========================================================================================

[iocost-tune 2.2.4 result] 2023-05-01 23:14:53 - 23:14:53

System info: kernel="5.18.0-rc6"
             nr_cpus=52 memory=13.6G swap=4.5G swappiness=60
             mem_profile=16 (avail=12.4G share=12.0G target=11.0G)

IO info: dev=nvme0n1(259:0) model="SKhynix Phoenix" firmware ="80005E00" size=477G
         iosched=none wbt=off iocost=on other=off
         iocost model: rbps=1301184436 rseqiops=72046 rrandiops=116693
                       wbps=195808171 wseqiops=12944 wrandiops=14937
         iocost QoS: rpct=95.00 rlat=51511 wpct=95.00 wlat=418382 min=70.65 max=70.65

Solutions
=========

[naive] vrate=75-100, rpct=99, wpct=99
  info: scale=100.0% MOF=1.347@16 aMOF=1.277 aMOF-delta=0.082 isol-05=95.79%
  rlat: 50-mean= 362u 50-99= 3.1m 50-100=15.1m 99-mean= 8.4m 99-99=35.5m 100-100= 430m
  wlat: 50-mean=21.2m 50-99=45.1m 50-100=90.5m 99-mean=48.9m 99-99=96.5m 100-100= 537m
  model: rbps=1301184436 rseqiops=72046 rrandiops=116693 wbps=195808171 wseqiops=12944 wrandiops=14937
  qos: rpct=99.00 rlat=8371 wpct=99.00 wlat=48857 min=75.00 max=100.00

[bandwidth] aMOF=max-vrate
  info: scale=100.0% MOF=1.347@16 aMOF=1.277 aMOF-delta=0.082 isol-05=95.79%
  rlat: 50-mean= 362u 50-99= 3.1m 50-100=15.1m 99-mean= 8.4m 99-99=35.5m 100-100= 430m
  wlat: 50-mean=21.2m 50-99=45.1m 50-100=90.5m 99-mean=48.9m 99-99=96.5m 100-100= 537m
  model: rbps=1301184436 rseqiops=72046 rrandiops=116693 wbps=195808171 wseqiops=12944 wrandiops=14937
  qos: rpct=0.00 rlat=8371 wpct=0.00 wlat=48857 min=100.00 max=100.00

[isolated-bandwidth] (aMOF=right-max).clamp(isolation, bandwidth)
[isolation         ] aMOF-delta=min
  info: scale=88.15% MOF=1.347@16 aMOF=1.326 aMOF-delta=0.036 isol-05=95.79%
  rlat: 50-mean= 362u 50-99= 3.1m 50-100=15.1m 99-mean= 8.4m 99-99=35.5m 100-100= 369m
  wlat: 50-mean=21.2m 50-99=45.1m 50-100=85.8m 99-mean=48.9m 99-99=96.5m 100-100= 454m
  model: rbps=1146994080 rseqiops=63509 rrandiops=102865 wbps=172604903 wseqiops=11410 wrandiops=13167
  qos: rpct=0.00 rlat=8371 wpct=0.00 wlat=48857 min=100.00 max=100.00

[rlat-99-q1] rlat-99=0.75-1
[rlat-99-q2] rlat-99=0.5-0.75
[rlat-99-q3] rlat-99=0.25-0.5
[rlat-99-q4] rlat-99=0-0.25
  NO SOLUTION

Remarks
=======

* Mean read latencies cannot be modulated with throttling.
* Mean write latencies cannot be modulated with throttling.
* bandwidth: Isolatable memory size is 6.07% < supportable, sizing may be difficult.
@santoshmahto7
Copy link
Collaborator Author

created by lambda test

@santoshmahto7 santoshmahto7 mentioned this issue Aug 2, 2023
Open
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Assignees
No one assigned
Labels
None yet
Projects
None yet
Milestone
No milestone
Development

No branches or pull requests
1 participant
@santoshmahto7