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2023-03-22 - 03:19

x86 Intel Core i7-3770K @3500 MHz, Linux 5.4.102-rt53 (Profile)

Latency plot of system in rack #c, slot #6
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h200 -q
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100, highest latencies:
System rackcslot6.osadl.org (updated Wed Mar 22, 2023 00:46:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1910083210359,11sleep00-21swapper/019:06:450
20965012960,0sleep6551rcuc/622:53:196
1910527999420,45cyclictest56-21ksoftirqd/619:47:186
191030629356,11sleep50-21swapper/519:09:565
215199920,77rtkit-daemon0-21swapper/219:06:552
1910527998915,38cyclictest0-21swapper/621:42:186
1910501998817,38cyclictest0-21swapper/322:37:183
1910527998318,38cyclictest0-21swapper/619:57:176
1910527998315,35cyclictest0-21swapper/623:02:176
1910527998015,36cyclictest0-21swapper/620:32:186
1910527998015,34cyclictest0-21swapper/621:17:186
1910479998016,36cyclictest0-21swapper/022:02:170
1910527997916,34cyclictest0-21swapper/620:42:176
191010327957,11sleep10-21swapper/119:07:031
191003327955,12sleep60-21swapper/619:06:036
191000127861,12sleep40-21swapper/419:05:364
190843627760,11sleep70-21swapper/719:05:157
190898427657,12sleep30-21swapper/319:05:193
21912312750,0sleep656-21ksoftirqd/600:17:156
1910527997215,37cyclictest0-21swapper/620:22:176
20516402710,0sleep10-21swapper/122:13:021
21601752690,0sleep10-21swapper/123:50:171
20142352690,2sleep228-21ksoftirqd/221:40:102
1910520996915,38cyclictest0-21swapper/520:57:175
1910501996311,16cyclictest0-21swapper/320:12:173
191049499556,30cyclictest0-21swapper/200:22:172
1910479994915,3cyclictest0-21swapper/019:37:180
1910479994915,3cyclictest0-21swapper/019:37:170
21061162330,1sleep228-21ksoftirqd/223:00:442
1910486993322,11cyclictest21-21ksoftirqd/122:27:171
19974422320,2sleep656-21ksoftirqd/621:25:086
21098722310,0sleep00-21swapper/023:05:160
1910501993115,15cyclictest0-21swapper/323:52:173
21406972300,3sleep010-21ksoftirqd/023:32:220
1910494993014,15cyclictest0-21swapper/221:07:182
1910494993014,15cyclictest0-21swapper/221:07:182
1910527992914,15cyclictest0-21swapper/623:17:176
1910494992913,15cyclictest0-21swapper/222:22:172
1910494992913,15cyclictest0-21swapper/222:12:172
1910494992913,15cyclictest0-21swapper/219:22:172
1910527992812,15cyclictest0-21swapper/619:32:176
1910494992812,15cyclictest0-21swapper/222:52:172
19223352270,0sleep50-21swapper/519:25:255
1910527992711,15cyclictest0-21swapper/621:57:186
1910527992610,15cyclictest0-21swapper/622:32:176
1910527992610,15cyclictest0-21swapper/622:32:176
1910527992610,15cyclictest0-21swapper/620:52:176
191049499259,15cyclictest0-21swapper/223:12:172
1910494992524,1cyclictest0-21swapper/223:27:172
191052799248,15cyclictest0-21swapper/623:42:176
191052099248,15cyclictest0-21swapper/521:12:175
1910511992423,1cyclictest0-21swapper/400:32:174
21577402230,1sleep228-21ksoftirqd/223:47:472
20375322230,1sleep22037534-21fschecks_time22:00:202
191052799237,15cyclictest0-21swapper/600:07:176
191051199238,14cyclictest0-21swapper/422:42:174
191050199237,15cyclictest0-21swapper/323:22:173
191047999237,10cyclictest0-21swapper/021:22:170
21165882220,1sleep32116590-21wc23:10:223
19654002220,0sleep00-21swapper/020:40:240
191049499225,16cyclictest0-21swapper/220:07:172
1910535992120,1cyclictest0-21swapper/721:32:177
191051199218,9cyclictest0-21swapper/423:07:174
191051199218,13cyclictest0-21swapper/423:47:174
191051199217,14cyclictest0-21swapper/419:27:174
1910511992113,8cyclictest0-21swapper/422:07:174
1910511992112,9cyclictest0-21swapper/420:17:184
21760982200,0sleep20-21swapper/200:05:002
21641542200,0sleep40-21swapper/423:54:054
19830822200,0sleep10-21swapper/121:10:371
191052099204,15cyclictest0-21swapper/520:02:185
191051199204,15cyclictest0-21swapper/419:12:174
1910511992013,7cyclictest0-21swapper/420:37:184
191049499205,14cyclictest0-21swapper/200:12:182
21196842190,0sleep60-21swapper/623:14:346
1910535991912,7cyclictest0-21swapper/700:02:187
1910535991911,8cyclictest0-21swapper/720:27:177
1910535991910,9cyclictest0-21swapper/700:27:187
21906232180,0sleep50-21swapper/500:16:175
215199180,1rtkit-daemon2150-21rtkit-daemon22:01:333
21243032180,0sleep40-21swapper/423:18:004
20090112180,0sleep20-21swapper/221:35:132
191053599189,9cyclictest0-21swapper/721:02:177
1910535991814,4cyclictest0-21swapper/722:17:177
1910535991814,4cyclictest0-21swapper/721:52:177
1910535991813,5cyclictest0-21swapper/723:32:177
191050199181,16cyclictest0-21swapper/321:37:183
191048699182,15cyclictest0-21swapper/119:52:181
191051199175,12cyclictest0-21swapper/421:27:184
191051199172,14cyclictest0-21swapper/423:57:174
191051199172,14cyclictest0-21swapper/423:57:174
191050199171,9cyclictest0-21swapper/319:42:173
1910501991713,4cyclictest0-21swapper/322:47:173
191050199171,15cyclictest0-21swapper/321:47:173
191049499173,13cyclictest0-21swapper/223:37:172
215199160,1rtkit-daemon2150-21rtkit-daemon00:27:323
215199160,1rtkit-daemon2150-21rtkit-daemon00:24:133
215199160,1rtkit-daemon2150-21rtkit-daemon00:11:473
19435002160,0sleep5481rcuc/520:05:135
19387972160,0sleep20-21swapper/219:55:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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