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2023-03-31 - 11:59

x86 Intel Celeron G3900 @2800 MHz, Linux 6.1.12-rt7 (Profile)

Latency plot of system in rack #c, slot #5
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 -h400 -q
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the alll highest latencies:
System rackcslot5.osadl.org (updated Fri Mar 31, 2023 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25173991281,122cyclictest17989-21meminfo20:15:211
25173991261,120cyclictest32729-21meminfo23:50:211
25173991151,109cyclictest19947-21meminfo20:20:221
25173991121,95cyclictest15264-21meminfo23:05:211
25172991071,102cyclictest4939-21meminfo22:35:220
25172991061,100cyclictest5744-21meminfo19:40:210
25173991031,98cyclictest30810-21meminfo23:45:311
25173991031,98cyclictest15885-21meminfo00:30:261
25172991031,98cyclictest13943-21meminfo00:25:200
25172991031,97cyclictest6185-21meminfo00:05:270
25172991031,97cyclictest3113-21meminfo21:00:310
25173991021,97cyclictest2413-21meminfo22:25:371
25173991021,97cyclictest17204-21meminfo23:10:221
25172991011,95cyclictest2289-21meminfo23:55:230
25172991001,95cyclictest1100-21meminfo20:55:210
25172991001,94cyclictest3789-21meminfo19:35:220
2517399991,94cyclictest9544-21meminfo21:20:231
2517399991,94cyclictest32311-21meminfo19:25:281
2517399991,94cyclictest13345-21meminfo23:00:301
2517299991,94cyclictest23828-21meminfo20:30:290
2517299991,93cyclictest11481-21meminfo21:25:220
2517399971,94cyclictest4248-21meminfo00:00:261
2517399971,92cyclictest11482-21meminfo21:25:211
2517299971,92cyclictest28948-21meminfo22:10:260
2517299971,92cyclictest10230-21meminfo19:55:210
2517399961,91cyclictest31583-21meminfo20:50:201
2517299961,90cyclictest25851-21meminfo19:10:220
2517299961,90cyclictest25851-21meminfo19:10:220
2517399951,90cyclictest365-21meminfo22:20:241
2517399951,90cyclictest25758-21meminfo20:35:211
2517399951,90cyclictest19151-21meminfo23:15:291
2517299941,90cyclictest17304-21meminfo21:40:210
2517299941,89cyclictest8118-21meminfo00:10:220
2517299941,89cyclictest23035-21meminfo23:25:250
2517299941,89cyclictest17990-21meminfo20:15:220
2517399931,88cyclictest25072-21meminfo22:00:261
2517399931,87cyclictest8115-21meminfo00:10:221
2517299931,88cyclictest19240-21meminfo21:45:220
2517399921,86cyclictest10057-21meminfo00:15:261
2517399911,86cyclictest13428-21meminfo21:30:321
2517399911,85cyclictest28413-21meminfo19:15:281
2517299911,86cyclictest7687-21meminfo19:45:260
2517299911,86cyclictest7510-21meminfo22:45:220
2517399901,85cyclictest24967-21meminfo23:30:231
2517399901,85cyclictest17827-21meminfo00:35:321
2517299901,85cyclictest24968-21meminfo23:30:240
2517299901,85cyclictest16054-21meminfo20:10:210
2517299881,77cyclictest15347-21meminfo21:35:210
2517399871,71cyclictest30378-21meminfo19:20:331
2517299871,82cyclictest21896-21meminfo20:25:300
2517399851,80cyclictest27002-21meminfo22:05:221
2517399851,72cyclictest5033-21meminfo21:05:221
2517299851,80cyclictest27716-21meminfo20:40:230
2517399841,79cyclictest26906-21meminfo23:35:231
2517399841,79cyclictest23829-21meminfo20:30:281
2517299831,78cyclictest7590-21meminfo21:15:230
2517299831,78cyclictest7590-21meminfo21:15:230
2517299831,78cyclictest32730-21meminfo23:50:220
2517299821,77cyclictest29659-21meminfo20:45:270
2517399811,76cyclictest9440-21meminfo22:50:221
2517299801,75cyclictest30876-21meminfo22:15:220
2517299801,75cyclictest1844-21meminfo19:30:220
2517299771,74cyclictest9443-21meminfo22:50:220
2517399761,71cyclictest12018-21meminfo00:20:301
2517299751,70cyclictest12184-21meminfo20:00:220
2517399721,67cyclictest1847-21meminfo19:30:211
2517299721,69cyclictest11380-21meminfo22:55:220
2517299701,65cyclictest14119-21meminfo20:05:210
2517399671,62cyclictest23110-21meminfo21:55:221
2517399661,61cyclictest21095-21meminfo23:20:221
2517399641,59cyclictest7589-21meminfo21:15:221
2517399641,59cyclictest7589-21meminfo21:15:221
2517399631,58cyclictest23037-21meminfo23:25:261
2517299631,58cyclictest30377-21meminfo19:20:330
2517299611,56cyclictest31586-21meminfo20:50:220
2517399591,53cyclictest28869-21meminfo23:40:251
2517299511,46cyclictest27377-21meminfo19:15:030
147422470,2sleep10-21swapper/100:26:441
2517399461,43cyclictest30877-21meminfo22:15:221
2517299451,40cyclictest19946-21meminfo20:20:220
2517299421,39cyclictest28868-21meminfo23:40:250
2517399381,35cyclictest21184-21meminfo21:50:291
25172993627,2cyclictest161rcu_preempt00:39:410
25172993518,15cyclictest1012-21perf19:30:000
25172993422,7cyclictest5203-21seq00:03:310
64432320,3chrt161rcu_preempt21:11:361
25173993122,5cyclictest12006-21cat20:00:181
25173993023,5cyclictest4936-21seq22:35:221
25173993023,5cyclictest19565-21awk21:45:281
25173993023,5cyclictest14901-21seq20:06:311
25173993022,5cyclictest3050-21cut21:00:291
2517399301,27cyclictest29316-21grep22:10:311
25172993024,3cyclictest3630-21wc22:30:010
25172993023,5cyclictest27998-21chrt22:08:520
2517299301,27cyclictest15322-21uname23:05:230
2517299301,25cyclictest9042-21chrt19:51:080
25173992923,4cyclictest8577-21chrt22:49:401
25173992923,4cyclictest6148-21diskmemload21:39:261
25173992923,4cyclictest3365-21seq23:59:451
25173992923,4cyclictest30393-21taskset20:46:041
25173992923,4cyclictest25705-21cat19:10:201
25173992923,4cyclictest25705-21cat19:10:201
25173992923,4cyclictest2179-21taskset20:59:191
25173992923,4cyclictest18113-21taskset21:41:501
25173992923,3cyclictest15499-21expr20:10:141
25173992922,5cyclictest7223-21sort19:45:211
25173992922,4cyclictest9564-21chrt19:55:081
25173992922,4cyclictest27158-21grep20:40:161
25173992922,4cyclictest12292-21taskset22:57:581
25172992924,3cyclictest567-21systemd-journal22:44:180
25172992923,4cyclictest4051-21chrt22:34:250
25172992923,4cyclictest391-21cat22:20:250
25172992923,4cyclictest26831-21taskset20:39:410
25172992923,4cyclictest22444-21taskset21:55:100
25172992923,4cyclictest22133-21chrt21:53:280
25172992923,4cyclictest14410-21taskset23:04:460
25172992923,4cyclictest10401-21seq21:22:200
25172992922,5cyclictest19604-21grep23:15:370
25172992922,5cyclictest16958-21if_ecat023:10:190
25172992922,4cyclictest30123-21taskset23:45:040
25172992920,2cyclictest161rcu_preempt21:05:130
25173992823,3cyclictest3556-21iwlist19:35:181
25173992822,4cyclictest9150-21taskset19:52:181
25173992822,4cyclictest7043-21seq00:07:251
25173992822,4cyclictest6658-21taskset19:42:551
25173992822,4cyclictest22727-21chrt20:27:121
25173992822,3cyclictest62592sleep122:40:301
25172992823,3cyclictest6334-21taskset21:10:260
25172992823,3cyclictest211732sleep023:20:240
25172992822,4cyclictest27427-21wc23:35:300
25172992822,4cyclictest25851-21taskset22:01:330
25172992822,4cyclictest15241-21egrep00:30:190
25172992822,4cyclictest11812-21cat00:20:280
25172992822,4cyclictest10793-21taskset00:16:050
2517299281,25cyclictest13404-21cat21:30:310
25173992722,3cyclictest3747-21chrt22:31:071
232182133,5sleep023222-21apt-get19:05:130
232262112,3sleep10-21swapper/119:05:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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