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2025-04-02 - 08:13
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 50 highest latencies:
System rack0slot1.osadl.org (updated Wed Apr 02, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2346921460,0sleep60-21swapper/619:33:106
1616221450,2sleep2242199cyclictest20:57:032
672121420,2sleep2242199cyclictest23:09:082
24249913839,39cyclictest0-21swapper/500:23:405
108121350,2sleep7242799cyclictest20:32:007
108121350,2sleep7242799cyclictest20:32:007
1238621340,0sleep30-21swapper/322:44:573
24189913228,38cyclictest0-21swapper/023:47:520
1560321320,1sleep1242099cyclictest20:04:461
24249912928,22cyclictest0-21swapper/520:46:145
2804621250,0sleep10-21swapper/121:16:491
1662921250,0sleep60-21swapper/620:57:236
2424991245,51cyclictest6439-21ssh21:48:445
24249912224,35cyclictest0-21swapper/520:00:185
24229912251,59cyclictest5787-21chk_conn_tcp00:25:163
2422991203,43cyclictest0-21swapper/323:03:323
24229911919,50cyclictest0-21swapper/322:11:103
24249911822,1cyclictest3730-21watchprog-ntop23:16:215
24189911329,18cyclictest0-21swapper/019:27:110
2842421120,0sleep00-21swapper/019:52:590
2427991129,46cyclictest0-21swapper/719:40:327
24229911252,26cyclictest3730-21watchprog-ntop19:48:333
24219911150,19cyclictest0-21swapper/219:47:292
2422991109,29cyclictest3730-21watchprog-ntop22:54:273
2421991105,29cyclictest25610-21ssh21:43:242
24219911028,16cyclictest5787-21chk_conn_tcp22:07:262
24219910927,21cyclictest0-21swapper/222:12:152
2418991093,62cyclictest3730-21watchprog-ntop21:20:580
24279910844,41cyclictest16495-21chk_conn_tcp22:50:427
794421070,1sleep670-21ksoftirqd/622:02:456
2422991060,30cyclictest0-21swapper/321:44:283
24189910622,19cyclictest3730-21watchprog-ntop00:34:530
682921050,1sleep670-21ksoftirqd/600:29:086
2840221050,0sleep668-21rcuc/622:37:156
2422991054,39cyclictest3730-21watchprog-ntop23:23:183
2422991054,39cyclictest3730-21watchprog-ntop23:23:183
2421991053,5cyclictest0-21swapper/220:02:262
2418991045,45cyclictest0-21swapper/021:04:560
24189910422,11cyclictest13-21rcuc/023:36:390
2422991037,15cyclictest0-21swapper/319:32:313
24219910326,19cyclictest3730-21watchprog-ntop21:46:042
2418991039,42cyclictest0-21swapper/020:39:180
24189910387,1cyclictest0-21swapper/022:06:220
24189910320,0cyclictest0-21swapper/022:11:430
1391121030,3sleep7242799cyclictest19:27:587
2424991020,40cyclictest11584-21chk_conn_tcp21:50:525
2421991020,7cyclictest0-21swapper/220:08:192
24219910131,9cyclictest32-21rcuc/223:17:252
24219910120,18cyclictest0-21swapper/220:20:362
24279910060,20cyclictest3730-21watchprog-ntop22:35:457
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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