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2025-12-27 - 05:57
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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 100 highest latencies:
System rack0slot1.osadl.org (updated Sat Dec 27, 2025 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
64522730,0sleep70-21swapper/723:55:537
205972640,0sleep10-21swapper/123:30:481
205972640,0sleep10-21swapper/123:30:481
14052640,0sleep10-21swapper/122:40:171
121082640,0sleep40-21swapper/422:27:384
272742600,0sleep00-21swapper/020:19:250
279722500,0sleep60-21swapper/622:17:396
1952824622,7sleep30-21swapper/319:06:403
1627224423,7sleep50-21swapper/519:04:175
107292430,2sleep02144799cyclictest22:07:080
1932524220,17sleep70-21swapper/719:05:557
1929724119,17sleep40-21swapper/419:05:524
2010023824,8sleep60-21swapper/619:08:196
1986523723,8sleep20-21swapper/219:07:432
1995223523,7sleep10-21swapper/119:07:581
1951823522,8sleep00-21swapper/019:06:370
21449992610,1cyclictest14150irq/24-ahci[00021:24:252
21449992610,1cyclictest14150irq/24-ahci[00021:24:252
2145099240,12cyclictest0-21swapper/300:39:103
306792230,1sleep3421ktimersoftd/323:37:383
306792230,1sleep3421ktimersoftd/323:37:383
12572220,0sleep70-21swapper/700:07:147
2145199211,13cyclictest13063-21G110:58:344
2144899211,7cyclictest13884-21postmaster23:55:261
21452992016,2cyclictest61-21ksoftirqd/520:29:555
239552190,0sleep20-21swapper/220:49:232
21452991917,1cyclictest61-21ksoftirqd/519:34:465
21452991917,1cyclictest61-21ksoftirqd/519:34:465
21452991917,1cyclictest29746-21kworker/5:120:24:585
2144899194,8cyclictest11584-21JNI-ICMP-14008-22:14:521
21452991815,2cyclictest61-21ksoftirqd/519:24:445
21452991815,1cyclictest59-21rcuc/522:35:125
2145099180,17cyclictest0-21swapper/321:11:183
2144899187,10cyclictest30482-21pool-14-thread-00:05:321
2144899180,13cyclictest0-21swapper/121:19:031
21447991812,5cyclictest2909-21snmpd19:50:330
21447991812,5cyclictest2909-21snmpd19:50:330
196002180,0sleep10-21swapper/122:51:061
21452991715,1cyclictest61-21ksoftirqd/519:59:515
21452991713,2cyclictest61-21ksoftirqd/521:00:025
2145099170,15cyclictest0-21swapper/300:09:103
2145099170,14cyclictest0-21swapper/323:09:293
2144999170,12cyclictest2429-21openvpn20:12:532
2144999170,12cyclictest2429-21openvpn20:12:532
2144899179,7cyclictest3040-21dhcpd21:30:491
2144899171,8cyclictest3608-21DefaultUDPTrans23:40:251
2144899170,1cyclictest0-21swapper/119:09:321
2144799171,2cyclictest11587-21JNI-ICMP-504-So22:15:480
2144799170,15cyclictest17111-21ssh22:30:060
2144799170,15cyclictest0-21swapper/020:55:060
84912160,0sleep60-21swapper/623:04:256
21454991613,2cyclictest2909-21snmpd22:03:037
21453991613,1cyclictest0-21swapper/622:44:036
21453991612,1cyclictest0-21swapper/619:54:276
2145399161,13cyclictest13063-21G110:58:346
2145399160,14cyclictest19236-21pool-14-thread-20:10:066
2145399160,14cyclictest19236-21pool-14-thread-20:10:066
2145399160,14cyclictest13085-21Main23:44:496
21452991614,1cyclictest61-21ksoftirqd/523:51:405
21452991614,1cyclictest61-21ksoftirqd/522:25:105
21452991614,1cyclictest61-21ksoftirqd/519:14:445
21452991614,1cyclictest59-21rcuc/519:49:495
21452991614,1cyclictest59-21rcuc/519:49:495
21452991613,2cyclictest61-21ksoftirqd/500:15:305
21452991613,2cyclictest12037-21Poller-Thread-219:39:475
21452991613,2cyclictest12037-21Poller-Thread-219:39:475
2145199161,1cyclictest0-21swapper/400:01:044
2145199160,2cyclictest16826-21portstat_8800:24:314
21449991613,2cyclictest2909-21snmpd21:59:032
21449991613,2cyclictest11593-21JNI-ICMP-9505-S22:40:052
2144999161,2cyclictest15763-21C210:58:342
2144999161,1cyclictest0-21swapper/222:56:482
2144999161,14cyclictest0-21swapper/219:54:262
21449991611,3cyclictest2429-21openvpn23:59:262
2144999160,15cyclictest0-21swapper/223:30:052
2144999160,15cyclictest0-21swapper/223:30:052
2144999160,15cyclictest0-21swapper/219:40:062
2144999160,15cyclictest0-21swapper/219:40:062
2144999160,15cyclictest0-21swapper/219:30:062
2144899166,2cyclictest12011-21Poller-Thread-822:55:121
2144899160,14cyclictest0-21swapper/121:40:061
2144899160,14cyclictest0-21swapper/119:55:061
2144799165,10cyclictest13092-21GC10:58:340
2144799161,13cyclictest13870-21Poller-Thread-823:45:270
2144799161,13cyclictest13072-21C210:58:340
2144799161,13cyclictest11584-21JNI-ICMP-14008-20:50:160
2144799160,15cyclictest3085-21sh22:41:190
99042150,0sleep60-21swapper/619:29:256
21454991513,1cyclictest0-21swapper/723:29:187
21454991513,1cyclictest0-21swapper/723:29:187
21454991512,2cyclictest2909-21snmpd21:08:487
21454991512,2cyclictest2909-21snmpd21:08:487
21454991512,2cyclictest15311-21awk19:34:267
21454991512,2cyclictest15311-21awk19:34:267
21453991512,2cyclictest2909-21snmpd23:14:486
21453991512,2cyclictest2909-21snmpd20:49:186
21453991512,2cyclictest2909-21snmpd20:17:186
21453991512,2cyclictest27327-21awk20:19:266
21453991512,2cyclictest0-21swapper/620:38:486
2145399150,13cyclictest0-21swapper/623:50:306
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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