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2025-12-07 - 07:15
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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 Sun Dec 07, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
88732650,0sleep10-21swapper/121:36:581
56332540,0sleep50-21swapper/523:13:075
2382424822,7sleep20-21swapper/219:01:512
2289024422,7sleep60-21swapper/618:59:306
2205024420,17sleep40-21swapper/418:58:324
2288723826,7sleep50-21swapper/518:59:295
2213923724,7sleep00-21swapper/018:59:000
2436123623,7sleep10-21swapper/119:01:581
2215723622,8sleep10-21swapper/118:59:011
1961023623,7sleep70-21swapper/718:57:077
1954123622,8sleep30-21swapper/318:57:033
20642270,0sleep00-21swapper/020:47:140
298162250,18sleep214150irq/24-ahci[00000:14:012
2448099237,1cyclictest0-21swapper/720:57:127
2447299220,18cyclictest0-21swapper/123:22:351
24473992112,4cyclictest3280-21kworker/2:000:05:112
2447299210,20cyclictest0-21swapper/123:15:511
2448099194,8cyclictest9179-21JNI-ICMP-6940-S22:10:027
24478991913,5cyclictest2918-21snmpd23:39:515
2447399193,15cyclictest14150irq/24-ahci[00020:36:552
24473991916,1cyclictest0-21swapper/223:06:212
24472991915,2cyclictest25-21ksoftirqd/100:20:201
2447299190,18cyclictest0-21swapper/123:30:471
2447299190,18cyclictest0-21swapper/123:20:031
2447299190,18cyclictest0-21swapper/123:10:571
100012190,0sleep70-21swapper/722:17:017
58842180,0sleep00-21swapper/023:51:550
323932180,0sleep60-21swapper/619:07:236
323932180,0sleep60-21swapper/619:07:236
24478991812,5cyclictest2918-21snmpd19:24:195
2447899180,1cyclictest0-21swapper/522:00:185
24476991815,1cyclictest0-21swapper/322:00:503
2447399188,8cyclictest32-21rcuc/219:53:262
2447399184,13cyclictest34-21ksoftirqd/221:04:432
2447399180,17cyclictest0-21swapper/220:56:312
24472991815,1cyclictest31758-21QueuingRrdStrat19:38:181
24472991814,1cyclictest8149-21pool-14-thread-20:22:091
24472991812,4cyclictest13491-21kworker/1:121:07:311
2447299180,17cyclictest0-21swapper/120:28:281
2447299180,16cyclictest0-21swapper/120:04:561
24471991814,3cyclictest9-21ksoftirqd/021:19:440
24477991714,1cyclictest0-21swapper/400:27:364
24476991714,1cyclictest43-21ksoftirqd/300:03:143
24473991713,2cyclictest34-21ksoftirqd/222:24:592
2447399171,14cyclictest21602-21postmaster22:29:412
24473991710,3cyclictest30443-21kworker/2:220:04:282
2447399170,1cyclictest0-21swapper/221:09:272
2447299172,2cyclictest25-21ksoftirqd/100:22:231
24472991715,1cyclictest3785-21pool-14-thread-21:52:371
24472991715,1cyclictest11-21rcu_preempt20:13:261
24472991715,1cyclictest0-21swapper/120:44:271
24472991713,3cyclictest9704-21Poller-Thread-119:44:261
24472991713,3cyclictest10142-21pool-14-thread-19:53:261
24472991713,1cyclictest0-21swapper/123:02:071
2447299171,15cyclictest25-21ksoftirqd/121:50:311
2447299170,12cyclictest14824-21kworker/1:222:58:471
165782170,0sleep70-21swapper/722:40:257
2448099167,4cyclictest9886-21Collectd-Thread22:27:397
2448099163,7cyclictest8909-21JNI-ICMP-15137-21:28:097
2448099163,5cyclictest8903-21JNI-ICMP-31410-00:15:497
2448099162,7cyclictest8909-21JNI-ICMP-15137-23:49:437
24480991613,2cyclictest25558-21awk21:07:127
2448099160,1cyclictest0-21swapper/720:03:247
24479991613,2cyclictest1982-21sadc23:31:566
2447999161,2cyclictest6381-21postmaster19:04:546
2447899169,6cyclictest10218-21cat21:37:115
2447899163,7cyclictest8903-21JNI-ICMP-31410-23:27:585
24478991610,5cyclictest2918-21snmpd19:11:195
24478991610,5cyclictest2918-21snmpd19:11:195
2447899160,15cyclictest0-21swapper/520:19:495
2447899160,14cyclictest0-21swapper/522:20:055
2447899160,13cyclictest19739-21sshd23:22:115
24476991613,2cyclictest43-21ksoftirqd/300:25:213
24476991613,1cyclictest43-21ksoftirqd/323:34:583
24476991612,2cyclictest43-21ksoftirqd/300:30:193
2447399169,6cyclictest9695-21Poller-Thread-121:59:532
2447399168,3cyclictest9779-21QueuingRrdStrat20:23:262
2447399167,4cyclictest30644-21kworker/2:119:33:162
2447399166,8cyclictest9705-21Poller-Thread-122:19:572
24473991613,2cyclictest2465-21openvpn00:27:112
24473991613,2cyclictest19135-21cat22:02:152
24473991612,1cyclictest0-21swapper/220:01:262
2447399160,15cyclictest2465-21openvpn20:07:122
2447299166,2cyclictest9696-21Poller-Thread-122:31:131
24472991614,1cyclictest9707-21Poller-Thread-222:17:071
24472991614,1cyclictest17823-21ntp_states21:02:171
24472991613,2cyclictest25-21ksoftirqd/122:54:521
24472991612,3cyclictest1895-21ssh21:12:191
24472991611,4cyclictest8844-21C211:34:451
24472991611,4cyclictest1812-21ssh22:31:591
149652160,0sleep20-21swapper/222:59:182
2448099156,6cyclictest8903-21JNI-ICMP-31410-23:46:237
2448099154,6cyclictest9190-21JNI-ICMP-11280-20:37:317
2448099154,4cyclictest9182-21JNI-ICMP-6670-S20:11:217
2448099153,7cyclictest9182-21JNI-ICMP-6670-S19:55:267
2448099153,5cyclictest10593-21JNI-ICMP-7754-S21:20:467
24480991512,2cyclictest9678-21Poller-Thread-321:34:307
24480991512,2cyclictest2918-21snmpd19:58:197
24480991512,2cyclictest2918-21snmpd19:22:497
2448099150,1cyclictest0-21swapper/719:07:127
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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