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2025-12-10 - 09:16
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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 Wed Dec 10, 2025 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
76862800,1sleep50-21swapper/519:52:025
132432690,2sleep42121399cyclictest23:19:244
2095726459,2sleep70-21swapper/719:01:507
120632640,0sleep60-21swapper/622:00:046
270642600,1sleep123-21rcuc/122:28:431
1909824129,7sleep50-21swapper/518:58:195
259932400,0sleep70-21swapper/722:08:227
2020123824,8sleep00-21swapper/019:00:390
2036323724,7sleep20-21swapper/219:00:572
2018223724,7sleep30-21swapper/319:00:343
1860223724,7sleep60-21swapper/618:57:486
1855823725,7sleep40-21swapper/418:57:464
1848523522,7sleep10-21swapper/118:57:271
203832280,1sleep3421ktimersoftd/322:24:443
2121599220,1cyclictest0-21swapper/623:59:366
285952200,0sleep40-21swapper/423:28:544
21212992018,1cyclictest0-21swapper/319:07:023
2120599193,14cyclictest15385-21ssh22:02:001
21212991816,1cyclictest0-21swapper/321:24:223
21210991814,3cyclictest14150irq/24-ahci[00019:51:452
21210991814,3cyclictest14150irq/24-ahci[00019:51:452
317712170,1sleep231777-21cpuspeed_turbos22:31:562
21215991713,2cyclictest70-21ksoftirqd/619:03:156
21215991713,2cyclictest70-21ksoftirqd/619:03:156
21213991715,1cyclictest25419-21GC11:34:454
2121299174,6cyclictest27152-21JNI-ICMP-15815-23:31:543
21212991715,1cyclictest43-21ksoftirqd/321:03:393
21212991715,1cyclictest2465-21openvpn22:40:283
21212991714,2cyclictest43-21ksoftirqd/321:58:473
130972170,0sleep00-21swapper/022:20:330
21221991613,2cyclictest2918-21snmpd00:29:547
21215991613,1cyclictest70-21ksoftirqd/620:23:356
21215991612,2cyclictest70-21ksoftirqd/620:38:386
2121499164,6cyclictest27152-21JNI-ICMP-15815-20:47:385
21214991613,2cyclictest2918-21snmpd22:31:525
21214991613,2cyclictest25855-21cat20:42:115
21214991613,2cyclictest14386-21cat21:22:025
21213991613,2cyclictest2918-21snmpd23:47:534
21213991613,1cyclictest0-21swapper/400:22:394
21212991614,1cyclictest43-21ksoftirqd/321:48:523
21212991613,1cyclictest43-21ksoftirqd/300:14:173
21212991612,2cyclictest43-21ksoftirqd/320:18:293
2121099163,6cyclictest25748-21JNI-ICMP-1288-S23:56:572
2121099161,1cyclictest3406-21sshd19:14:062
2121099161,14cyclictest0-21swapper/221:52:022
2121099160,13cyclictest0-21swapper/220:54:212
2120599161,14cyclictest3283-21munin-run00:31:451
21201991614,1cyclictest190250irq/25-eth022:07:010
312132150,0sleep40-21swapper/419:42:084
2122199154,6cyclictest25421-21GC11:34:457
21221991513,1cyclictest28399-21cat19:07:027
2122199150,1cyclictest0-21swapper/722:44:527
2122199150,13cyclictest0-21swapper/722:30:527
2122199150,13cyclictest0-21swapper/721:17:037
21215991513,1cyclictest70-21ksoftirqd/621:23:416
2121599151,1cyclictest0-21swapper/621:10:376
2121599150,13cyclictest0-21swapper/619:28:216
2121499156,4cyclictest25748-21JNI-ICMP-1288-S22:42:135
2121499153,6cyclictest25742-21JNI-ICMP-23951-21:32:525
21214991512,2cyclictest31500-21cat21:52:015
21214991512,2cyclictest2918-21snmpd23:30:235
21214991512,2cyclictest22622-21cat21:27:035
2121399154,7cyclictest25739-21JNI-ICMP-26361-20:56:244
21213991512,2cyclictest2918-21snmpd22:22:524
21213991512,2cyclictest20682-21cat19:32:064
21213991512,2cyclictest20682-21cat19:32:064
2121399150,2cyclictest3283-21sshd19:13:514
2121399150,13cyclictest0-21swapper/422:17:034
2121399150,13cyclictest0-21swapper/420:12:064
21212991514,0cyclictest0-21swapper/320:23:313
21212991513,1cyclictest6833-21cat21:37:013
21212991513,1cyclictest43-21ksoftirqd/323:44:183
21212991513,1cyclictest43-21ksoftirqd/323:39:163
21212991513,1cyclictest43-21ksoftirqd/320:08:303
21212991513,1cyclictest43-21ksoftirqd/320:08:303
21212991513,1cyclictest43-21ksoftirqd/319:13:183
21212991513,1cyclictest25420-21GC11:34:453
21212991513,1cyclictest2465-21openvpn20:38:333
21212991512,2cyclictest18404-21awk20:02:043
21212991511,2cyclictest43-21ksoftirqd/322:18:503
2121099157,4cyclictest25748-21JNI-ICMP-1288-S23:38:222
21210991512,2cyclictest2465-21openvpn22:44:122
21210991512,2cyclictest1013-21cat20:17:032
2121099151,1cyclictest0-21swapper/221:47:022
21210991511,2cyclictest2465-21openvpn22:03:262
21210991511,1cyclictest0-21swapper/222:57:082
2120599153,6cyclictest27165-21JNI-ICMP-23275-21:46:361
21205991512,1cyclictest0-21swapper/121:47:021
21201991513,1cyclictest9-21ksoftirqd/023:29:150
21201991513,1cyclictest9-21ksoftirqd/019:38:260
21201991513,1cyclictest17244-21awk23:22:000
21201991513,1cyclictest0-21swapper/022:05:370
21201991512,2cyclictest9-21ksoftirqd/000:09:190
21201991511,3cyclictest9-21ksoftirqd/023:59:200
21201991510,3cyclictest9-21ksoftirqd/020:53:390
2120199150,1cyclictest0-21swapper/022:52:000
2122199148,5cyclictest0-21swapper/722:37:007
2122199143,7cyclictest25457-21JNI-ICMP-12151-23:09:207
2122199142,9cyclictest25742-21JNI-ICMP-23951-21:26:477
21221991412,1cyclictest2918-21snmpd23:16:087
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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