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2026-06-03 - 20:23
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Wed Jun 03, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21160996911,51cyclictest27366-21/usr/sbin/munin07:17:183
21160996510,49cyclictest5105-21ssh09:06:123
2116099648,50cyclictest0-21swapper/310:57:503
2116099639,48cyclictest0-21swapper/309:30:333
21160996314,43cyclictest24915-21/usr/sbin/munin08:37:263
21160996114,41cyclictest17742-21interrupts11:32:133
21160996113,42cyclictest15560-21/usr/sbin/munin08:12:183
21160996112,9cyclictest32106-21ssh10:25:533
21160996110,12cyclictest0-21swapper/309:49:313
2115599614,6cyclictest0-21swapper/211:06:572
21160996012,42cyclictest23628-21/usr/sbin/munin07:07:323
2116099599,44cyclictest27055-21cpu11:02:093
2116099599,43cyclictest1359-21open_files07:32:273
21160995911,42cyclictest29509-21processes11:47:213
21160995911,42cyclictest13624-21/usr/sbin/munin11:27:093
21160995911,42cyclictest12327-21ssh11:25:123
21160995910,43cyclictest16516-21vmstat12:12:273
2116099586,46cyclictest21415-21latency_hist10:11:593
2116099583,49cyclictest19246-21kworker/3:011:17:063
21160995813,39cyclictest30521-21/usr/sbin/munin08:52:333
21160995812,40cyclictest11003-21ssh09:12:463
21160995714,37cyclictest32672-21proc_pri09:42:223
21160995713,38cyclictest14925-21latency10:02:183
21160995712,39cyclictest14817-21ssh10:46:043
21160995711,40cyclictest26784-21ssh11:43:413
2115599574,48cyclictest0-21swapper/212:11:562
2115599574,48cyclictest0-21swapper/211:41:262
2115599574,48cyclictest0-21swapper/211:41:262
2116099569,42cyclictest30804-21grep11:07:083
2116099564,45cyclictest0-21swapper/309:53:013
21160995614,10cyclictest6637-21ntp_states09:07:263
21160995614,10cyclictest6637-21ntp_states09:07:263
21160995613,38cyclictest24427-21chrt12:23:113
21160995613,38cyclictest24427-21chrt12:23:113
21160995613,37cyclictest32579-21diskstats08:57:133
21160995613,37cyclictest26648-21diskstats12:27:083
21160995613,37cyclictest21761-21/usr/sbin/munin07:02:193
21160995613,36cyclictest11821-21/usr/sbin/munin08:02:183
21160995612,38cyclictest25497-21/usr/sbin/munin07:12:213
21160995612,38cyclictest21177-21/usr/sbin/munin08:27:163
21160995612,38cyclictest2093-21ssh10:27:553
21160995612,38cyclictest14046-21perl08:07:173
21160995611,39cyclictest27750-21ssh10:19:313
21160995611,39cyclictest19246-21kworker/3:010:33:233
21160995611,39cyclictest14911-21ssh09:18:113
21160995611,39cyclictest13492-21ssh12:09:043
21160995611,39cyclictest1286-21grep11:52:273
21160995610,40cyclictest2457-21/usr/sbin/munin07:37:323
21160995610,40cyclictest20991-21ssh10:53:013
21160995610,40cyclictest20526-21unixbench_singl08:22:323
2115599564,46cyclictest0-21swapper/212:28:022
2116099558,13cyclictest2184-21aten_rbpower_vo11:12:083
2116099554,45cyclictest0-21swapper/311:41:193
2116099554,45cyclictest0-21swapper/311:41:193
21160995516,33cyclictest16921-21/usr/sbin/munin09:22:093
21160995515,34cyclictest6195-21/usr/sbin/munin07:47:353
21160995515,34cyclictest6195-21/usr/sbin/munin07:47:353
21160995515,34cyclictest29238-21/usr/sbin/munin07:22:343
21160995514,14cyclictest28432-21perl09:37:133
21160995513,36cyclictest7844-21fschecks_count12:02:113
21160995513,36cyclictest31104-21/usr/sbin/munin07:27:263
21160995512,37cyclictest23047-21/usr/sbin/munin08:32:283
21160995511,38cyclictest19246-21kworker/3:010:50:293
21160995413,36cyclictest29551-21sensors08:47:273
21160995412,36cyclictest11155-21ssh10:41:213
21160995411,38cyclictest24632-21chrt10:15:523
21160995411,12cyclictest20790-21ssh12:18:303
21160995410,38cyclictest6159-21ssh11:59:323
2115599549,39cyclictest0-21swapper/210:55:362
2115599544,44cyclictest0-21swapper/210:24:502
2116099534,43cyclictest19246-21kworker/3:009:57:123
2116099534,43cyclictest19246-21kworker/3:009:57:123
21160995314,33cyclictest4327-21/usr/sbin/munin07:42:203
21160995314,33cyclictest26786-21/usr/sbin/munin08:42:143
21160995313,34cyclictest24911-21iostat09:32:163
21160995310,37cyclictest9950-21/usr/sbin/munin07:57:233
2115599534,43cyclictest0-21swapper/209:30:422
21155995315,33cyclictest25470-21sshd12:25:252
21155995315,33cyclictest25470-21sshd12:25:252
2114199532,45cyclictest25563-21cpu10:17:100
21160995213,33cyclictest8063-21/usr/sbin/munin07:52:123
21160995212,34cyclictest17429-21/usr/sbin/munin08:17:133
21155995213,33cyclictest0-21swapper/209:12:152
2115599514,6cyclictest0-21swapper/210:07:482
2115599514,43cyclictest0-21swapper/209:23:352
2115599514,42cyclictest0-21swapper/210:15:502
2115599514,41cyclictest0-21swapper/209:08:402
2115599514,41cyclictest0-21swapper/209:08:402
2114199514,40cyclictest0-21swapper/012:22:480
2114199514,40cyclictest0-21swapper/012:22:480
2115599506,19cyclictest0-21swapper/210:33:132
2115599504,5cyclictest0-21swapper/212:01:082
2115599504,40cyclictest0-21swapper/211:26:092
21155995033,11cyclictest0-21swapper/211:50:082
21148995010,34cyclictest0-21swapper/111:17:311
2114199506,38cyclictest0-21swapper/011:31:490
2114199504,41cyclictest0-21swapper/011:11:580
2114199504,41cyclictest0-21swapper/010:55:200
2115599495,14cyclictest0-21swapper/210:21:082
2115599494,40cyclictest0-21swapper/211:17:542
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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