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2026-03-11 - 20:04
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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
Characteristics of the 100 highest latencies:
System rack5slot1.osadl.org (updated Wed Mar 11, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
702939830,1EcMasterDemoSyn7035-21ps09:42:204
1011539830,0EcMasterDemoSyn1012529tAtEmLog_007:55:525
902239820,0EcMasterDemoSyn903429tAtEmLog_012:24:385
702939820,0EcMasterDemoSyn703929tAtEmLog_009:42:205
539939820,0EcMasterDemoSyn540929tAtEmLog_007:45:435
2943839810,1EcMasterDemoSyn41-21ksoftirqd/210:48:172
2667539810,0EcMasterDemoSyn2668529tAtEmLog_008:31:215
1620139340,0EcMasterDemoSyn0-21swapper/409:47:264
260932250,3sleep00-21swapper/011:04:360
1957839250,1EcMasterDemoSyn19587-21wc08:16:090
1881399239,7cyclictest5017-21sed08:55:153
18810992219,2cyclictest23050irq/32-nvkm07:10:130
18812992117,3cyclictest10883-21turbostat11:50:012
1881399202,9cyclictest3614-21sh10:15:393
1881399201,9cyclictest23393-21sh09:51:063
1881399191,8cyclictest20972-21awk12:30:233
1881399191,10cyclictest780-21runrttasks11:31:553
1881399190,9cyclictest31783-21sh11:43:153
1881399190,9cyclictest21753-21runrttasks10:25:473
1881399190,9cyclictest16878-21diskmemload11:16:383
1881399190,9cyclictest16878-21diskmemload11:16:383
1881399190,9cyclictest14787-21runrttasks12:27:223
1881399190,12cyclictest6740-21/usr/sbin/munin09:00:133
51232180,0sleep20-21swapper/212:04:442
1881399188,3cyclictest24858-21cpuspeed_turbos12:15:123
1881399188,2cyclictest0-21swapper/310:05:013
1881399185,6cyclictest19299-21ntpq11:00:173
1881399184,6cyclictest5311-21awk07:45:213
1881399184,6cyclictest30033-21cut09:55:133
1881399181,7cyclictest341350latency_hist07:45:013
1881399181,7cyclictest341350latency_hist07:45:013
1881399181,7cyclictest14340-21/usr/sbin/munin10:40:233
1881399180,9cyclictest8867-21ssh12:06:013
1881399180,9cyclictest780-21runrttasks10:08:373
1881399180,9cyclictest780-21runrttasks08:12:263
1881399180,9cyclictest780-21runrttasks08:02:013
1881399180,9cyclictest716-21snmpd12:12:133
1881399180,9cyclictest7122-21ssh11:11:063
1881399180,9cyclictest7122-21ssh11:11:053
1881399180,9cyclictest4319-21ssh10:34:543
1881399180,9cyclictest3174-21diskmemload12:39:223
1881399180,9cyclictest3144-21sh10:51:133
1881399180,9cyclictest26159-21sh10:45:593
1881399180,9cyclictest23640-21sh09:16:003
1881399180,9cyclictest23604-21rm11:56:173
1881399180,9cyclictest23460-21taskset07:19:503
1881399180,8cyclictest5232-21sh11:46:023
1881399180,8cyclictest27372-21sh10:10:573
1881399180,7cyclictest8842-21cut07:55:143
1881399180,7cyclictest32312-21ssh11:07:373
1881399180,10cyclictest26454-21ntp_kernel_err09:35:163
18810991810,6cyclictest22454-21grep07:15:170
1881099180,10cyclictest9235-21sh12:06:170
1881099180,10cyclictest21289-21sh12:30:350
142499180,10tDemoTimingTask1455-21chrt08:46:395
776899170,6tDemoTimingTask7800-21chrt07:50:515
196729170,7tAtEmLog_03240-21chrt09:22:565
1881499171,12cyclictest16-1pr/legacy09:16:594
1881399174,6cyclictest24125-21sed08:25:223
1881399174,6cyclictest17155-21expr11:35:123
1881399174,6cyclictest11057-21cat10:20:153
1881399171,8cyclictest4170-21diskmemload12:21:093
1881399170,9cyclictest4780-21sh10:35:023
1881399170,9cyclictest3476-21sh09:23:073
1881399170,9cyclictest3411-21diskmemload11:27:193
1881399170,9cyclictest32688-21gltestperf08:45:153
1881399170,9cyclictest28285-21chrt07:26:213
1881399170,9cyclictest25635-21taskset07:22:083
1881399170,9cyclictest25555-21ssh11:21:273
1881399170,9cyclictest19534-21runrttasks09:14:303
1881399170,9cyclictest18971-21ssh09:31:003
1881399170,9cyclictest14007-21sh11:50:523
1881399170,9cyclictest11102-21sh10:55:263
1881399170,8cyclictest13046-21ssh09:28:263
1881399170,8cyclictest13046-21ssh09:28:253
1881399170,8cyclictest12481-21missed_timers09:45:193
1881399170,7cyclictest8109-21cron07:55:013
1881399170,10cyclictest9705-21sh09:44:123
1881399170,10cyclictest31461-21sh12:00:263
1881399170,10cyclictest28864-21/usr/sbin/munin07:30:133
1881399170,10cyclictest20994-21chrt07:13:183
1881099170,9cyclictest8826-21sh12:24:290
1881099170,9cyclictest7754-21sh11:11:340
1881099170,9cyclictest7754-21sh11:11:340
1881099170,9cyclictest4416-21sh09:40:320
1881099170,9cyclictest4169-21taskset10:34:490
1881099170,14cyclictest20767-21sh09:32:150
662399160,10tDemoTimingTask9602-21taskset10:19:575
44299161,13tDemoTimingTask923-21chrt07:38:375
1981829160,9tAtEmLog_019843-21chrt11:18:435
1981829160,9tAtEmLog_019843-21chrt11:18:425
1881399165,5cyclictest14405-21/usr/sbin/munin08:05:223
1881399164,6cyclictest31908-21cat08:44:593
1881399163,6cyclictest31782-21fschecks_time07:35:153
1881399160,9cyclictest9704-21head09:05:163
1881399160,9cyclictest780-21runrttasks08:20:483
1881399160,9cyclictest18932-21open_files08:15:183
1881399160,9cyclictest18868-21cat07:10:013
1881299168,6cyclictest8309-21grep09:00:232
1881299165,8cyclictest755-21postgres08:09:542
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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