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2026-07-28 - 03:25
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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 Tue Jul 28, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1881199609,45cyclictest10100-21processes23:38:040
1881199609,45cyclictest0-21swapper/021:59:540
1882399584,48cyclictest0-21swapper/220:28:132
1881199578,43cyclictest23688-21ssh23:56:520
1881199578,43cyclictest0-21swapper/022:42:440
1881199573,47cyclictest15092-21/usr/sbin/munin19:48:020
1846525711,16sleep30-21swapper/318:31:293
1883099564,46cyclictest0-21swapper/323:55:583
1883099562,6cyclictest19229-21latency_hist21:42:433
1882399564,47cyclictest0-21swapper/223:14:402
1882399564,46cyclictest0-21swapper/221:35:352
1881199567,43cyclictest0-21swapper/023:16:350
1882399555,7cyclictest0-21swapper/222:10:542
1882399555,7cyclictest0-21swapper/222:10:542
1881199555,44cyclictest0-21swapper/020:39:030
1883099546,6cyclictest0-21swapper/322:21:343
1883099546,5cyclictest0-21swapper/321:17:153
1881199549,39cyclictest0-21swapper/021:19:250
18811995411,8cyclictest12876-21processes21:33:070
18811995411,37cyclictest26579-21crond21:52:420
1883099534,43cyclictest0-21swapper/323:35:023
1883099533,45cyclictest0-21swapper/323:11:533
18830995314,34cyclictest18612-21latency_hist19:57:453
1882399533,44cyclictest22199-21crond23:12:402
1882399532,45cyclictest3185-21ssh23:28:422
1881199534,42cyclictest0-21swapper/021:11:450
1881199533,44cyclictest0-21swapper/020:49:380
18811995313,33cyclictest643-21runrttasks20:12:550
18811995311,36cyclictest18532-21ssh21:41:250
1883099524,41cyclictest0-21swapper/321:08:553
1883099523,44cyclictest0-21swapper/323:38:223
1882399525,14cyclictest0-21swapper/218:58:082
18823995211,35cyclictest0-21swapper/222:30:372
1882399521,46cyclictest26924-21grep18:52:572
18811995213,33cyclictest16474-21ssh23:03:340
18811995212,35cyclictest643-21runrttasks21:28:010
18811995212,34cyclictest7813-21ssh23:35:260
18811995211,36cyclictest14894-21ssh23:44:200
18811995211,35cyclictest29883-21ssh22:38:350
1883099514,42cyclictest0-21swapper/320:40:263
1883099513,41cyclictest0-21swapper/321:49:153
1883099513,27cyclictest0-21swapper/322:03:033
1883099512,44cyclictest10679-21cat20:47:443
1882399517,38cyclictest0-21swapper/221:43:412
1882399515,39cyclictest0-21swapper/222:18:052
1882399514,42cyclictest0-21swapper/222:23:542
1882399514,42cyclictest0-21swapper/220:58:172
1882399514,41cyclictest0-21swapper/220:35:362
1882399514,41cyclictest0-21swapper/220:35:362
1881199515,41cyclictest0-21swapper/023:49:420
1881199515,39cyclictest0-21swapper/020:33:010
1881199515,39cyclictest0-21swapper/020:33:010
1881199514,42cyclictest7612-21/usr/sbin/munin19:28:160
1881199514,40cyclictest26314-21/usr/sbin/munin20:18:120
1881199514,13cyclictest26859-21irqstats23:18:000
1881199514,13cyclictest26859-21irqstats23:18:000
1881199512,43cyclictest5727-21/usr/sbin/munin19:23:110
18811995113,5cyclictest0-21swapper/019:03:090
18811995111,34cyclictest7330-21/usr/sbin/munin22:53:010
18811995111,34cyclictest7330-21/usr/sbin/munin22:53:010
1883099506,39cyclictest0-21swapper/320:58:103
1883099504,9cyclictest0-21swapper/321:07:353
1883099504,42cyclictest0-21swapper/322:27:503
1883099503,41cyclictest0-21swapper/322:24:543
1882399505,39cyclictest0-21swapper/223:40:132
1882399505,39cyclictest0-21swapper/221:21:452
1882399504,41cyclictest0-21swapper/223:43:522
1882399504,41cyclictest0-21swapper/221:29:252
1882399504,41cyclictest0-21swapper/221:24:352
1882399504,41cyclictest0-21swapper/221:24:352
1882399504,40cyclictest0-21swapper/222:02:262
1882399504,23cyclictest0-21swapper/222:32:422
1882399504,21cyclictest0-21swapper/220:50:482
1882399503,42cyclictest0-21swapper/221:13:102
1881199505,39cyclictest0-21swapper/022:22:050
1881199504,41cyclictest0-21swapper/021:02:460
1881199504,41cyclictest0-21swapper/019:13:300
1881199504,41cyclictest0-21swapper/019:13:300
1881199504,40cyclictest0-21swapper/023:24:450
1881199504,40cyclictest0-21swapper/022:11:040
1881199504,40cyclictest0-21swapper/022:11:040
1881199504,40cyclictest0-21swapper/021:26:450
1881199504,40cyclictest0-21swapper/021:26:450
1881199504,10cyclictest0-21swapper/020:00:290
1881199503,41cyclictest11920-21ntpq22:58:040
18811995012,33cyclictest18870-21ssh22:24:230
18811995011,34cyclictest28768-21/usr/sbin/munin18:58:110
18811995010,34cyclictest643-21runrttasks00:00:180
185312509,35sleep10-21swapper/118:32:151
1883099494,39cyclictest0-21swapper/323:25:373
1883099493,41cyclictest0-21swapper/323:32:223
1883099493,41cyclictest0-21swapper/321:23:553
1883099493,41cyclictest0-21swapper/321:23:553
1883099493,15cyclictest3637-21latency_hist19:17:463
1883099493,15cyclictest3637-21latency_hist19:17:463
1883099492,24cyclictest584-21gdbus22:52:413
1882399495,38cyclictest0-21swapper/220:52:472
1882399495,10cyclictest0-21swapper/223:22:522
1882399494,39cyclictest0-21swapper/223:18:052
1882399494,39cyclictest0-21swapper/223:18:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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