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2026-08-09 - 03:46
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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 Sun Aug 09, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2520399782,51cyclictest15312-21ssh20:37:202
2520399754,65cyclictest0-21swapper/220:35:392
2520399752,66cyclictest27668-21/usr/sbin/munin18:31:452
25207997416,52cyclictest0-21swapper/321:04:193
2520399744,25cyclictest0-21swapper/221:10:592
2520399732,65cyclictest891-21/usr/sbin/munin18:46:432
25207997215,51cyclictest0-21swapper/323:01:063
2520399722,64cyclictest8039-21ssh22:36:302
2520399722,64cyclictest21469-21/usr/sbin/munin19:41:522
2520399714,61cyclictest0-21swapper/222:46:212
2520399714,61cyclictest0-21swapper/222:46:212
2520399712,63cyclictest31267-21processes23:06:382
2520399703,60cyclictest10486-21/usr/sbin/munin23:21:452
2520399694,58cyclictest0-21swapper/222:03:222
25207996822,40cyclictest643-21runrttasks20:31:003
2520399684,58cyclictest0-21swapper/221:21:402
2520399682,60cyclictest28843-21latency_hist20:01:192
2520399682,59cyclictest28958-21/usr/sbin/munin20:01:432
2520399682,59cyclictest19598-21/usr/sbin/munin19:36:352
2520399682,29cyclictest22967-21sort21:31:302
2520399673,59cyclictest0-21swapper/221:53:542
2520399673,58cyclictest28420-21ssh23:46:242
2520399673,58cyclictest10577-21timerandwakeup21:56:442
2520399673,58cyclictest10577-21timerandwakeup21:56:442
2520399672,27cyclictest1188-21ssh21:45:372
25203996712,49cyclictest0-21swapper/223:03:132
25207996622,38cyclictest13848-21df20:36:303
25207996620,39cyclictest32182-21/usr/sbin/munin23:51:303
2520399663,57cyclictest31467-21ssh22:25:072
2520399663,57cyclictest23340-21/usr/sbin/munin19:46:452
2520399662,58cyclictest31410-21/usr/sbin/munin18:41:362
2520399662,58cyclictest17732-21/usr/sbin/munin19:31:482
2520399662,30cyclictest19987-21ssh23:35:112
25203996613,20cyclictest0-21swapper/222:51:452
25203996610,50cyclictest0-21swapper/220:44:582
25207996521,38cyclictest2896-21ssh22:30:073
25207996521,37cyclictest30936-21irqstats21:41:373
25207996519,40cyclictest10303-21ssh22:39:423
2520399658,51cyclictest0-21swapper/220:27:542
2520399654,55cyclictest0-21swapper/222:58:332
2520399653,55cyclictest21724-21kernelversion20:46:362
2520399653,55cyclictest11518-21df_inode21:16:292
2520399653,36cyclictest25414-21needreboot22:16:372
2520399652,57cyclictest7539-21/usr/sbin/munin21:11:382
2520399652,57cyclictest7539-21/usr/sbin/munin21:11:382
2520399652,57cyclictest4363-21fschecks_time20:21:322
2520399652,57cyclictest32109-21kworker/2:223:54:252
2520399652,57cyclictest23802-21ssh23:40:122
2520399652,35cyclictest1769-21/usr/sbin/munin23:11:242
25207996422,36cyclictest21159-21/usr/sbin/munin20:46:443
2520399646,54cyclictest11968-21grep22:41:332
2520399646,51cyclictest0-21swapper/223:26:152
2520399645,53cyclictest0-21swapper/223:17:192
2520399645,53cyclictest0-21swapper/221:27:222
2520399643,55cyclictest0-21swapper/222:07:462
2520399643,54cyclictest29469-21ntpq20:56:402
2520399642,56cyclictest27791-21ssh20:55:022
2520399642,56cyclictest25217-21/usr/sbin/munin19:51:432
2520399642,56cyclictest24975-21perl23:41:292
25207996322,34cyclictest15682-21/usr/sbin/munin22:46:343
25207996322,34cyclictest15682-21/usr/sbin/munin22:46:343
25207996321,9cyclictest15708-21ssh23:29:113
25207996321,35cyclictest16066-21ssh22:04:513
25207996320,37cyclictest19955-21ssh20:44:173
25207996319,38cyclictest5738-21df_inode23:16:273
25207996318,39cyclictest25111-21ssh21:33:503
25207996316,40cyclictest0-21swapper/321:23:113
2520399634,53cyclictest0-21swapper/221:37:352
2520399633,54cyclictest15824-21latency_hist19:26:202
2520399632,56cyclictest6345-21latency_hist19:01:192
2520399632,56cyclictest29988-21if_err_eth218:36:362
2520399632,55cyclictest800-21ntp_kernel_err21:01:382
2520399632,55cyclictest7233-21latency_hist22:36:152
2520399632,55cyclictest5191-21runrttasks21:51:012
2520399632,55cyclictest25950-21cpu18:26:332
2520399632,55cyclictest25950-21cpu18:26:332
2520399632,55cyclictest24974-21kworker/2:122:30:022
25207996219,37cyclictest3650-21ssh22:31:173
25207996219,37cyclictest28417-21ssh23:02:453
25207996219,37cyclictest26767-21entropy21:36:313
25207996218,38cyclictest6153-21iostat_ios21:51:353
25207996218,38cyclictest21524-21ssh22:54:163
25207996218,38cyclictest13541-21cut20:36:183
2520399622,54cyclictest21466-21latency22:11:342
2520399622,53cyclictest30827-21/usr/sbin/munin20:06:442
25207996121,33cyclictest9205-21ssh21:12:213
25207996121,33cyclictest9205-21ssh21:12:213
25207996119,36cyclictest12224-21ssh21:59:473
25207996119,36cyclictest12224-21ssh21:59:473
25207996119,35cyclictest10758-21uptime23:21:473
25207996118,37cyclictest6582-21ssh21:09:523
25207996117,38cyclictest0-21swapper/323:35:183
25207996117,38cyclictest0-21swapper/322:16:213
25207996116,38cyclictest0-21swapper/322:22:223
25207996116,13cyclictest0-21swapper/321:00:003
25207996018,10cyclictest20871-21ssh21:27:553
25207996017,11cyclictest0-21swapper/323:47:563
25207996016,38cyclictest0-21swapper/323:44:443
25207996016,38cyclictest0-21swapper/323:14:293
25207996016,38cyclictest0-21swapper/322:09:373
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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