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2026-08-08 - 06:07
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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 highest latencies:
System rackbslot4.osadl.org (updated Sat Aug 08, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20879997322,44cyclictest20890-21/usr/sbin/munin19:52:232
20879997127,38cyclictest1508-21/usr/sbin/munin18:57:192
20879997122,13cyclictest7778-21/usr/sbin/munin19:17:142
20879997120,44cyclictest15009-21kworker/2:020:28:332
20879997024,39cyclictest32297-21df_inode21:07:012
20879997024,39cyclictest32297-21df_inode21:07:012
20879997023,41cyclictest14457-21ssh22:50:542
20879997023,40cyclictest26496-21/usr/sbin/munin20:07:052
20879996822,40cyclictest31029-21ntpdc21:47:092
20879996818,44cyclictest754-21ps22:32:112
20879996724,37cyclictest27181-21iostat_ios23:07:032
20879996724,37cyclictest14576-21timerwakeupswit23:32:152
20879996723,37cyclictest5067-21users22:37:172
20879996722,39cyclictest26513-21ssh20:58:392
20879996721,40cyclictest22076-21vmstat20:52:212
20879996720,40cyclictest17144-21/usr/sbin/munin19:42:132
20879996624,36cyclictest17198-21/usr/sbin/munin23:37:112
20879996623,37cyclictest9667-21/usr/sbin/munin19:22:062
20879996623,37cyclictest22760-21/usr/sbin/munin19:57:052
20879996623,37cyclictest11664-21cpu19:27:022
20879996622,38cyclictest18159-21ssh22:55:382
20879996622,38cyclictest10905-21unixbench_singl23:27:162
20879996622,37cyclictest30238-21/usr/sbin/munin20:17:162
20879996621,38cyclictest10749-21sshd22:02:302
20879996620,41cyclictest30624-21ksmtuned22:28:582
20879996619,42cyclictest7263-21kworker/2:221:18:492
20879996616,45cyclictest9018-21ssh22:42:292
20879996616,45cyclictest9018-21ssh22:42:292
20879996524,36cyclictest32156-21cut20:22:002
20879996524,35cyclictest23345-21/usr/sbin/munin18:32:142
20879996523,9cyclictest2364-21sed23:17:032
20879996522,37cyclictest22784-21df_inode21:37:022
20879996522,37cyclictest15274-21/usr/sbin/munin19:37:162
20879996521,9cyclictest29094-21ssh21:45:032
20879996518,41cyclictest22315-21kworker/2:221:58:132
20879996518,40cyclictest0-21swapper/223:03:542
20879996425,33cyclictest25135-21/usr/sbin/munin22:22:042
20879996424,10cyclictest14486-21users22:07:182
20879996423,35cyclictest25214-21/usr/sbin/munin18:37:072
20879996423,35cyclictest24628-21/usr/sbin/munin20:02:172
20879996422,37cyclictest19369-21ssh22:14:292
20879996421,37cyclictest20566-21ssh21:33:062
20879996421,37cyclictest18021-21ssh21:30:462
20879996421,37cyclictest15346-21ssh20:44:112
20879996421,37cyclictest14186-21open_inodes19:32:162
20879996421,37cyclictest1-21systemd19:10:342
20879996420,38cyclictest5909-21/usr/sbin/munin19:12:092
20879996420,38cyclictest27832-21cat18:42:142
20879996420,38cyclictest27832-21cat18:42:142
20879996420,37cyclictest1611-21ssh21:51:552
20879996420,37cyclictest1611-21ssh21:51:552
20879996414,44cyclictest21788-21fschecks_time18:27:062
20879996323,34cyclictest21563-21iostat23:42:012
20879996322,35cyclictest30449-21ssh23:53:012
20879996321,36cyclictest7074-21ssh20:32:382
20879996321,36cyclictest26802-21ssh23:48:232
20879996321,36cyclictest20283-21unixbench_multi22:57:162
20879996321,36cyclictest19013-21/usr/sbin/munin19:47:162
20879996321,35cyclictest30619-21df23:11:572
20879996321,35cyclictest30619-21df23:11:572
20879996320,38cyclictest29997-21ssh21:02:562
20879996319,39cyclictest7476-21ssh23:22:592
20879996319,39cyclictest28390-21wget20:12:012
20879996315,42cyclictest19409-21ssh20:49:472
20879996223,34cyclictest12430-21/usr/sbin/munin21:22:182
20879996220,36cyclictest3468-21ssh21:11:512
20879996121,34cyclictest21299-21iostat22:17:042
2088799607,46cyclictest0-21swapper/321:58:303
20879996022,33cyclictest9303-21/usr/sbin/munin20:37:102
1897726012,17sleep00-21swapper/018:22:010
2046025910,18sleep10-21swapper/118:24:511
2088799574,46cyclictest0-21swapper/321:00:513
2088799564,46cyclictest0-21swapper/323:24:283
2088799563,47cyclictest0-21swapper/322:47:093
2088799553,46cyclictest0-21swapper/323:10:583
2088799544,43cyclictest0-21swapper/323:42:373
2088799543,45cyclictest0-21swapper/321:04:333
2088799543,44cyclictest0-21swapper/322:39:293
2088799534,43cyclictest0-21swapper/321:33:003
2088799533,5cyclictest0-21swapper/322:19:193
2088799533,44cyclictest0-21swapper/323:20:583
2088799524,42cyclictest0-21swapper/323:29:473
2088799523,43cyclictest0-21swapper/321:27:573
2088799523,43cyclictest0-21swapper/320:43:383
2088799514,40cyclictest0-21swapper/323:53:473
2088799513,24cyclictest0-21swapper/321:42:133
2088799513,23cyclictest0-21swapper/322:35:453
2088799512,6cyclictest17113-21ssh22:12:003
2088799505,38cyclictest0-21swapper/321:18:583
2088799504,8cyclictest0-21swapper/322:55:493
2088799503,15cyclictest768-21ssh23:15:003
2088799503,15cyclictest768-21ssh23:15:003
2088799503,14cyclictest0-21swapper/323:47:163
2088799502,41cyclictest13628-21rm22:07:043
20887995012,32cyclictest0-21swapper/320:47:053
2086599503,42cyclictest0-21swapper/023:22:180
2088799497,36cyclictest0-21swapper/322:21:593
2088799494,40cyclictest0-21swapper/321:41:403
2088799494,39cyclictest0-21swapper/321:50:373
2088799493,9cyclictest0-21swapper/322:44:393
2088799493,9cyclictest0-21swapper/322:44:393
2088799493,5cyclictest0-21swapper/323:34:453
2088799493,41cyclictest0-21swapper/321:13:113
2088799493,40cyclictest0-21swapper/320:37:223
20887994912,32cyclictest0-21swapper/322:29:433
20879994914,29cyclictest0-21swapper/218:54:362
2087099494,39cyclictest0-21swapper/122:22:191
2086599493,41cyclictest0-21swapper/020:54:210
2088799489,14cyclictest0-21swapper/323:37:223
2088799485,15cyclictest0-21swapper/320:51:513
2088799484,37cyclictest0-21swapper/323:04:193
2088799484,18cyclictest0-21swapper/321:24:043
2088799484,13cyclictest0-21swapper/322:03:293
2088799483,40cyclictest0-21swapper/318:47:073
2088799483,17cyclictest0-21swapper/320:35:183
20887994817,26cyclictest32317-21entropy21:07:023
20887994817,26cyclictest32317-21entropy21:07:023
20887994811,31cyclictest0-21swapper/322:57:063
2086599483,40cyclictest0-21swapper/021:55:000
2086599483,40cyclictest0-21swapper/021:55:000
2088799475,36cyclictest0-21swapper/318:57:263
2088799474,38cyclictest0-21swapper/318:32:053
2088799474,37cyclictest0-21swapper/320:30:223
2088799474,37cyclictest0-21swapper/318:52:033
2088799474,36cyclictest0-21swapper/321:52:383
2088799474,36cyclictest0-21swapper/321:52:383
20879994714,27cyclictest2407-21fschecks_count19:02:072
2087099474,15cyclictest0-21swapper/123:37:001
2086599474,37cyclictest0-21swapper/023:50:320
2086599474,37cyclictest0-21swapper/023:42:100
2086599474,37cyclictest0-21swapper/023:21:280
2086599474,37cyclictest0-21swapper/022:42:490
2086599474,37cyclictest0-21swapper/022:42:490
2086599474,37cyclictest0-21swapper/022:25:570
2086599474,37cyclictest0-21swapper/022:12:290
2086599474,37cyclictest0-21swapper/021:51:380
2086599474,37cyclictest0-21swapper/021:40:120
2086599474,37cyclictest0-21swapper/020:42:200
2086599474,37cyclictest0-21swapper/020:27:130
2086599474,36cyclictest0-21swapper/021:17:420
2086599473,4cyclictest0-21swapper/019:14:040
20865994710,31cyclictest0-21swapper/021:27:050
2088799464,36cyclictest0-21swapper/319:17:593
2088799464,35cyclictest0-21swapper/320:26:373
20887994636,5cyclictest37-21ksoftirqd/320:17:503
20879994623,17cyclictest29631-21needreboot18:47:122
2087099464,36cyclictest0-21swapper/121:43:401
2087099464,36cyclictest0-21swapper/121:31:111
2086599465,34cyclictest0-21swapper/021:12:280
2086599464,37cyclictest0-21swapper/023:32:350
2086599464,37cyclictest0-21swapper/022:55:230
2086599464,36cyclictest0-21swapper/023:16:080
2086599464,36cyclictest0-21swapper/023:16:080
2086599464,36cyclictest0-21swapper/023:01:310
2086599464,36cyclictest0-21swapper/022:32:520
2086599464,36cyclictest0-21swapper/021:44:340
2086599464,36cyclictest0-21swapper/021:07:270
2086599464,36cyclictest0-21swapper/021:07:270
2086599463,38cyclictest0-21swapper/023:38:280
2086599462,7cyclictest573-21irqbalance19:46:430
2086599462,38cyclictest23821-21sendmail_mailqu23:02:150
2088799454,6cyclictest0-21swapper/319:31:523
2088799454,36cyclictest0-21swapper/320:16:133
2088799454,35cyclictest0-21swapper/319:51:433
2088799454,10cyclictest0-21swapper/320:09:043
2088799453,36cyclictest0-21swapper/319:12:043
2088799453,35cyclictest0-21swapper/319:02:143
2087099454,36cyclictest0-21swapper/120:38:511
2087099454,35cyclictest0-21swapper/123:48:491
2087099454,16cyclictest0-21swapper/120:44:151
2086599455,8cyclictest0-21swapper/021:35:050
2086599454,36cyclictest0-21swapper/020:46:500
2086599454,35cyclictest0-21swapper/023:52:090
2086599454,34cyclictest0-21swapper/021:22:280
2086599454,16cyclictest0-21swapper/022:07:270
2086599454,13cyclictest0-21swapper/020:32:580
2086599453,36cyclictest28315-21/usr/sbin/munin21:02:110
2088799444,35cyclictest0-21swapper/319:41:443
2088799443,35cyclictest0-21swapper/320:03:393
2087099445,34cyclictest0-21swapper/121:05:131
2087099444,34cyclictest0-21swapper/123:17:501
2086599445,33cyclictest0-21swapper/021:57:260
2086599444,9cyclictest0-21swapper/023:11:470
2088799433,35cyclictest0-21swapper/319:45:043
2088799433,35cyclictest0-21swapper/319:22:253
2088799433,35cyclictest0-21swapper/319:11:393
2088799433,35cyclictest0-21swapper/318:30:403
2088799433,34cyclictest0-21swapper/319:57:063
2088799433,34cyclictest0-21swapper/318:40:153
2087099438,29cyclictest0-21swapper/122:46:311
2087099438,29cyclictest0-21swapper/122:46:311
2087099435,33cyclictest0-21swapper/121:53:161
2087099435,33cyclictest0-21swapper/121:53:161
2086599436,31cyclictest0-21swapper/020:37:330
2088799423,34cyclictest0-21swapper/318:43:403
2088799423,34cyclictest0-21swapper/318:43:403
2088799423,33cyclictest0-21swapper/319:56:513
2086599423,34cyclictest0-21swapper/019:59:050
2088799414,31cyclictest0-21swapper/319:36:513
2086599413,34cyclictest0-21swapper/020:09:230
2086599413,34cyclictest0-21swapper/019:25:580
194562418,26sleep20-21swapper/218:22:072
168032413,6sleep10-21swapper/123:36:331
141172413,6sleep10-21swapper/121:25:361
110172413,6sleep10-21swapper/123:27:231
60682403,6sleep10-21swapper/122:39:221
286252402,31sleep128633-21sh23:08:321
2086599406,29cyclictest0-21swapper/022:26:490
321052383,6sleep10-21swapper/118:52:361
249242383,6sleep00-21swapper/018:36:050
241352383,6sleep00-21swapper/022:21:260
2087099384,29cyclictest0-21swapper/122:14:561
2087099374,29cyclictest0-21swapper/121:48:171
2087099373,29cyclictest0-21swapper/118:26:531
2028723711,19sleep30-21swapper/318:22:483
168802373,6sleep00-21swapper/019:41:240
149052373,6sleep00-21swapper/019:35:080
318332363,6sleep10-21swapper/122:31:331
298802363,6sleep10-21swapper/120:15:171
2087099364,27cyclictest0-21swapper/123:02:311
2087099363,28cyclictest0-21swapper/122:16:521
2086599363,29cyclictest0-21swapper/018:53:550
2086599363,28cyclictest0-21swapper/019:29:060
2087099354,27cyclictest0-21swapper/121:34:581
2087099354,27cyclictest0-21swapper/121:13:581
2086599353,28cyclictest0-21swapper/019:16:520
2086599353,27cyclictest0-21swapper/018:27:050
113802353,6sleep00-21swapper/022:03:510
100352352,26sleep010106-21iostat23:27:020
78612343,6sleep10-21swapper/121:59:291
2087099344,25cyclictest0-21swapper/118:44:361
2087099344,25cyclictest0-21swapper/118:44:361
2087099344,25cyclictest0-21swapper/118:37:171
2087099344,24cyclictest0-21swapper/120:17:111
2087099343,28cyclictest0-21swapper/123:46:191
2087099343,27cyclictest0-21swapper/123:13:261
2087099343,27cyclictest0-21swapper/123:13:261
2087099343,26cyclictest0-21swapper/121:37:531
20865993422,7cyclictest809-21uname18:57:070
20865993422,7cyclictest2536-21cut19:02:080
2087099334,25cyclictest0-21swapper/122:47:261
2087099333,26cyclictest0-21swapper/121:20:561
2087099333,25cyclictest0-21swapper/120:26:591
2087099333,24cyclictest0-21swapper/119:54:401
20870993314,14cyclictest0-21swapper/120:07:431
2086599334,25cyclictest0-21swapper/022:49:370
2086599333,25cyclictest0-21swapper/022:36:530
2086599333,25cyclictest0-21swapper/020:59:480
2087099324,24cyclictest0-21swapper/122:58:211
2087099324,24cyclictest0-21swapper/120:48:031
2087099324,23cyclictest0-21swapper/123:21:571
2087099324,22cyclictest0-21swapper/120:51:561
2087099323,25cyclictest0-21swapper/122:36:291
2087099323,24cyclictest0-21swapper/118:32:131
20865993221,7cyclictest20890-21/usr/sbin/munin19:52:020
20865993220,8cyclictest29314-21sort18:47:060
2087099315,12cyclictest0-21swapper/119:22:131
2087099314,23cyclictest0-21swapper/123:55:451
2087099314,23cyclictest0-21swapper/120:35:491
2087099314,22cyclictest0-21swapper/122:51:481
2087099314,22cyclictest0-21swapper/119:56:561
2087099313,24cyclictest0-21swapper/122:06:561
2087099313,24cyclictest0-21swapper/120:02:141
2087099313,23cyclictest0-21swapper/119:07:161
20870993120,7cyclictest25278-21netstat20:57:101
20870993119,7cyclictest18761-21sshd19:46:331
20865993119,7cyclictest26340-21unixbench-2d18:37:210
206012313,6sleep10-21swapper/119:51:101
2087099305,20cyclictest0-21swapper/118:48:511
2087099304,21cyclictest0-21swapper/119:34:471
2087099303,22cyclictest0-21swapper/121:10:481
2087099303,22cyclictest0-21swapper/121:10:481
2086599303,22cyclictest0-21swapper/019:07:100
20865993017,9cyclictest32122-21/usr/sbin/munin20:22:100
286612293,6sleep00-21swapper/018:46:030
286612293,6sleep00-21swapper/018:46:030
2087099293,23cyclictest0-21swapper/120:22:261
2087099293,22cyclictest0-21swapper/118:57:211
2087099293,21cyclictest0-21swapper/122:01:491
20870992916,8cyclictest564-21dbus-daemon19:01:521
20870992913,12cyclictest15975-21netstat19:37:121
2086599294,19cyclictest0-21swapper/020:17:150
20865992919,6cyclictest28794-21idleruntime20:12:060
20865992919,6cyclictest24818-21fschecks_count20:02:040
2087099284,9cyclictest0-21swapper/119:27:061
2087099283,21cyclictest0-21swapper/119:11:561
2087099275,18cyclictest0-21swapper/119:17:111
2086599274,17cyclictest0-21swapper/019:47:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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