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2026-07-26 - 10:41
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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 Sun Jul 26, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4186997419,49cyclictest8680-21df18:44:032
4186997317,50cyclictest2901-21kworker/2:122:26:332
4186997019,45cyclictest1488-21ssh20:54:272
4186997016,48cyclictest8098-21cat21:04:082
4186996824,9cyclictest4305-21df_inode18:33:542
4186996824,9cyclictest4305-21df_inode18:33:542
4186996821,41cyclictest4199-21/usr/sbin/munin19:59:072
4186996817,45cyclictest13356-21netstat23:19:072
4186996723,38cyclictest6649-21/usr/sbin/munin18:39:132
4186996722,39cyclictest25226-21taskset22:52:422
4186996722,39cyclictest1412-21/usr/sbin/munin23:03:592
4186996721,40cyclictest30652-21ssh23:42:222
4186996720,41cyclictest21151-21ssh20:38:552
4186996623,37cyclictest10051-21sensors_temp21:49:142
4186996621,12cyclictest25937-21ssh23:35:252
4186996620,40cyclictest6413-21ssh21:02:072
4186996619,40cyclictest378-21/usr/sbin/munin19:49:072
4186996618,43cyclictest16416-21aten_rbpower_cu23:23:572
4186996618,42cyclictest13668-21ssh21:54:132
4186996618,42cyclictest13668-21ssh21:54:132
4186996524,9cyclictest11244-21/usr/sbin/munin22:34:012
4186996523,36cyclictest27689-21/usr/sbin/munin21:29:222
4186996523,36cyclictest2250-21/usr/sbin/munin21:39:102
4186996523,36cyclictest11671-21/usr/sbin/munin20:19:162
4186996522,37cyclictest20457-21/usr/sbin/munin22:03:592
4186996521,38cyclictest23472-21/usr/sbin/munin19:24:072
4186996521,38cyclictest18586-21/usr/sbin/munin22:43:582
4186996521,37cyclictest11727-21iostat_ios21:09:062
4186996521,37cyclictest11727-21iostat_ios21:09:062
4186996520,40cyclictest24939-21ssh21:26:332
4186996520,39cyclictest13312-21ssh00:02:082
4186996520,39cyclictest10884-21ssh23:15:442
4186996519,40cyclictest27222-21ssh22:12:472
4186996422,9cyclictest27228-21/usr/sbin/munin19:34:222
4186996422,36cyclictest18877-21df_inode21:19:002
4186996420,39cyclictest32693-21ssh21:36:572
4186996420,38cyclictest9804-21/usr/sbin/munin20:14:122
4186996420,38cyclictest9804-21/usr/sbin/munin20:14:122
4186996420,38cyclictest25513-21iostat_ios20:44:072
4186996420,38cyclictest22425-21ssh23:31:032
419499632,34cyclictest25083-21sh23:34:123
4186996323,13cyclictest25412-21tr19:29:022
4186996322,35cyclictest29212-21ssh22:58:072
4186996321,36cyclictest31728-21ntp_states19:44:132
4186996321,36cyclictest29600-21iostat_ios19:39:082
4186996321,36cyclictest14933-21/usr/sbin/munin21:13:592
4186996320,38cyclictest5347-21ssh23:51:182
4186996320,37cyclictest17419-21ntp_states21:59:102
4186996320,13cyclictest28970-21grep20:49:032
4186996319,13cyclictest6965-21sh22:28:522
4186996222,34cyclictest7934-21/usr/sbin/munin20:09:072
4186996222,34cyclictest7934-21/usr/sbin/munin20:09:072
4186996222,34cyclictest2322-21/usr/sbin/munin19:54:172
4186996221,36cyclictest32361-21ssh22:19:052
4186996220,37cyclictest7781-21ssh23:12:132
4186996220,36cyclictest7330-21irqstats23:54:042
4186996220,36cyclictest7330-21irqstats23:54:042
4186996220,36cyclictest32198-21ssh23:01:232
4186996220,36cyclictest30715-21ssh22:17:082
4186996219,37cyclictest6068-21/usr/sbin/munin20:04:212
4186996121,9cyclictest1428-21ssh23:46:022
4186996120,36cyclictest17491-21cpu20:34:002
4186996120,36cyclictest16177-21ssh22:39:382
4186996120,36cyclictest16177-21ssh22:39:382
4186996118,37cyclictest6119-21ssh21:44:122
419499574,47cyclictest0-21swapper/320:56:503
31602576,16sleep20-21swapper/218:29:152
31602576,16sleep20-21swapper/218:29:152
419499564,46cyclictest0-21swapper/322:48:183
417799564,46cyclictest0-21swapper/121:57:251
417799564,46cyclictest0-21swapper/121:57:251
419499552,47cyclictest13472-21latency_hist20:23:493
417799554,45cyclictest0-21swapper/121:50:401
417799554,44cyclictest0-21swapper/121:42:271
419499544,43cyclictest0-21swapper/322:15:183
419499536,41cyclictest0-21swapper/323:25:493
419499533,45cyclictest0-21swapper/322:31:193
419499532,45cyclictest6802-21ssh23:53:563
419499532,45cyclictest6802-21ssh23:53:563
417799535,41cyclictest0-21swapper/122:38:161
417799534,44cyclictest0-21swapper/121:15:101
419499524,43cyclictest0-21swapper/321:00:203
419499524,42cyclictest0-21swapper/321:19:003
419499524,41cyclictest0-21swapper/322:23:143
419499523,43cyclictest0-21swapper/321:39:593
417799528,39cyclictest0-21swapper/120:54:121
419499514,9cyclictest0-21swapper/321:28:593
419499514,41cyclictest0-21swapper/322:51:183
419499514,41cyclictest0-21swapper/321:59:293
4194995136,10cyclictest0-21swapper/321:55:393
4194995136,10cyclictest0-21swapper/321:55:393
419499513,12cyclictest0-21swapper/322:57:383
417799514,41cyclictest0-21swapper/120:59:201
419499508,17cyclictest0-21swapper/322:26:213
419499504,41cyclictest0-21swapper/322:10:293
419499504,40cyclictest0-21swapper/323:53:363
4194995034,11cyclictest0-21swapper/320:46:503
419499503,42cyclictest0-21swapper/323:17:173
419499503,40cyclictest0-21swapper/321:48:473
6252493,8sleep30-21swapper/321:37:413
419499498,35cyclictest0-21swapper/320:52:053
419499494,40cyclictest0-21swapper/318:54:043
419499494,39cyclictest0-21swapper/323:43:533
419499494,39cyclictest0-21swapper/323:39:023
419499494,39cyclictest0-21swapper/320:24:143
419499494,38cyclictest0-21swapper/322:36:463
419499493,39cyclictest0-21swapper/320:35:213
417799494,40cyclictest0-21swapper/123:13:071
417799494,17cyclictest0-21swapper/123:21:371
417799493,41cyclictest0-21swapper/123:46:301
419499484,39cyclictest0-21swapper/322:42:583
419499484,39cyclictest0-21swapper/322:42:583
419499484,38cyclictest0-21swapper/323:08:243
419499484,38cyclictest0-21swapper/321:05:373
419499484,11cyclictest0-21swapper/319:09:023
419499483,40cyclictest0-21swapper/320:42:513
4194994810,32cyclictest0-21swapper/323:32:173
417799485,37cyclictest0-21swapper/123:06:591
417799485,37cyclictest0-21swapper/120:39:261
417799484,9cyclictest0-21swapper/122:53:181
417799484,38cyclictest0-21swapper/122:18:081
417799483,39cyclictest0-21swapper/123:50:571
417799482,41cyclictest29412-21ssh21:33:031
417799482,40cyclictest629-21snmpd22:19:381
4177994812,30cyclictest0-21swapper/120:51:231
4177994811,6cyclictest0-21swapper/122:04:431
419499474,39cyclictest0-21swapper/322:59:053
419499474,38cyclictest0-21swapper/321:14:423
419499474,37cyclictest0-21swapper/323:18:543
419499474,37cyclictest0-21swapper/322:04:593
419499474,37cyclictest0-21swapper/321:53:153
419499474,37cyclictest0-21swapper/321:24:063
419499474,37cyclictest0-21swapper/321:09:563
419499474,37cyclictest0-21swapper/321:09:563
419499474,37cyclictest0-21swapper/319:24:023
419499474,37cyclictest0-21swapper/319:04:273
419499473,39cyclictest0-21swapper/323:59:163
419499473,38cyclictest0-21swapper/323:10:183
419499473,38cyclictest0-21swapper/318:45:473
417799474,8cyclictest0-21swapper/123:28:371
417799474,39cyclictest0-21swapper/123:37:371
417799474,37cyclictest0-21swapper/123:40:121
417799474,37cyclictest0-21swapper/121:10:321
417799474,37cyclictest0-21swapper/121:10:321
417799474,37cyclictest0-21swapper/120:35:581
417799474,36cyclictest0-21swapper/122:29:571
417799473,39cyclictest0-21swapper/121:25:101
417799473,14cyclictest28584-21ssh22:56:461
419499464,37cyclictest0-21swapper/319:48:533
419499463,38cyclictest0-21swapper/320:03:473
419499463,38cyclictest0-21swapper/319:42:483
419499463,37cyclictest0-21swapper/319:55:533
417799468,32cyclictest0-21swapper/121:20:211
417799464,37cyclictest0-21swapper/122:48:281
417799464,36cyclictest0-21swapper/123:31:431
417799464,36cyclictest0-21swapper/122:27:001
417799464,36cyclictest0-21swapper/122:11:451
417799464,36cyclictest0-21swapper/121:37:401
417799464,36cyclictest0-21swapper/121:06:161
417799464,13cyclictest0-21swapper/118:33:531
417799464,13cyclictest0-21swapper/118:33:531
417399463,11cyclictest21215-21/usr/sbin/munin23:29:140
419499455,7cyclictest0-21swapper/320:32:103
419499453,37cyclictest0-21swapper/320:09:343
419499453,37cyclictest0-21swapper/320:09:343
419499453,36cyclictest8308-21idleruntime-cro18:43:503
419499453,36cyclictest23249-21sa119:23:503
419499453,36cyclictest0-21swapper/318:59:053
4186994518,22cyclictest14205-21cut18:59:022
417799454,36cyclictest0-21swapper/123:00:241
417799454,36cyclictest0-21swapper/122:01:391
417799454,36cyclictest0-21swapper/121:43:581
417799454,35cyclictest0-21swapper/123:18:311
417799454,35cyclictest0-21swapper/122:39:431
417799454,35cyclictest0-21swapper/122:39:431
266282453,7sleep00-21swapper/022:11:320
217882453,7sleep00-21swapper/022:48:300
112322453,8sleep00-21swapper/021:51:020
419499444,8cyclictest0-21swapper/319:14:203
419499443,36cyclictest0-21swapper/318:49:033
419499443,36cyclictest0-21swapper/318:35:243
419499443,36cyclictest0-21swapper/318:35:243
4186994426,13cyclictest15537-21/usr/sbin/munin20:29:022
4186994426,12cyclictest16112-21aten_rbpower_vo19:04:162
4186994425,13cyclictest370-21systemd-journal19:16:182
4186994423,15cyclictest18165-21fschecks_time19:09:062
417799445,33cyclictest0-21swapper/123:59:371
417799444,34cyclictest0-21swapper/120:44:511
154622443,8sleep00-21swapper/023:22:230
89452433,7sleep00-21swapper/021:04:300
419499432,35cyclictest11409-21sshd20:18:163
419499432,35cyclictest11409-21sshd20:18:163
4186994325,13cyclictest21778-21entropy19:19:052
4186994324,13cyclictest13637-21aten_rbpower_vo20:24:012
4186994314,24cyclictest11082-21needreboot18:49:122
417799434,33cyclictest0-21swapper/123:55:141
417799434,33cyclictest0-21swapper/123:55:141
199602434,7sleep00-21swapper/022:03:310
85092423,7sleep00-21swapper/023:55:000
85092423,7sleep00-21swapper/023:55:000
419499423,9cyclictest0-21swapper/319:47:123
419499423,34cyclictest0-21swapper/319:38:503
419499423,33cyclictest0-21swapper/320:08:503
4186994223,14cyclictest12570-21cut18:54:052
312762423,7sleep00-21swapper/020:51:580
115352423,7sleep00-21swapper/023:17:080
62052414,7sleep00-21swapper/021:01:400
419499403,5cyclictest0-21swapper/319:33:503
390924010,24sleep00-21swapper/018:33:310
390924010,24sleep00-21swapper/018:33:310
248492393,7sleep00-21swapper/019:25:220
323852383,7sleep00-21swapper/019:46:060
303942383,30sleep00-21swapper/019:39:390
17472383,7sleep00-21swapper/019:49:360
169212383,7sleep00-21swapper/020:32:020
114342383,7sleep00-21swapper/020:18:380
114342383,7sleep00-21swapper/020:18:380
68892374,7sleep00-21swapper/021:44:510
231712373,7sleep00-21swapper/019:22:570
193362373,29sleep00-21swapper/019:11:460
176322373,6sleep10-21swapper/119:08:451
150162373,7sleep00-21swapper/020:26:300
417399364,27cyclictest0-21swapper/023:27:550
417399364,27cyclictest0-21swapper/018:33:530
417399364,27cyclictest0-21swapper/018:33:530
417399363,28cyclictest0-21swapper/022:22:550
255212361,30sleep025608-21cat20:44:090
208123611,17sleep30-21swapper/318:28:523
208123611,17sleep30-21swapper/318:28:523
126192363,7sleep00-21swapper/021:09:250
126192363,7sleep00-21swapper/021:09:250
64892352,4sleep00-21swapper/023:09:270
417799355,24cyclictest0-21swapper/118:39:061
417399354,27cyclictest0-21swapper/023:41:550
417399354,27cyclictest0-21swapper/021:30:250
4173993523,8cyclictest643-21runrttasks22:52:000
4173993523,7cyclictest29190-21ssh22:14:170
373923512,17sleep10-21swapper/118:31:271
373923512,17sleep10-21swapper/118:31:271
131652353,6sleep10-21swapper/120:22:011
417399344,26cyclictest0-21swapper/020:38:550
417399344,26cyclictest0-21swapper/019:54:080
417399344,25cyclictest0-21swapper/022:43:150
417399344,25cyclictest0-21swapper/022:43:150
417399343,27cyclictest0-21swapper/020:10:180
417399343,27cyclictest0-21swapper/020:10:180
417399343,27cyclictest0-21swapper/019:04:190
417399343,26cyclictest0-21swapper/022:23:550
4173993410,19cyclictest0-21swapper/022:29:050
417399334,25cyclictest0-21swapper/023:59:250
417399334,25cyclictest0-21swapper/021:33:510
417399334,25cyclictest0-21swapper/019:15:550
417399334,24cyclictest0-21swapper/021:38:580
417399334,24cyclictest0-21swapper/020:34:250
417399333,26cyclictest0-21swapper/023:47:550
417399333,25cyclictest0-21swapper/018:59:090
4173993322,7cyclictest14769-21rm21:55:300
4173993322,7cyclictest14769-21rm21:55:300
4173993321,7cyclictest12086-21hwlatdetect20:19:050
20522333,6sleep10-21swapper/119:53:161
142152331,5sleep114286-21df18:59:031
137462333,7sleep00-21swapper/018:56:570
417799325,21cyclictest0-21swapper/118:49:031
417799324,23cyclictest0-21swapper/120:18:331
417799324,23cyclictest0-21swapper/120:18:331
417799324,22cyclictest0-21swapper/120:28:531
417399324,24cyclictest0-21swapper/023:03:550
417399324,24cyclictest0-21swapper/022:54:250
417399324,24cyclictest0-21swapper/019:37:240
417399324,22cyclictest0-21swapper/018:48:560
417399323,26cyclictest0-21swapper/018:39:530
417399323,24cyclictest0-21swapper/020:03:540
4173993221,7cyclictest8952-21idleruntime18:44:070
4173993221,7cyclictest12135-21grep22:34:170
4177993121,6cyclictest8812-21fschecks_time18:44:051
417399314,23cyclictest0-21swapper/020:02:380
417399314,22cyclictest0-21swapper/021:23:030
417399313,24cyclictest0-21swapper/023:49:550
417399313,24cyclictest0-21swapper/022:05:140
4173993119,7cyclictest32581-21ssh20:54:010
4177993017,8cyclictest20048-21tune2fs19:14:041
4177993011,14cyclictest564-21dbus-daemon19:43:501
417399304,23cyclictest0-21swapper/021:27:550
417399303,23cyclictest0-21swapper/019:28:540
4173993019,7cyclictest15767-21awk21:14:120
4173993018,8cyclictest24069-21tr23:33:550
417799294,19cyclictest0-21swapper/119:29:071
417799293,21cyclictest0-21swapper/120:00:181
4177992919,6cyclictest6570-21ksmtuned20:04:081
4177992917,8cyclictest543-21systemd-logind19:13:501
4177992917,7cyclictest9036-21wc20:09:191
4177992917,7cyclictest9036-21wc20:09:191
4177992916,8cyclictest32527-21seq19:47:461
4177992915,9cyclictest13424-21unixbench_multi18:54:211
417399294,21cyclictest0-21swapper/023:01:250
417799284,19cyclictest0-21swapper/119:58:251
417799283,21cyclictest0-21swapper/120:23:581
4177992816,8cyclictest21682-21cut19:19:031
4177992815,8cyclictest23716-21uniq19:24:061
417799274,19cyclictest0-21swapper/119:34:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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