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2026-07-05 - 20:54
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot6.osadl.org (updated Sun Jul 05, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2318621710,4sleep22282199cyclictest09:03:292
1737721410,4sleep22282199cyclictest12:08:492
1737721410,4sleep22282199cyclictest12:08:492
2764221320,5sleep12281499cyclictest13:25:041
1068911040,4ptp4l401ktimersoftd/308:58:383
106891770,1ptp4l401ktimersoftd/311:38:203
106891680,1ptp4l401ktimersoftd/313:40:273
224722634,10sleep00-21swapper/009:00:290
198432590,4sleep32282799cyclictest14:23:443
22821995813,13cyclictest3457-21awk10:33:562
185522580,2sleep00-21swapper/012:09:470
185522580,2sleep00-21swapper/012:09:470
22821995710,12cyclictest5542-21/usr/sbin/munin14:08:472
32162560,2sleep20-21swapper/209:28:262
2282199568,13cyclictest10176-21ssh12:02:162
2282199549,17cyclictest10186-21/usr/sbin/munin14:13:442
2282199548,12cyclictest13201-21ssh12:04:042
58102520,2sleep10-21swapper/113:36:371
2282199529,11cyclictest4962-21awk10:38:452
2282199518,18cyclictest17011-21expr11:03:412
2282199517,12cyclictest16192-21diskmemload12:17:582
2282199507,11cyclictest16192-21diskmemload14:32:052
2282199498,10cyclictest16192-21diskmemload12:59:462
2282199489,15cyclictest23440-21snmp_o5powerctl11:08:542
2282199466,11cyclictest16192-21diskmemload14:00:072
2282199466,11cyclictest16192-21diskmemload14:00:072
106891450,0ptp4l401ktimersoftd/312:33:503
106891430,0ptp4l401ktimersoftd/312:21:463
2282799422,13cyclictest26914-21rm11:13:393
2282799415,9cyclictest16220-21ssh12:08:403
2282799415,9cyclictest16220-21ssh12:08:403
22821994112,13cyclictest12158-21awk10:53:482
2237224018,11sleep233-21ksoftirqd/208:59:102
2282799395,8cyclictest0-21swapper/314:13:433
2282199397,11cyclictest28913-21ssh13:27:162
106891390,1ptp4l401ktimersoftd/313:13:193
106891390,1ptp4l401ktimersoftd/311:48:373
106891390,1ptp4l401ktimersoftd/311:46:523
106891390,1ptp4l401ktimersoftd/310:37:083
2282199387,10cyclictest3087-21ssh12:28:062
106891380,1ptp4l401ktimersoftd/314:32:183
106891380,1ptp4l401ktimersoftd/314:20:263
106891380,1ptp4l401ktimersoftd/313:52:023
106891380,1ptp4l401ktimersoftd/312:25:453
106891380,1ptp4l401ktimersoftd/311:11:043
106891380,0ptp4l401ktimersoftd/313:37:073
22827993713,4cyclictest46850irq/99-ens3-TxR12:48:583
2282199378,12cyclictest25792-21grep09:08:272
2282199376,11cyclictest20822-21ssh12:44:482
22821993725,6cyclictest10536-21apt-get13:08:432
22821993711,13cyclictest28984-21chrt11:48:422
106891370,1ptp4l401ktimersoftd/314:05:053
106891370,1ptp4l401ktimersoftd/313:59:273
106891370,1ptp4l401ktimersoftd/313:59:273
106891370,1ptp4l401ktimersoftd/313:44:173
106891370,1ptp4l401ktimersoftd/313:44:173
106891370,1ptp4l401ktimersoftd/313:22:223
106891370,1ptp4l401ktimersoftd/313:04:043
106891370,1ptp4l401ktimersoftd/312:14:453
106891370,1ptp4l401ktimersoftd/312:05:083
106891370,1ptp4l401ktimersoftd/311:55:013
106891370,1ptp4l401ktimersoftd/311:33:263
106891370,0ptp4l401ktimersoftd/313:24:343
106891370,0ptp4l401ktimersoftd/312:44:383
106891370,0ptp4l401ktimersoftd/309:43:303
106891360,1ptp4l401ktimersoftd/314:13:163
106891360,1ptp4l401ktimersoftd/312:58:353
106891360,1ptp4l401ktimersoftd/312:42:013
106891360,1ptp4l401ktimersoftd/312:29:033
106891360,1ptp4l401ktimersoftd/312:00:013
106891360,1ptp4l401ktimersoftd/309:59:363
106891360,13ptp4l401ktimersoftd/309:58:263
106891360,0ptp4l401ktimersoftd/313:29:433
106891360,0ptp4l401ktimersoftd/311:39:013
2282799358,5cyclictest0-21swapper/309:08:413
2282199359,12cyclictest14788-21irqrtprio10:58:472
2282199358,15cyclictest27734-21ssh11:47:052
2282199357,10cyclictest29698-21ssh11:15:332
106891350,1ptp4l401ktimersoftd/313:15:153
106891350,1ptp4l401ktimersoftd/309:36:513
106891350,0ptp4l401ktimersoftd/310:52:113
106891350,0ptp4l401ktimersoftd/310:20:443
2282199347,12cyclictest0-21swapper/210:08:462
22821993413,18cyclictest3522-21chrt14:06:412
22821993412,9cyclictest2412-21sed11:53:482
106891340,1ptp4l401ktimersoftd/309:24:043
106891340,0ptp4l401ktimersoftd/311:22:113
925723326,3sleep09-21ksoftirqd/011:28:410
2282199337,12cyclictest16192-21diskmemload12:32:152
2282199337,11cyclictest19824-21ssh13:18:252
22821993312,18cyclictest3146-21irqrtprio13:33:492
22821993312,17cyclictest24957-21sshd10:13:372
2282199329,9cyclictest24665-21ps12:48:522
2282199327,12cyclictest16192-21diskmemload13:39:192
22821993216,12cyclictest0-21swapper/214:18:452
22821993216,12cyclictest0-21swapper/210:28:402
22821993216,11cyclictest0-21swapper/213:53:432
22821993216,11cyclictest0-21swapper/213:53:432
22821993215,14cyclictest367-21ssh12:58:312
22821993214,14cyclictest19181-21snmp_o5powerctl13:48:582
22814993227,3cyclictest25-21ksoftirqd/113:53:311
106891320,0ptp4l401ktimersoftd/309:07:023
2282199316,11cyclictest0-21swapper/212:19:582
22821993111,17cyclictest2730-21sh11:21:272
22821993110,18cyclictest0-21swapper/209:28:452
22806993125,3cyclictest26199-21ssh14:28:590
218622316,10sleep10-21swapper/108:58:491
22821993015,11cyclictest0-21swapper/209:58:372
22821993015,11cyclictest0-21swapper/209:43:362
22821993014,7cyclictest12365-21ssh11:31:062
22821993011,15cyclictest13460-21taskset09:48:422
106891300,1ptp4l401ktimersoftd/310:15:333
106891300,0ptp4l401ktimersoftd/313:54:453
106891300,0ptp4l401ktimersoftd/313:54:453
22821992914,11cyclictest0-21swapper/213:43:432
22821992914,11cyclictest0-21swapper/213:43:432
22821992910,16cyclictest0-21swapper/210:43:472
22814992922,4cyclictest25-21ksoftirqd/114:25:351
2280699296,14cyclictest5221-21ssh14:08:440
22806992911,15cyclictest16192-21diskmemload12:34:470
106891290,12ptp4l401ktimersoftd/311:02:543
62202280,2sleep00-21swapper/013:03:470
2282199289,7cyclictest16747-21tr09:53:492
2282199288,18cyclictest0-21swapper/211:36:492
2282199286,6cyclictest9323-21ssh13:07:082
22821992817,8cyclictest15026-21snmp_o5powerctl12:38:562
22821992816,9cyclictest0-21swapper/212:33:442
22821992815,10cyclictest4342-21ssh11:23:412
22821992814,9cyclictest81272chrt09:38:382
22821992814,10cyclictest29270-21/usr/sbin/munin09:13:432
22821992813,11cyclictest0-21swapper/210:23:392
22814992823,3cyclictest25-21ksoftirqd/113:58:361
22814992823,3cyclictest25-21ksoftirqd/113:58:361
22814992822,3cyclictest25-21ksoftirqd/113:48:321
22814992822,3cyclictest25-21ksoftirqd/113:48:321
22821992713,11cyclictest31503-21/usr/sbin/munin13:28:582
22821992710,14cyclictest19770-21/usr/sbin/munin14:23:492
22814992720,4cyclictest23530-21kworker/1:313:18:471
22814992716,7cyclictest241ktimersoftd/110:48:401
2281499270,11cyclictest7107-21rm14:09:061
106891270,1ptp4l401ktimersoftd/309:30:523
22827992620,3cyclictest41-21ksoftirqd/311:27:423
22827992619,4cyclictest41-21ksoftirqd/310:33:033
2282199268,6cyclictest0-21swapper/213:19:002
22821992615,8cyclictest19032-21munin-node11:38:392
22821992614,9cyclictest7404-21grep09:33:562
22821992614,9cyclictest29403-21awk10:23:272
22821992614,9cyclictest10196-21/usr/sbin/munin10:48:482
22821992613,10cyclictest32395-21/usr/sbin/munin09:18:482
22821992612,11cyclictest21360-21ps10:03:492
22814992621,3cyclictest25-21ksoftirqd/112:28:431
22814992621,3cyclictest25-21ksoftirqd/111:48:481
22814992619,4cyclictest25-21ksoftirqd/109:42:261
22814992618,5cyclictest10979-21grep09:43:391
22806992620,3cyclictest9-21ksoftirqd/013:58:230
22806992620,3cyclictest9-21ksoftirqd/013:58:230
22806992620,3cyclictest9-21ksoftirqd/012:32:240
22806992620,3cyclictest9-21ksoftirqd/011:38:530
106891260,1ptp4l401ktimersoftd/312:56:123
106891260,1ptp4l401ktimersoftd/310:26:533
106891260,0ptp4l401ktimersoftd/310:03:363
106891260,0ptp4l401ktimersoftd/309:50:243
259422250,2sleep00-21swapper/009:08:290
22827992519,3cyclictest41-21ksoftirqd/311:04:143
2281499256,12cyclictest31238-21ssh12:23:411
22814992520,3cyclictest25-21ksoftirqd/111:09:031
22814992519,4cyclictest25-21ksoftirqd/113:43:311
22814992519,4cyclictest25-21ksoftirqd/112:58:521
22814992519,3cyclictest8799-21tr12:33:451
22814992518,4cyclictest25-21ksoftirqd/109:08:221
22806992518,4cyclictest9-21ksoftirqd/009:16:040
22806992514,4cyclictest19931-21ssh11:06:050
106891250,1ptp4l401ktimersoftd/310:43:443
106891250,1ptp4l401ktimersoftd/309:13:533
287562240,20sleep00-21swapper/013:27:010
22814992419,3cyclictest25-21ksoftirqd/112:39:451
22814992418,4cyclictest25-21ksoftirqd/110:28:591
22814992417,4cyclictest6898-21grep09:33:481
22814992417,4cyclictest25-21ksoftirqd/110:04:141
22814992417,4cyclictest25-21ksoftirqd/110:01:251
22814992417,4cyclictest25-21ksoftirqd/109:26:371
22806992418,3cyclictest9-21ksoftirqd/011:58:510
22806992418,3cyclictest9-21ksoftirqd/009:39:040
22806992417,4cyclictest9-21ksoftirqd/010:42:070
22806992417,4cyclictest9-21ksoftirqd/009:49:240
2280699241,3cyclictest13422-21chrt10:56:400
106891240,1ptp4l401ktimersoftd/310:53:443
106891240,1ptp4l401ktimersoftd/310:10:533
106891240,1ptp4l401ktimersoftd/309:43:273
106891240,1ptp4l401ktimersoftd/309:18:553
2281499233,16cyclictest17223-21fschecks_time11:03:441
22814992318,3cyclictest25-21ksoftirqd/114:33:331
22814992318,3cyclictest25-21ksoftirqd/113:08:451
22814992317,3cyclictest25-21ksoftirqd/114:04:021
22814992317,3cyclictest25-21ksoftirqd/111:36:161
22814992317,3cyclictest25-21ksoftirqd/110:54:521
22814992316,4cyclictest7786-21sendmail_mailtr11:58:531
22814992316,4cyclictest25419-21sed10:13:421
22814992315,5cyclictest20245-21grep12:44:001
2280699232,14cyclictest1479-21ssh11:53:400
22806992318,3cyclictest9-21ksoftirqd/011:48:420
22806992317,3cyclictest9-21ksoftirqd/014:03:540
22806992317,3cyclictest9-21ksoftirqd/010:52:590
22806992317,3cyclictest9-21ksoftirqd/010:46:560
22806992317,3cyclictest2352-21grep10:33:430
22806992317,3cyclictest22073-21head13:19:000
22806992316,4cyclictest26575-21grep10:13:550
2280699231,20cyclictest0-21swapper/012:23:240
2280699230,3cyclictest17483-21taskset09:58:030
106891230,0ptp4l401ktimersoftd/310:38:403
22814992217,3cyclictest25-21ksoftirqd/112:18:451
22814992217,3cyclictest25-21ksoftirqd/111:38:471
22814992217,3cyclictest25-21ksoftirqd/111:01:391
22814992215,4cyclictest27760-21grep10:18:421
22806992218,2cyclictest0-21swapper/010:08:470
22806992216,3cyclictest9-21ksoftirqd/009:20:360
22806992216,3cyclictest2059-21sendmail13:33:310
22806992215,4cyclictest9-21ksoftirqd/010:32:160
2280699221,2cyclictest0-21swapper/013:13:000
2280699221,13cyclictest791-21ssh12:58:430
2281499212,12cyclictest21185-21chrt12:13:421
22814992116,3cyclictest25-21ksoftirqd/111:44:391
22814992116,3cyclictest25-21ksoftirqd/111:26:201
22814992116,3cyclictest25-21ksoftirqd/111:15:161
22814992116,3cyclictest25-21ksoftirqd/109:09:021
22814992115,4cyclictest25-21ksoftirqd/112:54:371
22814992115,4cyclictest16320-21tr12:08:411
22814992115,4cyclictest16320-21tr12:08:411
22814992115,3cyclictest27245-21latency_hist13:58:321
22814992115,3cyclictest27245-21latency_hist13:58:321
22814992115,3cyclictest25-21ksoftirqd/114:14:391
22814992115,3cyclictest25-21ksoftirqd/110:28:161
22814992114,4cyclictest18561-21diskmemload13:16:141
22814992113,4cyclictest1670-21cat11:53:421
2281499211,17cyclictest7605-21cut10:43:461
2281499210,17cyclictest6652-21cut10:43:281
2280699212,11cyclictest23417-21ssh12:48:420
22806992116,3cyclictest9-21ksoftirqd/013:44:170
22806992116,3cyclictest9-21ksoftirqd/013:44:170
22806992116,3cyclictest9-21ksoftirqd/009:43:500
22806992116,3cyclictest5762-21apt-get09:33:380
22806992116,3cyclictest16181-21cron11:03:280
22806992115,3cyclictest28673-21snmp_o5powerctl10:18:520
22806992115,3cyclictest27608-21/usr/sbin/munin13:58:540
22806992115,3cyclictest27608-21/usr/sbin/munin13:58:540
22806992114,4cyclictest606-21grep12:23:590
2280699211,18cyclictest0-21swapper/012:43:510
2280699211,18cyclictest0-21swapper/012:17:460
2280699211,18cyclictest0-21swapper/011:37:410
2280699211,18cyclictest0-21swapper/011:27:250
2280699211,17cyclictest0-21swapper/010:03:390
22814992015,3cyclictest25-21ksoftirqd/114:20:571
22814992014,4cyclictest25-21ksoftirqd/110:36:181
22814992013,4cyclictest9610-21fschecks_time11:28:441
22814992013,4cyclictest3300-21/usr/sbin/munin09:28:491
22814992013,4cyclictest25-21ksoftirqd/109:15:571
22814992013,4cyclictest24206-21unixbench_singl10:08:551
22814992013,4cyclictest23749-21seq12:48:461
22814992013,4cyclictest15701-21cat09:53:401
22806992015,3cyclictest16192-21diskmemload12:41:390
22806992015,3cyclictest11997-21apt-get13:43:310
22806992014,4cyclictest9-21ksoftirqd/009:27:000
22806992014,3cyclictest9-21ksoftirqd/009:06:560
22806992014,3cyclictest11220-21/usr/sbin/munin12:03:500
2280699201,3cyclictest16433-21ssh14:18:570
22806992013,4cyclictest3481-21sed13:33:500
2280699201,17cyclictest0-21swapper/014:13:330
2280699201,17cyclictest0-21swapper/013:13:560
2280699201,17cyclictest0-21swapper/012:54:390
2280699201,17cyclictest0-21swapper/011:13:510
2280699201,17cyclictest0-21swapper/011:10:290
2280699201,17cyclictest0-21swapper/010:03:110
2281499193,10cyclictest11303-21apt-get12:03:421
22814991913,3cyclictest31127-21cat13:28:531
22814991913,3cyclictest25-21ksoftirqd/109:23:001
22814991912,4cyclictest13916-21sed09:48:441
22814991911,5cyclictest6147-21gltestperf13:03:461
22814991911,5cyclictest374-21latency11:18:481
22806991913,4cyclictest3823-21sed09:28:440
22806991913,3cyclictest16192-21diskmemload11:44:300
22806991912,4cyclictest18431-21irqrtprio13:48:510
22806991912,4cyclictest16192-21diskmemload11:18:350
2280699191,15cyclictest0-21swapper/010:23:440
2280699190,3cyclictest16192-21diskmemload14:24:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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