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2025-11-22 - 09:40
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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 Sat Nov 22, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
922923170,5sleep341-21ksoftirqd/320:12:363
2190221650,4sleep31016199cyclictest00:22:423
1773911090,2ptp4l401ktimersoftd/323:47:193
177391730,1ptp4l401ktimersoftd/322:58:103
61912650,3sleep21015499cyclictest22:54:532
247482630,4sleep21015499cyclictest22:39:272
10154996313,27cyclictest1642-21sh00:37:232
1015499620,23cyclictest29868-21/usr/sbin/munin01:07:392
1015499610,28cyclictest29594-21/usr/sbin/munin00:32:452
1015499601,29cyclictest20995-21ssh23:47:252
177391590,1ptp4l401ktimersoftd/322:42:483
177391590,1ptp4l401ktimersoftd/300:07:103
248852580,2sleep10-21swapper/123:15:401
177391580,1ptp4l401ktimersoftd/323:56:313
1015499581,24cyclictest1791-21taskset21:04:162
1015499580,24cyclictest17660-21sh01:31:382
1015499580,22cyclictest30671-21sed22:02:452
10145995835,12cyclictest1760-21runrttasks21:12:281
97712574,41sleep00-21swapper/020:13:470
1015499570,24cyclictest22773-21taskset00:23:382
1015499570,24cyclictest13918-21chrt21:29:342
1015499570,23cyclictest1585-21sh00:01:562
177391560,1ptp4l401ktimersoftd/320:27:323
177391560,1ptp4l401ktimersoftd/300:43:433
177391550,1ptp4l401ktimersoftd/323:10:253
1015499550,30cyclictest27781-21sh01:05:172
1015499550,23cyclictest8819-21sh00:43:402
1015499550,23cyclictest25419-21sh23:16:432
1015499550,23cyclictest19997-21sh22:33:592
1015499550,21cyclictest2884-21ssh22:52:182
97182544,38sleep10-21swapper/120:13:081
177391540,1ptp4l401ktimersoftd/300:57:373
1015499540,24cyclictest4036-21taskset01:14:532
1015499540,24cyclictest4036-21taskset01:14:532
10145995424,5cyclictest25-21ksoftirqd/101:17:411
1015499531,23cyclictest6775-21runrttasks21:17:082
1015499530,30cyclictest15263-21runrttasks22:28:352
1015499530,22cyclictest22280-21sh00:58:162
10145995321,9cyclictest25-21ksoftirqd/122:37:481
1015499521,30cyclictest25253-21sh01:39:252
1015499520,22cyclictest20201-21taskset20:36:512
1015499520,20cyclictest12524-21/usr/sbin/munin23:02:392
10145995239,3cyclictest25-21ksoftirqd/120:22:331
10145995226,3cyclictest25-21ksoftirqd/123:17:531
10145995225,3cyclictest25-21ksoftirqd/123:57:191
10145995214,8cyclictest25-21ksoftirqd/100:47:341
10145995133,4cyclictest25-21ksoftirqd/123:32:181
10145995124,9cyclictest25-21ksoftirqd/100:17:531
177391500,1ptp4l401ktimersoftd/300:14:353
1015499500,28cyclictest27301-21runrttasks20:51:402
1015499500,22cyclictest21400-21runrttasks21:46:472
1015499500,22cyclictest21400-21runrttasks21:46:472
10145995021,7cyclictest25-21ksoftirqd/123:06:141
1014599496,10cyclictest25-21ksoftirqd/123:37:181
1014599496,10cyclictest25-21ksoftirqd/123:37:181
10145994934,3cyclictest25-21ksoftirqd/101:12:521
10145994934,3cyclictest25-21ksoftirqd/101:12:521
10145994925,4cyclictest25-21ksoftirqd/100:34:301
10145994925,4cyclictest25-21ksoftirqd/100:22:221
10145994924,8cyclictest25-21ksoftirqd/101:27:341
1014599484,3cyclictest121rcu_preempt22:57:351
10145994842,3cyclictest25-21ksoftirqd/101:32:261
10145994842,3cyclictest25-21ksoftirqd/101:22:261
10145994824,4cyclictest25-21ksoftirqd/122:18:141
10145994824,4cyclictest25-21ksoftirqd/100:02:491
10145994823,5cyclictest25-21ksoftirqd/101:11:381
10145994823,4cyclictest25-21ksoftirqd/121:47:161
10145994823,4cyclictest25-21ksoftirqd/121:47:161
10145994821,6cyclictest25-21ksoftirqd/100:07:381
10145994820,9cyclictest25-21ksoftirqd/100:42:391
10145994819,10cyclictest25-21ksoftirqd/101:37:221
131422470,4sleep21015499cyclictest00:12:582
1014599476,4cyclictest25-21ksoftirqd/121:02:161
10145994737,3cyclictest25-21ksoftirqd/122:07:171
10145994735,3cyclictest25-21ksoftirqd/123:52:191
10145994734,3cyclictest25-21ksoftirqd/100:27:331
10145994718,4cyclictest25-21ksoftirqd/122:47:351
1015499461,22cyclictest1760-21runrttasks21:56:212
10145994636,3cyclictest25-21ksoftirqd/120:52:311
10145994636,3cyclictest25-21ksoftirqd/101:47:221
10145994634,3cyclictest25-21ksoftirqd/123:40:081
10145994623,4cyclictest25-21ksoftirqd/122:26:211
10145994622,3cyclictest25-21ksoftirqd/100:53:501
10145994621,4cyclictest25-21ksoftirqd/122:42:401
10145994619,4cyclictest25-21ksoftirqd/101:02:211
10145994618,9cyclictest25-21ksoftirqd/121:57:171
10145994617,4cyclictest25-21ksoftirqd/101:07:041
1015499451,24cyclictest12435-21seq20:22:072
1015499450,19cyclictest16166-21ssh23:42:202
1014599456,3cyclictest25-21ksoftirqd/123:57:441
1014599453,9cyclictest25-21ksoftirqd/122:32:401
10145994521,4cyclictest25-21ksoftirqd/121:47:271
10145994517,4cyclictest25-21ksoftirqd/122:52:361
1014599444,4cyclictest25-21ksoftirqd/121:27:401
10145994432,5cyclictest25-21ksoftirqd/122:07:291
10145994422,6cyclictest25-21ksoftirqd/122:17:171
10145994417,4cyclictest25-21ksoftirqd/123:22:301
10145994412,8cyclictest25-21ksoftirqd/123:07:271
10145994318,4cyclictest25-21ksoftirqd/122:27:481
10145994315,8cyclictest25-21ksoftirqd/121:17:371
1015499421,28cyclictest5248-21taskset23:29:012
1014599424,3cyclictest25-21ksoftirqd/120:37:291
1014599423,8cyclictest25-21ksoftirqd/121:37:381
1014599423,8cyclictest25-21ksoftirqd/121:37:381
10145994232,3cyclictest25-21ksoftirqd/100:37:471
10145994217,4cyclictest25-21ksoftirqd/120:32:151
10145994215,4cyclictest25-21ksoftirqd/120:22:151
10145994212,8cyclictest25-21ksoftirqd/123:43:371
1015499410,30cyclictest16230-21chrt21:33:512
1015499410,26cyclictest32750-21ssh23:23:202
1015499410,26cyclictest18445-21ssh00:54:342
1015499410,25cyclictest3750-21timedrift00:02:482
1015499410,11cyclictest0-21swapper/223:52:402
1014599416,3cyclictest25-21ksoftirqd/120:42:271
1014599416,3cyclictest25-21ksoftirqd/100:12:331
1014599413,3cyclictest25-21ksoftirqd/121:02:361
10145994129,3cyclictest25-21ksoftirqd/121:57:391
1014599412,3cyclictest25-21ksoftirqd/121:32:321
10145994115,7cyclictest25-21ksoftirqd/121:22:441
1015499401,24cyclictest11271-21taskset23:37:002
1015499401,24cyclictest11271-21taskset23:37:002
1015499400,24cyclictest24759-21chrt20:44:372
1015499400,24cyclictest18606-21chrt21:39:012
1015499400,24cyclictest18606-21chrt21:39:012
1015499400,24cyclictest11454-21chrt21:23:362
1014599406,7cyclictest25-21ksoftirqd/120:32:351
1014599406,3cyclictest25-21ksoftirqd/121:07:341
177391390,1ptp4l401ktimersoftd/322:32:203
177391390,1ptp4l401ktimersoftd/300:41:363
1015499392,31cyclictest15815-21apt-get00:17:362
1015499391,21cyclictest31786-21taskset20:58:302
1015499390,23cyclictest12915-21ssh00:47:572
1015499390,22cyclictest3536-21diskmemload01:45:002
981323817,11sleep233-21ksoftirqd/220:14:222
177391380,1ptp4l401ktimersoftd/322:47:523
177391380,1ptp4l401ktimersoftd/322:40:003
177391380,1ptp4l401ktimersoftd/322:22:093
177391380,1ptp4l401ktimersoftd/301:04:493
177391380,1ptp4l401ktimersoftd/300:33:303
177391380,14ptp4l8951-21kworker/3:023:51:543
1015499380,28cyclictest28537-21chrt21:58:482
1015499380,22cyclictest1102-21taskset22:11:572
1015499380,20cyclictest6943-21taskset22:20:042
10145993816,7cyclictest25-21ksoftirqd/120:47:421
177391370,1ptp4l401ktimersoftd/323:27:233
177391370,1ptp4l401ktimersoftd/323:23:293
177391370,1ptp4l401ktimersoftd/323:06:363
177391370,1ptp4l401ktimersoftd/301:10:433
177391370,1ptp4l401ktimersoftd/300:49:403
177391370,1ptp4l401ktimersoftd/300:08:153
1015499371,32cyclictest26214-21grep00:27:402
1015499371,23cyclictest11614-21sh23:01:122
1015499370,23cyclictest17710-21chrt20:30:162
1015499370,22cyclictest7413-21/usr/sbin/munin01:17:512
177391360,1ptp4l401ktimersoftd/323:39:323
177391360,1ptp4l401ktimersoftd/323:36:183
177391360,1ptp4l401ktimersoftd/323:36:183
177391360,1ptp4l401ktimersoftd/322:24:323
177391360,1ptp4l401ktimersoftd/300:00:273
177391360,0ptp4l401ktimersoftd/301:46:453
177391360,0ptp4l401ktimersoftd/301:13:433
177391360,0ptp4l401ktimersoftd/301:13:433
1015499360,23cyclictest22583-21chrt20:42:052
177391350,1ptp4l401ktimersoftd/301:29:323
177391350,0ptp4l401ktimersoftd/322:53:473
1015499350,31cyclictest0-21swapper/201:32:222
1015499350,20cyclictest14153-21ssh23:38:472
177391340,2ptp4l334-21kworker/3:222:30:183
177391340,1ptp4l401ktimersoftd/301:22:073
177391340,1ptp4l401ktimersoftd/300:20:543
1015499340,24cyclictest1760-21runrttasks22:17:112
1015499340,20cyclictest0-21swapper/200:07:322
10138993428,3cyclictest9-21ksoftirqd/001:37:220
177391330,1ptp4l401ktimersoftd/321:21:333
177391330,1ptp4l401ktimersoftd/320:42:313
177391330,1ptp4l401ktimersoftd/301:41:063
177391330,0ptp4l401ktimersoftd/323:14:303
1015499331,25cyclictest10195-21apt-get01:22:362
10138993327,3cyclictest9-21ksoftirqd/021:17:150
177391320,1ptp4l401ktimersoftd/323:18:053
177391320,11ptp4l401ktimersoftd/321:07:463
1015499320,29cyclictest28453-21ssh22:42:502
1015499320,19cyclictest12619-21munin-node20:22:272
10138993227,3cyclictest9-21ksoftirqd/000:27:200
10138993226,3cyclictest26925-21irqrtprio23:17:370
177391310,1ptp4l401ktimersoftd/322:14:463
177391310,1ptp4l401ktimersoftd/322:08:513
177391310,1ptp4l401ktimersoftd/321:23:513
177391310,10ptp4l401ktimersoftd/321:52:193
177391310,0ptp4l401ktimersoftd/320:49:213
1015499319,19cyclictest28013-21fschecks_time20:52:302
1015499312,24cyclictest7311-21apt-get21:17:262
1015499312,23cyclictest26122-21apt-get23:17:302
1015499310,27cyclictest3431-21needreboot21:07:382
177391300,8ptp4l401ktimersoftd/322:05:013
177391300,1ptp4l401ktimersoftd/321:27:223
177391300,1ptp4l401ktimersoftd/321:04:193
177391300,1ptp4l401ktimersoftd/320:39:183
1015499309,18cyclictest18026-21cut23:07:382
10154993012,15cyclictest1760-21runrttasks22:23:162
10138993023,4cyclictest9-21ksoftirqd/023:47:020
177391290,8ptp4l401ktimersoftd/322:02:123
177391290,8ptp4l401ktimersoftd/321:36:163
177391290,0ptp4l401ktimersoftd/321:01:223
177391290,0ptp4l401ktimersoftd/300:56:573
10161992922,4cyclictest41-21ksoftirqd/301:33:083
1015499291,26cyclictest0-21swapper/221:47:312
10138992924,3cyclictest9-21ksoftirqd/023:27:180
10138992924,3cyclictest9-21ksoftirqd/022:32:310
10138992924,3cyclictest9-21ksoftirqd/001:27:210
10138992922,4cyclictest9-21ksoftirqd/022:15:280
10138992823,3cyclictest9-21ksoftirqd/023:02:390
10138992823,3cyclictest9-21ksoftirqd/022:42:330
10138992823,3cyclictest9-21ksoftirqd/001:02:370
10138992823,3cyclictest9-21ksoftirqd/000:47:200
10138992821,4cyclictest9-21ksoftirqd/022:58:040
10138992821,4cyclictest9-21ksoftirqd/020:26:170
177391270,1ptp4l401ktimersoftd/320:36:593
10161992720,4cyclictest41-21ksoftirqd/321:39:503
10161992720,4cyclictest41-21ksoftirqd/321:39:503
10138992722,3cyclictest9-21ksoftirqd/023:52:400
10138992722,3cyclictest9-21ksoftirqd/000:32:360
10138992721,3cyclictest9-21ksoftirqd/021:22:150
10138992721,3cyclictest9-21ksoftirqd/021:02:280
10138992720,4cyclictest9-21ksoftirqd/021:50:070
10138992720,4cyclictest9-21ksoftirqd/021:46:380
10138992720,4cyclictest9-21ksoftirqd/021:46:380
10138992720,4cyclictest9-21ksoftirqd/000:01:110
177391260,1ptp4l401ktimersoftd/321:14:143
177391260,10ptp4l401ktimersoftd/320:22:473
10161992619,4cyclictest41-21ksoftirqd/321:44:523
10161992619,4cyclictest41-21ksoftirqd/321:44:523
10138992621,3cyclictest9-21ksoftirqd/023:37:400
10138992621,3cyclictest9-21ksoftirqd/021:52:300
10138992621,3cyclictest9-21ksoftirqd/021:42:160
10138992621,3cyclictest9-21ksoftirqd/021:42:160
10138992621,3cyclictest9-21ksoftirqd/021:27:350
10138992621,3cyclictest9-21ksoftirqd/000:02:380
10138992620,4cyclictest9-21ksoftirqd/020:34:280
10138992620,3cyclictest9-21ksoftirqd/020:38:170
10138992620,3cyclictest9-21ksoftirqd/001:47:220
10138992619,4cyclictest9-21ksoftirqd/021:07:280
10138992619,4cyclictest9-21ksoftirqd/020:44:150
10138992520,3cyclictest9-21ksoftirqd/021:02:160
10138992519,3cyclictest9-21ksoftirqd/022:12:030
10138992519,3cyclictest9-21ksoftirqd/020:52:330
10138992519,3cyclictest9-21ksoftirqd/000:52:340
10138992518,4cyclictest9-21ksoftirqd/020:29:140
10138992518,4cyclictest9-21ksoftirqd/001:00:170
10138992518,4cyclictest28438-21kworker/0:001:07:320
177391240,1ptp4l401ktimersoftd/320:17:363
177391240,1ptp4l401ktimersoftd/301:22:353
177391240,1ptp4l401ktimersoftd/300:27:323
177391240,0ptp4l401ktimersoftd/320:53:163
10138992419,3cyclictest9-21ksoftirqd/020:48:090
10138992419,3cyclictest9-21ksoftirqd/020:18:030
10138992419,3cyclictest10368-1kworker/u9:100:15:260
10138992418,3cyclictest9-21ksoftirqd/001:21:410
10138992418,3cyclictest9-21ksoftirqd/000:07:400
177391230,1ptp4l401ktimersoftd/321:47:293
10138992318,3cyclictest9-21ksoftirqd/023:07:420
10138992318,3cyclictest9-21ksoftirqd/001:12:330
10138992318,3cyclictest9-21ksoftirqd/001:12:330
10138992317,3cyclictest8007-21sed23:32:370
10138992317,3cyclictest8007-21sed23:32:370
10138992317,3cyclictest3770-1kworker/u9:222:17:400
10138992311,3cyclictest9-21ksoftirqd/021:57:430
1013899224,7cyclictest1760-21runrttasks22:49:520
10138992217,3cyclictest9-21ksoftirqd/022:27:340
10138992217,3cyclictest14968-1kworker/u9:023:14:190
10138992216,3cyclictest9-21ksoftirqd/022:06:450
1013899215,3cyclictest121rcu_preempt01:30:390
10138992116,3cyclictest9-21ksoftirqd/022:54:590
10138992116,3cyclictest9-21ksoftirqd/022:41:300
10138992116,3cyclictest9-21ksoftirqd/021:25:210
10138992116,3cyclictest9-21ksoftirqd/001:39:370
10138992115,3cyclictest9-21ksoftirqd/021:34:300
10138992115,3cyclictest2931-21tr23:27:310
10138992015,3cyclictest9-21ksoftirqd/000:51:440
10138992015,3cyclictest9-21ksoftirqd/000:42:200
10138992015,3cyclictest9-21ksoftirqd/000:22:200
10138991914,3cyclictest9-21ksoftirqd/023:47:200
10138991913,3cyclictest26110-21sed00:27:390
10138991812,3cyclictest3536-21diskmemload22:22:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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