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2026-01-03 - 04:25
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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 Jan 03, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2919721800,5sleep02172299cyclictest22:07:170
711721690,4sleep22173599cyclictest23:56:112
2897721420,2sleep12172799cyclictest00:50:181
2411421420,3sleep22173599cyclictest23:40:172
1068911070,4ptp4l401ktimersoftd/319:17:233
288742710,5sleep32174299cyclictest22:39:483
229442650,3sleep30-21swapper/300:43:293
213212644,10sleep00-21swapper/019:18:060
21727996254,4cyclictest25-21ksoftirqd/121:27:071
153192600,2sleep115322-21apt-key22:26:571
21727995952,4cyclictest25-21ksoftirqd/121:12:081
21727995951,4cyclictest25-21ksoftirqd/122:17:101
21727995950,5cyclictest25-21ksoftirqd/120:52:041
214502594,9sleep20-21swapper/219:19:452
21727995850,4cyclictest25-21ksoftirqd/120:42:081
21727995849,6cyclictest25-21ksoftirqd/120:07:041
218472570,2sleep20-21swapper/200:10:562
188242570,2sleep20-21swapper/223:02:152
21727995647,5cyclictest25-21ksoftirqd/120:12:051
258482540,2sleep20-21swapper/222:37:102
225042540,2sleep10-21swapper/122:01:561
21727995342,6cyclictest25-21ksoftirqd/119:42:061
23152510,2sleep10-21swapper/123:51:281
9432500,2sleep30-21swapper/323:17:143
21727994928,3cyclictest25-21ksoftirqd/123:07:141
21727994835,6cyclictest25-21ksoftirqd/119:32:081
106891470,1ptp4l401ktimersoftd/321:56:253
168152460,2sleep00-21swapper/000:05:480
2174299456,7cyclictest19418-21fschecks_count20:22:113
2174299449,6cyclictest41-21ksoftirqd/321:12:133
21727994424,3cyclictest25-21ksoftirqd/119:57:191
21727994332,5cyclictest25-21ksoftirqd/123:52:091
2174299427,5cyclictest41-21ksoftirqd/300:09:303
21742994210,6cyclictest41-21ksoftirqd/322:14:253
21727994225,7cyclictest25-21ksoftirqd/121:52:211
2174299418,5cyclictest41-21ksoftirqd/323:00:253
2174299417,5cyclictest41-21ksoftirqd/323:53:143
2174299417,5cyclictest41-21ksoftirqd/323:03:133
2174299416,5cyclictest41-21ksoftirqd/300:23:493
21727994133,4cyclictest25-21ksoftirqd/122:07:001
21727994130,5cyclictest25-21ksoftirqd/122:57:081
21727994129,4cyclictest25-21ksoftirqd/100:46:591
106891410,1ptp4l401ktimersoftd/320:50:253
2174299407,5cyclictest41-21ksoftirqd/321:50:463
2174299406,5cyclictest41-21ksoftirqd/323:13:333
2174299406,5cyclictest41-21ksoftirqd/322:08:043
21727994027,4cyclictest25-21ksoftirqd/100:32:131
2172799401,4cyclictest121rcu_preempt19:26:571
21727994014,4cyclictest25-21ksoftirqd/100:37:271
2174299397,4cyclictest41-21ksoftirqd/323:58:513
2174299397,4cyclictest41-21ksoftirqd/321:34:193
2174299397,4cyclictest41-21ksoftirqd/321:24:243
2174299397,4cyclictest41-21ksoftirqd/300:18:393
2174299396,6cyclictest41-21ksoftirqd/322:56:293
2174299396,6cyclictest41-21ksoftirqd/321:39:443
2174299396,6cyclictest41-21ksoftirqd/321:39:443
2174299396,5cyclictest41-21ksoftirqd/323:31:193
2174299396,5cyclictest41-21ksoftirqd/322:06:123
2174299396,5cyclictest41-21ksoftirqd/300:47:003
2174299396,4cyclictest41-21ksoftirqd/300:31:533
21727993924,3cyclictest25-21ksoftirqd/123:42:281
21727993916,4cyclictest25-21ksoftirqd/123:57:191
21727993915,4cyclictest25-21ksoftirqd/122:02:221
106891390,1ptp4l401ktimersoftd/321:30:013
2174299387,5cyclictest41-21ksoftirqd/323:51:063
2174299387,4cyclictest41-21ksoftirqd/300:36:013
2174299386,6cyclictest41-21ksoftirqd/323:35:533
2174299386,5cyclictest41-21ksoftirqd/322:17:303
2174299386,5cyclictest41-21ksoftirqd/300:06:513
2174299386,4cyclictest41-21ksoftirqd/322:27:553
2174299386,4cyclictest41-21ksoftirqd/300:12:053
21727993831,3cyclictest25-21ksoftirqd/122:52:091
21727993827,4cyclictest25-21ksoftirqd/122:22:051
21727993826,3cyclictest25-21ksoftirqd/123:27:021
106891380,1ptp4l401ktimersoftd/322:48:483
106891380,1ptp4l401ktimersoftd/322:44:343
106891380,0ptp4l401ktimersoftd/300:38:153
2174299378,5cyclictest41-21ksoftirqd/323:22:083
2174299377,5cyclictest41-21ksoftirqd/323:40:323
2174299375,4cyclictest41-21ksoftirqd/321:57:413
21727993732,3cyclictest25-21ksoftirqd/123:36:581
21727993726,3cyclictest25-21ksoftirqd/123:26:581
21727993722,6cyclictest25-21ksoftirqd/121:47:141
21727993715,4cyclictest25-21ksoftirqd/121:44:121
21727993712,4cyclictest25-21ksoftirqd/122:32:271
106891370,1ptp4l401ktimersoftd/319:27:343
2172799364,28cyclictest47050irq/101-ens3-Tx21:37:071
2172799364,28cyclictest47050irq/101-ens3-Tx21:37:071
21727993630,3cyclictest25-21ksoftirqd/120:27:261
21727993630,3cyclictest25-21ksoftirqd/100:02:211
21727993625,8cyclictest25-21ksoftirqd/121:36:551
21727993613,7cyclictest25-21ksoftirqd/120:02:151
21727993613,4cyclictest25-21ksoftirqd/123:37:091
21722993619,10cyclictest46950irq/100-ens3-Tx21:57:080
106891360,1ptp4l401ktimersoftd/323:43:143
106891360,1ptp4l401ktimersoftd/323:09:173
106891360,1ptp4l401ktimersoftd/322:35:183
106891360,1ptp4l401ktimersoftd/322:23:593
106891360,1ptp4l401ktimersoftd/321:07:143
106891360,1ptp4l401ktimersoftd/320:32:463
106891360,0ptp4l401ktimersoftd/320:44:063
106891360,0ptp4l401ktimersoftd/319:23:333
21727993530,3cyclictest25-21ksoftirqd/123:02:171
21727993529,3cyclictest25-21ksoftirqd/100:31:591
21727993525,3cyclictest25-21ksoftirqd/122:42:101
21727993521,3cyclictest25-21ksoftirqd/100:07:141
21727993518,5cyclictest25-21ksoftirqd/123:17:261
21727993513,4cyclictest25-21ksoftirqd/122:39:271
106891350,0ptp4l401ktimersoftd/321:44:213
21727993428,3cyclictest25-21ksoftirqd/121:22:101
21727993423,8cyclictest25-21ksoftirqd/122:51:561
21727993421,3cyclictest25-21ksoftirqd/123:12:141
2172799341,3cyclictest121rcu_preempt19:47:161
21727993411,4cyclictest25-21ksoftirqd/121:07:161
2172799339,4cyclictest25-21ksoftirqd/120:22:241
21727993328,3cyclictest25-21ksoftirqd/121:17:131
21727993328,3cyclictest25-21ksoftirqd/100:26:591
21727993328,3cyclictest25-21ksoftirqd/100:16:591
21727993327,3cyclictest25-21ksoftirqd/122:12:111
21727993318,6cyclictest25-21ksoftirqd/119:22:051
21727993227,3cyclictest25-21ksoftirqd/100:17:121
21727993226,3cyclictest25-21ksoftirqd/121:06:531
21727993226,3cyclictest25-21ksoftirqd/119:41:521
2172799320,7cyclictest121rcu_preempt19:56:521
21727993126,3cyclictest25-21ksoftirqd/120:36:541
21727993125,3cyclictest25-21ksoftirqd/120:37:131
215572319,11sleep125-21ksoftirqd/119:21:101
119292310,5sleep341-21ksoftirqd/320:07:043
21742993025,3cyclictest391rcuc/320:02:213
21727993024,3cyclictest25-21ksoftirqd/120:47:131
21727993021,3cyclictest25-21ksoftirqd/120:17:111
21727993016,6cyclictest25-21ksoftirqd/120:57:171
106891300,1ptp4l401ktimersoftd/321:18:093
2173599292,20cyclictest16749-21apt-get20:17:062
21735992919,3cyclictest33-21ksoftirqd/222:50:012
21735992821,4cyclictest33-21ksoftirqd/219:50:332
21722992824,2cyclictest9-21ksoftirqd/023:07:270
21722992823,3cyclictest9-21ksoftirqd/023:37:120
21722992823,3cyclictest9-21ksoftirqd/019:47:220
178252280,4sleep02172299cyclictest21:23:330
106891280,1ptp4l401ktimersoftd/321:05:213
106891280,1ptp4l401ktimersoftd/320:52:213
279882270,22sleep00-21swapper/023:12:100
2174299279,5cyclictest41-21ksoftirqd/320:26:583
2174299276,5cyclictest41-21ksoftirqd/320:39:443
21742992720,4cyclictest41-21ksoftirqd/320:01:423
21742992720,4cyclictest41-21ksoftirqd/319:33:363
2173599274,16cyclictest30269-21ssh21:37:082
2173599274,16cyclictest30269-21ssh21:37:082
21735992721,3cyclictest33-21ksoftirqd/220:07:252
21735992720,4cyclictest33-21ksoftirqd/221:20:422
21735992720,4cyclictest33-21ksoftirqd/220:59:422
21722992722,3cyclictest9-21ksoftirqd/019:46:520
2174299269,6cyclictest41-21ksoftirqd/320:15:593
2174299266,5cyclictest41-21ksoftirqd/319:41:593
21742992610,5cyclictest41-21ksoftirqd/319:48:083
21735992620,4cyclictest33-21ksoftirqd/220:35:012
21735992620,3cyclictest33-21ksoftirqd/221:13:052
21735992619,4cyclictest33-21ksoftirqd/219:36:362
21735992619,4cyclictest33-21ksoftirqd/219:21:542
21735992617,6cyclictest33-21ksoftirqd/223:58:442
21722992621,3cyclictest9-21ksoftirqd/023:02:170
21722992621,3cyclictest9-21ksoftirqd/022:22:090
21722992619,4cyclictest9-21ksoftirqd/019:37:060
106891260,0ptp4l401ktimersoftd/319:36:533
21742992518,4cyclictest41-21ksoftirqd/320:20:413
2173599253,12cyclictest12781-21ssh21:52:052
21735992520,3cyclictest33-21ksoftirqd/223:31:302
21735992519,4cyclictest33-21ksoftirqd/222:23:292
21735992519,4cyclictest33-21ksoftirqd/220:38:022
21735992519,4cyclictest33-21ksoftirqd/219:56:592
21735992519,3cyclictest33-21ksoftirqd/222:12:102
21735992518,4cyclictest33-21ksoftirqd/221:05:082
21722992520,3cyclictest9-21ksoftirqd/022:02:140
21722992519,4cyclictest9-21ksoftirqd/000:27:130
21722992519,3cyclictest9-21ksoftirqd/020:20:500
21722992519,3cyclictest9-21ksoftirqd/020:01:380
21722992519,3cyclictest9-21ksoftirqd/019:52:480
21722992518,4cyclictest9-21ksoftirqd/020:42:460
2172299250,12cyclictest72592grep21:02:240
2173599242,12cyclictest64-21kswapd000:37:102
21735992418,3cyclictest33-21ksoftirqd/219:42:322
21735992417,4cyclictest30400-21cat19:37:112
21722992420,3cyclictest9-21ksoftirqd/021:32:060
21722992419,3cyclictest9-21ksoftirqd/023:52:190
21722992419,3cyclictest9-21ksoftirqd/021:52:090
21722992419,3cyclictest1422-1kworker/u9:122:54:250
21722992418,3cyclictest9-21ksoftirqd/021:21:270
21722992418,3cyclictest9-21ksoftirqd/021:09:360
21722992418,3cyclictest9-21ksoftirqd/019:31:360
21722992417,4cyclictest9-21ksoftirqd/020:49:200
21735992317,4cyclictest33-21ksoftirqd/222:45:492
21735992317,4cyclictest33-21ksoftirqd/220:05:262
21735992317,3cyclictest30672-21cron20:46:542
21735992316,4cyclictest33-21ksoftirqd/221:59:322
2173599231,19cyclictest6918-21snmp_o5powerctl23:22:222
21735992311,6cyclictest321ktimersoftd/222:07:072
2173599230,20cyclictest25348-21ssh22:03:402
21722992318,3cyclictest9-21ksoftirqd/023:22:150
21722992318,3cyclictest9-21ksoftirqd/022:57:120
21722992318,3cyclictest9-21ksoftirqd/022:15:520
21722992318,3cyclictest9-21ksoftirqd/000:37:110
21722992318,3cyclictest3058-1kworker/u9:122:18:200
21722992318,3cyclictest19982-1kworker/u9:023:47:510
21722992317,3cyclictest9-21ksoftirqd/021:16:050
21722992317,3cyclictest9-21ksoftirqd/020:36:250
21722992316,4cyclictest20189-21/usr/sbin/munin21:27:270
21722992312,8cyclictest29990-21idleruntime-cro00:51:590
106891230,1ptp4l401ktimersoftd/320:57:213
106891230,1ptp4l401ktimersoftd/319:52:093
2173599224,10cyclictest30366-1kworker/u9:223:47:112
21735992217,3cyclictest33-21ksoftirqd/223:00:262
21735992216,3cyclictest33-21ksoftirqd/221:25:072
21735992215,4cyclictest33-21ksoftirqd/200:32:242
21735992214,4cyclictest29096-21sh21:35:412
21735992210,9cyclictest22270-21timerandwakeup22:32:262
21722992217,3cyclictest9-21ksoftirqd/020:12:440
21722992216,3cyclictest9-21ksoftirqd/023:32:150
21722992216,3cyclictest9-21ksoftirqd/000:42:170
21722992215,4cyclictest21901-21ssh00:11:010
21052220,17sleep00-21swapper/000:22:280
277872210,17sleep00-21swapper/023:43:090
2173599218,10cyclictest24838-21idleruntime-cro21:31:542
21735992116,3cyclictest33-21ksoftirqd/223:21:222
21735992116,3cyclictest33-21ksoftirqd/219:53:462
21735992116,3cyclictest33-21ksoftirqd/200:29:512
21735992115,4cyclictest33-21ksoftirqd/220:55:082
21735992115,4cyclictest33-21ksoftirqd/220:25:132
2173599211,4cyclictest25266-21df_inode19:27:082
2173599211,4cyclictest14301-21/usr/sbin/munin20:12:102
21735992114,4cyclictest33-21ksoftirqd/223:45:232
21735992112,7cyclictest24694-21sed23:07:262
2173599211,17cyclictest32674-21users20:47:262
2173599210,13cyclictest0-21swapper/221:48:552
21722992116,3cyclictest9-21ksoftirqd/020:57:110
21722992116,3cyclictest9-21ksoftirqd/000:17:170
21722992116,3cyclictest18551-1kworker/u9:022:41:290
21722992115,4cyclictest19569-21sed20:22:110
21722992115,3cyclictest9-21ksoftirqd/020:27:100
2172299210,9cyclictest153222apt-key22:26:570
21735992014,3cyclictest8600-21sh22:19:362
21735992014,3cyclictest33-21ksoftirqd/222:30:332
21735992014,3cyclictest31902-21sh00:20:462
21735992014,3cyclictest22346-21sed00:42:332
21735992013,4cyclictest3523-21sh00:24:142
21735992013,4cyclictest33-21ksoftirqd/221:08:172
21735992013,4cyclictest31803-21sh23:15:442
21735992013,4cyclictest26688-21/usr/sbin/munin00:47:212
21735992013,4cyclictest16311-21sh00:04:582
2173599201,17cyclictest0-21swapper/223:32:222
21735992011,5cyclictest23187-21df_inode00:12:142
2173599200,18cyclictest0-21swapper/222:54:052
21722992015,3cyclictest9-21ksoftirqd/022:43:220
21722992015,3cyclictest9-21ksoftirqd/022:32:110
21722992015,3cyclictest9-21ksoftirqd/021:42:140
21722992015,3cyclictest9-21ksoftirqd/020:56:540
21722992015,3cyclictest9-21ksoftirqd/000:12:280
2172299201,4cyclictest27593-21snmp_o5powerctl20:37:210
21722992014,3cyclictest30749-21cut21:37:120
21722992014,3cyclictest30749-21cut21:37:120
21722992013,4cyclictest4959-21sh23:21:470
2173599191,3cyclictest0-21swapper/221:42:562
21735991912,4cyclictest22380-21kernelversion20:27:162
21722991915,3cyclictest9-21ksoftirqd/000:32:130
21722991914,3cyclictest9460-21apt-key20:01:530
21722991913,3cyclictest9-21ksoftirqd/023:26:580
21722991913,3cyclictest10066-21sh21:48:070
21722991912,4cyclictest14865-21diskmemload23:57:500
21722991912,4cyclictest14865-21diskmemload22:47:180
21722991912,4cyclictest13429-21timerandwakeup20:07:210
2172299190,4cyclictest27382-21acpi19:32:070
2172299183,10cyclictest21979-21apt-get19:22:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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