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2026-07-03 - 06:58
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rackdslot3.osadl.org (updated Fri Jul 03, 2026 00:45:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491235168,22phc2sys0-21swapper/319:06:213
326252204171,22sleep10-21swapper/119:09:341
324212203170,22sleep20-21swapper/219:06:572
323752202169,22sleep00-21swapper/019:06:220
495996560,3cyclictest9-21ksoftirqd/000:20:000
49899623,12cyclictest17622-21grep22:00:133
49899619,9cyclictest27557-21tr23:25:253
49899613,11cyclictest2518-21gnome-shell23:20:003
221452600,6sleep149699cyclictest23:15:201
49899565,9cyclictest20414-21wc23:10:243
49899562,12cyclictest490-21irqrtprio20:15:173
49899555,12cyclictest8493-21awk22:45:273
49899553,12cyclictest32302-21df_abs22:30:143
49899550,16cyclictest0-21swapper/319:25:243
277652550,2sleep00-21swapper/020:05:150
49899542,11cyclictest12792-21/usr/sbin/munin19:35:123
49899541,11cyclictest31677-21cut21:20:203
49899536,17cyclictest10880-21switchtime20:35:253
49899535,10cyclictest20960-21ls22:05:203
136962530,3sleep113701-21latency21:50:191
86572520,1sleep28660-21tail22:45:282
49899523,9cyclictest3657-21tail22:35:263
49899523,11cyclictest8853-21irqrtprio21:40:193
49899523,11cyclictest8853-21irqrtprio21:40:193
49899514,10cyclictest5424-21sed20:25:173
49899511,11cyclictest22537-21df_abs22:10:123
49899511,11cyclictest11241-21irqrtprio21:45:193
49899510,11cyclictest15758-21cat23:00:333
49899502,18cyclictest3069-21date21:30:003
49899501,17cyclictest13114-21mailstats22:55:253
49899501,16cyclictest25578-21taskset22:15:203
49899492,9cyclictest28460-21processes22:20:243
49899480,10cyclictest7961-21cat21:40:003
49899480,10cyclictest0-21swapper/322:40:223
49899480,10cyclictest0-21swapper/322:40:223
497994812,6cyclictest33-21ksoftirqd/220:40:002
49899476,7cyclictest30630-21latency20:10:203
49899471,10cyclictest22731-21expr19:55:133
49899470,10cyclictest0-21swapper/300:00:233
49899460,18cyclictest0-21swapper/323:44:593
49899460,11cyclictest22269-21latency_hist19:55:003
49899451,17cyclictest6734-21cat23:50:213
49899444,8cyclictest5333-21sshd19:18:443
49799439,6cyclictest33-21ksoftirqd/220:45:002
49799437,7cyclictest33-21ksoftirqd/220:25:222
497994337,3cyclictest28154-21cron21:15:002
497994337,3cyclictest28154-21cron21:15:002
49899425,5cyclictest0-21swapper/319:40:233
49899424,6cyclictest0-21swapper/320:40:213
49799429,4cyclictest33-21ksoftirqd/221:05:282
497994229,11cyclictest33-21ksoftirqd/200:30:012
497994213,3cyclictest33-21ksoftirqd/223:10:222
49899410,17cyclictest0-21swapper/319:10:153
497994136,3cyclictest33-21ksoftirqd/219:45:012
497994129,9cyclictest33-21ksoftirqd/219:55:182
497994127,12cyclictest33-21ksoftirqd/220:05:002
497994113,6cyclictest33-21ksoftirqd/200:35:012
139391410,0ptp4l401ktimersoftd/319:34:313
49799407,5cyclictest33-21ksoftirqd/222:20:012
497994035,3cyclictest33-21ksoftirqd/223:40:012
496994035,3cyclictest25-21ksoftirqd/120:20:011
495994035,3cyclictest9-21ksoftirqd/019:15:000
495994021,5cyclictest9-21ksoftirqd/000:35:190
49799398,6cyclictest33-21ksoftirqd/221:30:252
49799395,3cyclictest33-21ksoftirqd/223:20:202
497993935,2cyclictest33-21ksoftirqd/219:55:002
497993935,2cyclictest33-21ksoftirqd/200:15:002
497993934,3cyclictest33-21ksoftirqd/223:05:002
497993934,3cyclictest33-21ksoftirqd/222:25:242
497993934,3cyclictest33-21ksoftirqd/220:55:122
497993926,3cyclictest33-21ksoftirqd/222:05:142
139391390,0ptp4l401ktimersoftd/320:00:293
49899386,5cyclictest41-21ksoftirqd/320:45:383
49899385,4cyclictest41-21ksoftirqd/323:36:273
49799387,3cyclictest33-21ksoftirqd/220:50:162
49799386,3cyclictest33-21ksoftirqd/219:20:172
49799386,3cyclictest33-21ksoftirqd/219:20:172
49799385,7cyclictest33-21ksoftirqd/223:55:242
49799385,6cyclictest33-21ksoftirqd/222:50:162
49799385,4cyclictest33-21ksoftirqd/221:40:252
49799385,4cyclictest33-21ksoftirqd/221:40:252
49799384,7cyclictest33-21ksoftirqd/221:20:012
49799384,3cyclictest33-21ksoftirqd/221:30:002
49799384,2cyclictest33-21ksoftirqd/221:45:252
49799384,11cyclictest33-21ksoftirqd/200:35:162
497993833,3cyclictest33-21ksoftirqd/223:40:132
497993833,3cyclictest33-21ksoftirqd/223:20:002
497993832,3cyclictest33-21ksoftirqd/219:25:152
495993832,3cyclictest9-21ksoftirqd/020:20:000
49899372,6cyclictest3908-21ls20:20:283
49799377,6cyclictest33-21ksoftirqd/200:15:162
49799376,3cyclictest33-21ksoftirqd/221:00:272
49799375,3cyclictest33-21ksoftirqd/223:05:122
49799373,6cyclictest33-21ksoftirqd/222:10:242
497993733,2cyclictest33-21ksoftirqd/220:45:152
497993732,3cyclictest33-21ksoftirqd/221:55:272
497993732,3cyclictest33-21ksoftirqd/220:35:002
497993732,3cyclictest33-21ksoftirqd/220:15:002
497993732,3cyclictest33-21ksoftirqd/219:15:002
497993732,3cyclictest33-21ksoftirqd/200:00:142
497993732,2cyclictest33-21ksoftirqd/223:30:002
497993724,3cyclictest33-21ksoftirqd/223:35:012
496993731,4cyclictest25-21ksoftirqd/122:41:581
496993731,4cyclictest25-21ksoftirqd/122:41:581
495993732,3cyclictest9-21ksoftirqd/019:25:170
495993732,3cyclictest9-21ksoftirqd/000:00:000
495993730,4cyclictest9-21ksoftirqd/020:55:270
49599370,2cyclictest121rcu_preempt00:10:000
49899361,14cyclictest14130-21memory00:05:223
49799364,3cyclictest33-21ksoftirqd/219:30:142
49799364,3cyclictest33-21ksoftirqd/200:20:212
497993631,3cyclictest33-21ksoftirqd/222:40:182
497993631,3cyclictest33-21ksoftirqd/222:40:182
497993631,3cyclictest33-21ksoftirqd/222:35:262
497993631,2cyclictest33-21ksoftirqd/219:35:132
497993630,3cyclictest33-21ksoftirqd/222:55:242
497993630,3cyclictest33-21ksoftirqd/219:20:002
49799362,6cyclictest33-21ksoftirqd/221:20:202
497993623,3cyclictest33-21ksoftirqd/221:50:152
496993631,3cyclictest25-21ksoftirqd/122:16:591
496993630,4cyclictest25-21ksoftirqd/122:08:321
496993630,4cyclictest25-21ksoftirqd/120:08:051
496993630,4cyclictest25-21ksoftirqd/100:33:571
496993630,4cyclictest25-21ksoftirqd/100:09:071
495993632,2cyclictest9-21ksoftirqd/022:00:000
495993631,3cyclictest9-21ksoftirqd/023:00:010
495993631,3cyclictest9-21ksoftirqd/021:50:170
495993631,3cyclictest9-21ksoftirqd/021:25:010
495993630,3cyclictest9-21ksoftirqd/021:10:180
495993630,3cyclictest9-21ksoftirqd/021:10:180
498993529,4cyclictest41-21ksoftirqd/300:35:013
49799355,3cyclictest33-21ksoftirqd/222:20:252
497993530,3cyclictest3334-21/usr/sbin/munin23:45:262
497993530,3cyclictest33-21ksoftirqd/220:05:132
497993530,2cyclictest33-21ksoftirqd/219:50:002
497993529,3cyclictest33-21ksoftirqd/200:05:142
49799351,4cyclictest33-21ksoftirqd/220:20:002
496993531,3cyclictest25-21ksoftirqd/123:00:191
496993531,3cyclictest25-21ksoftirqd/121:02:151
496993531,2cyclictest25-21ksoftirqd/122:29:591
496993530,3cyclictest25-21ksoftirqd/122:45:141
496993530,3cyclictest25-21ksoftirqd/100:00:121
496993529,4cyclictest25-21ksoftirqd/123:41:501
496993529,4cyclictest25-21ksoftirqd/123:36:211
496993529,4cyclictest25-21ksoftirqd/121:08:431
496993529,4cyclictest25-21ksoftirqd/120:49:131
496993529,4cyclictest25-21ksoftirqd/119:47:191
496993529,4cyclictest25-21ksoftirqd/119:30:301
496993529,4cyclictest25-21ksoftirqd/100:37:441
495993531,2cyclictest9-21ksoftirqd/022:10:000
495993530,3cyclictest9-21ksoftirqd/023:40:010
495993530,3cyclictest9-21ksoftirqd/023:20:190
495993530,3cyclictest9-21ksoftirqd/021:45:190
495993530,3cyclictest9-21ksoftirqd/021:40:000
495993530,3cyclictest9-21ksoftirqd/000:00:190
495993529,4cyclictest9-21ksoftirqd/021:02:370
495993529,3cyclictest9-21ksoftirqd/023:45:210
495993529,3cyclictest9-21ksoftirqd/020:45:000
139391350,0ptp4l401ktimersoftd/300:35:013
498993429,3cyclictest41-21ksoftirqd/300:17:003
498993428,4cyclictest41-21ksoftirqd/321:00:593
498993428,4cyclictest41-21ksoftirqd/320:05:343
497993429,3cyclictest33-21ksoftirqd/220:20:142
497993428,3cyclictest33-21ksoftirqd/221:35:172
49799342,5cyclictest33-21ksoftirqd/222:30:252
496993430,2cyclictest25-21ksoftirqd/119:20:191
496993430,2cyclictest25-21ksoftirqd/119:20:191
496993429,3cyclictest25-21ksoftirqd/121:35:131
496993428,4cyclictest25-21ksoftirqd/123:50:541
496993428,4cyclictest25-21ksoftirqd/122:58:111
496993428,4cyclictest25-21ksoftirqd/121:16:011
496993428,4cyclictest25-21ksoftirqd/120:39:221
496993428,4cyclictest25-21ksoftirqd/119:55:091
496993428,4cyclictest25-21ksoftirqd/119:10:321
496993428,4cyclictest25-21ksoftirqd/100:24:351
496993427,5cyclictest25-21ksoftirqd/121:21:261
495993430,3cyclictest9-21ksoftirqd/022:15:000
495993429,3cyclictest9-21ksoftirqd/023:10:110
495993428,4cyclictest9-21ksoftirqd/020:29:540
495993428,4cyclictest9-21ksoftirqd/020:00:180
495993428,4cyclictest9-21ksoftirqd/000:32:370
495993428,3cyclictest9-21ksoftirqd/022:00:130
495993428,3cyclictest9-21ksoftirqd/019:20:000
495993419,5cyclictest9-21ksoftirqd/023:05:000
498993328,3cyclictest41-21ksoftirqd/321:10:113
498993328,3cyclictest41-21ksoftirqd/321:10:113
498993328,3cyclictest41-21ksoftirqd/300:20:133
497993328,3cyclictest33-21ksoftirqd/223:50:132
496993329,3cyclictest25-21ksoftirqd/123:20:191
496993327,4cyclictest25-21ksoftirqd/123:56:521
496993327,4cyclictest25-21ksoftirqd/122:52:211
496993327,4cyclictest25-21ksoftirqd/122:22:521
496993327,4cyclictest25-21ksoftirqd/121:10:551
496993327,4cyclictest25-21ksoftirqd/121:10:551
496993327,4cyclictest25-21ksoftirqd/120:50:421
496993327,4cyclictest25-21ksoftirqd/119:52:001
496993327,4cyclictest25-21ksoftirqd/119:36:561
496993327,4cyclictest25-21ksoftirqd/119:15:341
495993329,2cyclictest9-21ksoftirqd/021:35:000
495993328,3cyclictest9-21ksoftirqd/021:20:000
495993328,3cyclictest9-21ksoftirqd/020:15:000
495993328,3cyclictest9-21ksoftirqd/000:30:010
495993328,3cyclictest9-21ksoftirqd/000:10:180
495993327,4cyclictest9-21ksoftirqd/023:31:470
495993327,4cyclictest9-21ksoftirqd/022:54:410
498993227,3cyclictest41-21ksoftirqd/323:58:023
498993227,3cyclictest41-21ksoftirqd/321:51:213
498993227,3cyclictest41-21ksoftirqd/319:22:443
498993227,3cyclictest41-21ksoftirqd/319:22:443
497993222,2cyclictest33-21ksoftirqd/222:00:192
496993227,3cyclictest25-21ksoftirqd/123:10:061
496993227,3cyclictest25-21ksoftirqd/122:10:111
496993227,3cyclictest25-21ksoftirqd/120:03:471
496993226,4cyclictest25-21ksoftirqd/123:33:291
496993226,4cyclictest25-21ksoftirqd/123:09:021
496993226,4cyclictest25-21ksoftirqd/122:34:401
496993226,4cyclictest25-21ksoftirqd/120:59:001
496993226,4cyclictest25-21ksoftirqd/119:41:331
496993226,4cyclictest25-21ksoftirqd/100:15:561
495993228,3cyclictest9-21ksoftirqd/000:25:010
495993228,2cyclictest9-21ksoftirqd/023:50:140
495993227,3cyclictest9-21ksoftirqd/023:09:590
495993227,3cyclictest9-21ksoftirqd/022:28:250
495993227,3cyclictest9-21ksoftirqd/021:25:180
495993227,3cyclictest9-21ksoftirqd/019:50:190
495993227,3cyclictest9-21ksoftirqd/019:45:040
495993226,4cyclictest9-21ksoftirqd/021:44:160
495993226,4cyclictest9-21ksoftirqd/021:44:160
495993226,4cyclictest9-21ksoftirqd/021:07:290
495993226,3cyclictest9-21ksoftirqd/020:40:000
495993225,4cyclictest9-21ksoftirqd/020:20:120
498993126,3cyclictest41-21ksoftirqd/300:25:023
498993126,3cyclictest41-21ksoftirqd/300:11:063
496993127,3cyclictest25-21ksoftirqd/120:15:001
496993126,3cyclictest25-21ksoftirqd/123:29:501
496993126,3cyclictest25-21ksoftirqd/122:36:351
496993126,3cyclictest25-21ksoftirqd/121:46:051
496993126,3cyclictest25-21ksoftirqd/121:44:161
496993126,3cyclictest25-21ksoftirqd/121:44:161
496993125,4cyclictest25-21ksoftirqd/121:32:301
496993125,4cyclictest25-21ksoftirqd/100:25:511
495993126,3cyclictest9-21ksoftirqd/022:20:200
495993126,3cyclictest9-21ksoftirqd/022:15:170
495993126,3cyclictest9-21ksoftirqd/020:52:410
495993126,3cyclictest9-21ksoftirqd/019:44:100
495993125,4cyclictest9-21ksoftirqd/023:27:420
498993025,3cyclictest41-21ksoftirqd/320:34:113
498993024,4cyclictest41-21ksoftirqd/322:29:393
498993024,4cyclictest41-21ksoftirqd/321:59:283
496993025,3cyclictest25-21ksoftirqd/100:14:241
495993027,2cyclictest9-21ksoftirqd/022:40:180
495993027,2cyclictest9-21ksoftirqd/022:40:180
495993025,3cyclictest9-21ksoftirqd/019:35:190
495993024,4cyclictest9-21ksoftirqd/020:49:000
495993024,4cyclictest9-21ksoftirqd/019:32:100
498992924,3cyclictest41-21ksoftirqd/323:47:293
498992924,3cyclictest41-21ksoftirqd/323:23:163
496992924,3cyclictest25-21ksoftirqd/121:55:181
496992924,3cyclictest25-21ksoftirqd/120:30:001
496992923,4cyclictest25-21ksoftirqd/120:31:241
495992923,4cyclictest9-21ksoftirqd/023:42:020
498992823,3cyclictest41-21ksoftirqd/323:07:463
49899281,13cyclictest24698-21meminfo21:05:213
496992823,3cyclictest25-21ksoftirqd/121:25:071
496992823,3cyclictest25-21ksoftirqd/120:21:351
496992822,4cyclictest25-21ksoftirqd/120:44:281
495992824,2cyclictest9-21ksoftirqd/019:25:000
495992824,2cyclictest9-21ksoftirqd/019:25:000
495992823,4cyclictest9-21ksoftirqd/019:55:180
49599280,3cyclictest9-21ksoftirqd/020:35:000
498992722,3cyclictest41-21ksoftirqd/320:55:113
496992721,4cyclictest25-21ksoftirqd/122:03:111
495992722,3cyclictest9-21ksoftirqd/022:40:010
49899269,6cyclictest41-21ksoftirqd/321:17:023
498992621,3cyclictest41-21ksoftirqd/323:32:243
498992621,3cyclictest41-21ksoftirqd/320:50:113
498992621,3cyclictest41-21ksoftirqd/319:47:003
496992621,3cyclictest25-21ksoftirqd/123:48:441
495992621,3cyclictest9-21ksoftirqd/023:19:590
495992620,4cyclictest9-21ksoftirqd/022:47:470
498992521,2cyclictest41-21ksoftirqd/321:30:363
495992519,4cyclictest9-21ksoftirqd/022:30:230
496992419,3cyclictest25-21ksoftirqd/119:30:001
139391240,0ptp4l401ktimersoftd/322:50:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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