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2026-07-09 - 23:59
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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 Thu Jul 09, 2026 12:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491235168,22phc2sys0-21swapper/307:09:013
64852232168,22sleep20-21swapper/207:06:032
67242202169,22sleep00-21swapper/007:09:100
64892202169,22sleep10-21swapper/107:06:051
2049821310,2sleep20-21swapper/212:05:242
80712640,3sleep10-21swapper/107:10:181
7092996334,3cyclictest41-21ksoftirqd/312:05:233
7092996025,4cyclictest41-21ksoftirqd/311:00:013
7092995820,8cyclictest41-21ksoftirqd/311:25:003
32362580,3sleep30-21swapper/310:25:003
7092995728,7cyclictest41-21ksoftirqd/311:15:003
7092995624,7cyclictest41-21ksoftirqd/308:10:013
708999567,12cyclictest908-21grep09:10:240
7092995425,4cyclictest41-21ksoftirqd/308:35:263
7092995324,6cyclictest41-21ksoftirqd/310:10:163
7092995317,4cyclictest41-21ksoftirqd/307:15:003
708999533,9cyclictest31011-21grep08:00:010
708999533,10cyclictest18578-21cron12:05:000
7092995221,4cyclictest41-21ksoftirqd/311:30:223
7092995217,3cyclictest41-21ksoftirqd/307:15:203
7092995123,4cyclictest41-21ksoftirqd/310:00:133
7092995122,7cyclictest41-21ksoftirqd/311:35:223
7092995119,4cyclictest41-21ksoftirqd/312:00:003
708999513,8cyclictest6969-21apt-get11:40:120
709299509,9cyclictest41-21ksoftirqd/307:49:593
7092995022,7cyclictest41-21ksoftirqd/311:15:213
7092995022,7cyclictest41-21ksoftirqd/307:50:263
7092995019,4cyclictest41-21ksoftirqd/309:40:263
7092995019,4cyclictest41-21ksoftirqd/309:40:263
7092995012,10cyclictest41-21ksoftirqd/309:30:003
708999501,16cyclictest18872-21sshd09:50:000
708999500,10cyclictest11241-21irqrtprio10:40:180
7092994923,7cyclictest41-21ksoftirqd/312:35:183
7092994921,7cyclictest41-21ksoftirqd/307:20:143
7092994921,3cyclictest41-21ksoftirqd/310:15:193
7092994920,7cyclictest41-21ksoftirqd/310:50:193
7092994917,3cyclictest41-21ksoftirqd/307:40:273
708999491,11cyclictest16847-21sed10:50:270
709299489,5cyclictest41-21ksoftirqd/312:10:123
7092994821,7cyclictest41-21ksoftirqd/308:00:143
7092994821,7cyclictest41-21ksoftirqd/308:00:133
7092994818,3cyclictest41-21ksoftirqd/307:35:153
7092994817,10cyclictest41-21ksoftirqd/309:50:253
7092994812,8cyclictest41-21ksoftirqd/308:40:223
7092994811,8cyclictest41-21ksoftirqd/312:25:143
708999480,14cyclictest11668-21ls08:25:200
7092994720,6cyclictest41-21ksoftirqd/310:35:003
7092994715,4cyclictest41-21ksoftirqd/308:10:193
7092994713,6cyclictest41-21ksoftirqd/309:15:173
7092994713,3cyclictest41-21ksoftirqd/309:45:213
708999476,5cyclictest0-21swapper/009:30:180
167422470,1sleep10-21swapper/110:50:251
7092994637,3cyclictest41-21ksoftirqd/312:20:263
7092994619,4cyclictest41-21ksoftirqd/309:09:563
7092994617,3cyclictest41-21ksoftirqd/308:54:413
7092994529,2cyclictest41-21ksoftirqd/309:20:143
7092994520,7cyclictest41-21ksoftirqd/308:20:133
7092994519,6cyclictest41-21ksoftirqd/311:25:273
7092994519,4cyclictest41-21ksoftirqd/309:02:223
7092994517,7cyclictest41-21ksoftirqd/312:00:143
7092994517,7cyclictest41-21ksoftirqd/309:40:003
7092994516,4cyclictest41-21ksoftirqd/311:40:213
7092994515,3cyclictest41-21ksoftirqd/309:00:003
7092994510,10cyclictest41-21ksoftirqd/311:45:143
708999450,6cyclictest25256-21diskstats08:55:130
7092994431,11cyclictest41-21ksoftirqd/308:45:233
7092994419,7cyclictest41-21ksoftirqd/309:55:183
7092994413,4cyclictest41-21ksoftirqd/312:15:453
7092994413,3cyclictest41-21ksoftirqd/311:05:133
7092994411,7cyclictest41-21ksoftirqd/309:10:153
708999440,16cyclictest22003-21taskset08:46:510
709299439,4cyclictest41-21ksoftirqd/310:40:003
7092994310,8cyclictest41-21ksoftirqd/310:05:133
7092994216,4cyclictest41-21ksoftirqd/310:26:153
7092994213,4cyclictest41-21ksoftirqd/308:25:153
709299414,2cyclictest121rcu_preempt10:43:033
709299412,2cyclictest121rcu_preempt08:32:433
709299412,2cyclictest121rcu_preempt07:55:223
7092994111,6cyclictest41-21ksoftirqd/312:30:133
139391410,0ptp4l401ktimersoftd/310:45:223
709299404,2cyclictest121rcu_preempt08:15:203
7091994034,4cyclictest33-21ksoftirqd/209:50:092
708999402,7cyclictest24979-21memory07:45:200
708999401,14cyclictest2518-21gnome-shell12:29:590
708999401,14cyclictest2518-21gnome-shell11:33:590
7090993934,3cyclictest25-21ksoftirqd/112:00:001
7090993934,3cyclictest25-21ksoftirqd/107:40:001
708999393,14cyclictest1359-21df12:35:130
708999390,7cyclictest3526-21ssh09:15:270
7092993834,2cyclictest41-21ksoftirqd/311:05:003
7092993833,3cyclictest41-21ksoftirqd/307:30:013
7092993832,4cyclictest41-21ksoftirqd/311:53:343
709299380,6cyclictest121rcu_preempt09:30:253
708999381,7cyclictest8663-21df_inode08:20:140
7090993732,3cyclictest25-21ksoftirqd/111:40:191
7090993732,2cyclictest25-21ksoftirqd/108:45:001
7090993731,4cyclictest25-21ksoftirqd/110:55:311
7090993731,4cyclictest25-21ksoftirqd/109:08:411
7090993730,4cyclictest25-21ksoftirqd/112:10:121
709299361,2cyclictest121rcu_preempt07:30:273
7091993631,3cyclictest33-21ksoftirqd/211:30:132
7091993630,4cyclictest33-21ksoftirqd/212:26:582
7091993630,4cyclictest33-21ksoftirqd/207:49:392
7090993631,3cyclictest25-21ksoftirqd/110:45:121
7090993631,3cyclictest25-21ksoftirqd/108:20:011
7090993630,4cyclictest25-21ksoftirqd/109:44:221
7090993630,4cyclictest25-21ksoftirqd/109:44:221
7090993630,4cyclictest25-21ksoftirqd/109:25:571
708999360,7cyclictest1623-21iostat_ios10:20:200
709199358,25cyclictest14516-21expr09:40:122
709199358,25cyclictest14516-21expr09:40:122
7091993530,3cyclictest33-21ksoftirqd/210:21:062
7091993529,4cyclictest33-21ksoftirqd/211:17:102
7091993529,4cyclictest33-21ksoftirqd/209:23:022
7091993529,4cyclictest33-21ksoftirqd/208:33:002
7091993529,4cyclictest33-21ksoftirqd/207:52:122
7091993523,10cyclictest33-21ksoftirqd/207:43:322
7090993531,3cyclictest25-21ksoftirqd/109:00:001
7090993530,3cyclictest25-21ksoftirqd/111:50:191
7090993530,3cyclictest25-21ksoftirqd/111:50:011
7090993530,3cyclictest25-21ksoftirqd/111:30:191
7090993530,3cyclictest25-21ksoftirqd/107:30:201
7090993529,4cyclictest25-21ksoftirqd/111:13:041
7090993529,4cyclictest25-21ksoftirqd/110:36:291
7090993529,4cyclictest25-21ksoftirqd/107:48:451
7089993529,4cyclictest9-21ksoftirqd/007:35:000
57898350,2rtkit-daemon577-21rtkit-daemon11:16:271
57898350,2rtkit-daemon577-21rtkit-daemon09:15:251
7091993428,4cyclictest33-21ksoftirqd/212:15:552
7091993428,4cyclictest33-21ksoftirqd/210:09:072
7091993428,4cyclictest33-21ksoftirqd/209:58:392
7091993428,4cyclictest33-21ksoftirqd/209:47:442
7091993428,4cyclictest33-21ksoftirqd/209:16:032
7090993429,3cyclictest25-21ksoftirqd/109:10:111
7090993428,4cyclictest25-21ksoftirqd/110:43:571
7090993428,4cyclictest25-21ksoftirqd/110:16:401
7090993428,4cyclictest25-21ksoftirqd/109:52:181
7090993428,4cyclictest25-21ksoftirqd/107:25:551
7089993429,3cyclictest9-21ksoftirqd/012:10:100
7089993428,4cyclictest9-21ksoftirqd/007:20:000
7089993427,4cyclictest9-21ksoftirqd/009:20:580
7091993328,3cyclictest33-21ksoftirqd/210:42:462
7091993327,4cyclictest33-21ksoftirqd/210:48:022
7091993327,4cyclictest33-21ksoftirqd/209:28:482
7091993327,3cyclictest7932-21cron10:35:002
7091993327,3cyclictest33-21ksoftirqd/208:20:102
7090993329,3cyclictest25-21ksoftirqd/112:15:191
7090993328,3cyclictest25-21ksoftirqd/112:40:001
7090993328,3cyclictest25-21ksoftirqd/108:05:001
7090993328,3cyclictest25-21ksoftirqd/108:05:001
7090993328,3cyclictest25-21ksoftirqd/107:50:181
7090993328,3cyclictest25-21ksoftirqd/107:25:011
7090993327,4cyclictest25-21ksoftirqd/112:06:151
7090993327,4cyclictest25-21ksoftirqd/110:24:381
7090993327,4cyclictest25-21ksoftirqd/110:02:241
7090993327,4cyclictest25-21ksoftirqd/109:38:041
7090993327,3cyclictest25-21ksoftirqd/107:20:001
7089993328,3cyclictest9-21ksoftirqd/011:47:240
7089993328,3cyclictest9-21ksoftirqd/011:28:590
7089993328,3cyclictest9-21ksoftirqd/011:22:240
7089993327,4cyclictest9-21ksoftirqd/010:46:590
7089993327,4cyclictest9-21ksoftirqd/009:42:550
7089993327,4cyclictest9-21ksoftirqd/009:42:550
7091993227,3cyclictest33-21ksoftirqd/211:48:332
7091993227,3cyclictest33-21ksoftirqd/211:26:502
7091993227,3cyclictest33-21ksoftirqd/209:36:242
7091993227,3cyclictest33-21ksoftirqd/208:48:062
7091993227,3cyclictest33-21ksoftirqd/208:02:522
7091993227,3cyclictest33-21ksoftirqd/208:02:522
7091993226,4cyclictest33-21ksoftirqd/211:43:502
7091993226,4cyclictest33-21ksoftirqd/211:22:232
7091993226,4cyclictest33-21ksoftirqd/211:05:112
7091993226,4cyclictest33-21ksoftirqd/207:15:082
7090993229,2cyclictest25-21ksoftirqd/108:55:001
7090993227,3cyclictest25-21ksoftirqd/112:00:171
7090993227,3cyclictest25-21ksoftirqd/110:30:041
7090993227,3cyclictest25-21ksoftirqd/110:25:191
7090993226,4cyclictest25-21ksoftirqd/111:36:311
7090993226,4cyclictest25-21ksoftirqd/111:03:171
7090993226,4cyclictest25-21ksoftirqd/109:33:471
7090993226,4cyclictest25-21ksoftirqd/109:23:081
7090993226,4cyclictest25-21ksoftirqd/108:30:371
7089993226,4cyclictest9-21ksoftirqd/008:30:320
7089993226,4cyclictest9-21ksoftirqd/008:10:020
7089993226,4cyclictest9-21ksoftirqd/007:11:300
7091993126,3cyclictest33-21ksoftirqd/207:34:462
7091993125,4cyclictest33-21ksoftirqd/212:01:552
7091993125,4cyclictest33-21ksoftirqd/211:35:522
7091993125,4cyclictest33-21ksoftirqd/210:04:292
7091993125,4cyclictest33-21ksoftirqd/208:36:212
7091993125,4cyclictest33-21ksoftirqd/208:10:402
7091993124,5cyclictest33-21ksoftirqd/211:01:342
7090993126,3cyclictest25-21ksoftirqd/110:00:001
7090993126,3cyclictest25-21ksoftirqd/108:39:591
7090993126,3cyclictest25-21ksoftirqd/107:43:581
7090993125,4cyclictest25-21ksoftirqd/108:13:211
7089993125,4cyclictest9-21ksoftirqd/011:58:320
7089993125,4cyclictest9-21ksoftirqd/011:07:370
7089993125,4cyclictest9-21ksoftirqd/010:07:360
7089993125,4cyclictest9-21ksoftirqd/009:59:180
7089993125,4cyclictest9-21ksoftirqd/008:06:210
7089993125,4cyclictest9-21ksoftirqd/007:43:500
7089993125,4cyclictest9-21ksoftirqd/007:35:480
7091993025,3cyclictest33-21ksoftirqd/212:23:242
7091993025,3cyclictest33-21ksoftirqd/210:56:332
7091993025,3cyclictest33-21ksoftirqd/210:18:412
7091993025,3cyclictest33-21ksoftirqd/208:51:342
7091993025,3cyclictest33-21ksoftirqd/208:42:052
7091993025,3cyclictest33-21ksoftirqd/208:18:322
7091993024,4cyclictest33-21ksoftirqd/209:32:562
7091993024,4cyclictest33-21ksoftirqd/208:27:452
7091993024,4cyclictest33-21ksoftirqd/207:26:152
7091993024,4cyclictest33-21ksoftirqd/207:24:352
7090993026,3cyclictest25-21ksoftirqd/110:05:181
7090993026,2cyclictest25-21ksoftirqd/112:30:011
7090993025,3cyclictest25-21ksoftirqd/108:49:581
7090993025,3cyclictest25-21ksoftirqd/108:25:191
7090993025,3cyclictest25-21ksoftirqd/107:55:501
7090993024,4cyclictest25-21ksoftirqd/109:49:121
7089993024,4cyclictest9-21ksoftirqd/012:34:310
7089993024,4cyclictest9-21ksoftirqd/012:25:000
7089993024,4cyclictest9-21ksoftirqd/012:06:390
7091992924,3cyclictest33-21ksoftirqd/211:53:122
7091992924,3cyclictest33-21ksoftirqd/207:55:552
7090992924,3cyclictest25-21ksoftirqd/112:33:381
7090992924,3cyclictest25-21ksoftirqd/112:20:241
7090992924,3cyclictest25-21ksoftirqd/108:05:101
7090992923,4cyclictest25-21ksoftirqd/111:27:401
7090992923,4cyclictest25-21ksoftirqd/111:24:551
7090992923,4cyclictest25-21ksoftirqd/109:01:501
7089992924,3cyclictest9-21ksoftirqd/010:27:100
7089992924,3cyclictest9-21ksoftirqd/007:24:290
7089992923,4cyclictest9-21ksoftirqd/011:52:340
7089992923,4cyclictest9-21ksoftirqd/010:37:250
7089992923,4cyclictest9-21ksoftirqd/008:03:530
7089992923,4cyclictest9-21ksoftirqd/008:03:520
7091992823,3cyclictest33-21ksoftirqd/211:59:142
7091992823,3cyclictest33-21ksoftirqd/209:05:112
7091992822,4cyclictest33-21ksoftirqd/212:35:412
7091992822,4cyclictest33-21ksoftirqd/212:32:242
7091992822,4cyclictest33-21ksoftirqd/210:53:272
7089992822,4cyclictest9-21ksoftirqd/010:16:040
7089992822,4cyclictest9-21ksoftirqd/009:26:170
7089992822,4cyclictest9-21ksoftirqd/007:29:380
708999281,16cyclictest11898-21apt-config09:35:010
708999280,14cyclictest27809-21ls07:50:260
7091992722,3cyclictest33-21ksoftirqd/211:10:422
7091992722,3cyclictest33-21ksoftirqd/207:11:382
7091992721,4cyclictest33-21ksoftirqd/209:13:342
7089992721,4cyclictest9-21ksoftirqd/009:54:560
7089992721,4cyclictest9-21ksoftirqd/008:50:300
708999270,14cyclictest19346-21ls08:40:270
7091992620,4cyclictest33-21ksoftirqd/209:00:432
7091992620,4cyclictest33-21ksoftirqd/208:56:332
7090992621,3cyclictest25-21ksoftirqd/110:12:561
7089992621,3cyclictest9-21ksoftirqd/008:35:190
7089992620,4cyclictest9-21ksoftirqd/010:55:580
7089992620,4cyclictest9-21ksoftirqd/010:01:100
7091992522,2cyclictest33-21ksoftirqd/208:09:442
7091992520,3cyclictest33-21ksoftirqd/210:25:042
7091992519,4cyclictest33-21ksoftirqd/210:39:112
7089992520,3cyclictest9-21ksoftirqd/010:30:100
7089992520,3cyclictest9-21ksoftirqd/010:13:140
7089992518,4cyclictest9-21ksoftirqd/011:00:110
7090992419,3cyclictest25-21ksoftirqd/108:23:591
7089992419,3cyclictest9-21ksoftirqd/011:37:100
7091992318,3cyclictest33-21ksoftirqd/210:12:122
7090992318,3cyclictest25-21ksoftirqd/111:05:181
708999236,5cyclictest6258-21df_abs08:15:140
7089992318,3cyclictest9-21ksoftirqd/009:03:250
7089992317,4cyclictest9-21ksoftirqd/011:15:040
7089992317,4cyclictest9-21ksoftirqd/009:08:270
7091992117,3cyclictest33-21ksoftirqd/212:10:342
7091992015,3cyclictest33-21ksoftirqd/207:35:102
708999202,6cyclictest101ktimersoftd/011:12:480
7089991912,4cyclictest25167-21mailstats12:15:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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