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2025-04-03 - 11:25
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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 792 highest latencies:
System rackdslot3.osadl.org (updated Thu Apr 03, 2025 00:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
193372206172,22sleep30-21swapper/319:05:553
194752204171,22sleep10-21swapper/119:07:421
193872203169,23sleep00-21swapper/019:06:320
193362203169,23sleep20-21swapper/219:05:542
136991800,1ptp4l25910-21irqstats19:20:203
136991620,1ptp4l401ktimersoftd/321:05:383
136991610,8ptp4l401ktimersoftd/320:04:253
136991590,0ptp4l401ktimersoftd/323:00:233
136991560,1ptp4l401ktimersoftd/319:26:543
3882490,1sleep00-21swapper/020:45:010
136991470,1ptp4l401ktimersoftd/323:50:133
19945994526,17cyclictest33-21ksoftirqd/223:20:012
19945994236,3cyclictest33-21ksoftirqd/222:05:002
136991420,0ptp4l401ktimersoftd/323:59:533
136991420,0ptp4l401ktimersoftd/323:45:293
136991420,0ptp4l401ktimersoftd/321:01:083
136991420,0ptp4l401ktimersoftd/320:38:513
136991420,0ptp4l401ktimersoftd/320:11:513
136991420,0ptp4l401ktimersoftd/320:11:513
19945994128,11cyclictest33-21ksoftirqd/219:40:002
136991410,0ptp4l401ktimersoftd/323:33:543
136991400,1ptp4l401ktimersoftd/321:32:463
136991400,1ptp4l391rcuc/321:50:123
136991400,0ptp4l401ktimersoftd/321:22:563
19945993934,3cyclictest33-21ksoftirqd/223:39:592
19945993833,3cyclictest33-21ksoftirqd/222:15:002
19945993832,3cyclictest33-21ksoftirqd/221:40:002
19945993825,10cyclictest33-21ksoftirqd/221:57:312
19945993731,3cyclictest33-21ksoftirqd/220:20:002
19945993730,4cyclictest33-21ksoftirqd/220:45:002
19944993732,3cyclictest25-21ksoftirqd/120:45:001
19945993632,3cyclictest33-21ksoftirqd/220:45:202
19945993632,3cyclictest33-21ksoftirqd/220:15:002
19945993632,3cyclictest33-21ksoftirqd/220:15:002
19945993630,4cyclictest33-21ksoftirqd/221:47:252
19945993630,3cyclictest33-21ksoftirqd/219:55:002
19945993629,5cyclictest33-21ksoftirqd/221:21:012
19944993630,4cyclictest25-21ksoftirqd/122:29:081
136991360,0ptp4l401ktimersoftd/321:10:013
136991360,0ptp4l401ktimersoftd/319:41:403
19946993529,4cyclictest41-21ksoftirqd/322:27:463
19946993529,4cyclictest41-21ksoftirqd/300:28:333
19945993530,3cyclictest33-21ksoftirqd/222:30:012
19945993530,3cyclictest33-21ksoftirqd/219:15:002
19945993529,4cyclictest33-21ksoftirqd/223:03:232
19945993529,4cyclictest33-21ksoftirqd/222:55:532
19945993529,4cyclictest33-21ksoftirqd/222:31:212
19945993529,4cyclictest33-21ksoftirqd/222:20:022
19945993529,4cyclictest33-21ksoftirqd/222:07:302
19945993529,4cyclictest33-21ksoftirqd/221:42:552
19945993529,4cyclictest33-21ksoftirqd/220:09:262
19945993529,3cyclictest33-21ksoftirqd/220:55:192
19945993529,3cyclictest33-21ksoftirqd/220:40:002
19945993528,5cyclictest33-21ksoftirqd/222:19:422
19944993529,4cyclictest25-21ksoftirqd/121:20:361
19944993529,4cyclictest25-21ksoftirqd/119:44:281
19944993529,4cyclictest25-21ksoftirqd/100:34:091
136991350,0ptp4l401ktimersoftd/322:15:203
136991350,0ptp4l401ktimersoftd/320:42:353
19946993428,4cyclictest41-21ksoftirqd/323:41:473
19946993428,4cyclictest41-21ksoftirqd/319:53:493
19946993428,4cyclictest41-21ksoftirqd/300:16:323
19946993426,6cyclictest41-21ksoftirqd/323:17:523
19945993428,4cyclictest33-21ksoftirqd/222:44:202
19945993428,4cyclictest33-21ksoftirqd/200:32:202
19945993428,4cyclictest33-21ksoftirqd/200:21:142
19945993428,3cyclictest33-21ksoftirqd/219:30:212
19944993429,3cyclictest25-21ksoftirqd/123:38:281
19944993429,3cyclictest25-21ksoftirqd/123:34:431
19944993428,4cyclictest25-21ksoftirqd/122:23:061
19944993428,4cyclictest25-21ksoftirqd/121:57:511
19944993428,4cyclictest25-21ksoftirqd/120:09:391
19944993428,4cyclictest25-21ksoftirqd/119:23:341
19944993427,5cyclictest25-21ksoftirqd/123:24:081
19944993427,5cyclictest25-21ksoftirqd/120:13:121
19944993427,5cyclictest25-21ksoftirqd/120:13:121
19943993428,4cyclictest9-21ksoftirqd/022:50:000
19943993428,4cyclictest9-21ksoftirqd/019:38:370
19946993328,3cyclictest41-21ksoftirqd/320:23:303
19946993327,4cyclictest41-21ksoftirqd/322:37:083
19946993327,4cyclictest41-21ksoftirqd/321:56:533
19946993327,4cyclictest41-21ksoftirqd/321:26:533
19946993327,4cyclictest41-21ksoftirqd/300:34:073
19946993326,5cyclictest41-21ksoftirqd/319:57:423
19945993328,3cyclictest33-21ksoftirqd/223:34:592
19945993328,3cyclictest33-21ksoftirqd/222:37:182
19945993328,3cyclictest33-21ksoftirqd/220:20:192
19945993327,4cyclictest33-21ksoftirqd/223:14:142
19945993327,4cyclictest33-21ksoftirqd/223:14:142
19945993327,4cyclictest33-21ksoftirqd/219:55:042
19945993326,5cyclictest33-21ksoftirqd/200:27:482
19944993328,3cyclictest25-21ksoftirqd/123:59:591
19944993328,3cyclictest25-21ksoftirqd/123:19:581
19944993328,3cyclictest25-21ksoftirqd/100:25:561
19944993328,3cyclictest18825-21cron22:50:011
19944993327,4cyclictest25-21ksoftirqd/123:46:551
19944993327,4cyclictest25-21ksoftirqd/123:09:111
19944993327,4cyclictest25-21ksoftirqd/119:38:421
19944993326,5cyclictest25-21ksoftirqd/100:17:111
19943993328,3cyclictest9-21ksoftirqd/021:35:110
19943993328,3cyclictest9-21ksoftirqd/020:04:010
19943993327,4cyclictest9-21ksoftirqd/022:32:080
19943993327,4cyclictest9-21ksoftirqd/022:17:200
19943993327,4cyclictest9-21ksoftirqd/022:06:000
19943993327,4cyclictest9-21ksoftirqd/021:12:080
19943993327,4cyclictest9-21ksoftirqd/020:50:000
19943993327,4cyclictest9-21ksoftirqd/019:10:050
19946993228,2cyclictest136991ptp4l19:45:313
19946993227,3cyclictest41-21ksoftirqd/322:48:343
19946993226,4cyclictest41-21ksoftirqd/323:22:583
19946993226,4cyclictest41-21ksoftirqd/320:55:393
19946993226,4cyclictest41-21ksoftirqd/320:06:363
19945993227,3cyclictest33-21ksoftirqd/221:15:192
19945993227,3cyclictest33-21ksoftirqd/219:20:262
19945993226,4cyclictest33-21ksoftirqd/220:34:472
19945993226,3cyclictest33-21ksoftirqd/221:52:042
19945993225,4cyclictest33-21ksoftirqd/221:10:102
19944993227,3cyclictest25-21ksoftirqd/120:56:161
19944993226,4cyclictest25-21ksoftirqd/123:11:071
19944993226,4cyclictest25-21ksoftirqd/123:11:071
19944993226,4cyclictest25-21ksoftirqd/120:37:551
19944993226,4cyclictest25-21ksoftirqd/119:29:561
19944993226,4cyclictest25-21ksoftirqd/100:35:131
19943993227,3cyclictest9-21ksoftirqd/019:54:420
19943993226,4cyclictest9-21ksoftirqd/023:20:060
19943993226,4cyclictest9-21ksoftirqd/021:55:530
19943993226,4cyclictest9-21ksoftirqd/020:51:380
19943993226,4cyclictest9-21ksoftirqd/020:11:270
19943993226,4cyclictest9-21ksoftirqd/020:11:270
19943993226,4cyclictest9-21ksoftirqd/019:33:130
19943993225,5cyclictest9-21ksoftirqd/021:21:070
19946993126,3cyclictest41-21ksoftirqd/323:08:463
19946993126,3cyclictest41-21ksoftirqd/322:34:533
19946993126,3cyclictest41-21ksoftirqd/322:21:173
19946993126,3cyclictest41-21ksoftirqd/322:13:343
19946993126,3cyclictest41-21ksoftirqd/322:04:433
19946993126,3cyclictest41-21ksoftirqd/320:31:573
19946993126,3cyclictest41-21ksoftirqd/300:35:473
19946993125,4cyclictest41-21ksoftirqd/322:56:543
19946993125,4cyclictest41-21ksoftirqd/322:07:123
19946993125,4cyclictest41-21ksoftirqd/321:19:143
19946993125,4cyclictest41-21ksoftirqd/320:54:023
19946993125,4cyclictest41-21ksoftirqd/320:47:043
19946993125,4cyclictest41-21ksoftirqd/319:32:303
19946993125,3cyclictest41-21ksoftirqd/322:45:003
19945993126,3cyclictest33-21ksoftirqd/200:12:492
19944993126,3cyclictest25-21ksoftirqd/120:34:061
19944993125,4cyclictest25-21ksoftirqd/122:39:191
19944993125,4cyclictest25-21ksoftirqd/122:31:051
19944993125,4cyclictest25-21ksoftirqd/121:45:071
19944993125,4cyclictest25-21ksoftirqd/121:19:591
19944993125,4cyclictest25-21ksoftirqd/120:29:041
19944993125,4cyclictest25-21ksoftirqd/120:18:461
19944993125,4cyclictest25-21ksoftirqd/119:49:571
19944993125,4cyclictest25-21ksoftirqd/100:20:111
19944993125,4cyclictest25-21ksoftirqd/100:07:481
1994499310,30cyclictest17205-21kworker/1:219:13:571
19943993126,3cyclictest9-21ksoftirqd/019:42:380
19943993126,3cyclictest9-21ksoftirqd/019:15:220
19943993125,4cyclictest9-21ksoftirqd/022:24:540
19943993125,4cyclictest9-21ksoftirqd/019:58:510
19943993125,4cyclictest9-21ksoftirqd/000:09:040
136991310,0ptp4l401ktimersoftd/323:10:213
136991310,0ptp4l401ktimersoftd/323:10:213
136991310,0ptp4l401ktimersoftd/322:51:353
19946993025,3cyclictest41-21ksoftirqd/319:10:093
19946993025,3cyclictest41-21ksoftirqd/300:20:473
19946993024,4cyclictest41-21ksoftirqd/300:05:093
19945993026,3cyclictest33-21ksoftirqd/223:55:202
19945993025,3cyclictest33-21ksoftirqd/221:01:072
19945993025,3cyclictest33-21ksoftirqd/220:28:102
19945993024,4cyclictest33-21ksoftirqd/219:43:002
19945993024,3cyclictest33-21ksoftirqd/223:55:012
19945993024,3cyclictest33-21ksoftirqd/219:25:152
19944993025,3cyclictest25-21ksoftirqd/123:29:251
19944993025,3cyclictest25-21ksoftirqd/122:11:301
19944993025,3cyclictest25-21ksoftirqd/121:52:481
19944993025,3cyclictest25-21ksoftirqd/121:44:181
19944993025,3cyclictest25-21ksoftirqd/121:03:531
19944993025,3cyclictest25-21ksoftirqd/119:15:191
19944993024,4cyclictest25-21ksoftirqd/123:43:141
19944993024,4cyclictest25-21ksoftirqd/122:59:411
19944993024,4cyclictest25-21ksoftirqd/122:54:511
19944993024,4cyclictest25-21ksoftirqd/121:37:131
19944993024,4cyclictest25-21ksoftirqd/121:28:541
19944993024,4cyclictest25-21ksoftirqd/121:14:381
19944993024,4cyclictest25-21ksoftirqd/121:09:171
19944993024,4cyclictest25-21ksoftirqd/100:02:581
19943993025,3cyclictest9-21ksoftirqd/023:50:460
19943993025,3cyclictest9-21ksoftirqd/021:34:580
19943993025,3cyclictest9-21ksoftirqd/021:25:200
19943993025,3cyclictest9-21ksoftirqd/021:18:330
19943993025,3cyclictest9-21ksoftirqd/020:58:160
19943993024,4cyclictest9-21ksoftirqd/022:58:560
19943993024,4cyclictest9-21ksoftirqd/022:12:140
19943993024,4cyclictest9-21ksoftirqd/019:29:590
136991300,0ptp4l401ktimersoftd/321:45:183
136991300,0ptp4l401ktimersoftd/321:41:013
136991300,0ptp4l401ktimersoftd/319:38:553
19946992924,3cyclictest41-21ksoftirqd/323:29:093
19946992923,4cyclictest41-21ksoftirqd/320:16:153
19945992925,3cyclictest33-21ksoftirqd/221:30:182
19945992923,4cyclictest33-21ksoftirqd/221:29:192
19945992923,4cyclictest33-21ksoftirqd/220:00:422
19945992923,3cyclictest33-21ksoftirqd/222:50:252
19945992923,3cyclictest33-21ksoftirqd/219:45:202
19944992924,3cyclictest25-21ksoftirqd/123:04:311
19944992924,3cyclictest25-21ksoftirqd/122:04:191
19944992923,4cyclictest25-21ksoftirqd/119:51:501
19943992924,3cyclictest9-21ksoftirqd/023:41:370
19943992924,3cyclictest9-21ksoftirqd/022:03:060
19943992923,4cyclictest9-21ksoftirqd/021:54:570
19943992923,4cyclictest9-21ksoftirqd/020:20:370
19943992923,4cyclictest9-21ksoftirqd/000:38:360
19943992923,4cyclictest9-21ksoftirqd/000:16:260
136991290,0ptp4l401ktimersoftd/321:35:523
19945992823,3cyclictest33-21ksoftirqd/220:50:482
19945992823,3cyclictest33-21ksoftirqd/219:18:522
19945992823,3cyclictest33-21ksoftirqd/200:15:172
19945992822,4cyclictest33-21ksoftirqd/200:09:302
19944992823,3cyclictest25-21ksoftirqd/120:53:211
19944992823,3cyclictest25-21ksoftirqd/120:04:411
19944992822,4cyclictest25-21ksoftirqd/122:44:531
19944992822,4cyclictest25-21ksoftirqd/100:13:541
19943992823,3cyclictest9-21ksoftirqd/022:52:000
19943992823,3cyclictest9-21ksoftirqd/022:36:520
19943992823,3cyclictest9-21ksoftirqd/021:01:190
19943992823,3cyclictest9-21ksoftirqd/020:38:180
19943992823,3cyclictest9-21ksoftirqd/019:46:560
19943992822,4cyclictest9-21ksoftirqd/023:39:430
19943992822,4cyclictest9-21ksoftirqd/021:09:120
136991280,0ptp4l401ktimersoftd/319:19:003
19946992721,4cyclictest41-21ksoftirqd/300:12:493
19945992722,3cyclictest33-21ksoftirqd/200:39:482
19945992721,4cyclictest33-21ksoftirqd/222:49:182
19944992721,4cyclictest25-21ksoftirqd/123:52:241
19944992721,4cyclictest25-21ksoftirqd/122:16:241
19944992721,4cyclictest25-21ksoftirqd/119:30:521
19943992722,3cyclictest9-21ksoftirqd/023:12:240
19943992722,3cyclictest9-21ksoftirqd/023:12:240
19943992722,3cyclictest9-21ksoftirqd/022:26:140
19943992722,3cyclictest9-21ksoftirqd/020:33:520
19943992722,3cyclictest9-21ksoftirqd/020:17:010
19943992722,3cyclictest9-21ksoftirqd/000:28:100
19943992721,4cyclictest9-21ksoftirqd/023:01:360
19946992620,3cyclictest41-21ksoftirqd/323:35:193
19945992621,3cyclictest33-21ksoftirqd/223:48:032
19945992621,3cyclictest33-21ksoftirqd/200:00:242
19944992621,3cyclictest25-21ksoftirqd/120:45:411
19944992621,3cyclictest25-21ksoftirqd/119:55:581
19943992621,3cyclictest9-21ksoftirqd/000:21:460
19943992620,4cyclictest9-21ksoftirqd/023:55:040
19943992620,4cyclictest9-21ksoftirqd/022:44:140
19943992620,4cyclictest9-21ksoftirqd/021:45:180
19945992521,2cyclictest33-21ksoftirqd/223:29:592
19945992520,3cyclictest33-21ksoftirqd/223:21:572
19945992519,3cyclictest33-21ksoftirqd/221:05:192
19944992520,3cyclictest25-21ksoftirqd/120:24:511
19944992519,4cyclictest25-21ksoftirqd/121:34:081
19943992520,3cyclictest9-21ksoftirqd/000:31:060
19943992520,3cyclictest9-21ksoftirqd/000:10:030
19943992519,4cyclictest9-21ksoftirqd/021:41:530
19943992519,4cyclictest9-21ksoftirqd/020:26:190
19943992519,4cyclictest9-21ksoftirqd/000:02:300
136991250,0ptp4l401ktimersoftd/300:00:023
19945992419,3cyclictest33-21ksoftirqd/223:45:002
19943992418,4cyclictest9-21ksoftirqd/020:05:530
19943992318,3cyclictest9-21ksoftirqd/023:20:010
19943992317,4cyclictest9-21ksoftirqd/023:46:250
19943992317,4cyclictest9-21ksoftirqd/019:20:320
136991230,0ptp4l401ktimersoftd/320:25:133
19944992217,3cyclictest25-21ksoftirqd/122:09:251
19945992015,3cyclictest33-21ksoftirqd/223:08:122
19943991814,2cyclictest4177-21users23:30:280
19943991813,3cyclictest1905-21seq23:29:530
19943991611,3cyclictest26751-21cat23:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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