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2025-11-25 - 06:15
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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 rackdslot2.osadl.org (updated Tue Nov 25, 2025 00:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
136691230164,23phc2sys0-21swapper/319:06:443
77462205172,22sleep20-21swapper/219:06:032
77092204171,22sleep10-21swapper/119:05:331
79992203170,22sleep00-21swapper/019:08:300
952421820,6sleep0840699cyclictest21:25:170
967921710,5sleep2840899cyclictest19:10:242
8407995523,4cyclictest25-21ksoftirqd/119:25:251
136591550,1ptp4l401ktimersoftd/323:35:193
8407995326,3cyclictest25-21ksoftirqd/121:10:251
8407995316,8cyclictest25-21ksoftirqd/100:00:241
8407995315,8cyclictest25-21ksoftirqd/123:50:121
8407995315,7cyclictest25-21ksoftirqd/120:40:161
8407995224,4cyclictest25-21ksoftirqd/123:15:161
8407995220,4cyclictest25-21ksoftirqd/121:00:271
8407995220,3cyclictest25-21ksoftirqd/123:30:221
8407995219,4cyclictest25-21ksoftirqd/121:15:241
8407995218,7cyclictest25-21ksoftirqd/119:55:201
8407995215,7cyclictest25-21ksoftirqd/100:25:211
8407995128,7cyclictest25-21ksoftirqd/123:20:131
8407995122,7cyclictest25-21ksoftirqd/123:25:241
8407995120,4cyclictest25-21ksoftirqd/121:55:141
8407995120,3cyclictest25-21ksoftirqd/119:10:231
8407995119,5cyclictest25-21ksoftirqd/120:59:591
8407995119,4cyclictest25-21ksoftirqd/120:50:171
8407995118,8cyclictest25-21ksoftirqd/100:15:171
8407995117,11cyclictest25-21ksoftirqd/122:10:241
8407995115,7cyclictest25-21ksoftirqd/123:55:261
8407995115,7cyclictest25-21ksoftirqd/123:55:251
8407995029,4cyclictest25-21ksoftirqd/100:05:161
8407995025,3cyclictest25-21ksoftirqd/121:35:211
8407995024,4cyclictest25-21ksoftirqd/123:35:161
8407995023,3cyclictest25-21ksoftirqd/100:35:521
8407995023,3cyclictest25-21ksoftirqd/100:10:201
8407995021,7cyclictest25-21ksoftirqd/120:30:281
8407995021,7cyclictest25-21ksoftirqd/120:15:281
8407995021,4cyclictest25-21ksoftirqd/122:32:371
8407995019,3cyclictest25-21ksoftirqd/121:30:231
8407995019,3cyclictest25-21ksoftirqd/121:30:231
8407995018,7cyclictest25-21ksoftirqd/120:05:221
8407995017,10cyclictest25-21ksoftirqd/123:15:011
8407994925,7cyclictest25-21ksoftirqd/122:53:021
8407994922,6cyclictest25-21ksoftirqd/120:35:231
8407994922,4cyclictest25-21ksoftirqd/122:00:241
8407994922,4cyclictest25-21ksoftirqd/119:20:221
8407994921,4cyclictest25-21ksoftirqd/121:45:571
8407994921,3cyclictest25-21ksoftirqd/123:43:181
8407994920,7cyclictest25-21ksoftirqd/122:40:241
8407994920,6cyclictest25-21ksoftirqd/119:40:181
8407994919,3cyclictest25-21ksoftirqd/119:35:191
8407994918,8cyclictest25-21ksoftirqd/120:10:171
8407994918,7cyclictest25-21ksoftirqd/123:00:291
8407994917,7cyclictest25-21ksoftirqd/119:35:011
8407994916,7cyclictest25-21ksoftirqd/100:30:151
8407994916,11cyclictest25-21ksoftirqd/123:05:141
8407994913,8cyclictest25-21ksoftirqd/122:20:161
8407994819,7cyclictest25-21ksoftirqd/120:45:181
8407994819,6cyclictest25-21ksoftirqd/122:05:111
8407994817,8cyclictest25-21ksoftirqd/119:15:271
8407994817,7cyclictest25-21ksoftirqd/122:45:201
8407994724,4cyclictest25-21ksoftirqd/120:05:001
8407994723,6cyclictest25-21ksoftirqd/122:55:191
8407994718,7cyclictest25-21ksoftirqd/120:25:271
8407994718,6cyclictest25-21ksoftirqd/119:50:251
8407994717,8cyclictest25-21ksoftirqd/121:20:141
8407994717,10cyclictest25-21ksoftirqd/121:25:141
8407994716,8cyclictest25-21ksoftirqd/121:50:111
8407994716,8cyclictest25-21ksoftirqd/121:05:241
8407994715,8cyclictest25-21ksoftirqd/123:45:241
8407994616,7cyclictest25-21ksoftirqd/122:25:151
8407994612,4cyclictest25-21ksoftirqd/100:20:201
8407994610,4cyclictest25-21ksoftirqd/121:40:211
840799454,3cyclictest25-21ksoftirqd/119:45:231
8407994520,6cyclictest25-21ksoftirqd/122:15:271
8407994421,6cyclictest25-21ksoftirqd/120:20:261
8409994310,32cyclictest0-21swapper/320:51:243
136591430,0ptp4l401ktimersoftd/322:11:073
136591430,0ptp4l401ktimersoftd/320:03:383
840799424,3cyclictest25-21ksoftirqd/122:35:191
840799424,3cyclictest25-21ksoftirqd/122:35:191
1366914232,5phc2sys0-21swapper/319:10:013
136591420,1ptp4l401ktimersoftd/323:34:103
136591400,0ptp4l401ktimersoftd/321:35:213
136591400,0ptp4l401ktimersoftd/319:50:203
133291400,1getstats0-21swapper/300:05:393
136591390,1ptp4l401ktimersoftd/300:04:353
136591390,16ptp4l401ktimersoftd/321:05:213
136591380,0ptp4l401ktimersoftd/320:49:533
51698370,5rtkit-daemon23445-21cat20:45:280
51698360,6rtkit-daemon0-21swapper/022:03:130
8406993530,3cyclictest9-21ksoftirqd/000:25:200
8408993427,4cyclictest33-21ksoftirqd/220:23:052
8408993419,13cyclictest33-21ksoftirqd/200:07:362
8406993427,5cyclictest9-21ksoftirqd/000:37:170
8409993326,4cyclictest41-21ksoftirqd/320:34:333
8409993326,4cyclictest41-21ksoftirqd/319:57:273
8408993327,4cyclictest33-21ksoftirqd/222:10:492
8408993327,4cyclictest33-21ksoftirqd/219:51:002
8408993325,5cyclictest33-21ksoftirqd/223:01:352
8408993315,15cyclictest33-21ksoftirqd/222:02:062
8406993328,3cyclictest9-21ksoftirqd/023:00:010
8406993328,3cyclictest9-21ksoftirqd/019:45:180
8406993327,4cyclictest9-21ksoftirqd/022:27:440
8406993327,3cyclictest9-21ksoftirqd/023:15:040
8406993327,3cyclictest9-21ksoftirqd/022:45:200
136591330,10ptp4l401ktimersoftd/322:06:553
136591330,0ptp4l401ktimersoftd/321:29:363
8409993225,4cyclictest41-21ksoftirqd/322:34:133
8408993225,4cyclictest33-21ksoftirqd/221:59:582
8406993228,3cyclictest9-21ksoftirqd/023:20:190
8406993228,3cyclictest9-21ksoftirqd/021:40:200
8406993227,3cyclictest9-21ksoftirqd/020:40:190
8406993227,3cyclictest9-21ksoftirqd/020:02:530
8406993227,3cyclictest9-21ksoftirqd/019:35:000
8406993226,4cyclictest9-21ksoftirqd/023:14:040
8406993226,4cyclictest9-21ksoftirqd/022:38:500
8406993226,4cyclictest9-21ksoftirqd/022:38:500
8406993226,4cyclictest9-21ksoftirqd/022:11:140
8406993226,4cyclictest9-21ksoftirqd/021:01:420
8406993226,4cyclictest9-21ksoftirqd/019:40:580
8406993226,4cyclictest9-21ksoftirqd/019:21:530
8406993225,4cyclictest9-21ksoftirqd/021:24:530
8406993225,4cyclictest9-21ksoftirqd/020:55:450
8406993225,4cyclictest9-21ksoftirqd/000:09:300
136591320,0ptp4l401ktimersoftd/323:53:423
136591320,0ptp4l401ktimersoftd/323:23:523
136591320,0ptp4l401ktimersoftd/323:12:583
136591320,0ptp4l401ktimersoftd/322:51:543
8409993125,4cyclictest41-21ksoftirqd/322:29:583
8408993125,4cyclictest33-21ksoftirqd/219:44:422
8408993125,4cyclictest33-21ksoftirqd/219:15:492
8408993125,4cyclictest33-21ksoftirqd/200:12:442
8408993124,4cyclictest33-21ksoftirqd/222:49:042
8408993124,4cyclictest33-21ksoftirqd/200:21:392
8406993127,3cyclictest9-21ksoftirqd/023:45:180
8406993127,2cyclictest9-21ksoftirqd/021:30:200
8406993127,2cyclictest9-21ksoftirqd/021:30:200
8406993126,3cyclictest9-21ksoftirqd/020:25:010
8406993126,3cyclictest9-21ksoftirqd/020:15:160
8406993126,3cyclictest9-21ksoftirqd/000:10:140
8406993125,4cyclictest9-21ksoftirqd/022:25:000
8406993125,4cyclictest9-21ksoftirqd/022:17:290
8406993125,4cyclictest9-21ksoftirqd/019:28:150
8406993125,3cyclictest9-21ksoftirqd/023:30:050
8406993125,3cyclictest9-21ksoftirqd/019:10:200
8406993124,4cyclictest9-21ksoftirqd/021:45:430
840699312,3cyclictest9-21ksoftirqd/023:40:260
136591310,0ptp4l401ktimersoftd/323:49:063
136591310,0ptp4l401ktimersoftd/323:05:223
136591310,0ptp4l401ktimersoftd/323:04:543
136591310,0ptp4l401ktimersoftd/322:56:433
136591310,0ptp4l401ktimersoftd/320:13:573
136591310,0ptp4l401ktimersoftd/319:39:183
8409993024,4cyclictest41-21ksoftirqd/319:42:463
8409993024,4cyclictest41-21ksoftirqd/319:21:203
8408993025,3cyclictest33-21ksoftirqd/221:16:532
8408993024,4cyclictest33-21ksoftirqd/223:41:102
8408993024,4cyclictest33-21ksoftirqd/223:12:072
8408993024,4cyclictest33-21ksoftirqd/220:40:532
8408993024,4cyclictest33-21ksoftirqd/220:13:212
8408993024,4cyclictest33-21ksoftirqd/219:55:452
8408993024,4cyclictest33-21ksoftirqd/219:20:472
8408993024,4cyclictest33-21ksoftirqd/200:34:472
8408993023,4cyclictest33-21ksoftirqd/219:45:382
8408993023,4cyclictest33-21ksoftirqd/219:32:342
8406993026,2cyclictest9-21ksoftirqd/023:39:590
8406993025,3cyclictest9-21ksoftirqd/021:55:190
8406993025,3cyclictest9-21ksoftirqd/021:15:000
8406993025,3cyclictest9-21ksoftirqd/020:12:200
8406993025,3cyclictest9-21ksoftirqd/020:07:430
8406993024,3cyclictest9-21ksoftirqd/020:30:140
8406993023,4cyclictest9-21ksoftirqd/019:16:360
136591300,1ptp4l0-21swapper/321:19:093
136591300,0ptp4l401ktimersoftd/320:37:353
136591300,0ptp4l401ktimersoftd/320:19:053
136591300,0ptp4l401ktimersoftd/300:19:053
8409992924,3cyclictest41-21ksoftirqd/321:58:503
8409992924,3cyclictest41-21ksoftirqd/300:21:033
8409992923,4cyclictest41-21ksoftirqd/322:43:393
8409992923,4cyclictest41-21ksoftirqd/322:35:413
8409992923,4cyclictest41-21ksoftirqd/322:35:413
8408992924,3cyclictest33-21ksoftirqd/220:08:452
8408992923,4cyclictest33-21ksoftirqd/223:27:022
8408992923,4cyclictest33-21ksoftirqd/221:53:522
8408992923,4cyclictest33-21ksoftirqd/221:30:212
8408992923,4cyclictest33-21ksoftirqd/221:30:212
8408992923,4cyclictest33-21ksoftirqd/220:50:492
8408992923,4cyclictest33-21ksoftirqd/220:46:282
8408992923,4cyclictest33-21ksoftirqd/200:26:172
8408992922,4cyclictest33-21ksoftirqd/222:33:512
8408992921,5cyclictest33-21ksoftirqd/223:32:362
8406992925,3cyclictest9-21ksoftirqd/019:40:000
8406992924,3cyclictest9-21ksoftirqd/023:29:590
8406992924,3cyclictest9-21ksoftirqd/021:35:310
8406992924,3cyclictest9-21ksoftirqd/021:05:190
8406992924,3cyclictest9-21ksoftirqd/000:20:000
8406992923,4cyclictest9-21ksoftirqd/019:54:150
8406992923,3cyclictest9-21ksoftirqd/023:10:000
8406992922,4cyclictest9-21ksoftirqd/000:31:480
136591290,0ptp4l401ktimersoftd/323:29:553
136591290,0ptp4l401ktimersoftd/321:40:573
136591290,0ptp4l401ktimersoftd/321:10:203
136591290,0ptp4l401ktimersoftd/321:01:153
8409992823,3cyclictest41-21ksoftirqd/323:40:553
8409992823,3cyclictest41-21ksoftirqd/320:43:393
8409992823,3cyclictest41-21ksoftirqd/319:26:473
8409992823,3cyclictest41-21ksoftirqd/319:17:003
8409992822,4cyclictest41-21ksoftirqd/300:31:263
8408992822,4cyclictest33-21ksoftirqd/223:52:542
8408992822,4cyclictest33-21ksoftirqd/223:08:452
8408992822,3cyclictest33-21ksoftirqd/200:16:282
8408992821,4cyclictest33-21ksoftirqd/223:19:082
8408992821,4cyclictest33-21ksoftirqd/220:02:112
840699282,3cyclictest9-21ksoftirqd/022:10:000
8406992823,3cyclictest9-21ksoftirqd/022:53:320
8406992823,3cyclictest9-21ksoftirqd/022:40:130
840699282,2cyclictest121rcu_preempt21:15:160
8406992822,4cyclictest9-21ksoftirqd/020:54:400
1366912822,3phc2sys41-21ksoftirqd/322:15:263
1366912822,3phc2sys41-21ksoftirqd/321:50:223
136591280,9ptp4l0-21swapper/319:34:253
136591280,8ptp4l401ktimersoftd/322:48:293
136591280,0ptp4l401ktimersoftd/321:24:183
136591280,0ptp4l401ktimersoftd/300:38:393
8409992722,3cyclictest41-21ksoftirqd/320:20:093
8409992721,4cyclictest41-21ksoftirqd/322:21:163
8408992722,3cyclictest33-21ksoftirqd/223:55:522
8408992722,3cyclictest33-21ksoftirqd/223:55:522
8408992722,3cyclictest33-21ksoftirqd/223:39:542
8408992722,3cyclictest33-21ksoftirqd/222:58:162
8408992722,3cyclictest33-21ksoftirqd/200:01:452
8408992721,4cyclictest33-21ksoftirqd/219:39:312
8406992722,3cyclictest9-21ksoftirqd/023:50:130
8406992722,3cyclictest9-21ksoftirqd/000:20:220
8406992721,4cyclictest9-21ksoftirqd/023:02:020
136591270,0ptp4l401ktimersoftd/323:56:523
136591270,0ptp4l401ktimersoftd/323:56:523
136591270,0ptp4l401ktimersoftd/323:15:033
8409992621,3cyclictest41-21ksoftirqd/321:31:273
8409992621,3cyclictest41-21ksoftirqd/321:31:273
8409992621,3cyclictest41-21ksoftirqd/319:48:493
8409992620,4cyclictest41-21ksoftirqd/300:11:413
8408992621,3cyclictest33-21ksoftirqd/221:38:092
8408992621,3cyclictest33-21ksoftirqd/221:14:042
8408992621,3cyclictest33-21ksoftirqd/200:36:472
8408992620,4cyclictest33-21ksoftirqd/222:44:152
8408992620,4cyclictest33-21ksoftirqd/221:06:222
8408992620,4cyclictest33-21ksoftirqd/220:33:482
8408992620,4cyclictest33-21ksoftirqd/220:27:112
8406992622,2cyclictest9-21ksoftirqd/020:35:220
8406992622,2cyclictest9-21ksoftirqd/000:00:250
8406992621,2cyclictest9-21ksoftirqd/023:55:160
8406992621,2cyclictest9-21ksoftirqd/023:55:150
8406992613,3cyclictest9-21ksoftirqd/020:25:200
8408992520,3cyclictest33-21ksoftirqd/222:53:512
8408992520,3cyclictest33-21ksoftirqd/220:58:462
8408992519,4cyclictest33-21ksoftirqd/223:49:012
8408992519,4cyclictest33-21ksoftirqd/221:23:072
8408992519,3cyclictest33-21ksoftirqd/221:43:552
8406992521,2cyclictest9-21ksoftirqd/019:55:220
8406992520,3cyclictest9-21ksoftirqd/022:32:090
136591250,1ptp4l401ktimersoftd/320:05:113
8408992419,3cyclictest33-21ksoftirqd/223:22:572
8408992419,3cyclictest33-21ksoftirqd/222:29:112
8408992419,3cyclictest33-21ksoftirqd/222:21:012
8408992419,3cyclictest33-21ksoftirqd/221:46:342
8408992417,4cyclictest33-21ksoftirqd/220:36:012
8406992420,2cyclictest9-21ksoftirqd/021:50:260
136591240,0ptp4l401ktimersoftd/320:55:133
136591240,0ptp4l401ktimersoftd/320:25:133
136591240,0ptp4l401ktimersoftd/300:29:513
8408992318,3cyclictest33-21ksoftirqd/222:06:452
8408992318,3cyclictest33-21ksoftirqd/220:15:402
8408992316,4cyclictest33-21ksoftirqd/221:01:362
136591230,0ptp4l401ktimersoftd/321:45:193
8408992217,3cyclictest33-21ksoftirqd/222:36:392
8408992217,3cyclictest33-21ksoftirqd/222:36:392
8408992216,4cyclictest33-21ksoftirqd/219:26:002
8408992215,4cyclictest33-21ksoftirqd/222:15:502
136591220,0ptp4l401ktimersoftd/322:00:143
8408992116,3cyclictest33-21ksoftirqd/221:26:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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