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2025-11-27 - 19:02
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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 rackdslot1.osadl.org (updated Thu Nov 27, 2025 12:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2182721720,3sleep20-21swapper/207:05:292
2847191710,4ptp4l8987-21taskset08:57:180
2847191650,5ptp4l21492-21proc_pri07:05:261
2847191650,4ptp4l25283-21interrupts11:50:170
2847191640,4ptp4l26418-21systemctl08:25:240
2847191640,3ptp4l0-21swapper/010:35:280
2847191630,4ptp4l0-21swapper/009:32:020
2847191620,3ptp4l13199-21irqstats10:15:210
2847191610,5ptp4l0-21swapper/009:55:150
2847191600,5ptp4l0-21swapper/112:20:181
2847191600,4ptp4l16940-21sed10:25:010
2847191600,3ptp4l19578-21fschecks_time09:20:170
2847191600,2ptp4l1778-21gnome-shell09:54:590
2847191600,16ptp4l9444-21ls11:15:190
2847191590,4ptp4l0-21swapper/112:15:211
235582590,3sleep0111rcuc/011:45:250
2847191580,4ptp4l0-21swapper/210:02:132
2847191580,3ptp4l0-21swapper/012:11:140
2847191580,3ptp4l0-21swapper/008:45:000
2847191570,3ptp4l0-21swapper/210:35:242
2847191560,3ptp4l0-21swapper/308:35:183
2847191560,3ptp4l0-21swapper/007:40:270
173262560,2sleep117329-21cut09:15:181
2847191550,3ptp4l0-21swapper/308:01:383
2847191550,3ptp4l0-21swapper/111:10:291
321722540,3sleep032177-21irqrtprio10:55:180
2847191540,4ptp4l0-21swapper/012:35:430
2847191540,3ptp4l0-21swapper/311:16:333
2847191530,4ptp4l0-21swapper/312:20:043
2847191530,4ptp4l0-21swapper/309:35:013
2847191530,4ptp4l0-21swapper/208:47:412
2847191530,4ptp4l0-21swapper/208:10:022
2847191530,3ptp4l0-21swapper/210:47:072
2847191530,3ptp4l0-21swapper/008:38:590
2847191530,2ptp4l0-21swapper/009:25:230
2847191530,14ptp4l0-21swapper/007:09:290
2847191520,4ptp4l0-21swapper/211:10:082
2847191520,4ptp4l0-21swapper/210:14:532
2847191520,4ptp4l0-21swapper/210:14:532
2847191520,4ptp4l0-21swapper/209:01:432
2847191520,4ptp4l0-21swapper/207:56:222
2847191520,4ptp4l0-21swapper/109:45:381
2847191520,4ptp4l0-21swapper/109:42:551
2847191520,3ptp4l0-21swapper/011:08:410
2847191510,4ptp4l0-21swapper/009:47:550
2847191510,3ptp4l0-21swapper/007:33:220
2847191500,7ptp4l0-21swapper/009:06:510
2847191500,4ptp4l0-21swapper/212:36:562
2847191500,4ptp4l0-21swapper/111:25:031
2847191500,4ptp4l0-21swapper/012:25:300
2847191500,4ptp4l0-21swapper/009:10:500
2847191500,3ptp4l0-21swapper/310:32:573
2847191500,3ptp4l0-21swapper/011:40:160
2847191500,3ptp4l0-21swapper/009:00:150
2847191490,5ptp4l9757-21irqstats07:50:220
2847191490,4ptp4l0-21swapper/011:01:540
2847191490,3ptp4l0-21swapper/211:45:152
2847191490,3ptp4l0-21swapper/111:36:441
2847191490,3ptp4l0-21swapper/012:09:550
2847191480,3ptp4l0-21swapper/008:54:020
41798470,12rtkit-daemon0-21swapper/208:31:332
2847191470,6ptp4l0-21swapper/211:55:282
2847191470,5ptp4l1778-21gnome-shell08:15:590
2847191470,4ptp4l0-21swapper/010:44:410
2847191470,3ptp4l0-21swapper/012:22:490
2847191470,12ptp4l0-21swapper/008:20:130
2847191450,9ptp4l0-21swapper/207:29:432
2847191450,5ptp4l21516-21ls11:40:271
2847191450,5ptp4l0-21swapper/208:18:262
2847191450,4ptp4l28302-21ps11:55:241
2847191450,4ptp4l0-21swapper/207:23:162
2847191450,4ptp4l0-21swapper/109:32:131
2847191450,4ptp4l0-21swapper/109:04:211
2847191450,4ptp4l0-21swapper/010:27:090
2847191450,3ptp4l0-21swapper/012:30:310
2847191450,12ptp4l25-21ksoftirqd/108:53:241
2847191440,9ptp4l0-21swapper/207:52:042
2847191440,4ptp4l7442-21irqstats07:45:181
2847191440,4ptp4l0-21swapper/108:58:481
2847191440,4ptp4l0-21swapper/108:46:211
2847191440,3ptp4l0-21swapper/007:16:280
2847191440,10ptp4l0-21swapper/212:16:452
2847191440,10ptp4l0-21swapper/210:44:112
2847191430,9ptp4l0-21swapper/212:08:052
2847191430,8ptp4l0-21swapper/009:40:190
2847191430,5ptp4l0-21swapper/311:08:493
2847191430,5ptp4l0-21swapper/107:25:261
2847191430,4ptp4l5413-21ntp_states07:40:251
2847191430,4ptp4l26956-21apt-get10:45:150
2847191430,4ptp4l15444-21apt-get11:30:120
2847191430,4ptp4l13527-21apt-get08:00:101
2847191430,4ptp4l0-21swapper/211:23:202
2847191430,4ptp4l0-21swapper/111:00:191
2847191430,3ptp4l28489-21apt-get09:40:133
2847191430,15ptp4l1299-21runrttasks08:12:103
2847191430,11ptp4l0-21swapper/307:48:563
2847191420,8ptp4l0-21swapper/207:46:162
2847191420,8ptp4l0-21swapper/207:40:572
2847191420,5ptp4l16804-21meminfo08:05:203
2847191420,5ptp4l10320-21sed07:50:293
2847191420,5ptp4l0-21swapper/007:10:130
2847191420,4ptp4l7939-21df10:05:151
2847191420,4ptp4l30374-21meminfo12:00:183
2847191420,4ptp4l28515-21ls08:30:200
2847191420,4ptp4l25324-21df08:25:131
2847191420,4ptp4l25036-21diskstats11:50:141
2847191420,4ptp4l23623-21ls10:35:291
2847191420,4ptp4l16286-21hddtemp_smartct08:05:161
2847191420,4ptp4l12335-21ntp_states07:55:230
2847191420,4ptp4l11537-21apt-get09:05:031
2847191420,4ptp4l0-21swapper/208:36:272
2847191420,4ptp4l0-21swapper/112:29:111
2847191420,3ptp4l5408-21apt-get10:00:111
2847191420,3ptp4l27082-21apt-get11:55:140
2847191420,3ptp4l1930-21apt-get07:35:110
2847191420,3ptp4l18318-21ntp_states10:25:212
2847191420,3ptp4l18127-21ls09:15:293
2847191420,3ptp4l15210-21kworker/2:108:25:222
2847191420,3ptp4l1509-21apt-get11:00:122
2847191420,3ptp4l12345-21apt-get10:15:133
41798410,16rtkit-daemon2847191ptp4l10:34:492
2847191410,8ptp4l0-21swapper/209:43:422
2847191410,5ptp4l0-21swapper/308:40:233
2847191410,5ptp4l0-21swapper/107:55:141
2847191410,5ptp4l0-21swapper/107:20:201
2847191410,4ptp4l25925-21meminfo07:15:201
2847191410,4ptp4l25675-21meminfo11:50:193
2847191410,4ptp4l19010-21irqstats08:10:181
2847191410,4ptp4l0-21swapper/212:00:192
2847191410,4ptp4l0-21swapper/211:40:422
2847191410,4ptp4l0-21swapper/211:26:582
2847191410,4ptp4l0-21swapper/109:25:221
2847191410,4ptp4l0-21swapper/108:24:011
2847191410,4ptp4l0-21swapper/008:46:320
2847191410,4ptp4l0-21swapper/008:13:480
2847191410,4ptp4l0-21swapper/008:00:180
2847191410,3ptp4l7022-21hddtemp_smartct07:45:150
2847191410,3ptp4l31727-21apt-get12:05:121
2847191410,3ptp4l29412-21apt-get12:00:110
2847191410,3ptp4l28466-21ls10:45:303
2847191410,3ptp4l19263-21apt-get10:30:020
2847191410,3ptp4l18627-21ls10:25:253
2847191410,3ptp4l1645-21apt-get12:10:132
2847191410,3ptp4l14991-21diskstats10:20:151
2847191410,3ptp4l11204-21apt-get07:55:123
2261799412,38cyclictest0-21swapper/211:05:192
2847191400,5ptp4l0-21swapper/308:15:133
2847191400,5ptp4l0-21swapper/209:54:092
2847191400,5ptp4l0-21swapper/111:15:491
2847191400,5ptp4l0-21swapper/110:25:111
2847191400,5ptp4l0-21swapper/109:35:101
2847191400,4ptp4l31093-21users12:00:261
2847191400,4ptp4l31004-21systemctl07:25:280
2847191400,4ptp4l1293-21snmpd09:48:063
2847191400,4ptp4l0-21swapper/311:55:193
2847191400,4ptp4l0-21swapper/311:47:203
2847191400,4ptp4l0-21swapper/311:42:233
2847191400,4ptp4l0-21swapper/310:35:213
2847191400,4ptp4l0-21swapper/310:13:243
2847191400,4ptp4l0-21swapper/310:13:243
2847191400,4ptp4l0-21swapper/310:09:083
2847191400,4ptp4l0-21swapper/310:04:023
2847191400,4ptp4l0-21swapper/308:30:143
2847191400,4ptp4l0-21swapper/308:28:553
2847191400,4ptp4l0-21swapper/308:22:133
2847191400,4ptp4l0-21swapper/307:42:423
2847191400,4ptp4l0-21swapper/212:27:152
2847191400,4ptp4l0-21swapper/212:24:072
2847191400,4ptp4l0-21swapper/210:58:552
2847191400,4ptp4l0-21swapper/210:50:192
2847191400,4ptp4l0-21swapper/210:24:242
2847191400,4ptp4l0-21swapper/209:56:112
2847191400,4ptp4l0-21swapper/209:30:472
2847191400,4ptp4l0-21swapper/209:21:172
2847191400,4ptp4l0-21swapper/209:12:352
2847191400,4ptp4l0-21swapper/208:44:052
2847191400,4ptp4l0-21swapper/208:05:222
2847191400,4ptp4l0-21swapper/208:00:192
2847191400,4ptp4l0-21swapper/207:35:462
2847191400,4ptp4l0-21swapper/207:31:362
2847191400,4ptp4l0-21swapper/207:11:472
2847191400,4ptp4l0-21swapper/112:36:031
2847191400,4ptp4l0-21swapper/112:10:151
2847191400,4ptp4l0-21swapper/111:21:091
2847191400,4ptp4l0-21swapper/111:05:061
2847191400,4ptp4l0-21swapper/110:55:171
2847191400,4ptp4l0-21swapper/110:51:221
2847191400,4ptp4l0-21swapper/110:19:081
2847191400,4ptp4l0-21swapper/110:10:251
2847191400,4ptp4l0-21swapper/110:10:251
2847191400,4ptp4l0-21swapper/109:55:251
2847191400,4ptp4l0-21swapper/109:50:291
2847191400,4ptp4l0-21swapper/109:22:091
2847191400,4ptp4l0-21swapper/109:10:171
2847191400,4ptp4l0-21swapper/107:50:171
2847191400,4ptp4l0-21swapper/107:35:541
2847191400,4ptp4l0-21swapper/012:15:170
2847191400,4ptp4l0-21swapper/011:39:350
2847191400,4ptp4l0-21swapper/011:22:580
2847191400,4ptp4l0-21swapper/011:10:100
2847191400,4ptp4l0-21swapper/010:50:220
2847191400,4ptp4l0-21swapper/010:10:250
2847191400,4ptp4l0-21swapper/010:10:250
2847191400,4ptp4l0-21swapper/009:35:130
2847191400,3ptp4l31979-21apt-get07:30:111
2847191400,3ptp4l31126-21diskstats09:45:152
2847191400,3ptp4l25952-21grep10:40:283
2847191400,3ptp4l22653-21apt-get07:10:121
2847191400,3ptp4l14821-21users11:25:300
2847191400,3ptp4l11141-21df_inode11:20:163
2847191400,3ptp4l0-21swapper/111:48:511
2847191390,5ptp4l0-21swapper/312:15:123
2847191390,5ptp4l0-21swapper/110:30:031
2847191390,4ptp4l9172-21awk10:05:290
2847191390,4ptp4l27323-21chrt07:20:030
2847191390,4ptp4l0-21swapper/312:10:183
2847191390,4ptp4l0-21swapper/312:06:003
2847191390,4ptp4l0-21swapper/311:34:133
2847191390,4ptp4l0-21swapper/311:29:163
2847191390,4ptp4l0-21swapper/311:04:593
2847191390,4ptp4l0-21swapper/310:22:493
2847191390,4ptp4l0-21swapper/309:57:443
2847191390,4ptp4l0-21swapper/309:50:543
2847191390,4ptp4l0-21swapper/309:28:033
2847191390,4ptp4l0-21swapper/309:07:433
2847191390,4ptp4l0-21swapper/309:03:133
2847191390,4ptp4l0-21swapper/308:57:113
2847191390,4ptp4l0-21swapper/308:50:233
2847191390,4ptp4l0-21swapper/308:49:273
2847191390,4ptp4l0-21swapper/307:33:463
2847191390,4ptp4l0-21swapper/307:26:083
2847191390,4ptp4l0-21swapper/307:22:423
2847191390,4ptp4l0-21swapper/307:19:303
2847191390,4ptp4l0-21swapper/307:13:123
2847191390,4ptp4l0-21swapper/212:30:482
2847191390,4ptp4l0-21swapper/211:50:372
2847191390,4ptp4l0-21swapper/211:39:082
2847191390,4ptp4l0-21swapper/211:17:252
2847191390,4ptp4l0-21swapper/210:16:292
2847191390,4ptp4l0-21swapper/210:05:192
2847191390,4ptp4l0-21swapper/209:35:512
2847191390,4ptp4l0-21swapper/209:25:592
2847191390,4ptp4l0-21swapper/209:16:492
2847191390,4ptp4l0-21swapper/209:09:102
2847191390,4ptp4l0-21swapper/208:20:142
2847191390,4ptp4l0-21swapper/207:17:592
2847191390,4ptp4l0-21swapper/112:31:511
2847191390,4ptp4l0-21swapper/111:30:151
2847191390,4ptp4l0-21swapper/110:44:521
2847191390,4ptp4l0-21swapper/108:42:231
2847191390,4ptp4l0-21swapper/108:35:251
2847191390,4ptp4l0-21swapper/108:18:461
2847191390,4ptp4l0-21swapper/010:03:090
2847191390,4ptp4l0-21swapper/009:15:110
2847191390,3ptp4l41-21ksoftirqd/309:21:293
2847191390,3ptp4l17683-21sed11:35:002
2847191390,3ptp4l0-21swapper/208:50:202
2847191390,3ptp4l0-21swapper/108:30:251
2847191390,3ptp4l0-21swapper/008:05:110
2847191380,4ptp4l0-21swapper/312:30:273
2847191380,4ptp4l0-21swapper/310:56:253
2847191380,4ptp4l0-21swapper/310:50:173
2847191380,4ptp4l0-21swapper/309:13:393
2847191380,4ptp4l0-21swapper/307:37:343
2847191380,4ptp4l0-21swapper/208:55:342
2847191380,4ptp4l0-21swapper/110:45:151
2847191380,3ptp4l0-21swapper/309:32:273
2847191370,4ptp4l0-21swapper/311:38:053
2847191370,4ptp4l0-21swapper/311:10:373
2847191360,4ptp4l0-21swapper/312:26:413
2847191340,3ptp4l0-21swapper/312:36:463
202652235,11sleep30-21swapper/307:05:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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