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2025-04-02 - 08:05
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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 all highest latencies:
System rackdslot1.osadl.org (updated Wed Apr 02, 2025 00:45:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2847191720,7ptp4l25-21ksoftirqd/119:15:191
276002720,6sleep00-21swapper/020:50:300
2847191700,9ptp4l0-21swapper/321:27:293
2847191650,4ptp4l0-21swapper/122:35:131
2847191610,4ptp4l0-21swapper/322:48:203
2847191610,4ptp4l0-21swapper/321:34:143
2847191610,4ptp4l0-21swapper/321:13:343
15734996115,44cyclictest0-21swapper/121:29:201
2847191600,4ptp4l0-21swapper/321:21:033
2847191600,4ptp4l0-21swapper/321:01:003
2847191600,4ptp4l0-21swapper/320:39:213
2847191600,4ptp4l0-21swapper/319:26:083
2847191600,4ptp4l0-21swapper/023:23:320
2847191590,4ptp4l0-21swapper/120:39:391
2847191580,4ptp4l0-21swapper/321:19:033
2847191580,4ptp4l0-21swapper/320:14:033
2847191580,3ptp4l0-21swapper/221:31:402
2847191580,3ptp4l0-21swapper/220:21:492
2847191580,3ptp4l0-21swapper/120:34:421
1573399582,5cyclictest0-21swapper/023:05:010
2847191570,4ptp4l0-21swapper/322:06:343
2847191570,4ptp4l0-21swapper/122:10:331
2847191570,4ptp4l0-21swapper/100:12:301
2847191570,4ptp4l0-21swapper/100:01:191
2847191570,4ptp4l0-21swapper/020:59:460
2847191570,3ptp4l0-21swapper/019:49:220
2847191570,3ptp4l0-21swapper/000:22:250
2847191560,4ptp4l0-21swapper/323:45:153
2847191560,4ptp4l0-21swapper/121:52:561
2847191560,4ptp4l0-21swapper/100:19:201
2847191560,3ptp4l0-21swapper/121:30:231
2847191560,3ptp4l0-21swapper/100:23:131
2847191560,3ptp4l0-21swapper/020:35:470
2847191560,14ptp4l14314-21grep19:05:190
15734995610,44cyclictest0-21swapper/121:11:591
2847191550,4ptp4l0-21swapper/320:34:323
2847191550,4ptp4l0-21swapper/319:38:453
2847191550,4ptp4l0-21swapper/300:35:093
2847191550,4ptp4l0-21swapper/123:44:301
2847191550,3ptp4l0-21swapper/121:36:231
2847191550,3ptp4l0-21swapper/120:28:531
2847191550,15ptp4l14459-21netstat19:05:221
2847191540,4ptp4l0-21swapper/319:43:213
2847191540,4ptp4l0-21swapper/122:30:081
2847191540,3ptp4l0-21swapper/021:36:250
2847191530,4ptp4l0-21swapper/323:31:183
2847191530,4ptp4l0-21swapper/322:23:273
2847191530,4ptp4l0-21swapper/022:41:360
2847191530,3ptp4l0-21swapper/122:56:031
2847191530,3ptp4l0-21swapper/119:21:301
15735995314,3cyclictest22140-21kworker/2:120:50:392
2847191510,4ptp4l0-21swapper/123:51:071
2847191510,4ptp4l0-21swapper/122:23:551
2847191500,9ptp4l0-21swapper/223:16:562
2847191500,4ptp4l0-21swapper/120:06:331
2847191500,3ptp4l0-21swapper/121:08:001
2847191490,9ptp4l0-21swapper/222:44:442
2847191490,4ptp4l0-21swapper/322:15:473
2847191490,4ptp4l0-21swapper/320:55:123
2847191490,4ptp4l0-21swapper/123:10:201
15736994915,6cyclictest41-21ksoftirqd/323:20:233
2847191480,4ptp4l0-21swapper/221:50:362
2847191480,4ptp4l0-21swapper/122:29:271
2847191480,4ptp4l0-21swapper/023:30:380
2847191480,3ptp4l0-21swapper/100:09:261
2847191470,4ptp4l1573499cyclictest21:40:531
2847191470,4ptp4l0-21swapper/121:55:331
2847191470,4ptp4l0-21swapper/120:55:481
2847191470,4ptp4l0-21swapper/119:59:321
2847191470,4ptp4l0-21swapper/021:43:110
2847191470,4ptp4l0-21swapper/000:29:410
2847191470,4ptp4l0-21swapper/000:04:280
2847191470,3ptp4l0-21swapper/223:20:502
2847191470,3ptp4l0-21swapper/022:26:470
2847191470,11ptp4l0-21swapper/120:45:151
2847191470,11ptp4l0-21swapper/120:45:151
2847191460,4ptp4l0-21swapper/123:15:501
2847191460,4ptp4l0-21swapper/123:02:391
2847191460,3ptp4l0-21swapper/022:39:430
2847191460,3ptp4l0-21swapper/021:47:080
2847191460,3ptp4l0-21swapper/021:04:490
2847191460,3ptp4l0-21swapper/020:19:480
2847191460,11ptp4l0-21swapper/219:39:232
2847191450,9ptp4l0-21swapper/322:57:173
2847191450,9ptp4l0-21swapper/322:51:443
2847191450,9ptp4l0-21swapper/319:34:393
2847191450,3ptp4l33-21ksoftirqd/220:35:112
2847191450,3ptp4l0-21swapper/021:25:340
2847191450,3ptp4l0-21swapper/000:05:340
2847191450,12ptp4l25-21ksoftirqd/123:55:081
2847191450,10ptp4l0-21swapper/323:29:273
2847191450,10ptp4l0-21swapper/322:43:083
15736994513,3cyclictest41-21ksoftirqd/319:50:013
2847191440,9ptp4l0-21swapper/323:57:443
2847191440,9ptp4l0-21swapper/300:18:373
2847191440,9ptp4l0-21swapper/223:48:582
2847191440,9ptp4l0-21swapper/220:58:362
2847191440,9ptp4l0-21swapper/219:59:272
2847191440,9ptp4l0-21swapper/200:04:462
2847191440,4ptp4l0-21swapper/019:24:030
2847191440,3ptp4l0-21swapper/023:05:390
2847191440,3ptp4l0-21swapper/019:56:460
2847191440,3ptp4l0-21swapper/019:38:120
2847191440,3ptp4l0-21swapper/000:32:090
2847191440,10ptp4l0-21swapper/321:35:473
2847191440,10ptp4l0-21swapper/320:25:383
2847191440,10ptp4l0-21swapper/221:39:332
15736994415,4cyclictest41-21ksoftirqd/322:30:163
2847191430,9ptp4l0-21swapper/323:14:213
2847191430,9ptp4l0-21swapper/300:11:383
2847191430,4ptp4l0-21swapper/123:10:001
2847191430,4ptp4l0-21swapper/122:05:091
2847191430,4ptp4l0-21swapper/119:37:531
2847191430,4ptp4l0-21swapper/019:32:580
2847191430,3ptp4l17278-21ls19:10:280
2847191430,3ptp4l0-21swapper/320:01:283
2847191430,3ptp4l0-21swapper/021:14:290
2847191430,10ptp4l0-21swapper/320:48:433
2847191430,10ptp4l0-21swapper/320:48:433
2847191430,10ptp4l0-21swapper/223:44:142
15736994314,6cyclictest41-21ksoftirqd/319:55:253
1573399430,3cyclictest20524-21mailstats23:15:260
2847191420,9ptp4l0-21swapper/321:42:263
2847191420,8ptp4l0-21swapper/200:18:252
2847191420,5ptp4l0-21swapper/119:50:331
2847191420,4ptp4l1902-21apt-get19:50:190
2847191420,4ptp4l0-21swapper/300:26:003
2847191420,4ptp4l0-21swapper/221:28:452
2847191420,4ptp4l0-21swapper/120:11:251
2847191420,3ptp4l19356-21apt-get00:38:270
2847191420,3ptp4l0-21swapper/000:11:360
15736994216,3cyclictest41-21ksoftirqd/300:01:233
15736994213,6cyclictest41-21ksoftirqd/323:04:183
15736994213,6cyclictest41-21ksoftirqd/319:20:283
15736994212,4cyclictest41-21ksoftirqd/320:07:023
2847191410,9ptp4l31117-21cron23:45:010
2847191410,9ptp4l0-21swapper/220:01:152
2847191410,8ptp4l33-21ksoftirqd/221:43:252
2847191410,5ptp4l22712-21irqstats20:40:211
2847191410,5ptp4l0-21swapper/200:30:162
2847191410,5ptp4l0-21swapper/023:10:140
2847191410,5ptp4l0-21swapper/021:15:190
2847191410,5ptp4l0-21swapper/019:40:220
2847191410,4ptp4l472-21meminfo19:45:201
2847191410,4ptp4l26748-21apt-get23:35:140
2847191410,4ptp4l17406-21apt-get00:35:152
2847191410,4ptp4l0-21swapper/319:17:513
2847191410,4ptp4l0-21swapper/223:55:292
2847191410,4ptp4l0-21swapper/219:43:302
2847191410,4ptp4l0-21swapper/219:30:242
2847191410,4ptp4l0-21swapper/123:33:581
2847191410,4ptp4l0-21swapper/123:26:261
2847191410,4ptp4l0-21swapper/100:26:051
2847191410,3ptp4l6526-21apt-get20:00:140
2847191410,3ptp4l25481-21hddtemp_smartct19:30:191
2847191410,3ptp4l23485-21apt-get22:00:110
2847191410,3ptp4l10283-21memory22:50:171
2847191410,3ptp4l0-21swapper/123:39:041
2847191410,3ptp4l0-21swapper/020:07:380
15736994114,4cyclictest41-21ksoftirqd/319:13:583
15736994114,3cyclictest41-21ksoftirqd/322:38:143
15736994113,6cyclictest41-21ksoftirqd/323:19:233
2847191400,9ptp4l0-21swapper/323:41:463
2847191400,5ptp4l0-21swapper/222:20:152
2847191400,5ptp4l0-21swapper/022:55:190
2847191400,5ptp4l0-21swapper/021:55:140
2847191400,4ptp4l8145-21/usr/sbin/munin21:20:121
2847191400,4ptp4l6857-21hddtemp_smartct22:40:161
2847191400,4ptp4l6853-21/usr/sbin/munin20:00:181
2847191400,4ptp4l6149-21df_inode21:15:141
2847191400,4ptp4l31940-21/usr/sbin/munin19:45:152
2847191400,4ptp4l0-21swapper/323:52:583
2847191400,4ptp4l0-21swapper/321:56:403
2847191400,4ptp4l0-21swapper/320:52:573
2847191400,4ptp4l0-21swapper/319:53:023
2847191400,4ptp4l0-21swapper/300:21:583
2847191400,4ptp4l0-21swapper/222:59:472
2847191400,4ptp4l0-21swapper/222:11:482
2847191400,4ptp4l0-21swapper/221:03:252
2847191400,4ptp4l0-21swapper/220:49:392
2847191400,4ptp4l0-21swapper/220:49:392
2847191400,4ptp4l0-21swapper/219:51:312
2847191400,4ptp4l0-21swapper/219:29:222
2847191400,4ptp4l0-21swapper/219:21:022
2847191400,4ptp4l0-21swapper/200:12:152
2847191400,4ptp4l0-21swapper/122:17:191
2847191400,4ptp4l0-21swapper/119:10:131
2847191400,4ptp4l0-21swapper/023:55:150
2847191400,4ptp4l0-21swapper/023:51:510
2847191400,4ptp4l0-21swapper/022:30:100
2847191400,4ptp4l0-21swapper/020:42:430
2847191400,4ptp4l0-21swapper/019:15:210
2847191400,4ptp4l0-21swapper/000:17:310
2847191400,3ptp4l9322-21apt-get22:50:080
2847191400,3ptp4l26706-21df_inode22:10:100
2847191400,3ptp4l23921-21hddtemp_smartct22:00:152
2847191400,3ptp4l23705-21memory19:25:220
2847191400,3ptp4l19123-21diskstats21:50:100
2847191400,3ptp4l13297-21python20:15:271
2847191400,3ptp4l0-21swapper/220:15:212
2847191400,3ptp4l0-21swapper/119:25:191
2847191400,2ptp4l6821-21mandb00:06:322
2847191400,2ptp4l18309-21kworker/1:022:00:441
1573699406,7cyclictest41-21ksoftirqd/322:10:203
15736994017,6cyclictest41-21ksoftirqd/300:30:233
15736994013,3cyclictest41-21ksoftirqd/321:09:123
1573699401,2cyclictest121rcu_preempt20:20:113
15736994011,4cyclictest41-21ksoftirqd/323:35:293
1573699400,2cyclictest121rcu_preempt20:40:223
1573399401,4cyclictest2847191ptp4l20:30:100
2847191390,6ptp4l25-21ksoftirqd/100:30:021
2847191390,5ptp4l13993-21cron20:20:003
2847191390,4ptp4l24283-21cut20:45:140
2847191390,4ptp4l24283-21cut20:45:140
2847191390,4ptp4l1150-21/usr/sbin/munin21:05:180
2847191390,4ptp4l0-21swapper/322:27:513
2847191390,4ptp4l0-21swapper/322:02:483
2847191390,4ptp4l0-21swapper/321:50:523
2847191390,4ptp4l0-21swapper/321:46:373
2847191390,4ptp4l0-21swapper/300:05:183
2847191390,4ptp4l0-21swapper/223:51:002
2847191390,4ptp4l0-21swapper/223:12:462
2847191390,4ptp4l0-21swapper/223:09:212
2847191390,4ptp4l0-21swapper/223:02:132
2847191390,4ptp4l0-21swapper/222:52:092
2847191390,4ptp4l0-21swapper/222:47:462
2847191390,4ptp4l0-21swapper/222:35:022
2847191390,4ptp4l0-21swapper/222:33:342
2847191390,4ptp4l0-21swapper/221:58:152
2847191390,4ptp4l0-21swapper/221:47:582
2847191390,4ptp4l0-21swapper/221:20:382
2847191390,4ptp4l0-21swapper/221:16:472
2847191390,4ptp4l0-21swapper/221:11:082
2847191390,4ptp4l0-21swapper/221:07:452
2847191390,4ptp4l0-21swapper/220:42:122
2847191390,4ptp4l0-21swapper/200:25:122
2847191390,4ptp4l0-21swapper/123:48:191
2847191390,4ptp4l0-21swapper/123:20:181
2847191390,4ptp4l0-21swapper/121:00:371
2847191390,4ptp4l0-21swapper/119:42:431
2847191390,4ptp4l0-21swapper/100:37:441
2847191390,4ptp4l0-21swapper/022:15:110
2847191390,4ptp4l0-21swapper/021:31:420
2847191390,4ptp4l0-21swapper/021:24:480
2847191390,4ptp4l0-21swapper/020:23:050
2847191390,4ptp4l0-21swapper/020:10:200
2847191390,2ptp4l1778-21gnome-shell22:15:582
15736993913,4cyclictest41-21ksoftirqd/323:05:533
2847191380,4ptp4l0-21swapper/223:25:182
2847191380,4ptp4l0-21swapper/220:13:072
2847191380,4ptp4l0-21swapper/220:05:392
2847191380,4ptp4l0-21swapper/219:16:022
2847191380,4ptp4l0-21swapper/219:14:352
2847191380,4ptp4l0-21swapper/200:23:162
2847191380,4ptp4l0-21swapper/122:45:051
2847191380,4ptp4l0-21swapper/121:46:091
2847191380,4ptp4l0-21swapper/120:50:351
2847191380,4ptp4l0-21swapper/120:21:151
2847191380,4ptp4l0-21swapper/023:45:110
2847191380,4ptp4l0-21swapper/023:27:000
2847191380,4ptp4l0-21swapper/022:48:490
2847191380,4ptp4l0-21swapper/022:20:140
2847191380,4ptp4l0-21swapper/022:06:080
2847191380,4ptp4l0-21swapper/020:28:060
2847191380,3ptp4l0-21swapper/223:34:292
2847191380,3ptp4l0-21swapper/222:27:512
2847191370,4ptp4l26940-21cpuspeed_turbos23:35:162
2847191370,4ptp4l0-21swapper/222:09:592
2847191370,4ptp4l0-21swapper/220:28:302
2847191370,3ptp4l0-21swapper/220:32:242
41798250,15rtkit-daemon0-21swapper/319:07:293
148382195,8sleep20-21swapper/219:05:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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