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2025-09-18 - 17:43
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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 Thu Sep 18, 2025 12:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2847191670,3ptp4l0-21swapper/010:42:260
2847191650,4ptp4l1987-21chrt09:30:371
2847191630,4ptp4l5155-21ls11:55:291
2847191620,3ptp4l23672-21grep10:20:010
2847191620,19ptp4l26030-21/usr/sbin/munin10:25:180
2847191610,4ptp4l0-21swapper/110:05:171
2847191610,3ptp4l11310-21diskstats07:35:140
2847191610,18ptp4l0-21swapper/309:20:223
2847191610,18ptp4l0-21swapper/007:05:180
2847191600,4ptp4l0-21swapper/211:37:132
2847191590,6ptp4l0-21swapper/107:06:271
2847191590,5ptp4l0-21swapper/009:35:250
2847191590,4ptp4l0-21swapper/010:50:100
2847191590,3ptp4l23361-21apt-get09:10:121
2847191580,4ptp4l0-21swapper/110:03:011
2847191580,3ptp4l0-21swapper/109:50:251
2847191580,3ptp4l0-21swapper/109:50:251
2847191580,3ptp4l0-21swapper/108:10:001
2847191580,3ptp4l0-21swapper/011:43:490
2847191580,18ptp4l0-21swapper/207:51:272
2847191570,4ptp4l0-21swapper/310:47:533
2847191570,4ptp4l0-21swapper/308:50:233
2847191570,4ptp4l0-21swapper/209:03:042
2847191570,4ptp4l0-21swapper/107:10:151
2847191570,3ptp4l0-21swapper/111:02:471
2847191560,4ptp4l12973-21chrt08:45:251
2847191560,4ptp4l0-21swapper/009:42:570
2847191560,3ptp4l0-21swapper/209:30:252
2847191560,3ptp4l0-21swapper/112:15:181
2847191560,3ptp4l0-21swapper/011:15:220
2847191560,3ptp4l0-21swapper/010:20:330
2847191560,3ptp4l0-21swapper/008:40:230
2847191550,4ptp4l0-21swapper/310:40:213
2847191550,4ptp4l0-21swapper/307:34:013
2847191550,4ptp4l0-21swapper/209:25:212
2847191550,4ptp4l0-21swapper/109:05:131
2847191550,4ptp4l0-21swapper/011:10:500
2847191550,4ptp4l0-21swapper/008:25:210
2847191550,4ptp4l0-21swapper/008:00:300
2847191540,4ptp4l0-21swapper/212:34:392
2847191540,3ptp4l0-21swapper/212:38:392
2847191540,3ptp4l0-21swapper/012:26:290
2847191540,3ptp4l0-21swapper/012:13:430
2847191540,3ptp4l0-21swapper/010:08:060
2847191540,3ptp4l0-21swapper/009:50:220
2847191540,3ptp4l0-21swapper/009:50:220
2847191530,4ptp4l0-21swapper/208:47:592
2847191530,3ptp4l0-21swapper/112:06:041
2847191530,3ptp4l0-21swapper/012:24:540
2847191530,3ptp4l0-21swapper/011:56:530
2847191520,4ptp4l0-21swapper/012:36:370
2847191520,4ptp4l0-21swapper/010:14:470
2847191520,3ptp4l0-21swapper/010:55:200
2847191520,3ptp4l0-21swapper/010:45:180
2847191520,3ptp4l0-21swapper/009:16:300
2847191510,4ptp4l0-21swapper/211:43:132
2847191510,4ptp4l0-21swapper/109:46:541
2847191510,4ptp4l0-21swapper/012:19:010
2847191510,4ptp4l0-21swapper/010:38:330
2847191510,4ptp4l0-21swapper/009:57:320
2847191510,4ptp4l0-21swapper/008:10:250
2847191510,3ptp4l0-21swapper/111:33:251
2847191510,3ptp4l0-21swapper/108:35:361
2847191510,3ptp4l0-21swapper/008:15:250
2847191500,5ptp4l0-21swapper/207:55:062
2847191500,4ptp4l0-21swapper/210:30:292
2847191500,4ptp4l0-21swapper/012:04:460
2847191490,4ptp4l0-21swapper/207:27:102
2847191490,4ptp4l0-21swapper/011:09:020
2847191480,4ptp4l0-21swapper/208:52:372
2847191480,4ptp4l0-21swapper/008:30:330
2847191480,3ptp4l0-21swapper/212:17:262
2847191480,2ptp4l0-21swapper/110:49:151
2847191460,4ptp4l0-21swapper/008:45:090
2847191460,3ptp4l0-21swapper/111:54:141
2847191460,3ptp4l0-21swapper/011:50:200
2847191460,3ptp4l0-21swapper/007:29:590
2847191460,11ptp4l0-21swapper/212:10:172
2847191450,6ptp4l0-21swapper/307:55:313
2847191440,6ptp4l2896-21kworker/0:208:05:210
2847191440,6ptp4l0-21swapper/207:15:122
2847191440,5ptp4l0-21swapper/310:30:133
2847191440,4ptp4l5547-21apt-get10:50:111
2847191440,4ptp4l13322-21apt-get07:40:113
2847191440,4ptp4l0-21swapper/307:45:223
2847191440,4ptp4l0-21swapper/108:51:161
2847191440,3ptp4l9653-21ls12:05:292
2847191440,3ptp4l0-21swapper/011:01:270
2847191440,3ptp4l0-21swapper/009:09:530
2847191440,3ptp4l0-21swapper/008:21:590
2847191440,10ptp4l0-21swapper/112:12:261
2847191430,6ptp4l28680-21dpkg11:40:001
2847191430,5ptp4l0-21swapper/307:20:133
2847191430,4ptp4l4831-21apt-get08:30:122
2847191430,4ptp4l29879-21ls11:40:201
2847191430,4ptp4l18734-21apt-get09:00:113
2847191430,4ptp4l0-21swapper/112:37:291
2847191430,3ptp4l0-21swapper/208:37:382
2847191430,2ptp4l121rcu_preempt11:45:353
2847191430,12ptp4l0-21swapper/309:15:143
2847191430,10ptp4l0-21swapper/212:01:322
2847191420,5ptp4l0-21swapper/209:05:142
2847191420,4ptp4l8824-21memory10:55:251
2847191420,4ptp4l3146299cyclictest11:45:042
2847191420,4ptp4l27002-21meminfo10:25:211
2847191420,4ptp4l2604-21apt-get09:35:142
2847191420,4ptp4l13164-21ls09:55:221
2847191420,4ptp4l12134-21apt-get09:55:132
2847191420,4ptp4l0-21swapper/312:10:183
2847191420,3ptp4l28960-21ls09:20:191
2847191420,3ptp4l20004-21apt-get12:30:121
2847191420,3ptp4l14810-21apt-get11:10:133
2847191420,3ptp4l0-21swapper/209:40:082
2847191420,10ptp4l0-21swapper/008:35:310
2847191410,7ptp4l0-21swapper/007:33:530
2847191410,5ptp4l0-21swapper/311:55:233
2847191410,5ptp4l0-21swapper/309:10:223
2847191410,5ptp4l0-21swapper/210:35:202
2847191410,5ptp4l0-21swapper/209:20:122
2847191410,5ptp4l0-21swapper/207:35:132
2847191410,5ptp4l0-21swapper/112:25:221
2847191410,4ptp4l7873-21iostat09:45:150
2847191410,4ptp4l28674-21df_inode10:30:150
2847191410,4ptp4l19764-21df_inode11:20:150
2847191410,4ptp4l14680-21iostat_ios08:50:190
2847191410,4ptp4l0-21swapper/312:36:063
2847191410,4ptp4l0-21swapper/307:50:153
2847191410,3ptp4l6172-21apt-get07:25:163
2847191410,3ptp4l571-21apt-get10:40:122
2847191410,3ptp4l30317-21iostat_ios08:15:181
2847191410,3ptp4l25114-21apt-get08:05:142
2847191410,3ptp4l21111-21irqstats07:55:220
2847191410,2ptp4l0-21swapper/009:20:310
2847191400,5ptp4l7789-21sed07:25:321
2847191400,5ptp4l0-21swapper/309:30:143
2847191400,5ptp4l0-21swapper/309:26:023
2847191400,5ptp4l0-21swapper/110:35:291
2847191400,5ptp4l0-21swapper/110:20:161
2847191400,4ptp4l9-21ksoftirqd/009:00:190
2847191400,4ptp4l41-21ksoftirqd/309:45:263
2847191400,4ptp4l32354-21irqstats07:10:190
2847191400,4ptp4l23756-21meminfo08:00:213
2847191400,4ptp4l21754-21/usr/sbin/munin11:25:292
2847191400,4ptp4l1778-21gnome-shell11:40:583
2847191400,4ptp4l0-21swapper/312:20:163
2847191400,4ptp4l0-21swapper/312:15:233
2847191400,4ptp4l0-21swapper/311:35:043
2847191400,4ptp4l0-21swapper/311:29:463
2847191400,4ptp4l0-21swapper/310:06:473
2847191400,4ptp4l0-21swapper/211:55:252
2847191400,4ptp4l0-21swapper/208:00:142
2847191400,4ptp4l0-21swapper/207:44:112
2847191400,4ptp4l0-21swapper/207:11:192
2847191400,4ptp4l0-21swapper/111:20:431
2847191400,4ptp4l0-21swapper/110:31:061
2847191400,4ptp4l0-21swapper/109:40:361
2847191400,4ptp4l0-21swapper/109:39:471
2847191400,4ptp4l0-21swapper/108:44:491
2847191400,4ptp4l0-21swapper/108:34:381
2847191400,4ptp4l0-21swapper/108:25:171
2847191400,4ptp4l0-21swapper/108:25:011
2847191400,4ptp4l0-21swapper/107:35:151
2847191400,4ptp4l0-21swapper/107:30:281
2847191400,4ptp4l0-21swapper/012:05:190
2847191400,4ptp4l0-21swapper/011:36:090
2847191400,4ptp4l0-21swapper/011:29:440
2847191400,4ptp4l0-21swapper/008:56:210
2847191400,4ptp4l0-21swapper/007:24:380
2847191400,3ptp4l21399-21apt-get10:15:131
2847191400,3ptp4l20571-21diskstats07:55:191
2847191400,3ptp4l0-21swapper/311:30:153
2847191400,3ptp4l0-21swapper/307:18:173
2847191390,5ptp4l3146299cyclictest12:28:352
2847191390,5ptp4l0-21swapper/208:55:132
2847191390,5ptp4l0-21swapper/112:01:091
2847191390,5ptp4l0-21swapper/109:15:181
2847191390,4ptp4l437-21sed07:10:263
2847191390,4ptp4l19458-21fschecks_count10:10:142
2847191390,4ptp4l0-21swapper/312:31:023
2847191390,4ptp4l0-21swapper/312:25:203
2847191390,4ptp4l0-21swapper/312:01:123
2847191390,4ptp4l0-21swapper/311:20:173
2847191390,4ptp4l0-21swapper/310:55:403
2847191390,4ptp4l0-21swapper/310:54:483
2847191390,4ptp4l0-21swapper/310:10:213
2847191390,4ptp4l0-21swapper/309:57:403
2847191390,4ptp4l0-21swapper/309:52:313
2847191390,4ptp4l0-21swapper/309:52:313
2847191390,4ptp4l0-21swapper/309:40:273
2847191390,4ptp4l0-21swapper/309:39:143
2847191390,4ptp4l0-21swapper/309:09:333
2847191390,4ptp4l0-21swapper/308:55:253
2847191390,4ptp4l0-21swapper/308:40:213
2847191390,4ptp4l0-21swapper/308:35:153
2847191390,4ptp4l0-21swapper/308:24:573
2847191390,4ptp4l0-21swapper/307:37:193
2847191390,4ptp4l0-21swapper/212:20:262
2847191390,4ptp4l0-21swapper/211:50:262
2847191390,4ptp4l0-21swapper/211:02:062
2847191390,4ptp4l0-21swapper/210:48:542
2847191390,4ptp4l0-21swapper/210:27:272
2847191390,4ptp4l0-21swapper/209:15:232
2847191390,4ptp4l0-21swapper/209:10:272
2847191390,4ptp4l0-21swapper/207:23:372
2847191390,4ptp4l0-21swapper/112:21:251
2847191390,4ptp4l0-21swapper/111:45:051
2847191390,4ptp4l0-21swapper/111:29:081
2847191390,4ptp4l0-21swapper/111:11:431
2847191390,4ptp4l0-21swapper/111:09:281
2847191390,4ptp4l0-21swapper/110:40:161
2847191390,4ptp4l0-21swapper/109:25:241
2847191390,4ptp4l0-21swapper/109:02:111
2847191390,4ptp4l0-21swapper/108:56:281
2847191390,4ptp4l0-21swapper/108:10:291
2847191390,4ptp4l0-21swapper/108:00:121
2847191390,4ptp4l0-21swapper/107:51:131
2847191390,4ptp4l0-21swapper/107:45:121
2847191390,4ptp4l0-21swapper/107:40:131
2847191390,4ptp4l0-21swapper/107:21:541
2847191390,4ptp4l0-21swapper/107:15:051
2847191390,4ptp4l0-21swapper/011:30:240
2847191390,4ptp4l0-21swapper/010:00:180
2847191390,4ptp4l0-21swapper/009:31:550
2847191390,4ptp4l0-21swapper/009:25:250
2847191390,4ptp4l0-21swapper/007:50:450
2847191390,4ptp4l0-21swapper/007:47:420
2847191390,3ptp4l24215-21irqstats09:10:190
2847191390,3ptp4l20662-21ls10:10:251
2847191390,3ptp4l20004-21apt-get12:30:100
2847191390,3ptp4l18631-21ls11:15:281
2847191390,3ptp4l0-21swapper/310:35:123
2847191390,3ptp4l0-21swapper/211:24:402
2847191390,3ptp4l0-21swapper/011:45:180
2847191380,4ptp4l0-21swapper/311:07:373
2847191380,4ptp4l0-21swapper/308:49:363
2847191380,4ptp4l0-21swapper/308:30:143
2847191380,4ptp4l0-21swapper/308:28:073
2847191380,4ptp4l0-21swapper/308:05:023
2847191380,4ptp4l0-21swapper/211:30:152
2847191380,4ptp4l0-21swapper/211:19:482
2847191380,4ptp4l0-21swapper/210:24:492
2847191380,4ptp4l0-21swapper/210:18:052
2847191380,4ptp4l0-21swapper/209:46:292
2847191380,4ptp4l0-21swapper/208:27:312
2847191380,4ptp4l0-21swapper/208:20:592
2847191380,4ptp4l0-21swapper/007:40:160
2847191380,4ptp4l0-21swapper/007:16:580
2847191380,3ptp4l9809-21/usr/sbin/munin09:50:182
2847191380,3ptp4l9809-21/usr/sbin/munin09:50:182
2847191380,3ptp4l0-21swapper/312:07:353
2847191380,3ptp4l0-21swapper/311:02:083
2847191380,3ptp4l0-21swapper/310:21:403
2847191380,3ptp4l0-21swapper/210:52:392
2847191380,3ptp4l0-21swapper/210:04:472
2847191370,4ptp4l0-21swapper/311:19:343
2847191370,4ptp4l0-21swapper/310:18:003
2847191370,4ptp4l0-21swapper/308:13:013
2847191370,4ptp4l0-21swapper/211:10:142
2847191370,3ptp4l0-21swapper/311:50:263
2847191370,3ptp4l0-21swapper/310:00:293
2847191370,3ptp4l0-21swapper/211:05:472
2847191370,3ptp4l0-21swapper/210:06:332
2847191370,3ptp4l0-21swapper/208:41:372
2847191370,3ptp4l0-21swapper/208:18:432
2847191370,3ptp4l0-21swapper/207:48:012
2847191370,3ptp4l0-21swapper/207:30:262
2847191360,4ptp4l0-21swapper/310:27:193
2847191360,4ptp4l0-21swapper/210:55:422
2847191360,3ptp4l0-21swapper/308:15:113
308542336,17sleep31778-21gnome-shell07:05:593
2847191330,3ptp4l0-21swapper/208:11:152
291062264,13sleep229123-21apt-get07:05:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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