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2025-10-30 - 14:23
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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 Oct 30, 2025 00:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2096621790,5sleep11960499cyclictest22:40:001
97462780,5sleep31960699cyclictest22:15:193
99932670,4sleep10-21swapper/121:05:201
2847191650,19ptp4l0-21swapper/321:55:233
2847191630,26ptp4l0-21swapper/222:18:012
2847191620,5ptp4l0-21swapper/222:30:302
2847191610,4ptp4l0-21swapper/323:25:273
2847191610,4ptp4l0-21swapper/223:49:252
2847191600,4ptp4l0-21swapper/219:10:342
2847191600,4ptp4l0-21swapper/022:35:140
2847191600,3ptp4l0-21swapper/320:45:533
2847191590,4ptp4l29604-21tune2fs19:30:173
2847191590,4ptp4l0-21swapper/122:05:211
2847191580,4ptp4l0-21swapper/319:58:013
2847191580,4ptp4l0-21swapper/120:50:531
2847191580,4ptp4l0-21swapper/100:34:401
2847191580,3ptp4l22236-21meminfo23:50:243
2847191580,3ptp4l0-21swapper/323:00:223
2847191580,3ptp4l0-21swapper/221:52:452
2847191580,3ptp4l0-21swapper/220:32:532
2847191570,4ptp4l0-21swapper/023:00:280
2847191570,3ptp4l0-21swapper/200:03:412
2847191560,4ptp4l0-21swapper/219:55:272
2847191560,4ptp4l0-21swapper/219:20:332
2847191560,4ptp4l0-21swapper/000:35:130
2847191560,3ptp4l0-21swapper/219:37:302
2847191560,3ptp4l0-21swapper/122:42:501
2847191560,3ptp4l0-21swapper/119:42:341
2847191560,15ptp4l0-21swapper/021:52:470
2847191550,4ptp4l0-21swapper/223:08:372
2847191550,3ptp4l0-21swapper/220:51:472
2847191540,5ptp4l0-21swapper/220:47:552
2847191540,4ptp4l0-21swapper/319:50:213
2847191540,4ptp4l0-21swapper/319:15:533
2847191540,3ptp4l0-21swapper/221:23:052
2847191540,3ptp4l0-21swapper/220:28:362
2847191540,3ptp4l0-21swapper/119:06:211
2847191540,12ptp4l0-21swapper/322:26:403
2847191530,4ptp4l0-21swapper/319:47:133
2847191530,4ptp4l0-21swapper/300:21:093
2847191530,4ptp4l0-21swapper/221:31:522
2847191530,4ptp4l0-21swapper/022:43:380
2847191530,3ptp4l0-21swapper/222:39:532
2847191520,4ptp4l0-21swapper/323:32:463
2847191520,4ptp4l0-21swapper/219:49:092
2847191520,4ptp4l0-21swapper/219:40:072
2847191520,3ptp4l0-21swapper/323:45:423
2847191520,3ptp4l0-21swapper/221:42:452
2847191510,4ptp4l0-21swapper/322:43:523
2847191510,4ptp4l0-21swapper/322:36:283
2847191510,4ptp4l0-21swapper/321:21:233
2847191510,4ptp4l0-21swapper/320:09:053
2847191510,4ptp4l0-21swapper/320:04:193
2847191510,4ptp4l0-21swapper/300:35:483
2847191510,4ptp4l0-21swapper/223:27:592
2847191510,4ptp4l0-21swapper/223:12:252
2847191510,4ptp4l0-21swapper/222:54:352
2847191510,4ptp4l0-21swapper/222:45:592
2847191510,4ptp4l0-21swapper/200:38:222
2847191510,4ptp4l0-21swapper/200:25:412
2847191510,3ptp4l0-21swapper/223:51:402
59352500,3sleep00-21swapper/019:50:010
2847191500,4ptp4l0-21swapper/323:10:033
2847191500,4ptp4l0-21swapper/322:02:383
2847191500,4ptp4l0-21swapper/321:18:543
2847191500,4ptp4l0-21swapper/320:41:343
2847191500,4ptp4l0-21swapper/319:23:013
2847191500,4ptp4l0-21swapper/220:01:532
2847191500,3ptp4l121rcu_preempt19:40:143
2847191500,3ptp4l0-21swapper/219:27:132
2847191490,9ptp4l7016-21apt-get22:10:132
2847191490,4ptp4l0-21swapper/223:03:312
2847191490,3ptp4l0-21swapper/321:04:163
2847191490,3ptp4l0-21swapper/221:11:292
2847191490,3ptp4l0-21swapper/220:23:402
2847191490,3ptp4l0-21swapper/220:13:532
2847191480,3ptp4l0-21swapper/321:36:133
2847191480,3ptp4l0-21swapper/321:36:133
2847191480,3ptp4l0-21swapper/222:29:172
2847191480,2ptp4l0-21swapper/223:17:442
2847191480,12ptp4l21805-21latency_hist19:15:003
2847191470,5ptp4l20222-21apt-get20:20:153
2847191470,4ptp4l0-21swapper/320:15:023
2847191460,5ptp4l28449-21apt-get00:05:183
2847191460,4ptp4l0-21swapper/300:15:223
2847191460,4ptp4l0-21swapper/220:16:112
2847191460,3ptp4l0-21swapper/223:34:392
2847191460,3ptp4l0-21swapper/220:42:362
2847191460,10ptp4l0-21swapper/019:54:010
2847191450,6ptp4l19348-21ls19:10:000
2847191450,4ptp4l7061-21ls00:25:280
2847191450,4ptp4l30100-21apt-get21:50:133
2847191450,3ptp4l0-21swapper/323:35:123
2847191450,3ptp4l0-21swapper/200:30:012
2847191450,11ptp4l0-21swapper/119:23:051
2847191440,5ptp4l4337-21apt-get20:55:122
2847191440,5ptp4l0-21swapper/020:50:020
2847191440,4ptp4l31862-21irqstats00:10:200
2847191440,4ptp4l31862-21irqstats00:10:200
2847191440,4ptp4l23589-21apt-get23:55:152
2847191440,4ptp4l0-21swapper/021:00:260
2847191440,3ptp4l0-21swapper/322:50:383
2847191440,3ptp4l0-21swapper/219:34:372
2847191440,3ptp4l0-21swapper/120:56:351
2847191440,11ptp4l0-21swapper/222:21:112
2847191430,6ptp4l15046-21/usr/sbin/munin22:25:200
2847191430,5ptp4l11379-21hddtemp_smartct20:00:170
2847191430,5ptp4l0-21swapper/020:55:280
2847191430,5ptp4l0-21swapper/020:40:130
2847191430,4ptp4l31009-21apt-get00:10:143
2847191430,4ptp4l31009-21apt-get00:10:143
2847191430,4ptp4l26349-21ls20:30:290
2847191430,4ptp4l25422-21apt-get21:40:113
2847191430,4ptp4l23091-21apt-get21:35:092
2847191430,4ptp4l23091-21apt-get21:35:092
2847191430,4ptp4l0-21swapper/222:05:112
2847191430,3ptp4l911-21apt-get00:15:122
2847191430,3ptp4l3325-21apt-get00:20:152
2847191430,3ptp4l27346-21ls00:00:273
2847191430,10ptp4l0-21swapper/323:08:543
2847191430,10ptp4l0-21swapper/221:19:142
2847191420,9ptp4l0-21swapper/000:08:180
2847191420,5ptp4l18850-21fschecks_time21:25:163
2847191420,5ptp4l10834-21sed22:15:300
2847191420,5ptp4l0-21swapper/323:55:153
2847191420,5ptp4l0-21swapper/300:30:133
2847191420,5ptp4l0-21swapper/022:45:180
2847191420,5ptp4l0-21swapper/022:22:000
2847191420,5ptp4l0-21swapper/022:00:160
2847191420,4ptp4l22847-21diskstats20:25:151
2847191420,4ptp4l2113-21users23:05:290
2847191420,4ptp4l1932-21meminfo00:15:211
2847191420,4ptp4l14723-21fschecks_time23:35:130
2847191420,4ptp4l13256-21apt-get20:05:132
2847191420,4ptp4l0-21swapper/322:05:103
2847191420,4ptp4l0-21swapper/300:28:013
2847191420,4ptp4l0-21swapper/223:21:322
2847191420,4ptp4l0-21swapper/023:45:150
2847191420,4ptp4l0-21swapper/021:42:340
2847191420,4ptp4l0-21swapper/020:26:360
2847191420,4ptp4l0-21swapper/020:15:150
2847191420,4ptp4l0-21swapper/019:40:310
2847191420,4ptp4l0-21swapper/019:16:110
2847191420,3ptp4l27152-21apt-get20:35:152
2847191420,3ptp4l12238-21ls21:10:193
2847191420,3ptp4l10655-21memory23:25:210
2847191410,5ptp4l21362-21df22:40:142
2847191410,5ptp4l14939-21mailstats21:15:250
2847191410,5ptp4l0-21swapper/123:50:191
2847191410,5ptp4l0-21swapper/023:57:530
2847191410,5ptp4l0-21swapper/023:20:300
2847191410,5ptp4l0-21swapper/020:23:190
2847191410,4ptp4l5282-21df_abs23:15:151
2847191410,4ptp4l32081-21df_abs20:45:151
2847191410,4ptp4l29976-21hddtemp_smartct20:40:151
2847191410,4ptp4l28110-21meminfo20:35:233
2847191410,4ptp4l16646-21apt-get23:40:132
2847191410,4ptp4l16646-21apt-get23:40:132
2847191410,4ptp4l10651-21meminfo23:25:201
2847191410,4ptp4l0-21swapper/321:09:193
2847191410,4ptp4l0-21swapper/320:25:233
2847191410,4ptp4l0-21swapper/222:02:252
2847191410,4ptp4l0-21swapper/200:05:292
2847191410,4ptp4l0-21swapper/119:15:281
2847191410,4ptp4l0-21swapper/021:38:560
2847191410,4ptp4l0-21swapper/021:38:560
2847191410,4ptp4l0-21swapper/021:26:130
2847191410,4ptp4l0-21swapper/020:48:090
2847191410,4ptp4l0-21swapper/020:35:210
2847191410,4ptp4l0-21swapper/020:07:060
2847191410,4ptp4l0-21swapper/019:57:440
2847191410,4ptp4l0-21swapper/019:36:030
2847191410,4ptp4l0-21swapper/019:30:070
2847191410,4ptp4l0-21swapper/019:25:110
2847191410,4ptp4l0-21swapper/019:20:200
2847191410,4ptp4l0-21swapper/019:12:500
2847191410,4ptp4l0-21swapper/000:15:550
2847191410,3ptp4l6592-21memory00:25:231
2847191410,3ptp4l27947-21df21:45:160
2847191410,3ptp4l2024-21apt-get20:50:153
2847191410,3ptp4l18324-21users23:40:291
2847191410,3ptp4l18324-21users23:40:291
2847191410,3ptp4l12250-21memory21:10:200
2847191410,3ptp4l0-21swapper/322:23:423
2847191410,3ptp4l0-21swapper/219:53:262
2847191400,5ptp4l0-21swapper/221:55:172
2847191400,5ptp4l0-21swapper/120:37:071
2847191400,4ptp4l41-21ksoftirqd/322:45:153
2847191400,4ptp4l0-21swapper/323:41:253
2847191400,4ptp4l0-21swapper/323:41:253
2847191400,4ptp4l0-21swapper/323:15:133
2847191400,4ptp4l0-21swapper/322:55:243
2847191400,4ptp4l0-21swapper/322:33:363
2847191400,4ptp4l0-21swapper/322:10:543
2847191400,4ptp4l0-21swapper/320:58:353
2847191400,4ptp4l0-21swapper/320:13:233
2847191400,4ptp4l0-21swapper/319:36:293
2847191400,4ptp4l0-21swapper/319:25:553
2847191400,4ptp4l0-21swapper/222:57:092
2847191400,4ptp4l0-21swapper/221:25:352
2847191400,4ptp4l0-21swapper/221:04:332
2847191400,4ptp4l0-21swapper/219:15:252
2847191400,4ptp4l0-21swapper/123:58:231
2847191400,4ptp4l0-21swapper/123:45:111
2847191400,4ptp4l0-21swapper/123:35:151
2847191400,4ptp4l0-21swapper/121:16:031
2847191400,4ptp4l0-21swapper/120:14:571
2847191400,4ptp4l0-21swapper/120:01:251
2847191400,4ptp4l0-21swapper/119:12:541
2847191400,4ptp4l0-21swapper/100:35:031
2847191400,4ptp4l0-21swapper/023:53:190
2847191400,4ptp4l0-21swapper/023:41:180
2847191400,4ptp4l0-21swapper/023:41:180
2847191400,4ptp4l0-21swapper/023:30:550
2847191400,4ptp4l0-21swapper/023:18:410
2847191400,4ptp4l0-21swapper/023:13:350
2847191400,4ptp4l0-21swapper/022:50:000
2847191400,4ptp4l0-21swapper/022:05:390
2847191400,4ptp4l0-21swapper/021:30:170
2847191400,4ptp4l0-21swapper/021:22:080
2847191400,4ptp4l0-21swapper/021:07:250
2847191400,4ptp4l0-21swapper/020:13:560
2847191400,4ptp4l0-21swapper/000:20:050
2847191400,3ptp4l9941-21meminfo21:05:192
2847191400,3ptp4l8968-21ls00:30:220
2847191400,3ptp4l27735-21apt-get21:45:143
2847191400,3ptp4l24219-21ntp_states21:35:201
2847191400,3ptp4l24219-21ntp_states21:35:201
2847191400,3ptp4l21360-21iostat_ios21:30:181
2847191400,3ptp4l0-21swapper/123:34:561
2847191400,3ptp4l0-21swapper/122:53:501
2847191390,5ptp4l0-21swapper/119:30:011
2847191390,5ptp4l0-21swapper/022:11:070
2847191390,4ptp4l7493-21grep23:20:153
2847191390,4ptp4l16103-21expr21:20:191
2847191390,4ptp4l0-21swapper/321:30:213
2847191390,4ptp4l0-21swapper/223:35:182
2847191390,4ptp4l0-21swapper/200:10:282
2847191390,4ptp4l0-21swapper/200:10:282
2847191390,4ptp4l0-21swapper/123:20:131
2847191390,4ptp4l0-21swapper/123:06:041
2847191390,4ptp4l0-21swapper/122:25:141
2847191390,4ptp4l0-21swapper/122:11:591
2847191390,4ptp4l0-21swapper/122:02:501
2847191390,4ptp4l0-21swapper/120:20:471
2847191390,4ptp4l0-21swapper/119:50:261
2847191390,4ptp4l0-21swapper/119:47:371
2847191390,4ptp4l0-21swapper/119:36:401
2847191390,4ptp4l0-21swapper/022:55:270
2847191390,4ptp4l0-21swapper/022:33:010
2847191390,4ptp4l0-21swapper/021:55:380
2847191390,4ptp4l0-21swapper/000:04:240
2847191390,3ptp4l0-21swapper/320:30:173
2847191390,3ptp4l0-21swapper/221:46:242
2847191390,3ptp4l0-21swapper/122:18:061
2847191390,3ptp4l0-21swapper/119:26:301
19604993911,27cyclictest0-21swapper/121:27:201
2847191380,4ptp4l0-21swapper/123:04:151
2847191380,4ptp4l0-21swapper/122:33:311
2847191380,4ptp4l0-21swapper/121:51:151
2847191380,4ptp4l0-21swapper/121:02:171
2847191380,4ptp4l0-21swapper/100:08:251
2847191380,3ptp4l0-21swapper/123:10:581
2847191380,3ptp4l0-21swapper/122:46:561
2847191380,3ptp4l0-21swapper/122:22:231
2847191380,3ptp4l0-21swapper/121:58:401
2847191380,3ptp4l0-21swapper/121:45:251
2847191380,3ptp4l0-21swapper/121:12:081
2847191380,3ptp4l0-21swapper/120:33:301
2847191380,3ptp4l0-21swapper/120:08:071
2847191380,3ptp4l0-21swapper/100:00:491
2847191370,3ptp4l0-21swapper/122:56:181
2847191370,3ptp4l0-21swapper/120:16:531
2847191370,3ptp4l0-21swapper/119:57:531
2847191350,4ptp4l0-21swapper/100:23:581
2847191350,3ptp4l0-21swapper/100:10:251
2847191350,3ptp4l0-21swapper/100:10:251
1960499328,3cyclictest27489-21latency_hist21:45:001
41798290,5rtkit-daemon0-21swapper/319:07:013
172512213,10sleep20-21swapper/219:05:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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