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2024-02-27 - 05:52
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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 Tue Feb 27, 2024 00:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1176911760,65ptp4l0-21swapper/119:07:331
1176911700,13ptp4l216-21systemd-journal19:09:130
605721540,9sleep33075099cyclictest22:50:343
1190721140,27sleep13074899cyclictest19:35:401
1176911120,8ptp4l0-21swapper/219:09:292
1176911100,14ptp4l0-21swapper/319:08:183
133372850,2sleep30-21swapper/321:57:573
117691770,20ptp4l567-21gmain20:41:092
117691730,2ptp4l0-21swapper/223:07:122
117691720,2ptp4l0-21swapper/223:50:212
77742710,8sleep13074899cyclictest20:35:391
117691710,23ptp4l1159-21snmpd21:05:323
117691710,1ptp4l0-21swapper/200:35:062
117691700,26ptp4l1185-21lldpd21:45:582
255322690,6sleep1241ktimersoftd/120:05:391
117691680,6ptp4l4815-21rs:main3
117691680,15ptp4l0-21swapper/320:15:403
117691670,4ptp4l1185-21lldpd23:17:462
117691670,2ptp4l0-21swapper/219:35:192
117691660,3ptp4l216-21systemd-journal19:13:563
117691660,2ptp4l0-21swapper/022:17:500
117691660,19ptp4l9636-21gzip00:06:302
117691650,6ptp4l1185-21lldpd19:26:183
117691650,5ptp4l1185-21lldpd00:02:012
117691650,4ptp4l1185-21lldpd22:33:092
117691650,4ptp4l1185-21lldpd00:30:332
117791640,40getstats1185-21lldpd23:21:310
117691640,4ptp4l1185-21lldpd20:13:232
117691640,2ptp4l0-21swapper/223:31:532
117691640,2ptp4l0-21swapper/222:54:012
117691640,2ptp4l0-21swapper/219:13:052
117691640,28ptp4l1185-21lldpd23:00:572
117691640,28ptp4l1159-21snmpd00:29:402
117691640,22ptp4l1159-21snmpd20:08:312
117691640,10ptp4l0-21swapper/219:58:222
302252630,5sleep212855-21apache221:25:322
117691630,5ptp4l4815-21rs:main3
117691630,5ptp4l1185-21lldpd19:50:192
117691630,4ptp4l1185-21lldpd23:28:252
117691630,4ptp4l1185-21lldpd22:42:032
117691630,2ptp4l0-21swapper/322:19:103
117691630,2ptp4l0-21swapper/319:44:103
117691630,2ptp4l0-21swapper/319:32:353
117691630,20ptp4l1185-21lldpd20:19:152
117691630,18ptp4l1185-21lldpd19:15:052
286062620,4sleep11185-21lldpd23:40:201
286062620,4sleep11185-21lldpd23:40:201
117691620,5ptp4l1185-21lldpd21:00:522
117691620,4ptp4l1159-21snmpd23:12:302
117691620,2ptp4l0-21swapper/322:30:253
117691620,2ptp4l0-21swapper/322:22:213
117691620,2ptp4l0-21swapper/321:16:013
117691620,2ptp4l0-21swapper/200:24:042
117691620,2ptp4l0-21swapper/200:15:192
117691620,21ptp4l216-21systemd-journal00:19:303
117691620,20ptp4l216-21systemd-journal23:08:003
117691620,14ptp4l0-21swapper/322:38:303
117691610,5ptp4l216-21systemd-journal20:45:553
117691610,5ptp4l216-21systemd-journal20:45:553
117691610,5ptp4l1185-21lldpd19:20:082
117691610,2ptp4l0-21swapper/321:31:083
117691610,2ptp4l0-21swapper/300:32:233
117691610,2ptp4l0-21swapper/220:02:462
82812600,2sleep30-21swapper/321:45:413
117691600,6ptp4l1185-21lldpd21:13:082
117691600,5ptp4l1185-21lldpd19:41:252
117691600,4ptp4l216-21systemd-journal21:04:283
117691600,4ptp4l1185-21lldpd21:53:193
117691600,4ptp4l1185-21lldpd21:19:072
117691600,4ptp4l1185-21lldpd20:59:042
117691600,4ptp4l1185-21lldpd19:41:460
117691600,2ptp4l0-21swapper/323:59:183
117691600,2ptp4l0-21swapper/323:12:243
117691600,2ptp4l0-21swapper/322:49:413
117691600,2ptp4l0-21swapper/322:49:403
117691600,2ptp4l0-21swapper/319:16:353
117691600,2ptp4l0-21swapper/222:03:522
117691600,2ptp4l0-21swapper/220:33:262
117691600,2ptp4l0-21swapper/219:46:592
117691600,2ptp4l0-21swapper/219:46:582
117691600,1ptp4l0-21swapper/322:03:443
117691590,4ptp4l1159-21snmpd20:10:213
117691590,3ptp4l1185-21lldpd22:08:542
117691590,2ptp4l0-21swapper/322:06:333
117691590,2ptp4l0-21swapper/320:59:593
117691590,2ptp4l0-21swapper/320:53:263
117691590,2ptp4l0-21swapper/320:05:033
117691590,2ptp4l0-21swapper/300:12:143
117691590,2ptp4l0-21swapper/221:54:502
117691590,2ptp4l0-21swapper/220:21:212
117691590,2ptp4l0-21swapper/200:13:102
117691590,16ptp4l0-21swapper/320:00:593
117691590,11ptp4l101ktimersoftd/020:08:070
117691580,5ptp4l4813-21in:imuxsock19:24:333
117691580,5ptp4l25-21ksoftirqd/121:25:001
117691580,4ptp4l4815-21rs:main3
117691580,4ptp4l4813-21in:imuxsock23:21:172
117691580,4ptp4l1185-21lldpd21:22:222
117691580,2ptp4l0-21swapper/323:37:073
117691580,2ptp4l0-21swapper/320:29:483
117691580,2ptp4l0-21swapper/319:52:053
117691580,2ptp4l0-21swapper/223:45:542
117691580,2ptp4l0-21swapper/222:37:352
117691580,17ptp4l0-21swapper/223:38:542
117691580,12ptp4l0-21swapper/322:10:073
44742570,3sleep10-21swapper/120:30:261
117691570,9ptp4l25-21ksoftirqd/123:38:571
117691570,5ptp4l1185-21lldpd20:42:223
117691570,2ptp4l0-21swapper/323:40:303
117691570,2ptp4l0-21swapper/323:40:303
117691570,2ptp4l0-21swapper/320:35:123
117691570,2ptp4l0-21swapper/319:45:033
117691570,2ptp4l0-21swapper/319:45:023
117691570,2ptp4l0-21swapper/300:39:573
117691570,2ptp4l0-21swapper/222:18:512
117691570,1ptp4l0-21swapper/322:42:543
117691570,1ptp4l0-21swapper/219:28:102
117691570,17ptp4l1185-21lldpd20:36:060
117691560,5ptp4l4815-21rs:main3
117691560,4ptp4l1159-21snmpd21:20:393
117691560,2ptp4l0-21swapper/323:04:303
117691560,1ptp4l0-21swapper/321:10:293
117691560,1ptp4l0-21swapper/222:55:482
117691560,1ptp4l0-21swapper/220:27:592
117691560,16ptp4l4813-21in:imuxsock22:27:432
117691550,3ptp4l1185-21lldpd19:34:222
117691550,2ptp4l0-21swapper/323:54:523
117691550,2ptp4l0-21swapper/323:30:103
117691550,2ptp4l0-21swapper/323:16:023
117691550,2ptp4l0-21swapper/222:20:182
117691550,15ptp4l216-21systemd-journal21:32:542
117691540,3ptp4l25-21ksoftirqd/123:45:581
117691540,2ptp4l0-21swapper/323:47:483
117691540,2ptp4l0-21swapper/323:21:163
117691540,2ptp4l0-21swapper/320:23:053
117691540,2ptp4l0-21swapper/300:28:453
117691540,2ptp4l0-21swapper/223:56:382
117691540,2ptp4l0-21swapper/220:54:432
117691540,1ptp4l0-21swapper/220:45:042
117691540,1ptp4l0-21swapper/220:45:042
117691540,13ptp4l0-21swapper/321:40:503
117691530,3ptp4l4815-21rs:main3
117691530,2ptp4l0-21swapper/322:29:083
117691530,2ptp4l0-21swapper/222:11:122
117691530,2ptp4l0-21swapper/221:36:252
117691530,1ptp4l0-21swapper/221:55:552
117691530,13ptp4l0-21swapper/223:44:092
117691530,13ptp4l0-21swapper/223:44:092
117691520,5ptp4l101ktimersoftd/021:50:390
117691520,2ptp4l0-21swapper/323:25:473
117691520,2ptp4l0-21swapper/319:37:343
117691520,11ptp4l0-21swapper/322:56:393
117691510,3ptp4l25-21ksoftirqd/100:20:261
117691510,2ptp4l0-21swapper/300:02:413
117691500,14ptp4l7257-21fschecks_time21:45:260
117691500,13ptp4l1185-21lldpd22:05:550
117691500,12ptp4l1185-21lldpd23:32:530
117691490,2ptp4l0-21swapper/221:09:442
117691490,14ptp4l1185-21lldpd23:50:300
117691490,14ptp4l1185-21lldpd00:06:240
117691490,14ptp4l1159-21snmpd20:26:220
117691490,13ptp4l1185-21lldpd21:41:550
117691490,13ptp4l1159-21snmpd23:59:300
117691480,8ptp4l1185-21lldpd22:37:140
117691480,6ptp4l9687-21ntp_states20:40:361
117691480,1ptp4l0-21swapper/300:09:173
117691480,13ptp4l1159-21snmpd23:45:180
117691480,13ptp4l1159-21snmpd19:47:240
117691480,13ptp4l1159-21snmpd19:47:240
117691480,12ptp4l1185-21lldpd22:13:030
117691470,9ptp4l101ktimersoftd/023:03:360
117691470,11ptp4l1185-21lldpd22:29:480
117691470,10ptp4l0-21swapper/023:25:280
117691460,9ptp4l0-21swapper/000:25:280
117691460,5ptp4l13836-21apt-get22:00:210
117691460,12ptp4l1159-21snmpd21:10:230
117691460,11ptp4l0-21swapper/022:59:110
117691460,10ptp4l0-21swapper/022:32:010
3074899457,25cyclictest1159-21snmpd21:45:201
117691450,9ptp4l1185-21lldpd20:03:420
117691450,9ptp4l0-21swapper/020:54:160
117691440,9ptp4l0-21swapper/023:09:230
117691440,9ptp4l0-21swapper/022:21:460
117691440,9ptp4l0-21swapper/000:23:070
117691440,6ptp4l1185-21lldpd19:30:410
117691440,5ptp4l1185-21lldpd20:32:070
117691440,4ptp4l27299-21apt-get21:20:260
117691440,4ptp4l1185-21lldpd00:37:300
117691440,3ptp4l0-21swapper/221:43:202
3074899437,5cyclictest1159-21snmpd21:03:481
117691430,9ptp4l0-21swapper/222:47:262
117691430,9ptp4l0-21swapper/222:47:252
117691430,6ptp4l19049-21ntp_states21:00:370
117691430,5ptp4l1185-21lldpd19:59:340
117691430,4ptp4l9-21ksoftirqd/019:24:030
117691430,4ptp4l101ktimersoftd/021:25:520
117691430,3ptp4l0-21swapper/019:50:250
117691430,2ptp4l0-21swapper/123:08:281
30748994218,21cyclictest4815-21rs:main1
117691420,8ptp4l1185-21lldpd20:36:182
117691420,6ptp4l4815-21rs:main0
117691420,6ptp4l4815-21rs:main0
117691420,6ptp4l1185-21lldpd23:40:480
117691420,6ptp4l1185-21lldpd23:40:480
117691420,6ptp4l1185-21lldpd22:54:000
117691420,6ptp4l1185-21lldpd21:58:300
117691420,6ptp4l1185-21lldpd20:56:040
117691420,6ptp4l1185-21lldpd19:36:210
117691420,6ptp4l1185-21lldpd00:18:190
117691420,5ptp4l9325-21cut20:40:290
117691420,5ptp4l1185-21lldpd00:04:500
117691420,2ptp4l0-21swapper/122:11:271
117691420,2ptp4l0-21swapper/021:31:120
117691420,2ptp4l0-21swapper/021:08:040
117691420,2ptp4l0-21swapper/020:48:160
117691420,2ptp4l0-21swapper/020:48:150
3074899414,6cyclictest1185-21lldpd19:32:351
117691410,6ptp4l4172-21wc22:45:421
117691410,6ptp4l4172-21wc22:45:411
117691410,6ptp4l1185-21lldpd20:15:130
117691410,6ptp4l1185-21lldpd00:32:180
117691410,6ptp4l1159-21snmpd00:12:300
117691410,6ptp4l0-21swapper/120:15:461
117691410,5ptp4l25924-21ls21:15:330
117691410,5ptp4l25-21ksoftirqd/119:12:121
117691410,5ptp4l1185-21lldpd23:35:020
117691410,5ptp4l1185-21lldpd22:47:540
117691410,5ptp4l1185-21lldpd22:47:530
117691410,5ptp4l1185-21lldpd21:36:040
117691410,5ptp4l1185-21lldpd20:14:090
117691410,4ptp4l9-21ksoftirqd/023:18:360
117691410,3ptp4l1185-21lldpd19:15:570
117691410,2ptp4l0-21swapper/123:10:191
117691410,2ptp4l0-21swapper/019:26:070
30748994015,3cyclictest1142-21runrttasks00:06:561
117691400,6ptp4l1185-21lldpd21:06:301
117691400,5ptp4l25-21ksoftirqd/121:35:261
117691400,5ptp4l1185-21lldpd23:03:371
117691400,5ptp4l1185-21lldpd22:56:461
117691400,5ptp4l1185-21lldpd22:40:030
117691400,5ptp4l1185-21lldpd21:50:421
117691400,5ptp4l1185-21lldpd19:54:081
117691400,5ptp4l1159-21snmpd23:10:420
117691400,4ptp4l1185-21lldpd22:37:161
117691400,4ptp4l1185-21lldpd19:20:271
117691400,4ptp4l1159-21snmpd20:28:281
117691400,3ptp4l25-21ksoftirqd/123:15:561
117691400,2ptp4l0-21swapper/119:43:191
30748993912,4cyclictest6836-21open_files19:25:371
30748993912,4cyclictest16774-21phc2sys-jitter20:55:401
117691390,5ptp4l1185-21lldpd21:14:041
117691390,5ptp4l1185-21lldpd19:46:371
117691390,5ptp4l1185-21lldpd19:46:371
117691390,5ptp4l1159-21snmpd21:15:321
117691390,4ptp4l1185-21lldpd19:57:501
117691390,4ptp4l1185-21lldpd19:18:551
117691390,4ptp4l1159-21snmpd23:25:441
117691390,4ptp4l1159-21snmpd21:43:021
117691390,4ptp4l1159-21snmpd20:12:241
117691390,3ptp4l1185-21lldpd22:19:451
117691390,2ptp4l0-21swapper/122:00:471
117691390,2ptp4l0-21swapper/121:26:371
3074899382,8cyclictest1159-21snmpd00:35:211
30748993811,5cyclictest1159-21snmpd20:54:321
30748993811,4cyclictest1763-21missed_timers23:50:331
30748993810,25cyclictest42150irq/98-enp4s0-T00:15:331
117691380,5ptp4l1159-21snmpd23:22:001
117691380,4ptp4l1159-21snmpd22:51:351
117691380,3ptp4l0-21swapper/120:02:511
117691380,2ptp4l0-21swapper/122:44:371
117691370,5ptp4l1159-21snmpd00:01:121
117691370,4ptp4l1185-21lldpd00:11:201
117691370,3ptp4l1185-21lldpd22:34:071
117691370,2ptp4l0-21swapper/122:20:171
117691370,2ptp4l0-21swapper/122:05:081
117691370,2ptp4l0-21swapper/120:22:051
3074899369,5cyclictest1185-21lldpd00:25:351
30748993612,3cyclictest3998-21sed23:55:301
30748993610,5cyclictest1185-21lldpd21:55:291
30748993610,4cyclictest20041-21df_abs00:30:241
117691360,2ptp4l0-21swapper/123:31:411
117691360,2ptp4l0-21swapper/120:48:171
117691360,2ptp4l0-21swapper/120:48:171
117691360,1ptp4l0-21swapper/121:30:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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