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2023-09-25 - 12:14
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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 Mon Sep 25, 2023 00:46:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1176911720,10ptp4l0-21swapper/319:08:403
1832521650,8sleep31755499cyclictest23:45:363
1176911570,8ptp4l0-21swapper/119:07:261
1176911540,8ptp4l0-21swapper/019:09:530
1176911140,9ptp4l0-21swapper/219:05:122
117691880,5ptp4l1185-21lldpd22:19:250
117691740,2ptp4l0-21swapper/200:22:012
117691710,22ptp4l16808-21df22:35:240
117691700,7ptp4l33-21ksoftirqd/221:59:352
117691700,5ptp4l15599-21cut20:15:000
117691700,2ptp4l0-21swapper/020:19:170
117691700,22ptp4l1185-21lldpd23:29:320
117691690,4ptp4l1159-21snmpd23:06:080
117691690,27ptp4l1185-21lldpd22:02:070
117691690,20ptp4l8315-21runrttasks19:57:492
117691680,8ptp4l101ktimersoftd/000:16:320
117691680,5ptp4l1185-21lldpd20:21:310
117691680,5ptp4l1185-21lldpd20:21:310
117691680,4ptp4l1185-21lldpd21:23:510
117691680,4ptp4l1185-21lldpd21:23:510
117691680,4ptp4l1185-21lldpd19:32:482
117691680,4ptp4l1185-21lldpd19:32:472
117691680,15ptp4l1185-21lldpd19:29:430
117691680,15ptp4l1185-21lldpd19:29:420
117691670,5ptp4l1159-21snmpd23:57:030
117691670,2ptp4l0-21swapper/019:54:310
117691660,3ptp4l1185-21lldpd21:55:080
117691650,5ptp4l0-21swapper/100:14:561
117691650,4ptp4l1185-21lldpd23:36:400
117691650,4ptp4l1185-21lldpd21:28:132
117691650,2ptp4l0-21swapper/220:08:402
117691650,2ptp4l0-21swapper/023:11:530
117691650,2ptp4l0-21swapper/019:36:230
117691650,20ptp4l1159-21snmpd21:49:470
117691650,1ptp4l0-21swapper/022:29:200
17551996454,5cyclictest9-21ksoftirqd/022:07:290
117691640,4ptp4l26585-21wc20:35:380
117691640,4ptp4l1159-21snmpd20:56:400
117691640,3ptp4l101ktimersoftd/021:17:210
117691640,3ptp4l101ktimersoftd/021:17:200
117691640,2ptp4l0-21swapper/321:39:453
117691640,21ptp4l1159-21snmpd23:53:250
96412630,3sleep20-21swapper/200:35:392
117691630,4ptp4l4813-21in:imuxsock23:12:272
117691630,4ptp4l1185-21lldpd20:40:531
117691630,3ptp4l1185-21lldpd00:38:093
117691630,3ptp4l1159-21snmpd00:20:080
117691630,2ptp4l0-21swapper/119:40:251
117691630,2ptp4l0-21swapper/023:40:150
117691630,28ptp4l1159-21snmpd21:07:370
117691630,21ptp4l1185-21lldpd20:45:560
117691630,17ptp4l0-21swapper/220:31:012
117691630,16ptp4l1159-21snmpd22:56:110
307692620,5sleep21159-21snmpd00:13:552
117691620,3ptp4l28458-21gzip00:11:170
117691620,2ptp4l0-21swapper/321:08:193
117691620,2ptp4l0-21swapper/200:29:072
117691620,2ptp4l0-21swapper/022:23:540
117691620,2ptp4l0-21swapper/020:03:280
117691620,23ptp4l1185-21lldpd19:11:410
117691620,18ptp4l0-21swapper/221:00:192
117691610,9ptp4l1185-21lldpd00:02:310
117691610,8ptp4l33-21ksoftirqd/219:29:142
117691610,8ptp4l33-21ksoftirqd/219:29:132
117691610,6ptp4l1185-21lldpd23:16:540
117691610,6ptp4l1185-21lldpd23:16:540
117691610,5ptp4l1185-21lldpd19:58:070
117691610,5ptp4l1159-21snmpd23:51:321
117691610,5ptp4l1159-21snmpd00:19:211
117691610,4ptp4l1185-21lldpd22:05:011
117691610,4ptp4l1185-21lldpd22:04:531
117691610,3ptp4l27364-21grep00:05:332
117691610,3ptp4l27364-21grep00:05:332
117691610,2ptp4l0-21swapper/223:50:082
117691610,2ptp4l0-21swapper/219:40:382
117691610,23ptp4l1185-21lldpd23:48:000
117691610,17ptp4l0-21swapper/019:46:020
117691610,13ptp4l0-21swapper/223:58:532
117691610,11ptp4l25-21ksoftirqd/123:05:121
117691610,11ptp4l0-21swapper/000:38:070
117691600,5ptp4l1185-21lldpd22:11:001
117691600,5ptp4l1185-21lldpd21:04:391
117691600,4ptp4l1185-21lldpd20:07:090
117691600,4ptp4l1185-21lldpd19:19:221
117691600,4ptp4l1159-21snmpd23:21:240
117691600,2ptp4l0-21swapper/320:45:543
117691600,2ptp4l0-21swapper/223:49:152
117691600,2ptp4l0-21swapper/121:16:511
117691600,2ptp4l0-21swapper/121:16:511
117691590,9ptp4l0-21swapper/023:02:000
117691590,9ptp4l0-21swapper/000:29:250
117691590,7ptp4l25-21ksoftirqd/100:27:191
117691590,5ptp4l1185-21lldpd21:54:431
117691590,4ptp4l1185-21lldpd20:06:481
117691590,4ptp4l1185-21lldpd19:56:591
117691590,4ptp4l1185-21lldpd19:27:431
117691590,4ptp4l1185-21lldpd19:27:421
117691590,4ptp4l1159-21snmpd20:52:072
117691590,4ptp4l1159-21snmpd20:49:071
117691590,3ptp4l1185-21lldpd20:10:071
117691590,2ptp4l0-21swapper/321:10:423
117691590,2ptp4l0-21swapper/223:15:442
117691590,2ptp4l0-21swapper/223:15:432
117691590,2ptp4l0-21swapper/222:14:592
117691590,2ptp4l0-21swapper/220:29:092
117691590,2ptp4l0-21swapper/122:35:121
117691590,2ptp4l0-21swapper/122:31:471
117691590,2ptp4l0-21swapper/121:40:091
117691590,2ptp4l0-21swapper/120:00:091
117691590,1ptp4l0-21swapper/021:36:100
117691590,17ptp4l1185-21lldpd22:30:250
117691590,13ptp4l0-21swapper/221:06:422
117691580,8ptp4l0-21swapper/021:04:380
117691580,5ptp4l1185-21lldpd22:49:121
117691580,5ptp4l1185-21lldpd19:24:441
117691580,4ptp4l9058-21apt-get21:10:200
117691580,4ptp4l1185-21lldpd22:24:061
117691580,4ptp4l1185-21lldpd21:08:481
117691580,3ptp4l1185-21lldpd21:54:150
117691580,3ptp4l1185-21lldpd21:20:091
117691580,3ptp4l1185-21lldpd21:20:081
117691580,3ptp4l1185-21lldpd19:16:300
117691580,2ptp4l0-21swapper/322:27:193
117691580,2ptp4l0-21swapper/221:33:422
117691580,2ptp4l0-21swapper/123:37:471
117691580,2ptp4l0-21swapper/119:53:201
117691580,16ptp4l0-21swapper/100:07:521
117691580,16ptp4l0-21swapper/100:07:511
117691580,13ptp4l0-21swapper/021:41:320
117691570,4ptp4l17550-21cyclictest00:29:153
117691570,3ptp4l1185-21lldpd20:32:051
117691570,2ptp4l0-21swapper/323:35:163
117691570,2ptp4l0-21swapper/319:30:273
117691570,2ptp4l0-21swapper/319:30:273
117691570,2ptp4l0-21swapper/222:03:152
117691570,2ptp4l0-21swapper/219:46:582
117691570,2ptp4l0-21swapper/122:59:171
117691570,2ptp4l0-21swapper/119:12:061
117691570,2ptp4l0-21swapper/000:07:080
117691570,2ptp4l0-21swapper/000:07:080
117691570,23ptp4l25-21ksoftirqd/123:43:521
117691570,1ptp4l0-21swapper/121:58:041
117691560,2ptp4l0-21swapper/320:32:213
117691560,2ptp4l0-21swapper/123:47:331
117691560,2ptp4l0-21swapper/119:35:431
117691560,2ptp4l0-21swapper/022:48:580
117691560,2ptp4l0-21swapper/021:25:290
117691560,2ptp4l0-21swapper/019:21:320
117691560,1ptp4l0-21swapper/120:20:461
117691560,1ptp4l0-21swapper/120:20:451
117691560,1ptp4l0-21swapper/120:15:491
117691560,14ptp4l0-21swapper/221:12:072
117691550,2ptp4l0-21swapper/323:32:113
117691550,2ptp4l0-21swapper/322:43:413
117691550,2ptp4l0-21swapper/321:58:563
117691550,2ptp4l0-21swapper/320:27:093
117691550,2ptp4l0-21swapper/320:15:053
117691550,2ptp4l0-21swapper/320:11:253
117691550,2ptp4l0-21swapper/319:41:053
117691550,2ptp4l0-21swapper/300:02:203
117691550,2ptp4l0-21swapper/222:24:262
117691550,2ptp4l0-21swapper/221:54:342
117691550,2ptp4l0-21swapper/221:39:272
117691550,2ptp4l0-21swapper/219:14:272
117691550,2ptp4l0-21swapper/023:33:040
117691550,2ptp4l0-21swapper/021:32:230
117691550,1ptp4l0-21swapper/121:34:511
117691550,12ptp4l0-21swapper/020:33:470
117691550,11ptp4l0-21swapper/221:19:132
117691550,11ptp4l0-21swapper/221:19:122
117691540,9ptp4l0-21swapper/019:30:370
117691540,9ptp4l0-21swapper/019:30:360
117691540,4ptp4l25-21ksoftirqd/120:27:011
117691540,4ptp4l1185-21lldpd20:52:020
117691540,2ptp4l0-21swapper/323:14:233
117691540,2ptp4l0-21swapper/323:04:573
117691540,2ptp4l0-21swapper/322:51:583
117691540,2ptp4l0-21swapper/322:37:293
117691540,2ptp4l0-21swapper/322:16:543
117691540,2ptp4l0-21swapper/321:52:033
117691540,2ptp4l0-21swapper/321:25:513
117691540,2ptp4l0-21swapper/320:07:443
117691540,2ptp4l0-21swapper/300:19:093
117691540,2ptp4l0-21swapper/223:00:552
117691540,2ptp4l0-21swapper/222:19:442
117691540,2ptp4l0-21swapper/221:45:492
117691540,2ptp4l0-21swapper/220:13:422
117691540,2ptp4l0-21swapper/219:15:262
117691540,2ptp4l0-21swapper/121:49:391
117691540,2ptp4l0-21swapper/022:41:490
117691540,2ptp4l0-21swapper/020:40:270
117691540,1ptp4l0-21swapper/300:32:573
117691540,1ptp4l0-21swapper/120:53:591
117691540,16ptp4l4813-21in:imuxsock20:58:302
117691540,14ptp4l1159-21snmpd19:23:202
117691530,7ptp4l1159-21snmpd22:50:452
117691530,4ptp4l1185-21lldpd00:36:071
117691530,4ptp4l1185-21lldpd00:31:200
117691530,2ptp4l0-21swapper/319:28:123
117691530,2ptp4l0-21swapper/319:28:113
117691530,2ptp4l0-21swapper/219:51:502
117691530,2ptp4l0-21swapper/121:00:001
117691530,1ptp4l0-21swapper/121:13:191
117691530,1ptp4l0-21swapper/022:51:290
117691530,10ptp4l241ktimersoftd/123:32:081
117691530,10ptp4l0-21swapper/100:31:031
309502520,3sleep31159-21snmpd00:15:003
117791520,10getstats0-21swapper/300:20:583
117691520,3ptp4l1159-21snmpd22:14:280
117691520,2ptp4l0-21swapper/222:43:082
117691520,2ptp4l0-21swapper/100:03:271
117691520,1ptp4l0-21swapper/223:06:272
117691520,1ptp4l0-21swapper/020:29:250
117691520,17ptp4l33-21ksoftirqd/221:22:572
117691520,17ptp4l33-21ksoftirqd/221:22:572
117691520,13ptp4l0-21swapper/321:48:193
117691520,11ptp4l0-21swapper/222:30:152
117691510,2ptp4l0-21swapper/123:26:431
117691510,1ptp4l0-21swapper/019:43:150
117691500,2ptp4l0-21swapper/121:25:531
117691490,8ptp4l311rcuc/223:41:082
117691480,9ptp4l0-21swapper/321:15:423
117691480,9ptp4l0-21swapper/321:15:423
117691480,7ptp4l0-21swapper/322:56:013
117691480,1ptp4l0-21swapper/122:52:401
117691480,13ptp4l1185-21lldpd19:32:291
117691480,13ptp4l1185-21lldpd19:32:291
117691480,10ptp4l0-21swapper/121:37:171
117691470,8ptp4l0-21swapper/200:19:142
117691470,6ptp4l1159-21snmpd22:41:291
117691460,12ptp4l1185-21lldpd23:58:351
117691450,9ptp4l0-21swapper/220:03:092
117691450,9ptp4l0-21swapper/100:20:301
117691450,8ptp4l1185-21lldpd23:10:201
117691450,4ptp4l567-21gmain20:38:312
117691450,4ptp4l1185-21lldpd20:41:372
117691450,2ptp4l0-21swapper/323:58:333
117691450,2ptp4l0-21swapper/323:43:493
117691450,10ptp4l1185-21lldpd23:04:551
117691450,10ptp4l1159-21snmpd19:48:241
117691440,9ptp4l0-21swapper/221:42:162
117691440,8ptp4l216-21systemd-journal22:21:563
117691440,6ptp4l1185-21lldpd23:15:381
117691440,6ptp4l1185-21lldpd23:15:381
117691440,5ptp4l1185-21lldpd22:45:232
117691440,5ptp4l1159-21snmpd20:42:333
117691440,4ptp4l1185-21lldpd23:21:081
117691440,2ptp4l0-21swapper/323:54:023
117691430,5ptp4l33-21ksoftirqd/219:37:552
117691430,2ptp4l0-21swapper/223:22:332
117691430,2ptp4l0-21swapper/122:27:231
117691420,7ptp4l4815-21rs:main3
117691420,6ptp4l4815-21rs:main3
117691420,6ptp4l4815-21rs:main3
117691420,6ptp4l4813-21in:imuxsock00:31:502
117691420,6ptp4l1185-21lldpd19:12:383
117691420,6ptp4l1159-21snmpd23:30:102
117691420,6ptp4l0-21swapper/220:18:132
117691420,5ptp4l23938-21/usr/sbin/munin00:00:252
117691420,3ptp4l25869-21apt-get22:55:192
117691420,3ptp4l216-21systemd-journal22:45:023
117691410,6ptp4l216-21systemd-journal22:15:311
117691410,6ptp4l1185-21lldpd20:50:433
117691410,6ptp4l0-21swapper/222:07:202
117691410,5ptp4l4815-21rs:main3
117691410,5ptp4l4815-21rs:main2
117691410,5ptp4l216-21systemd-journal23:08:533
117691410,5ptp4l1185-21lldpd19:36:513
117691410,5ptp4l1159-21snmpd22:39:252
117691410,5ptp4l1159-21snmpd19:45:133
117691410,4ptp4l6378-21ls22:10:393
117691410,4ptp4l25516-21df_inode20:35:221
117691410,4ptp4l12838-21hddtemp_smartct23:35:232
117691410,2ptp4l0-21swapper/323:15:013
117691410,2ptp4l0-21swapper/323:15:013
117691410,2ptp4l0-21swapper/321:31:263
117691410,2ptp4l0-21swapper/321:20:333
117691410,2ptp4l0-21swapper/321:20:323
117691410,2ptp4l0-21swapper/320:02:293
117691410,2ptp4l0-21swapper/220:45:272
117691410,2ptp4l0-21swapper/220:20:082
117691410,2ptp4l0-21swapper/220:20:082
117691400,5ptp4l1185-21lldpd23:22:343
117691400,5ptp4l1159-21snmpd22:28:502
117691400,4ptp4l216-21systemd-journal19:54:123
117691400,4ptp4l1185-21lldpd22:01:143
117691400,2ptp4l0-21swapper/319:56:023
117691390,4ptp4l567-21gmain21:00:093
117691390,4ptp4l4815-21rs:main3
117691390,4ptp4l41-21ksoftirqd/322:32:133
117691390,4ptp4l1185-21lldpd19:23:343
117691390,4ptp4l1185-21lldpd19:17:383
117691390,4ptp4l1185-21lldpd00:05:193
117691390,4ptp4l1185-21lldpd00:05:193
117691390,3ptp4l1185-21lldpd21:44:033
117691380,4ptp4l567-21gmain22:05:513
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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