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2025-05-09 - 05:53
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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 376 highest latencies:
System rackdslot1.osadl.org (updated Fri May 09, 2025 00:45:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3147721360,7sleep0513799cyclictest22:25:150
98342590,3sleep00-21swapper/023:55:210
2847191590,4ptp4l0-21swapper/222:13:032
2847191580,5ptp4l0-21swapper/121:40:291
2847191570,4ptp4l0-21swapper/020:45:020
2847191560,6ptp4l4707-21chrt19:08:123
2847191560,5ptp4l0-21swapper/119:46:591
2847191560,4ptp4l0-21swapper/122:50:201
2847191550,5ptp4l0-21swapper/122:45:161
2847191550,4ptp4l0-21swapper/100:10:011
2847191550,4ptp4l0-21swapper/022:38:590
2847191550,4ptp4l0-21swapper/022:14:500
2847191540,4ptp4l0-21swapper/219:08:302
2847191540,4ptp4l0-21swapper/200:04:132
2847191540,4ptp4l0-21swapper/122:37:361
2847191540,2ptp4l0-21swapper/120:24:541
2847191540,12ptp4l0-21swapper/122:40:181
2847191530,4ptp4l0-21swapper/223:57:042
2847191530,4ptp4l0-21swapper/220:55:032
2847191530,4ptp4l0-21swapper/220:03:582
2847191530,4ptp4l0-21swapper/220:03:582
2847191520,4ptp4l0-21swapper/322:27:203
2847191520,4ptp4l0-21swapper/222:35:042
2847191520,4ptp4l0-21swapper/221:39:092
2847191520,4ptp4l0-21swapper/221:12:292
2847191520,4ptp4l0-21swapper/122:24:491
2847191520,4ptp4l0-21swapper/122:16:451
2847191510,4ptp4l0-21swapper/222:33:242
2847191510,4ptp4l0-21swapper/222:19:502
2847191510,4ptp4l0-21swapper/221:22:122
2847191510,4ptp4l0-21swapper/220:46:162
2847191510,4ptp4l0-21swapper/219:36:422
2847191510,4ptp4l0-21swapper/123:24:001
2847191510,4ptp4l0-21swapper/122:04:171
2847191510,4ptp4l0-21swapper/121:53:071
2847191510,4ptp4l0-21swapper/100:02:481
2847191510,3ptp4l0-21swapper/020:00:050
2847191510,3ptp4l0-21swapper/020:00:040
2847191500,8ptp4l9-21ksoftirqd/019:05:060
2847191500,5ptp4l25-21ksoftirqd/123:55:401
2847191500,4ptp4l0-21swapper/223:21:192
2847191500,4ptp4l0-21swapper/222:43:042
2847191500,4ptp4l0-21swapper/220:33:482
2847191500,4ptp4l0-21swapper/220:33:482
2847191500,4ptp4l0-21swapper/220:09:102
2847191500,4ptp4l0-21swapper/219:27:472
2847191500,4ptp4l0-21swapper/121:36:191
2847191500,4ptp4l0-21swapper/119:39:231
2847191500,4ptp4l0-21swapper/119:23:521
2847191500,4ptp4l0-21swapper/119:18:361
2847191500,4ptp4l0-21swapper/119:10:521
2847191500,4ptp4l0-21swapper/021:15:160
2847191500,4ptp4l0-21swapper/020:06:310
2847191500,3ptp4l0-21swapper/323:31:383
2847191490,4ptp4l0-21swapper/223:10:412
2847191490,4ptp4l0-21swapper/120:45:381
2847191490,4ptp4l0-21swapper/120:35:431
2847191490,4ptp4l0-21swapper/022:22:080
2847191480,4ptp4l0-21swapper/221:05:552
2847191480,4ptp4l0-21swapper/123:11:541
2847191480,4ptp4l0-21swapper/119:58:461
2847191480,4ptp4l0-21swapper/022:07:200
2847191480,3ptp4l0-21swapper/123:35:271
2847191480,3ptp4l0-21swapper/100:21:591
2847191480,2ptp4l0-21swapper/019:30:200
2847191470,4ptp4l0-21swapper/022:04:480
2847191470,3ptp4l0-21swapper/023:47:390
2847191470,11ptp4l0-21swapper/123:50:161
2847191460,5ptp4l25-21ksoftirqd/123:05:201
2847191460,3ptp4l0-21swapper/221:00:022
2847191460,3ptp4l0-21swapper/100:37:391
2847191460,3ptp4l0-21swapper/100:37:381
2847191450,9ptp4l0-21swapper/221:59:182
2847191450,4ptp4l0-21swapper/023:13:240
2847191440,4ptp4l0-21swapper/221:50:172
2847191430,9ptp4l0-21swapper/222:47:052
2847191430,5ptp4l0-21swapper/300:00:593
2847191430,5ptp4l0-21swapper/200:30:142
2847191430,5ptp4l0-21swapper/200:07:592
2847191430,5ptp4l0-21swapper/200:07:592
2847191430,5ptp4l0-21swapper/020:25:140
2847191430,4ptp4l9133-21ls21:35:223
2847191430,4ptp4l8251-21apt-get22:45:150
2847191430,4ptp4l2908-21memory23:40:221
2847191430,4ptp4l16219-21iostat23:00:181
2847191430,4ptp4l12663-21apt-get22:55:031
2847191430,4ptp4l0-21swapper/221:33:342
2847191420,8ptp4l16153-21df_abs00:10:171
2847191420,5ptp4l1891-21iostat_ios22:30:181
2847191420,5ptp4l0-21swapper/000:20:190
2847191420,4ptp4l514099cyclictest22:40:083
2847191420,4ptp4l19264-21apt-get19:40:121
2847191420,4ptp4l18801-21hddtemp_smartct00:15:201
2847191420,4ptp4l11078-21hddtemp_smartct21:40:180
2847191420,4ptp4l0-21swapper/121:08:311
2847191420,3ptp4l15235-21apt-get21:50:163
2847191420,3ptp4l0-21swapper/322:09:563
2847191420,3ptp4l0-21swapper/019:14:510
2847191420,2ptp4l0-21swapper/022:42:360
2847191410,5ptp4l0-21swapper/120:00:191
2847191410,5ptp4l0-21swapper/120:00:191
2847191410,5ptp4l0-21swapper/022:50:230
2847191410,4ptp4l29885-21df23:30:160
2847191410,4ptp4l29086-21df21:10:150
2847191410,4ptp4l27949-21iostat23:25:210
2847191410,4ptp4l24278-21apt-get21:00:130
2847191410,4ptp4l23291-21df_inode00:25:160
2847191410,4ptp4l13966-21irqstats22:55:200
2847191410,4ptp4l12122-21irqstats00:00:230
2847191410,4ptp4l0-21swapper/323:04:453
2847191410,4ptp4l0-21swapper/120:19:361
2847191410,4ptp4l0-21swapper/119:28:131
2847191410,4ptp4l0-21swapper/022:30:200
2847191410,3ptp4l23628-21apt-get19:50:010
2847191410,2ptp4l0-21swapper/323:19:353
2847191410,12ptp4l0-21swapper/020:51:580
2847191400,9ptp4l0-21swapper/223:04:492
2847191400,5ptp4l0-21swapper/323:38:153
2847191400,5ptp4l0-21swapper/023:21:400
2847191400,5ptp4l0-21swapper/021:50:320
2847191400,4ptp4l6337-21iostat_ios21:30:200
2847191400,4ptp4l4104-21irqstats20:15:190
2847191400,4ptp4l26690-21df_inode19:55:140
2847191400,4ptp4l14144-21/usr/sbin/munin00:05:191
2847191400,4ptp4l10805-21iostat20:30:190
2847191400,4ptp4l10805-21iostat20:30:180
2847191400,4ptp4l0-21swapper/322:24:303
2847191400,4ptp4l0-21swapper/223:44:162
2847191400,4ptp4l0-21swapper/223:07:192
2847191400,4ptp4l0-21swapper/222:58:442
2847191400,4ptp4l0-21swapper/222:52:292
2847191400,4ptp4l0-21swapper/222:06:332
2847191400,4ptp4l0-21swapper/222:01:082
2847191400,4ptp4l0-21swapper/220:54:212
2847191400,4ptp4l0-21swapper/220:41:062
2847191400,4ptp4l0-21swapper/200:37:352
2847191400,4ptp4l0-21swapper/200:37:352
2847191400,4ptp4l0-21swapper/200:20:592
2847191400,4ptp4l0-21swapper/200:11:582
2847191400,4ptp4l0-21swapper/123:45:281
2847191400,4ptp4l0-21swapper/122:10:261
2847191400,4ptp4l0-21swapper/122:05:181
2847191400,4ptp4l0-21swapper/121:30:161
2847191400,4ptp4l0-21swapper/120:32:221
2847191400,4ptp4l0-21swapper/120:32:221
2847191400,4ptp4l0-21swapper/023:00:170
2847191400,4ptp4l0-21swapper/021:25:230
2847191400,4ptp4l0-21swapper/021:20:310
2847191400,4ptp4l0-21swapper/020:22:010
2847191400,4ptp4l0-21swapper/019:46:090
2847191400,4ptp4l0-21swapper/000:38:370
2847191400,4ptp4l0-21swapper/000:38:370
2847191400,3ptp4l29452-21iostat21:10:191
2847191400,3ptp4l15284-21hddtemp_smartct20:40:150
2847191400,3ptp4l14590-21ls00:05:220
2847191400,3ptp4l14590-21ls00:05:220
2847191400,3ptp4l13253-21diskstats21:45:160
2847191400,3ptp4l0-21swapper/019:43:580
2847191400,12ptp4l0-21swapper/000:15:290
2847191390,5ptp4l0-21swapper/322:00:123
2847191390,5ptp4l0-21swapper/320:37:523
2847191390,5ptp4l0-21swapper/319:28:213
2847191390,5ptp4l0-21swapper/223:45:122
2847191390,5ptp4l0-21swapper/222:24:512
2847191390,5ptp4l0-21swapper/123:18:031
2847191390,5ptp4l0-21swapper/119:05:311
2847191390,5ptp4l0-21swapper/100:30:581
2847191390,5ptp4l0-21swapper/023:40:130
2847191390,5ptp4l0-21swapper/000:30:170
2847191390,4ptp4l19579-21cron22:00:003
2847191390,4ptp4l18484-21meminfo21:55:180
2847191390,4ptp4l16303-21hddtemp_smartct00:10:190
2847191390,4ptp4l0-21swapper/323:56:253
2847191390,4ptp4l0-21swapper/323:21:103
2847191390,4ptp4l0-21swapper/322:52:103
2847191390,4ptp4l0-21swapper/322:46:123
2847191390,4ptp4l0-21swapper/322:17:483
2847191390,4ptp4l0-21swapper/321:01:453
2847191390,4ptp4l0-21swapper/320:20:053
2847191390,4ptp4l0-21swapper/320:09:263
2847191390,4ptp4l0-21swapper/300:20:073
2847191390,4ptp4l0-21swapper/223:35:212
2847191390,4ptp4l0-21swapper/223:30:312
2847191390,4ptp4l0-21swapper/223:25:242
2847191390,4ptp4l0-21swapper/223:15:032
2847191390,4ptp4l0-21swapper/222:26:562
2847191390,4ptp4l0-21swapper/221:40:382
2847191390,4ptp4l0-21swapper/221:16:202
2847191390,4ptp4l0-21swapper/220:37:532
2847191390,4ptp4l0-21swapper/219:44:532
2847191390,4ptp4l0-21swapper/219:15:512
2847191390,4ptp4l0-21swapper/219:10:332
2847191390,4ptp4l0-21swapper/200:15:162
2847191390,4ptp4l0-21swapper/121:55:181
2847191390,4ptp4l0-21swapper/121:45:161
2847191390,4ptp4l0-21swapper/121:25:331
2847191390,4ptp4l0-21swapper/121:15:181
2847191390,4ptp4l0-21swapper/121:02:001
2847191390,4ptp4l0-21swapper/120:40:221
2847191390,4ptp4l0-21swapper/120:25:261
2847191390,4ptp4l0-21swapper/120:10:191
2847191390,4ptp4l0-21swapper/119:50:181
2847191390,4ptp4l0-21swapper/023:50:170
2847191390,4ptp4l0-21swapper/023:35:260
2847191390,4ptp4l0-21swapper/023:16:410
2847191390,4ptp4l0-21swapper/023:07:390
2847191390,4ptp4l0-21swapper/021:35:250
2847191390,4ptp4l0-21swapper/021:07:010
2847191390,4ptp4l0-21swapper/020:55:140
2847191390,4ptp4l0-21swapper/020:10:180
2847191390,4ptp4l0-21swapper/019:38:420
2847191390,3ptp4l27375-21apt-get23:25:161
2847191390,3ptp4l0-21swapper/323:28:143
2847191390,3ptp4l0-21swapper/320:40:213
2847191390,3ptp4l0-21swapper/121:23:301
2847191390,12ptp4l0-21swapper/119:30:181
2847191380,5ptp4l0-21swapper/321:09:493
2847191380,5ptp4l0-21swapper/020:35:220
2847191380,4ptp4l0-21swapper/323:07:103
2847191380,4ptp4l0-21swapper/322:58:483
2847191380,4ptp4l0-21swapper/322:38:383
2847191380,4ptp4l0-21swapper/322:14:303
2847191380,4ptp4l0-21swapper/321:45:083
2847191380,4ptp4l0-21swapper/321:43:333
2847191380,4ptp4l0-21swapper/321:20:273
2847191380,4ptp4l0-21swapper/320:47:423
2847191380,4ptp4l0-21swapper/320:31:273
2847191380,4ptp4l0-21swapper/320:31:273
2847191380,4ptp4l0-21swapper/319:20:013
2847191380,4ptp4l0-21swapper/319:17:583
2847191380,4ptp4l0-21swapper/300:30:143
2847191380,4ptp4l0-21swapper/300:06:173
2847191380,4ptp4l0-21swapper/300:06:173
2847191380,4ptp4l0-21swapper/223:51:522
2847191380,4ptp4l0-21swapper/221:45:072
2847191380,4ptp4l0-21swapper/220:26:452
2847191380,4ptp4l0-21swapper/220:22:052
2847191380,4ptp4l0-21swapper/219:51:532
2847191380,4ptp4l0-21swapper/200:27:512
2847191380,4ptp4l0-21swapper/123:32:031
2847191380,4ptp4l0-21swapper/122:25:031
2847191380,4ptp4l0-21swapper/120:55:301
2847191380,4ptp4l0-21swapper/120:50:181
2847191380,4ptp4l0-21swapper/120:07:101
2847191380,4ptp4l0-21swapper/022:15:190
2847191380,4ptp4l0-21swapper/019:28:030
2847191380,4ptp4l0-21swapper/019:20:090
2847191380,4ptp4l0-21swapper/019:15:270
2847191380,3ptp4l0-21swapper/323:11:113
2847191380,3ptp4l0-21swapper/320:50:163
2847191380,3ptp4l0-21swapper/300:37:363
2847191380,3ptp4l0-21swapper/300:37:353
2847191380,3ptp4l0-21swapper/221:26:522
2847191380,3ptp4l0-21swapper/219:46:332
2847191380,3ptp4l0-21swapper/219:30:382
2847191380,3ptp4l0-21swapper/100:25:131
2847191370,4ptp4l0-21swapper/322:31:293
2847191370,4ptp4l0-21swapper/321:27:133
2847191370,4ptp4l0-21swapper/300:16:553
2847191370,4ptp4l0-21swapper/220:16:042
2847191370,4ptp4l0-21swapper/220:10:212
2847191370,4ptp4l0-21swapper/219:55:032
2847191370,3ptp4l0-21swapper/320:26:453
2847191370,3ptp4l0-21swapper/319:50:263
2847191370,3ptp4l0-21swapper/319:46:053
2847191370,3ptp4l0-21swapper/219:20:032
5140993630,3cyclictest41-21ksoftirqd/300:10:233
41798360,4rtkit-daemon0-21swapper/321:18:493
2847191360,4ptp4l0-21swapper/321:00:003
2847191360,4ptp4l0-21swapper/300:28:393
2847191360,3ptp4l0-21swapper/321:32:083
2847191360,3ptp4l0-21swapper/321:11:513
2847191360,3ptp4l0-21swapper/320:15:043
2847191360,3ptp4l0-21swapper/319:44:573
2847191360,3ptp4l0-21swapper/319:30:403
2847191360,3ptp4l0-21swapper/319:10:053
2847191350,4ptp4l0-21swapper/320:12:493
2847191350,3ptp4l0-21swapper/319:55:373
41798340,4rtkit-daemon0-21swapper/319:36:513
2847191340,3ptp4l0-21swapper/320:00:173
2847191340,3ptp4l0-21swapper/320:00:173
2847191320,3ptp4l0-21swapper/323:53:553
2847191300,3ptp4l0-21swapper/323:40:053
5140992419,3cyclictest41-21ksoftirqd/323:49:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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