You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-09-17 - 01:30
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 100 highest latencies:
System rackdslot2.osadl.org (updated Mon Sep 16, 2024 12:46:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1235911770,6ptp4l401ktimersoftd/307:05:333
3221321650,7sleep31467799cyclictest08:55:203
1235911310,1ptp4l391rcuc/311:45:213
141122792,19sleep20-21swapper/207:06:262
57698750,16rtkit-daemon0-21swapper/007:05:100
14677996735,10cyclictest41-21ksoftirqd/308:16:493
14677996735,10cyclictest41-21ksoftirqd/308:16:493
14677996610,7cyclictest41-21ksoftirqd/310:20:243
57698620,2rtkit-daemon0-21swapper/011:55:200
14675996242,10cyclictest25-21ksoftirqd/110:15:131
14675996045,9cyclictest25-21ksoftirqd/109:25:101
14675995943,9cyclictest25-21ksoftirqd/111:35:121
14675995942,10cyclictest25-21ksoftirqd/108:25:181
14675995843,8cyclictest25-21ksoftirqd/109:15:101
14676995733,4cyclictest33-21ksoftirqd/209:32:002
14675995750,4cyclictest25-21ksoftirqd/112:00:011
14677995633,7cyclictest41-21ksoftirqd/312:28:403
14675995640,8cyclictest25-21ksoftirqd/112:20:111
223272550,2sleep20-21swapper/210:50:322
14677995528,7cyclictest41-21ksoftirqd/308:46:523
14675995549,3cyclictest25-21ksoftirqd/110:39:591
1467799534,6cyclictest41-21ksoftirqd/309:48:313
1467799534,6cyclictest41-21ksoftirqd/309:48:303
1467799533,6cyclictest41-21ksoftirqd/309:15:253
1467799533,6cyclictest41-21ksoftirqd/307:25:233
14677995323,7cyclictest41-21ksoftirqd/310:55:273
1467799527,6cyclictest41-21ksoftirqd/310:00:193
1467799524,7cyclictest41-21ksoftirqd/307:15:183
1467799524,6cyclictest41-21ksoftirqd/311:18:243
1467799523,6cyclictest41-21ksoftirqd/310:50:283
1467799523,5cyclictest41-21ksoftirqd/312:30:533
14675995238,8cyclictest25-21ksoftirqd/109:00:111
1467799516,6cyclictest41-21ksoftirqd/310:35:303
1467799514,7cyclictest41-21ksoftirqd/309:25:103
14677995130,8cyclictest41-21ksoftirqd/309:36:143
14676995128,20cyclictest33-21ksoftirqd/212:08:362
14675995144,4cyclictest25-21ksoftirqd/112:40:001
14675995144,4cyclictest25-21ksoftirqd/112:39:591
1467799503,6cyclictest41-21ksoftirqd/311:04:293
1467799503,6cyclictest41-21ksoftirqd/309:20:163
1467799500,8cyclictest41-21ksoftirqd/312:00:313
14675995044,4cyclictest25-21ksoftirqd/111:09:591
14675995043,4cyclictest25-21ksoftirqd/107:40:001
14675995043,3cyclictest25-21ksoftirqd/109:39:591
14677994944,3cyclictest41-21ksoftirqd/312:10:123
1467799493,6cyclictest41-21ksoftirqd/308:05:243
14677994935,4cyclictest41-21ksoftirqd/311:10:123
14677994935,4cyclictest41-21ksoftirqd/311:10:113
14675994942,4cyclictest25-21ksoftirqd/107:35:011
1467799483,6cyclictest41-21ksoftirqd/307:20:153
1467799483,3cyclictest41-21ksoftirqd/312:20:113
14677994832,7cyclictest41-21ksoftirqd/311:30:223
14675994842,4cyclictest25-21ksoftirqd/112:30:161
14674994841,4cyclictest31610-21sshd08:55:130
123591480,1ptp4l401ktimersoftd/312:05:223
1467799473,5cyclictest41-21ksoftirqd/309:00:283
14675994741,3cyclictest25-21ksoftirqd/108:35:001
14675994740,4cyclictest4224-21sshd09:05:151
1467499473,40cyclictest28657-21grep12:15:180
28692461,3sleep0121rcu_preempt12:30:150
14677994639,5cyclictest41-21ksoftirqd/307:40:253
1467799463,5cyclictest41-21ksoftirqd/312:38:133
1467799463,5cyclictest41-21ksoftirqd/312:38:133
14677994631,7cyclictest41-21ksoftirqd/309:30:143
14676994639,4cyclictest28357-21cron07:40:012
14675994641,3cyclictest25-21ksoftirqd/109:10:211
14675994639,4cyclictest25-21ksoftirqd/111:15:001
14675994639,4cyclictest25-21ksoftirqd/111:15:001
1403924615,18sleep10-21swapper/107:05:411
123591460,1ptp4l401ktimersoftd/311:05:333
14677994531,7cyclictest41-21ksoftirqd/307:59:153
1467799452,8cyclictest41-21ksoftirqd/309:59:333
14676994538,4cyclictest7670-21ls08:05:002
14675994540,3cyclictest25-21ksoftirqd/112:29:591
14675994531,7cyclictest25-21ksoftirqd/110:30:131
1467799443,6cyclictest41-21ksoftirqd/311:55:243
1467799443,6cyclictest41-21ksoftirqd/308:25:163
14677994428,8cyclictest41-21ksoftirqd/309:40:223
14677994428,8cyclictest41-21ksoftirqd/309:40:213
14677994427,7cyclictest41-21ksoftirqd/307:32:373
14677994425,8cyclictest41-21ksoftirqd/310:27:293
14675994439,3cyclictest25-21ksoftirqd/112:00:211
14675994438,4cyclictest25-21ksoftirqd/108:55:151
14675994437,4cyclictest25-21ksoftirqd/111:05:001
14675994437,4cyclictest25-21ksoftirqd/108:40:011
14675994437,4cyclictest25-21ksoftirqd/107:25:001
123591440,1ptp4l401ktimersoftd/307:51:453
1467799433,7cyclictest41-21ksoftirqd/310:40:273
14677994337,3cyclictest41-21ksoftirqd/310:09:153
14677994326,4cyclictest41-21ksoftirqd/311:21:373
14675994338,3cyclictest25-21ksoftirqd/108:50:001
14675994336,4cyclictest25-21ksoftirqd/111:00:001
14675994335,4cyclictest25-21ksoftirqd/108:20:131
123591430,1ptp4l401ktimersoftd/310:47:133
14677994236,3cyclictest41-21ksoftirqd/310:20:013
14677994230,4cyclictest41-21ksoftirqd/309:50:403
14675994237,3cyclictest25-21ksoftirqd/111:20:001
14675994236,4cyclictest25-21ksoftirqd/111:25:141
14675994236,3cyclictest25-21ksoftirqd/112:20:001
14675994236,3cyclictest25-21ksoftirqd/110:29:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional