You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-02 - 11:54
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 792 highest latencies:
System rackdslot1.osadl.org (updated Fri Jan 02, 2026 00:45:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134491910,4ptp4l0-21swapper/323:25:483
1990699762,31cyclictest0-21swapper/219:40:252
19906996733,11cyclictest33-21ksoftirqd/222:35:212
19904996630,4cyclictest9-21ksoftirqd/023:10:290
134491660,3ptp4l0-21swapper/322:40:123
19906996530,6cyclictest33-21ksoftirqd/221:30:002
19906996528,6cyclictest33-21ksoftirqd/223:55:292
19904996532,8cyclictest9-21ksoftirqd/019:45:000
19906996433,4cyclictest33-21ksoftirqd/200:30:202
19906996431,5cyclictest33-21ksoftirqd/222:05:202
19906996429,8cyclictest33-21ksoftirqd/223:32:212
19904996421,4cyclictest9-21ksoftirqd/021:50:160
199282630,5sleep20-21swapper/223:45:252
19904996331,5cyclictest9-21ksoftirqd/022:10:010
19906996230,4cyclictest33-21ksoftirqd/220:50:192
19906996229,5cyclictest33-21ksoftirqd/223:15:152
19906996229,10cyclictest33-21ksoftirqd/223:20:182
19906996226,6cyclictest33-21ksoftirqd/221:00:312
19904996227,4cyclictest9-21ksoftirqd/020:10:220
19904996227,4cyclictest9-21ksoftirqd/020:10:220
302422610,5sleep00-21swapper/019:30:210
19906996130,6cyclictest33-21ksoftirqd/221:20:182
19906996129,7cyclictest33-21ksoftirqd/223:40:162
19906996129,5cyclictest33-21ksoftirqd/222:15:292
19906996126,6cyclictest33-21ksoftirqd/219:55:172
19906996125,6cyclictest33-21ksoftirqd/200:35:302
19906996031,7cyclictest33-21ksoftirqd/221:55:172
19906996029,5cyclictest33-21ksoftirqd/221:45:242
19906996028,6cyclictest33-21ksoftirqd/222:20:132
19906996028,6cyclictest33-21ksoftirqd/220:25:182
19906996028,5cyclictest33-21ksoftirqd/221:05:182
19906996026,4cyclictest33-21ksoftirqd/222:45:142
19906996025,5cyclictest33-21ksoftirqd/220:25:002
19906996023,7cyclictest33-21ksoftirqd/219:39:372
19906996022,5cyclictest33-21ksoftirqd/221:50:222
19904996029,9cyclictest9-21ksoftirqd/019:10:270
19904996023,6cyclictest9-21ksoftirqd/019:55:000
19904996013,8cyclictest9-21ksoftirqd/020:45:250
134491600,5ptp4l0-21swapper/022:10:160
134491600,4ptp4l0-21swapper/223:10:202
134491600,3ptp4l0-21swapper/323:40:063
19906995928,4cyclictest33-21ksoftirqd/222:25:152
19906995927,5cyclictest33-21ksoftirqd/219:45:152
19906995927,4cyclictest33-21ksoftirqd/221:30:012
19906995926,5cyclictest33-21ksoftirqd/221:15:242
19906995922,5cyclictest33-21ksoftirqd/220:40:162
19904995924,8cyclictest9-21ksoftirqd/021:40:150
19904995910,10cyclictest9-21ksoftirqd/023:05:010
134491590,4ptp4l0-21swapper/100:15:211
134491590,3ptp4l8711-21cat00:30:243
1990699585,6cyclictest29179-21tr20:40:002
19906995832,3cyclictest33-21ksoftirqd/200:15:112
19906995829,3cyclictest33-21ksoftirqd/222:30:232
19905995811,7cyclictest25-21ksoftirqd/120:54:271
19904995828,10cyclictest9-21ksoftirqd/022:25:210
19904995826,8cyclictest9-21ksoftirqd/022:24:090
19904995824,6cyclictest9-21ksoftirqd/023:20:290
19906995730,6cyclictest33-21ksoftirqd/221:10:222
1990599572,14cyclictest0-21swapper/123:32:281
19904995728,5cyclictest9-21ksoftirqd/020:50:120
19904995723,7cyclictest9-21ksoftirqd/022:58:350
134491570,5ptp4l0-21swapper/019:05:140
134491570,4ptp4l0-21swapper/019:55:190
134491570,3ptp4l0-21swapper/120:05:201
19906995627,6cyclictest33-21ksoftirqd/222:05:012
19906995623,5cyclictest33-21ksoftirqd/222:50:282
19906995615,9cyclictest33-21ksoftirqd/223:00:282
19904995632,4cyclictest9-21ksoftirqd/023:55:270
19904995627,4cyclictest9-21ksoftirqd/023:45:260
19904995617,3cyclictest9-21ksoftirqd/020:21:500
134491560,3ptp4l0-21swapper/300:35:283
19906995528,6cyclictest33-21ksoftirqd/219:10:192
19906995525,5cyclictest33-21ksoftirqd/219:20:212
19906995524,3cyclictest33-21ksoftirqd/200:23:272
19906995523,5cyclictest33-21ksoftirqd/220:55:292
1990699552,26cyclictest0-21swapper/223:53:582
19906995522,5cyclictest33-21ksoftirqd/200:10:132
1990699550,6cyclictest33-21ksoftirqd/222:40:122
19905995520,3cyclictest25-21ksoftirqd/122:44:181
19905995511,7cyclictest25-21ksoftirqd/119:45:001
1990499553,2cyclictest0-21swapper/000:35:130
19904995526,6cyclictest9-21ksoftirqd/000:00:190
134491550,4ptp4l0-21swapper/320:36:483
1990699545,7cyclictest33-21ksoftirqd/219:20:002
19906995434,9cyclictest33-21ksoftirqd/220:45:222
1990699543,24cyclictest0-21swapper/220:17:172
1990699542,28cyclictest0-21swapper/200:27:032
1990699542,28cyclictest0-21swapper/200:27:032
19905995413,5cyclictest25-21ksoftirqd/119:25:001
19904995415,3cyclictest9-21ksoftirqd/022:50:150
134491540,19ptp4l0-21swapper/322:25:283
1990699532,8cyclictest33-21ksoftirqd/223:00:002
1990599532,6cyclictest241ktimersoftd/121:25:001
19905995318,8cyclictest25-21ksoftirqd/100:09:491
19905995314,8cyclictest25-21ksoftirqd/120:30:231
19904995327,4cyclictest9-21ksoftirqd/023:25:220
19904995324,9cyclictest9-21ksoftirqd/019:35:250
19904995322,3cyclictest9-21ksoftirqd/020:36:360
19904995316,5cyclictest9-21ksoftirqd/020:40:190
1990499530,8cyclictest26611-21cron19:25:000
134491530,4ptp4l27649-21ls21:45:003
134491530,4ptp4l0-21swapper/321:05:543
134491530,3ptp4l0-21swapper/323:13:123
134491530,3ptp4l0-21swapper/319:14:043
134491530,12ptp4l0-21swapper/323:36:103
1990699525,7cyclictest33-21ksoftirqd/219:30:182
1990699522,7cyclictest33-21ksoftirqd/219:25:132
1990599523,6cyclictest0-21swapper/123:40:291
19905995216,8cyclictest25-21ksoftirqd/120:48:231
1990599520,9cyclictest241ktimersoftd/121:15:161
1990599520,5cyclictest0-21swapper/122:15:001
19904995225,6cyclictest9-21ksoftirqd/019:18:350
19904995221,6cyclictest9-21ksoftirqd/023:35:010
19904995217,3cyclictest9-21ksoftirqd/022:34:170
134491520,5ptp4l0-21swapper/322:05:243
134491520,4ptp4l0-21swapper/323:54:103
134491520,4ptp4l0-21swapper/322:20:273
134491520,4ptp4l0-21swapper/119:27:371
134491520,4ptp4l0-21swapper/023:43:440
19906995136,4cyclictest33-21ksoftirqd/200:05:012
19906995132,9cyclictest33-21ksoftirqd/222:10:242
1990699512,5cyclictest33-21ksoftirqd/223:25:292
1990699511,6cyclictest33-21ksoftirqd/223:35:292
1990599515,6cyclictest0-21swapper/119:11:521
1990599514,5cyclictest241ktimersoftd/120:20:131
1990599513,5cyclictest241ktimersoftd/119:30:271
1990599512,12cyclictest0-21swapper/123:15:551
1990599511,6cyclictest25-21ksoftirqd/121:55:261
19905995116,6cyclictest25-21ksoftirqd/100:05:011
1990599511,5cyclictest25-21ksoftirqd/121:10:171
1990499512,5cyclictest0-21swapper/022:40:180
19904995121,9cyclictest9-21ksoftirqd/000:10:160
19904995115,4cyclictest9-21ksoftirqd/021:35:210
1990499511,4cyclictest9-21ksoftirqd/000:06:300
134491510,4ptp4l0-21swapper/322:46:453
134491510,4ptp4l0-21swapper/319:32:593
1990699503,5cyclictest33-21ksoftirqd/220:35:002
1990699502,4cyclictest0-21swapper/200:08:102
1990599503,10cyclictest0-21swapper/123:47:471
1990599502,6cyclictest0-21swapper/123:36:001
1990599502,15cyclictest0-21swapper/122:35:191
1990599502,13cyclictest0-21swapper/123:28:251
1990599501,4cyclictest25-21ksoftirqd/100:10:271
1990599500,5cyclictest25-21ksoftirqd/119:55:261
1990499505,3cyclictest15304-21phc2sys23:35:250
1990499503,8cyclictest9-21ksoftirqd/021:05:290
1990499503,5cyclictest9-21ksoftirqd/021:30:000
1990499503,3cyclictest9-21ksoftirqd/020:00:230
19904995015,5cyclictest9-21ksoftirqd/019:25:130
134491500,5ptp4l0-21swapper/319:48:323
134491500,4ptp4l0-21swapper/022:00:200
1990699495,5cyclictest33-21ksoftirqd/223:05:162
1990699493,2cyclictest33-21ksoftirqd/221:40:002
1990699491,5cyclictest33-21ksoftirqd/220:10:222
1990699491,5cyclictest33-21ksoftirqd/220:10:222
1990599496,7cyclictest0-21swapper/122:00:401
1990599496,10cyclictest0-21swapper/119:19:501
1990599494,6cyclictest25-21ksoftirqd/121:40:141
1990599493,6cyclictest241ktimersoftd/120:15:241
1990599492,6cyclictest0-21swapper/122:29:331
1990599492,5cyclictest25-21ksoftirqd/119:50:001
1990599491,5cyclictest25-21ksoftirqd/121:30:591
1990599491,5cyclictest25-21ksoftirqd/100:22:451
19905994915,7cyclictest25-21ksoftirqd/120:27:051
19905994914,3cyclictest25-21ksoftirqd/121:03:111
19905994911,7cyclictest25-21ksoftirqd/122:50:121
1990599490,5cyclictest25-21ksoftirqd/121:45:311
1990599490,5cyclictest0-21swapper/123:07:201
1990599490,46cyclictest241ktimersoftd/120:10:181
1990599490,46cyclictest241ktimersoftd/120:10:181
1990499494,3cyclictest121rcu_preempt00:30:170
19904994937,3cyclictest9-21ksoftirqd/000:23:590
19904994930,3cyclictest9-21ksoftirqd/023:15:230
1990499492,5cyclictest9-21ksoftirqd/021:21:580
1990499492,5cyclictest0-21swapper/023:50:100
19904994913,3cyclictest9-21ksoftirqd/021:48:480
1990499490,6cyclictest9-21ksoftirqd/023:00:140
134491490,4ptp4l0-21swapper/323:20:463
134491490,4ptp4l0-21swapper/321:52:443
134491490,4ptp4l0-21swapper/021:33:110
134491490,4ptp4l0-21swapper/000:18:110
134491490,3ptp4l0-21swapper/300:28:033
134491490,3ptp4l0-21swapper/300:28:033
1990699486,6cyclictest33-21ksoftirqd/219:50:152
1990699485,2cyclictest33-21ksoftirqd/220:05:252
19906994825,9cyclictest33-21ksoftirqd/221:40:202
1990599482,6cyclictest25-21ksoftirqd/100:35:251
1990599482,6cyclictest0-21swapper/123:57:311
1990599482,6cyclictest0-21swapper/121:25:581
1990599480,6cyclictest25-21ksoftirqd/100:34:251
1990599480,5cyclictest25-21ksoftirqd/122:45:161
19904994830,8cyclictest9-21ksoftirqd/021:55:570
19904994816,2cyclictest9-21ksoftirqd/021:02:410
19904994815,2cyclictest9-21ksoftirqd/022:16:320
134491480,3ptp4l0-21swapper/300:02:263
1990699474,5cyclictest33-21ksoftirqd/220:03:192
1990599474,7cyclictest0-21swapper/122:15:281
1990599472,5cyclictest3459-21grep23:10:191
1990599472,10cyclictest0-21swapper/100:25:191
1990599472,10cyclictest0-21swapper/100:25:191
1990599471,6cyclictest25-21ksoftirqd/120:00:131
1990599470,12cyclictest25-21ksoftirqd/123:05:001
1990499473,4cyclictest9-21ksoftirqd/020:35:000
19904994734,4cyclictest9-21ksoftirqd/020:05:200
1990499473,3cyclictest9-21ksoftirqd/019:45:270
1990499472,5cyclictest9-21ksoftirqd/022:45:270
134491470,4ptp4l0-21swapper/321:55:043
134491470,4ptp4l0-21swapper/120:55:131
134491470,3ptp4l0-21swapper/120:35:261
1990599469,5cyclictest25-21ksoftirqd/120:40:221
1990599462,9cyclictest0-21swapper/119:52:131
1990599462,6cyclictest0-21swapper/122:32:171
1990599461,12cyclictest0-21swapper/123:52:441
1990599460,6cyclictest25-21ksoftirqd/121:40:011
1990499469,6cyclictest9-21ksoftirqd/020:25:250
19904994634,3cyclictest9-21ksoftirqd/000:25:190
19904994634,3cyclictest9-21ksoftirqd/000:25:180
1990499463,3cyclictest121rcu_preempt21:10:000
1990499461,9cyclictest9-21ksoftirqd/022:35:260
1990599452,9cyclictest0-21swapper/122:55:411
1990599452,6cyclictest0-21swapper/122:24:241
1990499453,3cyclictest9-21ksoftirqd/021:15:120
1990499450,8cyclictest9-21ksoftirqd/020:55:140
134491450,5ptp4l18137-21iostat19:05:191
134491450,3ptp4l0-21swapper/300:10:543
1990599442,6cyclictest0-21swapper/119:38:401
19905994425,3cyclictest25-21ksoftirqd/122:05:171
1990499441,3cyclictest9-21ksoftirqd/020:15:300
134491440,3ptp4l0-21swapper/123:20:121
134491430,4ptp4l0-21swapper/323:33:383
134491430,3ptp4l0-21swapper/300:10:013
1990599421,7cyclictest25-21ksoftirqd/121:05:161
134491420,5ptp4l0-21swapper/322:30:223
19907994135,4cyclictest41-21ksoftirqd/322:00:093
134491410,5ptp4l0-21swapper/321:10:203
134491410,5ptp4l0-21swapper/319:35:153
134491410,5ptp4l0-21swapper/300:20:283
134491410,4ptp4l19882-21ntp_states23:45:253
134491410,4ptp4l0-21swapper/323:05:323
134491410,4ptp4l0-21swapper/323:00:143
134491400,5ptp4l0-21swapper/319:09:593
134491400,4ptp4l0-21swapper/322:35:543
134491400,4ptp4l0-21swapper/300:19:403
134491400,3ptp4l6931-21apt-get22:10:103
134491400,3ptp4l23590-21apt-get23:55:163
134491390,4ptp4l19357-21timerwakeupswit20:15:303
134491390,4ptp4l14426-21tail20:05:253
134491390,4ptp4l0-21swapper/322:55:243
134491390,4ptp4l0-21swapper/322:53:293
134491390,4ptp4l0-21swapper/320:25:273
134491390,4ptp4l0-21swapper/320:20:153
134491390,4ptp4l0-21swapper/319:40:213
134491390,4ptp4l0-21swapper/319:27:403
134491390,4ptp4l0-21swapper/219:09:592
134491390,4ptp4l0-21swapper/121:51:151
134491380,4ptp4l0-21swapper/323:15:143
134491380,4ptp4l0-21swapper/322:15:303
134491380,4ptp4l0-21swapper/321:45:193
134491380,4ptp4l0-21swapper/320:55:243
134491380,4ptp4l0-21swapper/320:50:283
134491380,4ptp4l0-21swapper/320:41:353
134491380,4ptp4l0-21swapper/320:10:223
134491380,4ptp4l0-21swapper/320:10:223
134491380,4ptp4l0-21swapper/319:55:183
134491380,3ptp4l0-21swapper/321:30:233
134491380,3ptp4l0-21swapper/320:02:183
134491380,12ptp4l0-21swapper/321:36:103
134491370,5ptp4l0-21swapper/320:31:453
134491370,4ptp4l0-21swapper/321:27:023
134491370,4ptp4l0-21swapper/321:20:163
134491370,4ptp4l0-21swapper/319:17:283
134491370,3ptp4l0-21swapper/321:16:233
134491370,3ptp4l0-21swapper/320:47:273
134491370,3ptp4l0-21swapper/319:24:133
134491360,4ptp4l0-21swapper/321:02:043
134491330,4ptp4l0-21swapper/319:53:083
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional