You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-09-01 - 01:36
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 all highest latencies:
System rackdslot4.osadl.org (updated Sun Aug 31, 2025 12:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
91252204169,23sleep10-21swapper/107:06:101
134791202170,21phc2sys0-21swapper/307:06:493
94122201167,22sleep00-21swapper/007:09:420
91262199166,22sleep20-21swapper/207:06:112
43412810,1sleep34342-21grep08:00:313
134991630,1ptp4l401ktimersoftd/308:28:353
134991620,1ptp4l401ktimersoftd/308:16:083
134991620,1ptp4l401ktimersoftd/308:16:083
9729996127,5cyclictest33-21ksoftirqd/211:45:232
134991610,1ptp4l401ktimersoftd/312:39:303
9729996025,4cyclictest33-21ksoftirqd/209:30:202
9729996024,6cyclictest33-21ksoftirqd/208:10:262
9729996023,6cyclictest33-21ksoftirqd/210:50:232
9729996021,4cyclictest33-21ksoftirqd/208:20:232
134991600,1ptp4l401ktimersoftd/309:25:153
9729995927,5cyclictest33-21ksoftirqd/209:25:142
9729995926,5cyclictest33-21ksoftirqd/210:10:182
972999586,9cyclictest33-21ksoftirqd/208:15:172
972999586,9cyclictest33-21ksoftirqd/208:15:172
9729995829,5cyclictest33-21ksoftirqd/208:30:212
9729995827,5cyclictest33-21ksoftirqd/209:15:122
9729995826,9cyclictest33-21ksoftirqd/208:50:122
9729995826,10cyclictest33-21ksoftirqd/207:30:142
9729995825,5cyclictest33-21ksoftirqd/207:45:262
9729995821,6cyclictest33-21ksoftirqd/209:35:272
134991580,1ptp4l401ktimersoftd/312:17:303
9729995727,6cyclictest33-21ksoftirqd/209:10:182
9729995725,6cyclictest33-21ksoftirqd/210:40:012
9729995721,5cyclictest33-21ksoftirqd/212:00:152
9729995622,5cyclictest33-21ksoftirqd/210:10:002
9729995621,5cyclictest33-21ksoftirqd/208:45:162
9729995621,4cyclictest33-21ksoftirqd/211:30:142
9729995619,6cyclictest33-21ksoftirqd/207:15:162
972999555,5cyclictest33-21ksoftirqd/210:00:232
9729995524,7cyclictest33-21ksoftirqd/207:50:102
9729995522,7cyclictest33-21ksoftirqd/210:47:022
9729995520,11cyclictest33-21ksoftirqd/208:55:232
134991550,41ptp4l0-21swapper/307:10:013
9729995428,7cyclictest33-21ksoftirqd/207:40:242
9729995420,5cyclictest33-21ksoftirqd/210:55:132
9729995420,5cyclictest33-21ksoftirqd/207:20:182
9729995418,7cyclictest33-21ksoftirqd/208:35:512
972999536,3cyclictest12176-21apt-config07:15:002
972999534,4cyclictest33-21ksoftirqd/209:04:592
9729995318,7cyclictest33-21ksoftirqd/208:04:502
9729995317,7cyclictest33-21ksoftirqd/211:15:202
972999525,6cyclictest33-21ksoftirqd/209:50:002
972999524,6cyclictest33-21ksoftirqd/211:20:202
972999524,6cyclictest33-21ksoftirqd/211:20:202
972999524,5cyclictest29911-21cut12:10:002
9729995218,6cyclictest33-21ksoftirqd/212:11:022
134991520,1ptp4l401ktimersoftd/309:24:173
972999516,6cyclictest17562-21wc11:45:002
972999514,8cyclictest33-21ksoftirqd/211:35:142
9729995123,3cyclictest33-21ksoftirqd/210:25:182
9729995122,5cyclictest33-21ksoftirqd/211:50:152
9729995122,5cyclictest33-21ksoftirqd/210:40:122
9729995119,5cyclictest33-21ksoftirqd/211:25:242
972999506,8cyclictest33-21ksoftirqd/211:05:182
972999506,4cyclictest33-21ksoftirqd/209:05:132
972999505,8cyclictest33-21ksoftirqd/207:35:212
972999505,8cyclictest33-21ksoftirqd/207:35:202
972999505,5cyclictest33-21ksoftirqd/207:55:132
972999505,3cyclictest33-21ksoftirqd/212:20:182
972999502,5cyclictest33-21ksoftirqd/212:25:172
9729995019,6cyclictest33-21ksoftirqd/211:55:262
9729995018,7cyclictest33-21ksoftirqd/208:25:232
9727995031,16cyclictest9-21ksoftirqd/008:15:000
972999495,7cyclictest33-21ksoftirqd/208:40:192
972999494,5cyclictest33-21ksoftirqd/211:05:002
972999494,4cyclictest33-21ksoftirqd/210:30:142
972999493,7cyclictest33-21ksoftirqd/212:35:002
972999493,6cyclictest33-21ksoftirqd/212:15:282
9729994921,6cyclictest33-21ksoftirqd/210:15:252
972999484,5cyclictest33-21ksoftirqd/209:50:242
972999476,6cyclictest33-21ksoftirqd/209:24:442
972999476,5cyclictest33-21ksoftirqd/210:20:192
972999475,9cyclictest33-21ksoftirqd/207:25:272
972999475,5cyclictest33-21ksoftirqd/212:35:172
972999474,5cyclictest33-21ksoftirqd/211:10:132
972999473,7cyclictest33-21ksoftirqd/209:55:232
54932470,2sleep35495-21cpuspeed_turbos12:25:183
972999464,5cyclictest33-21ksoftirqd/209:45:002
972999454,6cyclictest5423-21df_abs08:05:142
134991430,0ptp4l401ktimersoftd/312:11:223
134991420,0ptp4l401ktimersoftd/310:46:533
80862410,1sleep10-21swapper/111:25:131
134991410,0ptp4l401ktimersoftd/310:55:203
134991400,0ptp4l401ktimersoftd/312:20:013
972899391,36cyclictest0-21swapper/112:04:061
134991390,0ptp4l401ktimersoftd/307:27:213
9730993833,3cyclictest41-21ksoftirqd/310:44:593
9728993833,3cyclictest28782-21sed08:50:181
9728993833,3cyclictest25-21ksoftirqd/111:25:001
9728993833,3cyclictest25-21ksoftirqd/111:25:001
134991380,0ptp4l401ktimersoftd/309:14:373
9730993731,4cyclictest41-21ksoftirqd/309:17:103
9730993731,4cyclictest41-21ksoftirqd/308:36:303
9728993731,4cyclictest25-21ksoftirqd/111:20:001
9728993731,4cyclictest25-21ksoftirqd/110:26:321
9730993630,4cyclictest41-21ksoftirqd/311:11:513
9730993630,4cyclictest41-21ksoftirqd/310:00:423
9730993630,4cyclictest41-21ksoftirqd/308:42:113
9730993630,4cyclictest41-21ksoftirqd/307:54:423
9730993629,5cyclictest41-21ksoftirqd/310:35:453
972899369,26cyclictest12970-21kworker/1:008:17:081
972899369,26cyclictest12970-21kworker/1:008:17:081
9728993631,3cyclictest25-21ksoftirqd/107:30:111
9728993630,4cyclictest25-21ksoftirqd/111:05:191
9728993630,4cyclictest25-21ksoftirqd/109:42:191
9728993630,4cyclictest25-21ksoftirqd/107:23:311
9728993629,5cyclictest25-21ksoftirqd/111:04:331
9727993631,3cyclictest9-21ksoftirqd/011:30:110
9727993630,4cyclictest9-21ksoftirqd/012:12:500
9727993630,4cyclictest9-21ksoftirqd/011:58:470
9727993630,4cyclictest9-21ksoftirqd/008:53:160
9727993629,5cyclictest9-21ksoftirqd/009:34:120
9727993629,4cyclictest9-21ksoftirqd/012:26:500
9730993531,3cyclictest41-21ksoftirqd/311:20:183
9730993531,3cyclictest41-21ksoftirqd/311:20:183
9730993529,4cyclictest41-21ksoftirqd/311:34:063
9730993529,4cyclictest41-21ksoftirqd/309:35:023
9728993529,4cyclictest25-21ksoftirqd/109:30:431
9728993529,4cyclictest25-21ksoftirqd/107:41:071
972899351,31cyclictest1621-21gnome-shell11:11:581
9727993529,4cyclictest9-21ksoftirqd/012:21:410
9727993529,4cyclictest9-21ksoftirqd/011:29:490
9727993529,4cyclictest9-21ksoftirqd/007:43:230
9727993529,4cyclictest9-21ksoftirqd/007:37:090
9727993529,4cyclictest9-21ksoftirqd/007:37:090
134991350,0ptp4l401ktimersoftd/310:05:193
134991350,0ptp4l401ktimersoftd/307:45:263
9730993430,3cyclictest41-21ksoftirqd/311:35:343
9730993429,3cyclictest41-21ksoftirqd/310:19:003
9730993428,4cyclictest41-21ksoftirqd/312:06:233
9730993428,4cyclictest41-21ksoftirqd/311:45:453
9730993428,4cyclictest41-21ksoftirqd/310:52:573
9730993428,4cyclictest41-21ksoftirqd/309:57:093
9730993428,4cyclictest41-21ksoftirqd/307:17:313
9730993427,4cyclictest41-21ksoftirqd/311:09:383
9728993428,4cyclictest25-21ksoftirqd/112:18:451
9728993428,4cyclictest25-21ksoftirqd/112:12:551
9728993428,4cyclictest25-21ksoftirqd/112:08:151
9728993428,4cyclictest25-21ksoftirqd/111:43:511
9728993428,4cyclictest25-21ksoftirqd/111:35:001
9728993428,4cyclictest25-21ksoftirqd/110:51:071
9728993428,4cyclictest25-21ksoftirqd/110:30:571
9728993428,4cyclictest25-21ksoftirqd/110:18:141
9728993428,4cyclictest25-21ksoftirqd/109:51:381
9728993428,4cyclictest25-21ksoftirqd/108:55:101
9728993428,4cyclictest25-21ksoftirqd/108:43:421
9727993429,3cyclictest9-21ksoftirqd/010:55:010
9727993429,3cyclictest9-21ksoftirqd/007:59:290
9727993428,4cyclictest9-21ksoftirqd/010:02:160
9727993428,4cyclictest9-21ksoftirqd/009:15:510
9727993428,4cyclictest9-21ksoftirqd/008:32:100
9730993328,3cyclictest41-21ksoftirqd/307:56:103
9730993328,3cyclictest41-21ksoftirqd/307:36:283
9730993328,3cyclictest41-21ksoftirqd/307:36:283
9730993327,4cyclictest41-21ksoftirqd/311:27:563
9730993327,4cyclictest41-21ksoftirqd/308:24:423
9730993327,4cyclictest41-21ksoftirqd/307:43:293
9728993328,3cyclictest25-21ksoftirqd/111:55:221
9728993328,3cyclictest25-21ksoftirqd/108:04:291
9728993327,4cyclictest25-21ksoftirqd/112:31:331
9728993327,4cyclictest25-21ksoftirqd/110:47:461
9728993327,4cyclictest25-21ksoftirqd/110:10:001
9728993327,4cyclictest25-21ksoftirqd/109:28:341
9728993327,4cyclictest25-21ksoftirqd/107:55:481
9728993327,4cyclictest25-21ksoftirqd/107:47:291
9727993328,3cyclictest9-21ksoftirqd/010:49:260
9727993328,3cyclictest9-21ksoftirqd/010:11:260
9727993328,3cyclictest9-21ksoftirqd/007:23:500
9727993327,4cyclictest9-21ksoftirqd/009:05:360
9727993327,4cyclictest9-21ksoftirqd/007:17:470
9727993327,4cyclictest9-21ksoftirqd/007:11:210
9727993327,3cyclictest9-21ksoftirqd/008:00:110
9730993227,3cyclictest41-21ksoftirqd/311:52:403
9730993227,3cyclictest41-21ksoftirqd/310:27:033
9730993226,4cyclictest41-21ksoftirqd/312:30:303
9730993226,4cyclictest41-21ksoftirqd/312:01:073
9730993226,4cyclictest41-21ksoftirqd/310:11:043
9730993226,4cyclictest41-21ksoftirqd/308:06:163
9728993227,3cyclictest25-21ksoftirqd/109:56:291
9728993226,4cyclictest25-21ksoftirqd/110:35:351
9728993226,4cyclictest25-21ksoftirqd/109:12:261
9728993226,4cyclictest25-21ksoftirqd/108:38:011
9728993226,4cyclictest25-21ksoftirqd/108:29:531
9728993226,4cyclictest25-21ksoftirqd/108:20:391
9728993226,4cyclictest25-21ksoftirqd/108:13:361
9728993226,4cyclictest25-21ksoftirqd/107:53:031
9728993225,5cyclictest25-21ksoftirqd/109:07:241
9727993227,3cyclictest9-21ksoftirqd/012:38:140
9727993227,3cyclictest9-21ksoftirqd/012:31:150
9727993227,3cyclictest9-21ksoftirqd/010:38:100
9727993227,3cyclictest9-21ksoftirqd/010:19:450
9727993227,3cyclictest9-21ksoftirqd/009:02:540
9727993227,3cyclictest9-21ksoftirqd/008:56:520
9727993227,3cyclictest9-21ksoftirqd/007:47:410
9730993127,3cyclictest41-21ksoftirqd/307:35:003
9730993126,3cyclictest41-21ksoftirqd/310:30:203
9730993126,3cyclictest41-21ksoftirqd/308:13:063
9730993125,4cyclictest41-21ksoftirqd/311:57:203
9730993125,4cyclictest41-21ksoftirqd/310:24:293
9728993125,4cyclictest25-21ksoftirqd/110:01:441
9728993124,5cyclictest25-21ksoftirqd/109:01:101
9727993127,3cyclictest9-21ksoftirqd/011:40:410
9727993127,3cyclictest9-21ksoftirqd/010:30:330
9727993126,3cyclictest9-21ksoftirqd/008:27:140
9727993125,4cyclictest9-21ksoftirqd/010:07:380
9727993125,4cyclictest9-21ksoftirqd/009:49:560
9727993125,4cyclictest9-21ksoftirqd/009:29:380
9727993125,4cyclictest9-21ksoftirqd/009:20:030
9730993025,3cyclictest41-21ksoftirqd/308:49:573
9730993024,4cyclictest41-21ksoftirqd/309:09:393
9730993024,4cyclictest41-21ksoftirqd/308:52:313
9730993024,4cyclictest41-21ksoftirqd/308:30:443
9728993025,3cyclictest25-21ksoftirqd/108:30:531
9728993025,3cyclictest25-21ksoftirqd/107:27:421
9728993024,4cyclictest25-21ksoftirqd/110:58:531
9728993024,4cyclictest25-21ksoftirqd/109:49:261
9728993024,4cyclictest25-21ksoftirqd/109:21:451
9728993023,4cyclictest25-21ksoftirqd/107:15:081
972899300,2cyclictest0-21swapper/108:46:181
9727993025,3cyclictest9-21ksoftirqd/011:10:350
9727993025,3cyclictest9-21ksoftirqd/010:58:120
9727993025,3cyclictest9-21ksoftirqd/010:24:420
9727993025,3cyclictest9-21ksoftirqd/007:30:360
9727993025,3cyclictest9-21ksoftirqd/007:26:440
9727993024,4cyclictest9-21ksoftirqd/009:54:290
9727993024,4cyclictest9-21ksoftirqd/009:36:010
9727993024,4cyclictest9-21ksoftirqd/008:46:060
134991300,9ptp4l401ktimersoftd/309:45:263
134991300,0ptp4l401ktimersoftd/311:15:253
134991300,0ptp4l401ktimersoftd/308:56:353
9730992924,3cyclictest41-21ksoftirqd/307:21:093
9728992924,3cyclictest25-21ksoftirqd/111:38:261
9728992923,4cyclictest25-21ksoftirqd/112:29:451
9728992923,4cyclictest25-21ksoftirqd/109:17:471
9727992924,3cyclictest9-21ksoftirqd/008:09:230
9727992923,4cyclictest9-21ksoftirqd/008:43:360
9727992923,4cyclictest9-21ksoftirqd/008:37:180
9727992923,4cyclictest9-21ksoftirqd/007:53:500
134991290,0ptp4l401ktimersoftd/311:42:073
134991290,0ptp4l401ktimersoftd/309:52:493
9730992823,3cyclictest41-21ksoftirqd/309:40:013
9730992822,4cyclictest41-21ksoftirqd/309:33:463
9728992823,3cyclictest25-21ksoftirqd/107:10:461
9728992822,4cyclictest25-21ksoftirqd/110:11:151
9727992822,4cyclictest9-21ksoftirqd/011:20:510
9727992822,4cyclictest9-21ksoftirqd/011:20:510
9727992822,4cyclictest9-21ksoftirqd/009:41:450
9727992822,4cyclictest9-21ksoftirqd/008:24:350
9728992722,3cyclictest25-21ksoftirqd/112:24:551
9728992722,3cyclictest25-21ksoftirqd/111:46:351
9728992721,4cyclictest25-21ksoftirqd/112:36:461
9728992721,3cyclictest25-21ksoftirqd/107:36:191
9728992721,3cyclictest25-21ksoftirqd/107:36:191
9727992722,3cyclictest9-21ksoftirqd/011:46:060
9727992722,3cyclictest9-21ksoftirqd/010:40:110
9727992721,4cyclictest9-21ksoftirqd/008:15:130
9727992721,4cyclictest9-21ksoftirqd/008:15:120
9730992621,3cyclictest41-21ksoftirqd/309:03:013
9728992621,3cyclictest25-21ksoftirqd/109:35:031
9728992620,4cyclictest25-21ksoftirqd/110:44:491
9727992621,3cyclictest9-21ksoftirqd/009:56:020
9727992620,4cyclictest9-21ksoftirqd/011:08:510
9728992518,4cyclictest25-21ksoftirqd/108:05:091
9727992519,4cyclictest9-21ksoftirqd/012:19:370
9727992519,4cyclictest9-21ksoftirqd/012:05:560
9727992419,3cyclictest9-21ksoftirqd/011:53:360
134991240,1ptp4l401ktimersoftd/311:00:283
9727992318,3cyclictest9-21ksoftirqd/010:26:190
9727992317,4cyclictest9-21ksoftirqd/011:38:240
9727992217,3cyclictest9-21ksoftirqd/009:12:230
9728992116,3cyclictest25-21ksoftirqd/111:51:481
9728992017,2cyclictest25-21ksoftirqd/110:21:451
9727992015,3cyclictest9-21ksoftirqd/011:16:330
9727991914,3cyclictest28352-21if_enp4s011:00:190
9727991813,3cyclictest25550-21df12:00:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional