You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-15 - 04:06
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 rack7slot1.osadl.org (updated Wed Apr 15, 2026 00:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27623211753,23sleep00-21swapper/019:05:020
27623211753,23sleep00-21swapper/019:05:010
29626211455,54sleep20-21swapper/219:09:262
29626211455,54sleep20-21swapper/219:09:252
29410211454,55sleep10-21swapper/119:06:391
29410211454,55sleep10-21swapper/119:06:391
29531210378,20sleep30-21swapper/319:08:143
29531210378,20sleep30-21swapper/319:08:133
193862720,2sleep217386-21stress22:30:012
29773994928,19cyclictest0-21swapper/321:30:123
29773994928,19cyclictest0-21swapper/321:30:123
29772994711,25cyclictest0-21swapper/200:00:212
29773994529,13cyclictest0-21swapper/323:17:223
29773994529,13cyclictest0-21swapper/323:05:373
29773994528,15cyclictest0-21swapper/323:40:263
29773994429,13cyclictest0-21swapper/323:10:113
29773994427,14cyclictest0-21swapper/322:09:463
29773994427,14cyclictest0-21swapper/322:09:463
29773994327,13cyclictest0-21swapper/322:40:353
29773994127,12cyclictest0-21swapper/322:35:233
29773994126,12cyclictest0-21swapper/321:11:503
29773994125,13cyclictest0-21swapper/322:30:223
29773994117,22cyclictest0-21swapper/321:46:443
29773993925,12cyclictest0-21swapper/323:38:543
29773993925,12cyclictest0-21swapper/321:57:093
29773993922,15cyclictest0-21swapper/323:30:223
29772993910,26cyclictest0-21swapper/223:31:042
256892395,14sleep20-21swapper/220:10:362
2977399387,28cyclictest0-21swapper/300:07:123
2977099389,26cyclictest0-21swapper/022:14:540
2977099389,26cyclictest0-21swapper/022:14:540
216492385,13sleep20-21swapper/220:03:422
29773993723,12cyclictest0-21swapper/322:25:163
29773993722,12cyclictest0-21swapper/322:10:223
29773993722,12cyclictest0-21swapper/322:10:223
29773993710,24cyclictest0-21swapper/323:56:413
29773993710,24cyclictest0-21swapper/300:10:293
29771993710,24cyclictest0-21swapper/123:41:231
29771993710,24cyclictest0-21swapper/122:45:331
150132375,13sleep10-21swapper/119:46:091
41332365,13sleep00-21swapper/020:36:280
302732365,12sleep20-21swapper/220:24:202
2977399368,25cyclictest0-21swapper/323:45:203
29773993630,4cyclictest31918-21grep21:40:343
29773993630,4cyclictest24906-21irqstats20:10:183
29773993620,14cyclictest0-21swapper/323:21:333
29773993620,13cyclictest17389-21stress00:39:053
29773993617,17cyclictest0-21swapper/321:20:213
29773993617,16cyclictest0-21swapper/321:25:153
29773993610,24cyclictest0-21swapper/322:50:213
29772993615,18cyclictest0-21swapper/200:14:542
29772993612,21cyclictest0-21swapper/200:36:062
29772993612,21cyclictest0-21swapper/200:20:142
29771993615,19cyclictest0-21swapper/123:29:311
29771993615,19cyclictest0-21swapper/123:29:311
29771993615,19cyclictest0-21swapper/123:01:321
29771993615,19cyclictest0-21swapper/123:01:321
29770993611,22cyclictest0-21swapper/000:29:010
236162365,13sleep20-21swapper/220:06:352
87752355,12sleep20-21swapper/219:33:362
44022355,12sleep20-21swapper/220:39:472
29773993529,4cyclictest22996-21ntp_states20:05:203
29773993529,4cyclictest1657-21/usr/sbin/munin19:15:243
29773993521,12cyclictest17387-21stress23:54:593
29773993521,12cyclictest0-21swapper/321:35:303
29773993510,22cyclictest0-21swapper/300:30:173
29773993510,22cyclictest0-21swapper/300:30:163
2977299358,24cyclictest0-21swapper/222:13:232
2977299358,24cyclictest0-21swapper/222:13:222
29772993516,16cyclictest0-21swapper/222:15:322
29772993512,20cyclictest0-21swapper/221:10:162
29772993512,20cyclictest0-21swapper/200:17:262
29772993511,21cyclictest0-21swapper/223:10:222
29772993511,21cyclictest0-21swapper/222:30:312
29772993511,21cyclictest0-21swapper/221:55:382
29772993511,21cyclictest0-21swapper/200:25:262
2977099358,24cyclictest0-21swapper/023:25:150
2977099358,24cyclictest0-21swapper/023:25:150
29770993514,18cyclictest0-21swapper/021:15:400
172902355,10sleep00-21swapper/019:52:470
149502355,13sleep20-21swapper/219:45:262
67532344,13sleep00-21swapper/019:30:010
46852344,13sleep00-21swapper/020:40:050
43942345,10sleep10-21swapper/119:22:351
323402344,13sleep00-21swapper/020:27:590
2977399348,23cyclictest0-21swapper/322:00:343
2977399347,25cyclictest0-21swapper/300:16:453
29773993428,4cyclictest29171-21irqstats20:20:173
29773993428,4cyclictest26708-21df20:15:143
29773993428,4cyclictest12117-21ntp_states20:55:203
29773993424,8cyclictest17389-21stress22:21:293
29773993424,8cyclictest17389-21stress00:20:323
29773993424,8cyclictest17387-21stress00:25:263
29773993421,11cyclictest0-21swapper/321:10:023
29773993416,15cyclictest0-21swapper/322:55:123
29773993415,17cyclictest0-21swapper/319:51:183
29773993411,20cyclictest0-21swapper/321:50:153
2977299347,24cyclictest0-21swapper/223:35:152
29772993416,15cyclictest0-21swapper/221:43:052
29772993415,16cyclictest0-21swapper/221:50:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional