You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-11 - 07:23
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot7.osadl.org (updated Sun Jan 11, 2026 00:46:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3127802997254,0cyclictest0-21swapper/123:04:031
3127802997153,18cyclictest0-21swapper/119:51:231
3127802997052,18cyclictest0-21swapper/122:27:151
3127802997031,39cyclictest3203311-21ntpq21:20:211
3127802997030,39cyclictest0-21swapper/121:53:331
3127802996951,18cyclictest0-21swapper/119:22:311
3127802996910,39cyclictest3304203-21grep00:20:131
3127802996850,18cyclictest0-21swapper/120:24:231
3127802996828,39cyclictest3191741-21ntpq21:00:211
3127802996828,39cyclictest3191741-21ntpq21:00:211
3127802996749,18cyclictest331ktimers/120:17:281
312780299657,58cyclictest0-21swapper/123:36:551
312780299646,39cyclictest3226972-21taskset22:04:051
3127802996445,19cyclictest3228242-21/usr/sbin/munin22:05:151
3127802996426,38cyclictest3127800-21cyclictest00:18:211
3127802996324,39cyclictest0-21swapper/119:37:491
3127802996223,39cyclictest0-21swapper/119:55:171
3127802995818,39cyclictest3262821-21python323:05:251
3127802995818,39cyclictest3213980-21if_eno321:40:151
3127802995618,19cyclictest331ktimers/122:45:231
3127802995537,18cyclictest0-21swapper/122:24:351
3127802995533,22cyclictest0-21swapper/119:18:551
3127802995517,38cyclictest0-21swapper/123:59:051
3127802995517,19cyclictest0-21swapper/100:10:141
3127802995436,18cyclictest0-21swapper/123:48:521
3127802995436,18cyclictest0-21swapper/121:25:111
3127802995436,18cyclictest0-21swapper/120:13:551
3127802995436,18cyclictest0-21swapper/119:10:191
3127802995435,19cyclictest0-21swapper/122:58:271
3127802995435,19cyclictest0-21swapper/121:12:071
3127802995435,19cyclictest0-21swapper/121:12:071
3127802995435,19cyclictest0-21swapper/100:07:551
3127802995435,0cyclictest0-21swapper/123:10:231
3127802995434,20cyclictest331ktimers/121:05:191
3127802995419,35cyclictest0-21swapper/123:44:011
3127802995419,35cyclictest0-21swapper/121:56:411
3127802995419,35cyclictest0-21swapper/119:25:331
3127802995419,15cyclictest0-21swapper/120:52:181
312780299540,54cyclictest0-21swapper/120:38:131
3127804995314,39cyclictest52-21ksoftirqd/323:32:333
3127802995335,18cyclictest0-21swapper/123:20:351
3127802995335,18cyclictest0-21swapper/120:56:351
3127802995335,18cyclictest0-21swapper/120:46:431
3127802995335,18cyclictest0-21swapper/120:07:111
3127802995334,19cyclictest3235064-21grep22:15:251
3127802995334,19cyclictest0-21swapper/122:30:071
3127802995334,19cyclictest0-21swapper/121:17:241
3127802995334,19cyclictest0-21swapper/121:17:231
3127802995334,19cyclictest0-21swapper/120:33:031
3127802995334,19cyclictest0-21swapper/119:40:111
3127802995319,34cyclictest0-21swapper/100:26:211
3127802995318,15cyclictest0-21swapper/122:35:331
3127802995314,39cyclictest3216702-21/usr/sbin/munin21:45:151
3127802995314,39cyclictest0-21swapper/123:30:151
3127802995314,39cyclictest0-21swapper/123:18:571
3127802995314,39cyclictest0-21swapper/122:41:371
3127801995351,1cyclictest0-21swapper/023:30:200
3127804995214,19cyclictest3127538-21kworker/3:1+mm_percpu_wq20:02:183
3127802995234,18cyclictest0-21swapper/120:27:471
3127802995234,18cyclictest0-21swapper/119:47:011
3127802995233,19cyclictest0-21swapper/123:54:211
3127802995233,19cyclictest0-21swapper/122:52:111
3127802995233,19cyclictest0-21swapper/100:33:141
3127802995233,19cyclictest0-21swapper/100:02:551
3127802995213,39cyclictest0-21swapper/121:35:451
3127802995213,39cyclictest0-21swapper/120:40:211
312780299520,1cyclictest0-21swapper/123:25:161
3127802995133,18cyclictest0-21swapper/122:13:211
3127802995133,18cyclictest0-21swapper/120:00:171
3127802995133,18cyclictest0-21swapper/119:31:351
3127802995133,18cyclictest0-21swapper/100:38:591
3127802995132,19cyclictest0-21swapper/121:31:131
3127801995113,19cyclictest0-21swapper/023:20:160
3127801995113,19cyclictest0-21swapper/019:15:140
3127805995011,39cyclictest0-21swapper/419:40:164
3127805994911,19cyclictest0-21swapper/422:30:154
312780599479,0cyclictest191rcu_preempt22:20:144
3127805994728,19cyclictest0-21swapper/400:00:154
312780199456,39cyclictest0-21swapper/019:20:150
312780199450,19cyclictest0-21swapper/019:25:160
312780899435,19cyclictest0-21swapper/723:40:167
312780899423,39cyclictest0-21swapper/720:20:167
312780899390,39cyclictest0-21swapper/723:15:177
3127805993939,0cyclictest0-21swapper/421:45:164
312780399390,39cyclictest0-21swapper/221:19:172
312780399390,39cyclictest0-21swapper/221:19:172
312780199390,20cyclictest0-21swapper/020:05:160
312780899380,19cyclictest0-21swapper/722:35:227
3127804993819,19cyclictest0-21swapper/321:56:263
3127806993737,0cyclictest3305964-21kworker/5:1+events00:38:555
3127806993737,0cyclictest3175622-21kworker/5:0+events21:02:475
3127806993737,0cyclictest3175622-21kworker/5:0+events21:02:475
3127804993737,0cyclictest0-21swapper/321:49:433
312780499370,37cyclictest90650irq/68-eno6-TxRx-600:09:153
312780499370,18cyclictest0-21swapper/321:26:253
312780899360,36cyclictest0-21swapper/720:45:167
312780899360,17cyclictest0-21swapper/721:15:157
312780899360,17cyclictest0-21swapper/721:15:157
3127806993636,0cyclictest3285793-21kworker/5:0+events23:54:355
3127806993636,0cyclictest3285793-21kworker/5:0+events00:00:395
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional