You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-12 - 17:00
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 rackbslot7.osadl.org (updated Thu Mar 12, 2026 12:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1507421346,18sleep00-21swapper/007:04:490
15254991043,78cyclictest19940-21taskset08:55:443
152339910454,31cyclictest0-21swapper/009:05:440
152339910454,31cyclictest0-21swapper/009:05:440
15233991004,65cyclictest16598-21apt-get11:35:420
15247999777,8cyclictest0-21swapper/207:50:482
15247999676,10cyclictest0-21swapper/207:45:572
15247999676,10cyclictest0-21swapper/207:45:572
142992967,59sleep114330-21cat07:00:591
15247999576,9cyclictest0-21swapper/210:06:012
15233999433,33cyclictest15-21ksoftirqd/008:27:590
15247999372,12cyclictest0-21swapper/209:21:002
15247999274,9cyclictest0-21swapper/208:56:162
15247999175,8cyclictest0-21swapper/209:15:492
1511629115,51sleep215144-21munin-run07:05:242
1523399899,46cyclictest15-21ksoftirqd/008:15:520
15247998865,15cyclictest22669-21ssh11:45:402
1525499863,37cyclictest4221-21taskset10:20:553
15247998660,17cyclictest352-21runrttasks09:25:392
15239998665,11cyclictest0-21swapper/108:35:581
1523399862,60cyclictest1323-21apt-get11:10:510
15247998451,23cyclictest15518-21cpuspeed07:05:402
15247998451,23cyclictest15518-21cpuspeed07:05:402
15247998365,11cyclictest994-21ssh10:15:492
15233998362,15cyclictest4200-21sh10:20:550
15233998360,14cyclictest297-21systemd-logind08:10:240
15233998360,14cyclictest22475-21unixbench_singl09:00:580
15233998315,39cyclictest15-21ksoftirqd/008:01:300
15233998311,47cyclictest15-21ksoftirqd/009:22:040
1525499824,31cyclictest15838-21chrt07:05:493
1525499824,31cyclictest15838-21chrt07:05:493
1523399828,41cyclictest15-21ksoftirqd/008:53:020
15233998261,7cyclictest181rcu_preempt12:25:430
15233998261,7cyclictest181rcu_preempt12:25:430
1525499813,35cyclictest9244-21taskset10:30:233
1525499813,35cyclictest9244-21taskset10:30:233
15247998164,10cyclictest3100-21kworker/u18:1-events_unbound12:25:222
1523399817,34cyclictest15-21ksoftirqd/010:01:070
1523399813,41cyclictest15-21ksoftirqd/008:22:000
15233998125,30cyclictest15-21ksoftirqd/007:59:280
15233998120,33cyclictest15-21ksoftirqd/007:41:260
15233998120,33cyclictest15-21ksoftirqd/007:41:260
15233998116,32cyclictest211rcuc/010:50:500
15233998116,32cyclictest211rcuc/010:50:500
1525499805,56cyclictest0-21swapper/311:10:423
1525499803,37cyclictest25873-21taskset10:56:333
1525499803,34cyclictest22510-21taskset09:00:593
15239998010,32cyclictest352-21runrttasks11:29:571
15239998010,32cyclictest352-21runrttasks11:29:571
15233998048,25cyclictest0-21swapper/011:32:530
15233997961,12cyclictest22375-21systemd-run07:25:250
15233997957,17cyclictest603-21kworker/u19:0-ext4-rsv-conversion09:25:380
15233997938,12cyclictest12568-21users08:31:000
1523399793,57cyclictest22890-21diskmemload11:26:440
1523399793,57cyclictest22890-21diskmemload11:26:440
15239997858,9cyclictest0-21swapper/110:45:471
15233997856,15cyclictest11303-21ssh12:21:080
15233997855,8cyclictest181rcu_preempt11:05:240
15247997757,11cyclictest0-21swapper/211:25:592
15247997757,11cyclictest0-21swapper/211:25:592
1523999779,33cyclictest352-21runrttasks09:22:241
15239997715,23cyclictest23788-21seq10:54:111
15239997715,23cyclictest23788-21seq10:54:111
15239997711,30cyclictest352-21runrttasks12:31:471
15233997744,26cyclictest0-21swapper/009:48:010
15233997744,26cyclictest0-21swapper/009:48:010
1523399774,35cyclictest15-21ksoftirqd/007:27:530
15233997722,10cyclictest0-21swapper/009:34:430
15247997655,15cyclictest1-21systemd09:39:352
15247997651,16cyclictest1-21systemd08:55:242
15239997658,10cyclictest15223-21cyclictest11:13:341
15239997614,24cyclictest13901-21seq09:43:161
15239997612,26cyclictest4315-21seq08:06:331
15233997655,8cyclictest181rcu_preempt11:45:560
15233997655,15cyclictest297-21systemd-logind12:35:230
1523399764,37cyclictest15-21ksoftirqd/009:38:050
1523399763,33cyclictest15-21ksoftirqd/007:15:260
15233997612,39cyclictest15-21ksoftirqd/008:44:190
1525499753,21cyclictest20614-21chrt11:40:593
15247997554,10cyclictest0-21swapper/211:05:582
15247997552,16cyclictest15223-21cyclictest10:55:532
15247997521,18cyclictest27540-21sh11:00:322
15239997561,8cyclictest0-21swapper/109:30:231
15239997515,27cyclictest16633-21seq07:08:291
15239997515,27cyclictest16633-21seq07:08:291
15239997514,24cyclictest30347-21seq07:47:011
15239997514,24cyclictest30347-21seq07:47:011
15239997512,24cyclictest11951-21seq10:34:381
15233997551,8cyclictest181rcu_preempt12:07:050
15233997551,8cyclictest181rcu_preempt12:07:050
15233997529,25cyclictest15-21ksoftirqd/007:18:370
1523399752,39cyclictest27530-21latency_hist07:40:270
1525499744,26cyclictest32370-21chrt07:55:263
1525499743,34cyclictest2675-21chrt09:25:233
15247997459,9cyclictest58-21kcompactd007:26:492
15247997455,12cyclictest0-21swapper/212:25:592
15247997455,12cyclictest0-21swapper/212:25:592
15247997453,11cyclictest0-21swapper/207:35:442
1523999747,25cyclictest0-21swapper/111:04:491
15233997454,14cyclictest30889-21sshd07:50:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional