You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-05 - 22:02
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 Sun Jul 05, 2026 12:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15911991413,47cyclictest31260-21ssh11:52:510
159119913445,18cyclictest23613-21fschecks_count08:58:010
159119912854,11cyclictest0-21swapper/009:07:420
1562521226,15sleep00-21swapper/006:55:390
2214921050,7sleep10-21swapper/109:48:331
159179910448,8cyclictest181rcu_preempt10:32:541
15917999972,18cyclictest31570-21fschecks_time11:53:031
15911999869,21cyclictest10506-21gpgv12:12:420
15911999674,12cyclictest15903-21cyclictest07:57:550
15917999469,16cyclictest9889-21sh10:23:011
15911999055,13cyclictest0-21swapper/011:13:000
15911998968,14cyclictest25990-21rm09:55:560
15911998762,16cyclictest23064-21diskmemload11:22:500
15911998762,16cyclictest23064-21diskmemload11:22:500
15926998658,20cyclictest16291-21sh12:21:342
15917998553,12cyclictest181rcu_preempt10:37:551
15917998533,9cyclictest181rcu_preempt07:57:521
15911998560,13cyclictest0-21swapper/010:23:020
1522928511,33sleep20-21swapper/206:53:242
15926998451,24cyclictest20511-21sshd10:40:172
15911998451,13cyclictest181rcu_preempt10:57:540
15911998451,13cyclictest181rcu_preempt10:57:540
15917998350,11cyclictest181rcu_preempt08:43:451
15917998350,11cyclictest181rcu_preempt08:43:451
15926998264,12cyclictest19676-21snmpd07:37:422
15926998255,19cyclictest7622-21sh11:13:032
15911998259,14cyclictest16681-21cpuspeed08:37:560
15926998158,17cyclictest544-21cron09:32:392
15917998162,13cyclictest29104-21awk09:07:391
15917998152,20cyclictest8598-21cron09:27:391
15917998152,20cyclictest8598-21cron09:27:391
15917998152,11cyclictest58-21kcompactd008:12:561
15917998152,11cyclictest58-21kcompactd008:12:561
15911998163,11cyclictest14778-21apt-key08:32:430
15911998160,15cyclictest7432-21ssh12:07:370
15911998159,16cyclictest15903-21cyclictest07:13:010
15911998159,16cyclictest15903-21cyclictest07:13:010
15911998158,13cyclictest0-21swapper/007:08:170
15911998155,18cyclictest8245-21latency_hist08:12:420
15911998155,18cyclictest8245-21latency_hist08:12:420
15911998140,31cyclictest0-21swapper/011:07:180
15911998140,26cyclictest18049-21ssh10:36:460
15926998058,16cyclictest20137-21sh09:46:222
15926998053,20cyclictest5607-21sh10:15:332
15917998062,13cyclictest2707-21timerandwakeup11:58:171
15917998056,16cyclictest15903-21cyclictest07:53:041
15911998059,7cyclictest181rcu_preempt11:41:110
15911998053,19cyclictest19649-21latency_hist07:07:420
15911998052,19cyclictest10559-21fschecks_time11:18:010
15911998052,17cyclictest9811-21latency_hist08:17:420
15911998052,17cyclictest9811-21latency_hist08:17:420
15926997956,14cyclictest23064-21diskmemload11:02:022
15926997956,14cyclictest23064-21diskmemload11:02:022
15926997954,18cyclictest352-21runrttasks10:02:592
15917997960,13cyclictest352-21runrttasks12:06:461
15911997956,12cyclictest0-21swapper/009:38:120
15911997944,27cyclictest742-21kworker/u17:0+nfsiod12:27:410
15911997911,37cyclictest15944-21ssh12:20:350
15926997861,11cyclictest1561-21ssh11:03:022
15926997855,17cyclictest23064-21diskmemload11:47:322
15917997856,17cyclictest23064-21diskmemload09:58:071
15917997856,17cyclictest23064-21diskmemload09:58:071
15911997854,15cyclictest19798-21cron08:47:400
15911997854,15cyclictest19798-21cron08:47:400
15911997853,10cyclictest181rcu_preempt07:32:520
15911997851,19cyclictest1554-21fschecks_count10:09:410
15911997851,19cyclictest1554-21fschecks_count10:09:410
1577627812,43sleep115792-21modprobe06:57:391
1592699778,60cyclictest11359-21dpkg12:13:472
15926997757,13cyclictest298-21in:imuxsock08:07:402
15926997757,13cyclictest298-21in:imuxsock08:07:402
15911997754,14cyclictest11247-21diskmemload09:31:350
15911997754,12cyclictest0-21swapper/008:27:430
15911997747,21cyclictest16294-21fschecks_count06:58:010
1591199773,33cyclictest15030-21dpkg08:33:130
15926997653,15cyclictest352-21runrttasks09:52:082
15917997644,23cyclictest26134-21wc11:43:151
15917997635,8cyclictest181rcu_preempt10:28:001
15917997635,8cyclictest181rcu_preempt10:28:001
15911997659,12cyclictest12045-21kworker/u17:4+nfsiod10:27:570
15911997659,12cyclictest12045-21kworker/u17:4+nfsiod10:27:570
1591199763,34cyclictest32436-21runrttasks09:12:550
1591199763,34cyclictest32436-21runrttasks09:12:550
15926997552,16cyclictest32270-21ssh11:53:172
15926997545,23cyclictest2933-21sh09:17:512
15911997554,10cyclictest0-21swapper/008:52:420
15911997553,12cyclictest0-21swapper/007:22:420
1591199754,55cyclictest9368-21idleruntime-cro10:22:390
1591199753,30cyclictest10095-21fschecks_count08:18:010
15911997518,30cyclictest0-21swapper/011:49:080
15911997518,30cyclictest0-21swapper/011:49:080
1592699749,54cyclictest17960-21apt-get08:42:542
1592699749,54cyclictest17960-21apt-get08:42:542
15926997453,14cyclictest11259-21grep08:22:412
15926997448,18cyclictest7334-21sh10:18:122
1592699744,42cyclictest17500-21latency_hist07:02:412
15926997420,9cyclictest0-21swapper/211:37:422
15917997458,10cyclictest277-21dbus-daemon08:42:411
15917997451,17cyclictest8130-21ssh11:13:141
15917997442,13cyclictest7900-21ssh10:18:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional