You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-08 - 13:42
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 rackaslot8.osadl.org (updated Sat Aug 08, 2026 00:44:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
313962286255,20sleep20-21swapper/219:09:532
310322280253,18sleep10-21swapper/119:05:251
294392275246,19sleep00-21swapper/019:05:080
311782265234,21sleep30-21swapper/319:07:043
191142700,0sleep20-21swapper/223:05:162
173962650,0sleep10-21swapper/100:22:351
48422640,0sleep10-21swapper/122:37:111
315652600,0sleep00-21swapper/000:11:170
62642580,1sleep06265-21pmu-power00:35:190
298162580,0sleep00-21swapper/021:15:020
292132580,0sleep10-21swapper/100:10:141
242572570,3sleep012-21ksoftirqd/000:26:290
215462540,0sleep10-21swapper/122:08:211
317862480,0sleep10-21swapper/123:51:561
237292180,0sleep30-21swapper/300:06:343
213852180,1sleep30-21swapper/321:29:343
228572170,0sleep10-21swapper/121:30:111
111472160,0sleep20-21swapper/222:40:412
212642150,0sleep00-21swapper/023:45:220
3150899107,2cyclictest15032-21latency21:25:152
315089997,1cyclictest0-21swapper/221:50:172
315089993,4cyclictest27517-21dump-pmu-power23:50:002
315119984,3cyclictest275-21systemd-journal22:05:123
315119981,1cyclictest141rcu_preempt20:30:123
315089986,1cyclictest28-21ksoftirqd/223:15:012
315039980,5cyclictest12294-21systemctl00:20:001
314999985,2cyclictest12-21ksoftirqd/020:10:010
24065280,0sleep30-21swapper/322:49:033
1934280,0sleep20-21swapper/200:32:572
315119976,1cyclictest34-21ksoftirqd/322:55:013
315119976,1cyclictest34-21ksoftirqd/300:20:003
315119973,3cyclictest504-21dbus-daemon21:00:193
315119973,3cyclictest3960-21cat23:35:153
315119973,3cyclictest275-21systemd-journal21:09:123
315119972,3cyclictest275-21systemd-journal19:44:563
315119972,3cyclictest275-21systemd-journal19:20:003
315089976,1cyclictest13096-21ssh23:20:442
315089973,3cyclictest658-21snmpd00:22:442
315039976,1cyclictest18406-21runrttasks22:25:221
315039974,2cyclictest658-21snmpd23:17:371
315039973,4cyclictest8217-21kworker/1:122:45:111
315039973,4cyclictest8217-21kworker/1:122:44:021
315039971,4cyclictest501-21in:imuxsock00:05:001
315039970,6cyclictest13076-21grep19:40:011
315039970,4cyclictest17700-21basename23:05:011
314999976,1cyclictest12-21ksoftirqd/019:30:000
26167270,0sleep00-21swapper/022:10:320
23687270,0sleep20-21swapper/200:26:042
23107270,0sleep00-21swapper/022:29:020
13015270,0sleep20-21swapper/222:22:362
315119966,0cyclictest0-21swapper/322:36:523
315119966,0cyclictest0-21swapper/300:30:403
315119964,1cyclictest21949-21cron20:00:013
315119963,2cyclictest658-21snmpd22:00:463
315119963,2cyclictest6351-21ssh23:55:573
315119963,2cyclictest6193-21ntp_states00:35:193
315119963,2cyclictest3485-21sh00:14:373
315119963,2cyclictest29585-21diskstats20:15:153
315119963,2cyclictest275-21systemd-journal21:46:503
315119963,2cyclictest21272-21cat00:25:113
315119963,2cyclictest19434-21sh22:26:113
315119963,2cyclictest16607-21rm00:02:283
315119963,2cyclictest11847-21cat20:45:193
315119963,1cyclictest0-21swapper/323:05:243
315119962,3cyclictest8604-21cat20:40:143
315119962,3cyclictest7805-21tr19:25:193
315119962,3cyclictest6679-21cat21:20:153
315119962,3cyclictest6606-21apt-get21:40:113
315119962,3cyclictest658-21snmpd23:53:203
315119962,3cyclictest658-21snmpd23:01:393
315119962,3cyclictest658-21snmpd22:50:333
315119962,3cyclictest658-21snmpd22:50:333
315119962,3cyclictest658-21snmpd21:55:553
315119962,3cyclictest658-21snmpd21:54:583
315119962,3cyclictest658-21snmpd21:15:353
315119962,3cyclictest658-21snmpd20:52:193
315119962,3cyclictest658-21snmpd20:21:403
315119962,3cyclictest658-21snmpd19:23:183
315119962,3cyclictest6029-21expr20:35:133
315119962,3cyclictest32439-21find22:15:133
315119962,3cyclictest25921-21sshd21:12:113
315119962,3cyclictest2120-21uname20:25:173
315119962,3cyclictest19785-21cat23:25:133
315119962,1cyclictest0-21swapper/323:40:273
315119961,4cyclictest20821-21ntpq23:45:203
315119960,6cyclictest0-21swapper/323:12:363
315119960,6cyclictest0-21swapper/320:00:223
315119960,6cyclictest0-21swapper/300:22:073
315119960,5cyclictest30757-21/usr/sbin/munin21:35:123
315119960,5cyclictest275-21systemd-journal19:40:003
315119960,5cyclictest24838-21diskstats20:05:143
315119960,2cyclictest275-21systemd-journal19:31:293
315119960,0cyclictest0-21swapper/323:17:453
315089966,0cyclictest0-21swapper/221:20:412
315089966,0cyclictest0-21swapper/221:15:022
315089963,2cyclictest6671-21timerwakeupswit00:35:212
315089963,2cyclictest658-21snmpd23:18:192
315089963,2cyclictest658-21snmpd22:00:412
315089963,2cyclictest6074-21ssh22:57:272
315089963,2cyclictest26929-21ssh21:32:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional