You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-18 - 03:53
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 Thu Dec 18, 2025 00:44:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133662300273,17sleep20-21swapper/219:05:452
136582278247,21sleep10-21swapper/119:09:291
134982266238,19sleep30-21swapper/319:07:263
135532259229,19sleep00-21swapper/019:08:070
57422570,0sleep30-21swapper/320:00:153
39312470,0sleep30-21swapper/322:20:133
1380099103,4cyclictest0-21swapper/223:25:002
1380099100,9cyclictest0-21swapper/220:55:002
138009991,7cyclictest1980-21ls21:05:012
138039984,2cyclictest275-21systemd-journal22:40:013
138009987,1cyclictest28-21ksoftirqd/200:00:002
138009982,3cyclictest24551-21munin-run21:55:012
137929986,1cyclictest12-21ksoftirqd/019:35:020
137929983,3cyclictest275-21systemd-journal23:30:060
138039973,3cyclictest30255-21apt23:20:133
138039973,2cyclictest275-21systemd-journal19:58:233
138039972,3cyclictest275-21systemd-journal19:54:133
138039972,3cyclictest275-21systemd-journal19:22:063
138039972,3cyclictest275-21systemd-journal00:28:533
138009976,1cyclictest28-21ksoftirqd/200:40:002
138009976,1cyclictest281ksoftirqd/223:55:002
138009975,1cyclictest281ksoftirqd/223:35:012
138009973,3cyclictest658-21snmpd21:31:152
138009970,6cyclictest24560-21entropy19:30:142
137979974,2cyclictest504-21dbus-daemon22:37:291
137979973,3cyclictest275-21systemd-journal00:29:441
137929973,3cyclictest7737-21diskstats20:05:140
138039964,1cyclictest23855-21smart_sda00:15:193
138039963,2cyclictest658-21snmpd21:09:303
138039963,2cyclictest658-21snmpd19:25:153
138039963,2cyclictest504-21dbus-daemon21:48:133
138039963,2cyclictest17197-21cat21:35:193
138039962,3cyclictest936-21ntpq21:00:173
138039962,3cyclictest734-21cat23:25:143
138039962,3cyclictest658-21snmpd23:50:093
138039962,3cyclictest658-21snmpd23:47:453
138039962,3cyclictest658-21snmpd23:31:533
138039962,3cyclictest658-21snmpd23:18:103
138039962,3cyclictest658-21snmpd22:50:373
138039962,3cyclictest658-21snmpd22:15:533
138039962,3cyclictest658-21snmpd21:57:533
138039962,3cyclictest658-21snmpd20:42:533
138039962,3cyclictest658-21snmpd20:31:323
138039962,3cyclictest658-21snmpd20:10:293
138039962,3cyclictest658-21snmpd19:45:403
138039962,3cyclictest658-21snmpd19:31:013
138039962,3cyclictest658-21snmpd00:37:313
138039962,3cyclictest658-21snmpd00:09:423
138039962,3cyclictest31189-21awk00:30:203
138039962,3cyclictest29312-21cat19:40:153
138039962,3cyclictest275-21systemd-journal23:57:373
138039962,3cyclictest275-21systemd-journal23:40:003
138039962,3cyclictest10997-21readlink21:25:013
138039961,1cyclictest16889-21apt-get19:15:133
138039960,6cyclictest0-21swapper/320:15:133
138039960,5cyclictest8932-21ntp_states22:30:173
138009965,1cyclictest28-21ksoftirqd/219:15:012
138009965,1cyclictest271rcuc/222:45:122
138009963,2cyclictest658-21snmpd20:40:112
138009963,2cyclictest658-21snmpd20:08:312
138009963,2cyclictest6435-21cat22:25:162
138009963,2cyclictest29255-21taskset00:28:482
138009963,2cyclictest26294-21grep23:10:122
138009962,3cyclictest6973-11brltty20:15:332
138009962,3cyclictest658-21snmpd23:41:572
138009962,3cyclictest658-21snmpd23:35:212
138009962,3cyclictest658-21snmpd22:58:222
138009962,3cyclictest658-21snmpd22:30:042
138009962,3cyclictest658-21snmpd22:03:322
138009962,3cyclictest658-21snmpd21:26:242
138009962,3cyclictest658-21snmpd21:17:192
138009962,3cyclictest658-21snmpd21:05:072
138009962,3cyclictest658-21snmpd20:58:242
138009962,3cyclictest658-21snmpd20:47:022
138009962,3cyclictest658-21snmpd19:49:322
138009962,3cyclictest658-21snmpd19:23:482
138009962,3cyclictest658-21snmpd00:15:122
138009962,3cyclictest658-21snmpd00:07:092
138009962,3cyclictest658-21snmpd00:04:182
138009962,3cyclictest5125-21cat21:10:152
138009962,3cyclictest275-21systemd-journal22:19:592
138009962,3cyclictest20645-21cat00:10:122
138009962,2cyclictest275-21systemd-journal21:45:012
138009960,5cyclictest275-21systemd-journal20:35:202
138009960,1cyclictest141rcu_preempt19:10:082
137979963,2cyclictest658-21snmpd22:27:001
137979963,2cyclictest658-21snmpd20:23:081
137979963,2cyclictest658-21snmpd00:06:451
137979963,2cyclictest24871-21/usr/sbin/munin00:20:151
137979963,2cyclictest21590-21sshd19:25:011
137979963,2cyclictest1-21systemd21:30:171
137979962,3cyclictest658-21snmpd23:57:001
137979962,3cyclictest658-21snmpd23:48:081
137979962,3cyclictest658-21snmpd22:21:511
137979962,3cyclictest658-21snmpd22:19:301
137979962,3cyclictest658-21snmpd22:12:391
137979962,3cyclictest658-21snmpd22:09:241
137979962,3cyclictest658-21snmpd22:02:301
137979962,3cyclictest658-21snmpd21:50:531
137979962,3cyclictest658-21snmpd21:42:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional