You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-06-17 - 05:32
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 Tue Jun 17, 2025 00:44:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133522279222,17sleep30-21swapper/319:06:173
135732268233,23sleep10-21swapper/119:08:531
133592265232,21sleep00-21swapper/019:06:210
134042262229,21sleep20-21swapper/219:06:532
157052650,0sleep20-21swapper/221:40:492
277602590,0sleep30-21swapper/321:26:083
277602590,0sleep30-21swapper/321:26:083
25442590,0sleep00-21swapper/022:20:190
38642570,0sleep30-21swapper/300:25:203
3702570,0sleep20-21swapper/221:30:152
301322560,0sleep00-21swapper/022:16:420
274922540,0sleep30-21swapper/322:15:143
184932540,0sleep20-21swapper/220:30:132
1376299160,2cyclictest323-21ssh00:22:271
278482150,0sleep20-21swapper/200:18:302
1376299151,9cyclictest27787-21awk20:50:161
1376299151,8cyclictest508-21dbus-daemon23:48:281
1376299150,1cyclictest19982-21systemd-journal23:02:191
162002140,1sleep00-21swapper/000:36:530
1376299140,3cyclictest30418-21grep23:30:221
1376299140,1cyclictest19982-21systemd-journal22:55:011
277532130,0sleep327754-21idleruntime-cro19:40:013
1376299132,7cyclictest0-21swapper/122:03:031
1376299131,8cyclictest6151-21processes00:00:221
1376299130,3cyclictest24045-21ssh23:50:141
1376299130,3cyclictest18743-21ssh22:57:011
1376299130,3cyclictest15737-21ssh00:36:121
1376299130,2cyclictest4934-21fschecks_time20:00:141
1376299130,2cyclictest32402-21ssh23:55:211
1376299130,2cyclictest2309-21diskstats22:45:161
137512130,0sleep20-21swapper/222:29:462
1376299122,6cyclictest28399-21sh23:05:121
1376299122,6cyclictest2773-21ls00:25:121
1376299122,6cyclictest18737-21ssh23:21:401
1376299121,0cyclictest2613-21apt-get23:10:161
1376299120,3cyclictest2735-21ssh21:55:281
1376299120,2cyclictest23823-21ssh21:47:271
1376299120,2cyclictest22197-21cut19:25:171
1376299120,2cyclictest22197-21cut19:25:171
1376299120,2cyclictest19982-21systemd-journal20:15:001
1376299120,2cyclictest12000-21gltestperf20:15:151
1376299120,1cyclictest3615-21diskmemload21:15:151
1376299120,1cyclictest19086-21apt-get19:20:141
1376299120,11cyclictest27716-21sendmail19:40:011
1376299112,8cyclictest24433-21ntpq00:15:171
1376299111,8cyclictest19982-21systemd-journal21:07:001
1376299111,0cyclictest21046-21apt-get22:35:161
1376299110,3cyclictest28400-21ssh22:15:191
1376299110,3cyclictest17357-21ssh22:07:051
1376299110,3cyclictest14344-21ssh22:30:051
1376299110,3cyclictest13909-21chrt23:18:351
1376299110,3cyclictest11342-21ssh00:05:171
1376299110,2cyclictest3615-21diskmemload21:33:241
1376299110,2cyclictest28381-21ls22:40:181
1376299110,2cyclictest27589-21expr21:50:211
1376299110,2cyclictest22503-21sshd22:10:361
1376299110,2cyclictest20511-21ssh21:20:501
1376299110,2cyclictest19982-21systemd-journal20:10:001
1376299110,2cyclictest18128-21/usr/sbin/munin20:30:201
1376299110,2cyclictest17697-21chrt20:27:401
1376299110,1cyclictest3615-21diskmemload23:42:181
1376299110,1cyclictest3615-21diskmemload21:37:391
1376299110,1cyclictest3410-21mailstats19:55:201
1376299110,1cyclictest28619-21basename19:40:151
1376299110,1cyclictest22348-21ssh23:25:061
1376299110,1cyclictest15666-21chrt19:11:481
1376299110,1cyclictest14971-21ls20:20:221
1376299110,1cyclictest12598-21ssh00:34:361
1376299110,1cyclictest105062chrt22:26:161
1376299110,1cyclictest0-21swapper/121:40:031
1376299110,1cyclictest0-21swapper/120:45:231
1375899114,4cyclictest24596-21munin-run20:45:000
1376299103,6cyclictest30654-21snmpd21:25:301
1376299103,6cyclictest30654-21snmpd21:25:301
1376299101,8cyclictest673-21cat19:50:161
1376299101,2cyclictest4448-21df21:10:131
1376299101,1cyclictest3615-21diskmemload00:12:381
1376299101,1cyclictest30227-21apt-get19:45:131
1376299100,3cyclictest31080-21sed20:55:211
1376299100,2cyclictest502-21systemd-logind23:35:071
1376299100,2cyclictest32235-21sh21:00:131
1376299100,1cyclictest203482chrt20:35:051
1376299100,1cyclictest0-21swapper/122:20:241
1376299100,1cyclictest0-21swapper/119:30:201
137719994,3cyclictest19982-21systemd-journal20:29:033
137719990,8cyclictest21200-21sh21:21:313
137679994,3cyclictest19982-21systemd-journal23:12:352
137629990,3cyclictest16355-21cat19:15:011
137629990,2cyclictest23670-21awk20:40:201
27673280,0sleep30-21swapper/323:52:243
26770280,0sleep30-21swapper/323:28:023
137719984,3cyclictest508-21dbus-daemon22:00:013
137719983,3cyclictest19982-21systemd-journal19:33:593
137679984,3cyclictest19982-21systemd-journal23:03:362
137679984,3cyclictest19982-21systemd-journal21:20:002
137679983,3cyclictest19982-21systemd-journal20:53:142
137679983,3cyclictest19982-21systemd-journal00:31:012
137589987,1cyclictest12-21ksoftirqd/022:10:000
137589984,3cyclictest6206-21sshd22:48:000
137589983,3cyclictest19982-21systemd-journal19:54:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional

 
OSZAR »