You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-03 - 12:11
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 May 03, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
153839911055,48cyclictest11979-21sh21:35:151
15373991043,77cyclictest15655-21apt-get19:02:520
15373991012,68cyclictest22495-21apt-get22:47:120
1392729926,40sleep10-21swapper/118:57:231
15395999710,68cyclictest0-21swapper/222:47:142
140522979,58sleep014092-21if_eth018:57:260
15395999642,46cyclictest0-21swapper/221:07:012
15395999642,46cyclictest0-21swapper/221:07:012
1539599963,36cyclictest31518-21fschecks_time22:07:212
15373999646,33cyclictest4129-21threads00:02:330
15373999646,33cyclictest4129-21threads00:02:330
1537399943,82cyclictest25235-21taskset21:57:130
1537399943,82cyclictest25235-21taskset21:57:130
15395999366,18cyclictest6481-21apt-key21:27:002
1539599933,35cyclictest22213-21ssh21:52:192
1539599933,29cyclictest27807-21latency_hist19:37:012
1539599922,36cyclictest30471-21ntp_kernel_pll_21:12:252
15373999263,21cyclictest1636-21latency_hist22:12:010
1539599914,29cyclictest24505-21/usr/sbin/munin23:42:332
15395999138,45cyclictest0-21swapper/223:32:332
1539599913,34cyclictest12293-21open_inodes23:22:292
1539599913,33cyclictest15646-21find19:02:082
1539599904,29cyclictest14179-21fschecks_time20:33:252
1539599904,29cyclictest14179-21fschecks_time20:33:252
1539599904,29cyclictest14179-21fschecks_time20:33:252
1539599903,35cyclictest19485-21apt22:41:572
15395999033,49cyclictest0-21swapper/221:17:162
1539599903,31cyclictest14043-21ssh21:37:362
15395999025,55cyclictest0-21swapper/221:27:082
1539599902,26cyclictest835-21/usr/sbin/munin23:57:262
15383999070,14cyclictest7061-21switchtime00:07:321
15373999067,15cyclictest1131-21ssh23:57:330
1537399903,71cyclictest5533-21apt-get20:07:220
1537399903,71cyclictest5533-21apt-get20:07:220
1539599894,33cyclictest29032-21/usr/sbin/munin22:57:322
15395998937,43cyclictest0-21swapper/222:32:232
1539599893,35cyclictest5966-21idleruntime-cro00:06:562
1539599893,35cyclictest5966-21idleruntime-cro00:06:562
1539599893,35cyclictest18596-21latency_hist20:47:002
1539599893,32cyclictest12622-21fschecks_time00:17:202
15395998930,50cyclictest0-21swapper/221:42:232
15395998867,15cyclictest11773-21latency_hist20:26:592
15395998865,15cyclictest14950-21fschecks_time23:27:202
1539599883,36cyclictest27281-21runrttasks21:07:532
1539599883,36cyclictest27281-21runrttasks21:07:532
1539599883,35cyclictest2283-21grep19:57:192
1539599883,34cyclictest978-21ntpq19:52:262
1539599883,31cyclictest19207-21ntpq20:47:252
1539599883,31cyclictest16369-21wc20:37:542
15395998820,19cyclictest10655-21readlink21:32:312
1539599874,31cyclictest6396-21cstates00:07:142
1539599873,34cyclictest19199-21fschecks_time21:47:192
1539599873,34cyclictest19199-21fschecks_time21:47:192
1539599873,32cyclictest17970-21latency_hist00:26:592
1539599873,27cyclictest25181-21/usr/sbin/munin21:57:572
1539599873,27cyclictest25181-21/usr/sbin/munin21:57:572
15395998726,8cyclictest0-21swapper/222:52:132
15395998720,27cyclictest18299-21sh00:27:082
15383998758,17cyclictest15687-21dpkg19:02:521
15373998738,32cyclictest0-21swapper/022:26:570
1539599864,33cyclictest28644-21latency22:02:232
15395998639,40cyclictest2822-21fschecks_count23:07:182
1539599863,34cyclictest352-21runrttasks19:17:282
1539599863,29cyclictest2810-21grep22:12:352
1539599863,29cyclictest22782-21latency_hist22:47:012
1539599863,28cyclictest9510-21wc20:17:292
15395998621,9cyclictest0-21swapper/223:21:582
15395998621,9cyclictest0-21swapper/223:21:582
1539599853,35cyclictest21681-21latency_hist20:56:592
1539599853,34cyclictest9937-21/usr/sbin/munin00:12:292
1539599853,34cyclictest5783-21grep22:17:332
1539599853,34cyclictest29343-21latency_hist19:42:012
1539599853,33cyclictest27033-21ssh23:47:212
1539599853,33cyclictest27033-21ssh23:47:212
1539599853,32cyclictest20662-21apt-get23:37:072
1539599853,31cyclictest352-21runrttasks19:22:222
1539599853,31cyclictest11248-21grep22:27:232
1539599853,30cyclictest7438-21tune2fs20:12:252
15395998527,49cyclictest0-21swapper/219:07:042
1539599843,35cyclictest7004-21latency_hist20:12:002
1539599843,35cyclictest7004-21latency_hist20:12:002
1539599843,34cyclictest29692-21/usr/sbin/munin23:52:212
1539599843,33cyclictest8835-21head22:22:342
1539599843,33cyclictest20114-21fschecks_count19:13:552
1539599843,32cyclictest352-21runrttasks20:29:332
1539599843,32cyclictest29702-21fschecks_time19:42:192
141122847,52sleep214119-21kernelversion18:57:282
1539599833,33cyclictest32349-21unixbench_singl19:48:522
1539599833,33cyclictest32349-21unixbench_singl19:48:522
1539599832,32cyclictest24865-21cut19:27:202
15395998314,22cyclictest2277-21cron23:06:572
15373998325,27cyclictest24101-21cat21:02:230
15373998325,27cyclictest24101-21cat21:02:230
1539599824,31cyclictest22203-21fschecks_time20:57:202
1539599823,34cyclictest5889-21ssh23:12:182
1539599823,31cyclictest5245-21runrttasks20:07:002
1539599823,31cyclictest5245-21runrttasks20:07:002
15383998262,15cyclictest30751-21unixbench_multi23:52:351
15383998262,14cyclictest6481-21apt-key21:27:001
15373998258,16cyclictest22821-21sh21:52:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional