You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-24 - 13:01

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #1, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  Intel
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack1slot6s.osadl.org (updated Mon Aug 24, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2194991140,6rtkit-daemon0-21swapper/322:54:431
32684991046,19cyclictest0-21swapper/120:53:071
3269021020,5sleep3361ktimersoftd/317:48:133
3269021020,5sleep3361ktimersoftd/317:48:133
2194991020,5rtkit-daemon2193-21rtkit-daemon22:27:442
219499950,6rtkit-daemon0-21swapper/018:34:240
219499940,6rtkit-daemon0-21swapper/018:32:010
219499940,6rtkit-daemon0-21swapper/018:32:010
3268699924,53cyclictest0-21swapper/320:09:223
219499910,6rtkit-daemon2193-21rtkit-daemon19:48:060
3268699894,78cyclictest0-21swapper/320:14:423
3268699894,77cyclictest0-21swapper/321:48:143
3268699894,77cyclictest0-21swapper/321:20:593
3268699894,65cyclictest0-21swapper/320:28:333
3268699884,77cyclictest0-21swapper/322:41:133
3268699884,77cyclictest0-21swapper/322:41:133
3268699884,77cyclictest0-21swapper/321:59:493
3268699884,77cyclictest0-21swapper/321:59:493
3268699884,77cyclictest0-21swapper/319:53:363
3268699884,77cyclictest0-21swapper/319:53:363
3268699884,77cyclictest0-21swapper/318:08:403
3268699884,75cyclictest0-21swapper/319:18:103
3268699884,75cyclictest0-21swapper/319:18:103
3268699884,56cyclictest0-21swapper/323:13:163
3268699883,50cyclictest0-21swapper/321:15:483
3268699883,50cyclictest0-21swapper/321:15:483
3268699875,65cyclictest0-21swapper/322:11:223
3268699874,76cyclictest0-21swapper/321:08:193
32686998713,66cyclictest0-21swapper/321:43:363
3268699864,76cyclictest0-21swapper/318:23:333
3268699864,75cyclictest0-21swapper/322:31:373
3268699864,61cyclictest0-21swapper/322:52:103
3268699864,47cyclictest0-21swapper/322:58:493
3268699863,75cyclictest0-21swapper/322:45:593
219499860,9rtkit-daemon0-21swapper/322:53:283
3268699854,74cyclictest0-21swapper/321:53:343
3268699854,74cyclictest0-21swapper/320:27:383
3268699854,74cyclictest0-21swapper/320:05:443
3268699854,73cyclictest0-21swapper/319:48:573
3268699853,75cyclictest0-21swapper/323:04:553
3268699844,59cyclictest0-21swapper/321:33:303
3268699844,49cyclictest0-21swapper/321:03:343
3268699844,48cyclictest0-21swapper/319:18:213
3268699839,67cyclictest1547-21nscd19:43:083
3268699839,51cyclictest0-21swapper/320:33:383
3268699839,51cyclictest0-21swapper/320:33:383
3268699834,72cyclictest0-21swapper/321:03:053
3268699833,73cyclictest0-21swapper/322:21:573
32686998310,51cyclictest0-21swapper/319:58:363
3268699824,70cyclictest0-21swapper/318:03:473
3268699824,61cyclictest0-21swapper/322:06:033
3268699824,56cyclictest0-21swapper/321:33:063
219499820,23rtkit-daemon0-21swapper/118:43:380
3268699819,57cyclictest0-21swapper/320:52:473
3268699814,71cyclictest0-21swapper/318:38:293
3268699814,70cyclictest0-21swapper/320:55:333
3268699814,50cyclictest0-21swapper/322:23:143
3268699814,46cyclictest0-21swapper/318:45:003
3268699813,69cyclictest0-21swapper/320:47:013
32686998113,45cyclictest25930-21ntp_states22:13:313
3268699805,58cyclictest0-21swapper/320:19:223
3268699804,69cyclictest14034-21cpuspeed_turbos19:23:243
3268699804,69cyclictest0-21swapper/323:08:303
3268699804,68cyclictest0-21swapper/319:03:223
3268699804,48cyclictest0-21swapper/317:58:423
3268699804,10cyclictest14941-21munin-node18:18:433
3268699803,69cyclictest0-21swapper/319:43:233
32686998011,46cyclictest0-21swapper/321:23:323
3268699795,56cyclictest0-21swapper/321:39:333
3268699794,61cyclictest0-21swapper/322:33:273
3268699794,61cyclictest0-21swapper/322:33:273
3268699794,49cyclictest0-21swapper/317:53:243
32686997814,42cyclictest16094-21munin-node19:28:253
32685997824,44cyclictest9110-21idleruntime21:48:242
3268699774,66cyclictest0-21swapper/319:08:233
3268699773,60cyclictest20291-21diskstats18:28:283
3268699773,60cyclictest20291-21diskstats18:28:283
3268699773,53cyclictest0-21swapper/320:38:563
3268699773,10cyclictest22782-21fschecks_count18:33:313
32686997718,41cyclictest0-21swapper/319:33:403
3268699754,58cyclictest0-21swapper/318:53:443
219499750,3rtkit-daemon0-21swapper/021:17:100
219499750,3rtkit-daemon0-21swapper/021:17:100
42462742,64sleep20-21swapper/221:41:462
3268699743,49cyclictest29845-21df_inode18:48:263
32686997235,32cyclictest3470-21unixbench_multi18:58:433
3268699714,46cyclictest0-21swapper/318:15:083
3268699694,57cyclictest1169-21fschecks_time17:48:303
219499690,8rtkit-daemon0-21swapper/322:29:522
219499690,4rtkit-daemon2193-21rtkit-daemon20:59:330
32685996733,12cyclictest26469-21ssh20:38:072
32685996733,12cyclictest26469-21ssh20:38:072
32685996511,10cyclictest107550irq/46-eth022:48:012
219499650,6rtkit-daemon2193-21rtkit-daemon20:16:350
219499650,5rtkit-daemon2193-21rtkit-daemon21:06:180
219499650,4rtkit-daemon2193-21rtkit-daemon20:49:410
219499650,4rtkit-daemon2193-21rtkit-daemon20:04:420
219499650,2rtkit-daemon0-21swapper/020:02:350
32685996444,13cyclictest0-21swapper/221:58:182
32685996444,13cyclictest0-21swapper/221:58:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional