You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-15 - 19:58

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 #e, slot #5

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
  
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 rackeslot5s.osadl.org (updated Fri May 15, 2026 12:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
928699280,2cyclictest13429-21awk08:25:011
928699280,24cyclictest12626-21unixbench_multi10:42:211
928799270,26cyclictest8222-21ssh10:38:592
9286992722,4cyclictest3054-21diskmemload12:24:461
9287992619,6cyclictest3054-21diskmemload10:52:212
928799260,25cyclictest6812-21ssh10:09:482
928799260,25cyclictest22198-21apt-get07:37:102
928799260,25cyclictest0-21swapper/208:22:122
928799260,22cyclictest7301-21ssh10:10:142
928799260,22cyclictest3724-21rm12:00:302
9286992621,4cyclictest4354-21ssh10:36:041
928699260,25cyclictest0-21swapper/107:17:121
928699260,25cyclictest0-21swapper/107:17:121
928699260,1cyclictest3297-21munin-run10:35:011
928699260,1cyclictest13334-21apt-get10:15:021
928699260,1cyclictest0-21swapper/111:37:231
928699260,1cyclictest0-21swapper/109:13:581
928899250,24cyclictest12641-21cat09:47:123
928899250,1cyclictest0-21swapper/310:17:203
9287992523,1cyclictest3388-21df_inode11:32:122
9287992520,4cyclictest0-21swapper/209:35:582
928799250,24cyclictest21030-21idleruntime-cro08:40:002
928799250,24cyclictest0-21swapper/210:48:092
928799250,21cyclictest0-21swapper/210:32:482
928799250,1cyclictest10659-21apt-get09:17:132
928799250,1cyclictest0-21swapper/212:22:172
928799250,1cyclictest0-21swapper/212:09:382
928799250,0cyclictest0-21swapper/211:22:132
9286992522,3cyclictest0-21swapper/109:23:111
928699250,2cyclictest2008-21ssh09:37:161
928699250,24cyclictest3953-21ssh11:03:371
928699250,24cyclictest0-21swapper/109:48:411
928699250,1cyclictest3992-21ssh12:00:501
928699250,1cyclictest32132-21ssh11:57:151
928699250,1cyclictest21429-21ssh09:54:331
928699250,1cyclictest16179-21ssh11:14:461
928699250,1cyclictest0-21swapper/111:51:001
928699250,1cyclictest0-21swapper/110:29:311
928599250,24cyclictest3054-21diskmemload10:10:170
9288992423,1cyclictest3054-21diskmemload11:25:573
9288992423,1cyclictest10099-21ssh10:41:083
928899242,21cyclictest3054-21diskmemload11:06:043
9288992420,3cyclictest18171-21apt11:45:013
928899240,24cyclictest0-21swapper/311:39:003
928899240,23cyclictest6387-21ssh09:41:583
928899240,23cyclictest3054-21diskmemload11:12:363
928899240,23cyclictest3054-21diskmemload10:58:223
928899240,1cyclictest16207-21sh08:30:003
9287992420,3cyclictest3054-21diskmemload11:37:112
9287992420,3cyclictest0-21swapper/209:24:052
9287992419,4cyclictest0-21swapper/209:57:122
928799241,22cyclictest0-21swapper/212:40:002
928799240,23cyclictest3054-21diskmemload09:40:142
928799240,23cyclictest10854-21apt-get10:42:112
928799240,23cyclictest0-21swapper/212:16:272
928799240,23cyclictest0-21swapper/211:46:472
928799240,23cyclictest0-21swapper/210:25:122
928799240,23cyclictest0-21swapper/209:27:542
928799240,20cyclictest0-21swapper/209:51:002
928799240,0cyclictest0-21swapper/210:17:122
9286992421,2cyclictest606-21dbus-daemon10:25:001
9286992421,2cyclictest3054-21diskmemload09:59:151
9286992420,3cyclictest0-21swapper/111:45:241
9286992420,3cyclictest0-21swapper/111:16:011
9286992419,4cyclictest3054-21diskmemload12:15:361
928699240,24cyclictest0-21swapper/110:12:061
928699240,1cyclictest0-21swapper/112:34:181
928699240,0cyclictest0-21swapper/112:25:101
928699240,0cyclictest0-21swapper/112:05:391
9285992423,1cyclictest0-21swapper/010:19:050
928599242,22cyclictest62550irq/127-eno111:00:160
928599240,23cyclictest3054-21diskmemload10:37:260
928599240,22cyclictest5900-21sh11:33:510
928599240,0cyclictest3054-21diskmemload10:55:090
928599240,0cyclictest0-21swapper/012:24:270
928599240,0cyclictest0-21swapper/012:14:440
9288992323,0cyclictest0-21swapper/310:00:213
9288992321,1cyclictest26684-21ssh09:58:483
9288992321,1cyclictest0-21swapper/312:00:283
9288992321,1cyclictest0-21swapper/311:00:163
928899230,23cyclictest3054-21diskmemload11:49:513
928899230,22cyclictest30628-21sh12:23:113
928899230,22cyclictest29655-21ssh09:32:243
928899230,22cyclictest21120-21ssh11:18:513
928899230,22cyclictest21033-21ssh12:15:253
928899230,22cyclictest0-21swapper/309:26:143
928899230,1cyclictest4783-21sh11:32:213
928899230,0cyclictest0-21swapper/312:36:373
928899230,0cyclictest0-21swapper/312:34:283
928899230,0cyclictest0-21swapper/310:36:443
928899230,0cyclictest0-21swapper/310:12:183
9287992323,0cyclictest0-21swapper/210:55:162
9287992322,1cyclictest3054-21diskmemload09:45:552
9287992322,1cyclictest0-21swapper/211:40:282
9287992321,2cyclictest0-21swapper/212:34:192
9287992321,2cyclictest0-21swapper/212:25:122
9287992321,2cyclictest0-21swapper/210:20:062
9287992320,3cyclictest0-21swapper/211:58:412
9287992320,0cyclictest0-21swapper/212:10:072
928799230,23cyclictest0-21swapper/211:26:332
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional