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2026-09-05 - 18:52

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #3, 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 
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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 highest latencies:
System rack3slot6s.osadl.org (updated Sat Sep 05, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5451211087,18sleep00-21swapper/007:06:560
5418210796,6sleep20-21swapper/207:06:312
5449210494,6sleep30-21swapper/307:06:563
5628210080,15sleep10-21swapper/107:09:151
104722810,0sleep00-21swapper/012:13:070
249512790,1sleep1221ktimersoftd/109:45:121
228152780,0sleep10-21swapper/110:47:421
104602740,0sleep30-21swapper/312:13:063
327022720,1sleep3381ktimersoftd/312:35:183
140662600,1sleep10-21swapper/109:34:141
5715993330,2cyclictest3583-21kworker/u8:210:32:041
5717993229,2cyclictest9352-21kworker/u8:211:19:043
5717993229,2cyclictest8325-21kworker/u8:209:28:043
5717993229,2cyclictest3583-21kworker/u8:210:33:043
5717993229,2cyclictest21514-21kworker/u8:110:19:043
5717993229,2cyclictest16468-21kworker/u8:210:22:053
5717993229,2cyclictest15962-21kworker/u8:112:27:043
5717993229,2cyclictest14916-21kworker/u8:110:59:053
5717993128,2cyclictest24625-21kworker/u8:011:57:053
5717993128,2cyclictest2276-21kworker/u8:011:13:043
5717993128,2cyclictest15962-21kworker/u8:112:07:043
5717993128,2cyclictest15962-21kworker/u8:111:37:043
5717993127,3cyclictest30086-21kworker/u8:109:21:053
5716993128,2cyclictest25373-21kworker/u8:012:29:042
5716993128,2cyclictest16468-21kworker/u8:210:16:042
5715993128,2cyclictest25373-21kworker/u8:012:33:041
5715993128,2cyclictest21203-21kworker/u8:009:42:041
5717993027,2cyclictest7342-21kworker/u8:010:04:013
5717993027,2cyclictest2276-21kworker/u8:011:03:043
5717993027,2cyclictest15962-21kworker/u8:111:48:053
5717993027,2cyclictest15962-21kworker/u8:111:30:063
5717993027,2cyclictest15962-21kworker/u8:111:27:043
571699300,28cyclictest0-21swapper/211:10:132
5715993027,2cyclictest3583-21kworker/u8:210:40:041
5715993027,2cyclictest27508-21kworker/u8:110:09:061
5715993027,2cyclictest21203-21kworker/u8:009:51:051
5715993027,2cyclictest16468-21kworker/u8:210:12:041
5715993027,2cyclictest15962-21kworker/u8:111:26:041
5715993027,2cyclictest14916-21kworker/u8:110:50:041
5717992926,2cyclictest32113-21kworker/u8:211:42:043
5717992926,2cyclictest2825-21kworker/u8:009:31:043
5717992926,2cyclictest27508-21kworker/u8:109:59:043
5717992926,2cyclictest21203-21kworker/u8:009:54:043
5717992926,2cyclictest21203-21kworker/u8:009:43:043
5717992926,2cyclictest16468-21kworker/u8:210:10:053
5717992926,2cyclictest14955-21kworker/u8:209:37:053
5716992926,2cyclictest9352-21kworker/u8:211:07:042
5716992926,2cyclictest12169-21kworker/u8:212:22:022
5715992926,2cyclictest3496-21kworker/u8:012:08:051
5715992926,2cyclictest24436-21kworker/u8:009:17:041
5715992926,2cyclictest2276-21kworker/u8:011:11:051
5715992926,2cyclictest15962-21kworker/u8:112:02:051
5715992926,2cyclictest15962-21kworker/u8:111:52:041
5715992926,2cyclictest15962-21kworker/u8:111:38:061
5715992926,2cyclictest1594-21kworker/u8:008:31:041
5717992825,2cyclictest7427-21kworker/u8:207:20:043
5716992825,2cyclictest3583-21kworker/u8:210:42:042
5716992825,2cyclictest16468-21kworker/u8:210:13:052
5715992825,2cyclictest8325-21kworker/u8:208:58:011
5715992825,2cyclictest8325-21kworker/u8:208:46:061
5715992825,2cyclictest1398-21kworker/u8:209:57:041
5715992825,2cyclictest12169-21kworker/u8:212:39:051
5717992724,2cyclictest8325-21kworker/u8:209:14:053
5717992724,2cyclictest4135-21kworker/u8:108:30:053
5717992724,2cyclictest4135-21kworker/u8:108:27:043
5717992724,2cyclictest23917-21kworker/u8:108:10:043
5717992724,2cyclictest23917-21kworker/u8:108:07:053
5716992724,2cyclictest8325-21kworker/u8:209:18:042
5716992724,2cyclictest3583-21kworker/u8:210:29:052
5716992724,2cyclictest15962-21kworker/u8:112:17:042
5716992724,2cyclictest15962-21kworker/u8:111:47:052
5715992724,2cyclictest8325-21kworker/u8:209:20:041
5715992724,2cyclictest4135-21kworker/u8:108:37:051
5715992724,2cyclictest2787-21kworker/u8:107:38:011
5715992724,2cyclictest2787-21kworker/u8:107:12:011
5715992724,2cyclictest21514-21kworker/u8:110:25:051
5717992623,2cyclictest8325-21kworker/u8:209:19:043
5717992623,2cyclictest8325-21kworker/u8:209:07:043
5717992623,2cyclictest2787-21kworker/u8:107:15:053
5717992623,2cyclictest2787-21kworker/u8:107:11:043
5717992623,2cyclictest23917-21kworker/u8:107:57:053
5717992623,2cyclictest18158-21kworker/u8:007:50:043
5717992623,2cyclictest11736-21kworker/u8:007:25:043
5716992623,2cyclictest15962-21kworker/u8:111:40:042
5716992623,2cyclictest14955-21kworker/u8:209:46:062
5715992623,2cyclictest8873-21kworker/u8:010:35:051
5715992623,2cyclictest8873-21kworker/u8:010:35:041
5715992623,2cyclictest7427-21kworker/u8:207:22:021
5715992623,2cyclictest7427-21kworker/u8:207:19:041
5715992623,2cyclictest15962-21kworker/u8:112:26:041
5715992623,2cyclictest12327-21kworker/u8:008:54:041
5715992622,3cyclictest18158-21kworker/u8:007:41:041
5714992613,12cyclictest0-21swapper/010:20:120
5717992522,2cyclictest30072-21kworker/u8:208:16:043
5717992522,2cyclictest2787-21kworker/u8:107:38:053
5717992522,2cyclictest25373-21kworker/u8:012:30:043
5717992522,2cyclictest18158-21kworker/u8:007:47:043
5716992522,2cyclictest7342-21kworker/u8:010:02:022
5716992522,2cyclictest3496-21kworker/u8:012:10:052
5716992522,2cyclictest3496-21kworker/u8:012:09:042
5716992522,2cyclictest32113-21kworker/u8:211:35:042
5716992522,2cyclictest2825-21kworker/u8:009:30:042
5716992522,2cyclictest27508-21kworker/u8:110:06:042
5716992522,2cyclictest25373-21kworker/u8:012:35:052
5716992522,2cyclictest24625-21kworker/u8:011:59:052
5716992522,2cyclictest15962-21kworker/u8:111:53:042
5715992522,2cyclictest30072-21kworker/u8:208:22:051
5715992522,2cyclictest2787-21kworker/u8:107:34:051
5715992522,2cyclictest18158-21kworker/u8:007:48:051
5715992522,2cyclictest14916-21kworker/u8:110:56:061
5717992421,2cyclictest8325-21kworker/u8:208:56:053
5717992421,2cyclictest23917-21kworker/u8:108:00:043
5716992421,2cyclictest9352-21kworker/u8:211:22:052
5716992421,2cyclictest7427-21kworker/u8:207:23:052
5716992421,2cyclictest27508-21kworker/u8:109:58:042
5715992421,2cyclictest8325-21kworker/u8:209:02:051
5715992421,2cyclictest4135-21kworker/u8:108:40:041
5715992421,2cyclictest23917-21kworker/u8:107:58:061
309072240,2sleep030911-21gltestperf08:10:150
5717992320,2cyclictest8325-21kworker/u8:209:01:043
5716992320,2cyclictest3583-21kworker/u8:210:45:052
5716992320,2cyclictest3583-21kworker/u8:210:31:042
5716992320,2cyclictest23917-21kworker/u8:108:02:042
5716992320,2cyclictest1594-21kworker/u8:008:33:052
5715992320,2cyclictest23917-21kworker/u8:108:04:041
5716992219,2cyclictest8325-21kworker/u8:209:04:042
5716992219,2cyclictest4135-21kworker/u8:108:36:042
5716992219,2cyclictest28792-21kworker/u8:210:55:052
5716992219,2cyclictest23917-21kworker/u8:108:11:052
571699220,18cyclictest0-21swapper/210:37:052
571699220,18cyclictest0-21swapper/210:37:042
5715992219,2cyclictest8325-21kworker/u8:209:10:051
5715992219,2cyclictest8325-21kworker/u8:209:06:011
5715992219,2cyclictest14039-21kworker/u8:207:54:051
571599220,18cyclictest0-21swapper/109:25:041
571499220,20cyclictest0-21swapper/011:10:130
5716992118,2cyclictest8325-21kworker/u8:209:06:052
5716992118,2cyclictest8325-21kworker/u8:208:49:052
5716992118,2cyclictest2787-21kworker/u8:107:33:052
5716992118,2cyclictest2787-21kworker/u8:107:13:042
5716992118,2cyclictest23917-21kworker/u8:107:58:022
5716992118,2cyclictest18158-21kworker/u8:007:46:052
5716992118,2cyclictest15962-21kworker/u8:111:31:042
571699210,17cyclictest0-21swapper/209:29:042
571599210,18cyclictest0-21swapper/108:10:051
5716992017,2cyclictest8325-21kworker/u8:208:58:062
5716992017,2cyclictest8325-21kworker/u8:208:44:042
5716992017,2cyclictest2787-21kworker/u8:107:40:042
5714992017,2cyclictest0-21swapper/008:35:130
571799190,2cyclictest0-21swapper/312:04:043
571799190,2cyclictest0-21swapper/311:51:043
571799190,2cyclictest0-21swapper/310:50:043
571799190,2cyclictest0-21swapper/310:35:053
571799190,2cyclictest0-21swapper/310:35:043
571799190,2cyclictest0-21swapper/310:25:043
571799190,2cyclictest0-21swapper/310:05:043
571799190,2cyclictest0-21swapper/309:45:053
571799190,2cyclictest0-21swapper/308:22:053
571799190,2cyclictest0-21swapper/307:41:053
5716991916,2cyclictest8325-21kworker/u8:209:11:052
5716991916,2cyclictest7427-21kworker/u8:207:17:042
5716991916,2cyclictest4135-21kworker/u8:108:29:042
5716991916,2cyclictest30072-21kworker/u8:208:20:052
5716991916,2cyclictest30072-21kworker/u8:208:17:042
5716991916,2cyclictest2787-21kworker/u8:107:27:042
571699190,5cyclictest0-21swapper/209:41:042
571699190,2cyclictest29-21rcuc/210:51:042
571699190,2cyclictest0-21swapper/212:31:042
571699190,2cyclictest0-21swapper/212:00:052
571699190,2cyclictest0-21swapper/211:28:042
571699190,2cyclictest0-21swapper/210:20:042
571699190,2cyclictest0-21swapper/209:53:042
571699190,2cyclictest0-21swapper/209:36:052
571699190,18cyclictest0-21swapper/211:02:042
571599190,2cyclictest0-21swapper/112:13:051
571599190,2cyclictest0-21swapper/111:48:051
571599190,2cyclictest0-21swapper/111:41:041
571599190,2cyclictest0-21swapper/111:30:051
571599190,2cyclictest0-21swapper/111:17:041
571599190,2cyclictest0-21swapper/110:19:041
571599190,2cyclictest0-21swapper/107:25:041
571799180,11cyclictest0-21swapper/308:53:043
571599180,13cyclictest0-21swapper/108:18:041
571799170,2cyclictest0-21swapper/310:40:053
5716991714,2cyclictest2787-21kworker/u8:107:39:042
5716991714,2cyclictest23917-21kworker/u8:108:09:042
5716991714,2cyclictest14039-21kworker/u8:207:53:042
571799162,12cyclictest0-21swapper/312:22:413
571799160,2cyclictest0-21swapper/307:30:023
571699160,6cyclictest0-21swapper/211:15:122
571599160,2cyclictest0-21swapper/111:03:041
5717991511,2cyclictest14453-21ssh12:16:373
571799150,2cyclictest0-21swapper/308:40:043
571599150,14cyclictest0-21swapper/110:04:021
571499151,3cyclictest27684-21iostat_ios12:30:180
5714991512,2cyclictest0-21swapper/012:19:210
5714991512,2cyclictest0-21swapper/011:39:520
571499150,13cyclictest0-21swapper/011:15:170
571499150,13cyclictest0-21swapper/009:45:010
5717991411,2cyclictest0-21swapper/311:07:033
571799140,13cyclictest0-21swapper/310:48:523
571799140,13cyclictest0-21swapper/308:45:183
571799140,13cyclictest0-21swapper/308:37:013
571799140,12cyclictest0-21swapper/311:20:103
571699140,2cyclictest0-21swapper/208:51:042
5715991411,2cyclictest0-21swapper/112:24:121
571599140,2cyclictest0-21swapper/108:28:041
571599140,12cyclictest13272-21diskmemload12:15:291
571599140,12cyclictest0-21swapper/108:06:011
5714991411,2cyclictest0-21swapper/012:36:520
5714991411,2cyclictest0-21swapper/012:27:520
5714991411,2cyclictest0-21swapper/011:45:520
5714991411,2cyclictest0-21swapper/009:58:010
571499141,11cyclictest29501-21ssh12:00:130
571499141,11cyclictest29207-21ssh11:26:140
571499141,11cyclictest28524-21ssh09:15:270
571499141,11cyclictest0-21swapper/011:44:240
5714991410,2cyclictest0-21swapper/011:58:500
5714991410,2cyclictest0-21swapper/009:20:170
571499140,2cyclictest20466-21df_abs07:45:140
571499140,2cyclictest0-21swapper/010:32:110
571499140,2cyclictest0-21swapper/007:20:120
571499140,13cyclictest0-21swapper/010:25:020
571499140,13cyclictest0-21swapper/010:18:020
571499140,12cyclictest0-21swapper/011:22:150
189082140,3sleep018920-21ssh09:39:040
571699130,11cyclictest0-21swapper/209:23:202
5715991310,2cyclictest0-21swapper/111:06:161
5715991310,2cyclictest0-21swapper/109:35:141
571599130,2cyclictest0-21swapper/111:55:051
571599130,12cyclictest22077-21diskmemload11:22:551
571599130,12cyclictest0-21swapper/110:20:071
571499139,2cyclictest23030-21ntp_states07:50:160
571499133,6cyclictest0-21swapper/008:01:030
5714991310,2cyclictest0-21swapper/011:30:210
5714991310,2cyclictest0-21swapper/010:11:510
5714991310,2cyclictest0-21swapper/009:41:410
5714991310,2cyclictest0-21swapper/008:15:110
571499130,2cyclictest0-21swapper/011:53:010
571499130,2cyclictest0-21swapper/010:48:420
571499130,2cyclictest0-21swapper/010:41:010
571499130,2cyclictest0-21swapper/009:53:330
571499130,12cyclictest0-21swapper/011:08:010
571499130,12cyclictest0-21swapper/011:01:420
571499130,12cyclictest0-21swapper/010:38:520
571499130,12cyclictest0-21swapper/010:38:510
137512130,1sleep00-21swapper/009:33:460
571499129,2cyclictest28336-21munin-node0
571499129,2cyclictest0-21swapper/009:13:040
571499129,2cyclictest0-21swapper/007:26:040
571499128,2cyclictest30629-21ssh10:55:180
571499122,7cyclictest0-21swapper/008:53:580
571499122,7cyclictest0-21swapper/007:31:010
571499122,6cyclictest0-21swapper/008:41:010
571499120,2cyclictest0-21swapper/010:05:170
571499120,2cyclictest0-21swapper/007:11:040
571499120,11cyclictest12327-21kworker/u8:008:55:040
571499120,11cyclictest0-21swapper/012:21:280
571499120,11cyclictest0-21swapper/010:04:250
571499120,11cyclictest0-21swapper/009:03:320
245772120,2sleep00-21swapper/010:50:020
571499118,2cyclictest0-21swapper/008:30:190
571499118,2cyclictest0-21swapper/007:40:130
571499113,2cyclictest24700-21tune2fs07:55:150
571499111,8cyclictest9739-21munin-run07:20:000
571499110,10cyclictest0-21swapper/009:25:430
52672110,8sleep00-21swapper/012:07:460
571499102,7cyclictest0-21swapper/008:20:010
571499102,6cyclictest0-21swapper/007:36:020
571499101,7cyclictest12199-21apt-get08:45:120
57149996,2cyclictest0-21swapper/009:05:180
57149994,3cyclictest5526-21grep08:26:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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