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2026-05-30 - 22:42

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 May 30, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11831211694,16sleep20-21swapper/207:07:332
10742211691,19sleep00-21swapper/007:05:150
118322115104,6sleep30-21swapper/307:07:353
11828210279,6sleep10-21swapper/107:07:321
48302810,2sleep14831-21sh10:59:261
48302810,2sleep14831-21sh10:59:261
60872760,0sleep10-21swapper/111:34:131
66652690,0sleep00-21swapper/010:27:020
282332660,0sleep20-21swapper/211:56:232
1204799340,2cyclictest0-21swapper/009:00:100
258392250,0sleep2301ktimersoftd/212:28:012
1204899232,16cyclictest0-21swapper/109:20:041
1204899221,19cyclictest0-21swapper/112:30:101
1205099210,19cyclictest0-21swapper/312:30:113
1205099200,18cyclictest0-21swapper/310:45:113
1204999201,2cyclictest0-21swapper/209:42:052
1204899200,2cyclictest0-21swapper/109:05:121
1204899200,18cyclictest28338-21diskmemload10:30:041
1204799200,2cyclictest0-21swapper/011:50:120
127472190,1sleep20-21swapper/210:33:582
1205099191,16cyclictest16230-21sendmail08:40:003
12049991916,2cyclictest7298-21kworker/u8:209:24:042
12049991916,2cyclictest28582-21kworker/u8:009:49:042
12049991916,2cyclictest18345-21kworker/u8:207:46:052
12048991916,2cyclictest3374-21kworker/u8:211:40:041
12048991916,2cyclictest25000-21kworker/u8:210:22:041
12048991916,2cyclictest12507-21kworker/u8:109:35:041
12048991916,2cyclictest11645-21kworker/u8:110:42:041
1204899190,2cyclictest0-21swapper/109:42:051
1204899190,17cyclictest0-21swapper/109:17:041
1204799190,2cyclictest0-21swapper/008:20:110
1205099180,16cyclictest0-21swapper/311:59:493
12049991815,2cyclictest3374-21kworker/u8:211:36:012
12049991815,2cyclictest29066-21kworker/u8:012:37:042
12049991815,2cyclictest28917-21kworker/u8:111:30:042
12049991815,2cyclictest25000-21kworker/u8:210:18:042
12049991815,2cyclictest24628-21kworker/u8:210:55:042
12049991815,2cyclictest24628-21kworker/u8:210:55:042
12049991815,2cyclictest18345-21kworker/u8:207:34:042
12049991815,2cyclictest13616-21kworker/u8:011:26:042
1204999181,2cyclictest0-21swapper/211:10:052
1204999181,2cyclictest0-21swapper/211:10:052
1204999180,2cyclictest0-21swapper/211:05:042
1204999180,2cyclictest0-21swapper/211:05:042
12048991815,2cyclictest8571-21kworker/u8:310:09:041
12048991815,2cyclictest28917-21kworker/u8:111:28:041
12048991815,2cyclictest28283-21kworker/u8:008:16:041
12048991815,2cyclictest22680-21kworker/u8:012:08:041
1204899180,2cyclictest0-21swapper/111:05:041
1204899180,2cyclictest0-21swapper/111:05:041
1204899180,17cyclictest0-21swapper/109:32:051
1204899180,13cyclictest0-21swapper/107:56:011
12049991714,2cyclictest9459-21kworker/u8:312:15:042
12049991714,2cyclictest7928-21kworker/u8:108:24:042
12049991714,2cyclictest3274-21kworker/u8:208:15:052
12049991714,2cyclictest3274-21kworker/u8:208:08:042
12049991714,2cyclictest28283-21kworker/u8:007:58:042
12049991714,2cyclictest22680-21kworker/u8:012:03:042
12049991714,2cyclictest21491-21kworker/u8:007:29:042
12049991714,2cyclictest20541-21kworker/u8:009:03:042
12049991714,2cyclictest19457-21kworker/u8:010:08:042
12049991714,2cyclictest13616-21kworker/u8:011:21:042
12049991714,2cyclictest12507-21kworker/u8:109:51:042
12049991714,2cyclictest12507-21kworker/u8:109:27:042
12049991713,3cyclictest16697-21kworker/u8:012:23:042
1204999171,2cyclictest0-21swapper/210:45:042
12048991714,2cyclictest599-21kworker/u8:310:28:041
12048991714,2cyclictest23860-21kworker/u8:311:20:041
12048991714,2cyclictest1225-21kworker/u8:112:12:041
1204899170,2cyclictest15088-21sh11:10:051
1204899170,2cyclictest15088-21sh11:10:051
1205099161,13cyclictest30886-21grep07:55:133
12050991611,3cyclictest0-21swapper/312:25:203
1205099160,14cyclictest0-21swapper/310:43:193
12049991613,2cyclictest7928-21kworker/u8:108:25:042
12049991613,2cyclictest28582-21kworker/u8:009:58:052
12049991613,2cyclictest2184-21kworker/u8:109:18:012
12049991613,2cyclictest19457-21kworker/u8:010:10:042
12049991613,2cyclictest14034-21kworker/u8:108:55:042
12049991613,2cyclictest14034-21kworker/u8:108:44:052
12049991613,2cyclictest14034-21kworker/u8:108:35:042
12049991613,2cyclictest10504-21kworker/u8:208:31:042
1204899161,3cyclictest0-21swapper/109:45:141
12048991613,2cyclictest9275-21kworker/u8:111:49:051
12048991613,2cyclictest7311-21kworker/u8:211:01:041
12048991613,2cyclictest4260-21kworker/u8:107:25:041
12048991613,2cyclictest318-21kworker/u8:108:05:051
12048991613,2cyclictest28582-21kworker/u8:009:57:041
12048991613,2cyclictest28283-21kworker/u8:008:27:041
12048991613,2cyclictest28283-21kworker/u8:007:54:041
12048991613,2cyclictest22454-21kworker/u8:107:36:051
12048991613,2cyclictest21491-21kworker/u8:007:18:041
12048991613,2cyclictest21491-21kworker/u8:007:12:011
1204899160,2cyclictest23120-21copy10:45:041
1204899160,2cyclictest0-21swapper/112:21:041
12047991613,2cyclictest9459-21kworker/u8:312:24:010
1204799160,2cyclictest0-21swapper/012:17:040
1205099151,12cyclictest21250-21memory08:50:173
12050991510,3cyclictest694-21turbostat09:15:003
1205099150,13cyclictest0-21swapper/311:04:093
1205099150,13cyclictest0-21swapper/310:30:053
12049991512,2cyclictest21491-21kworker/u8:007:16:042
12049991512,2cyclictest21491-21kworker/u8:007:11:042
12049991512,2cyclictest18345-21kworker/u8:207:35:042
12049991512,2cyclictest14034-21kworker/u8:109:10:042
1204899153,7cyclictest0-21swapper/108:15:001
12048991512,2cyclictest7928-21kworker/u8:108:21:041
12048991512,2cyclictest30516-21kworker/u8:110:19:041
12048991512,2cyclictest22680-21kworker/u8:012:01:041
12048991512,2cyclictest22680-21kworker/u8:011:58:011
12048991512,2cyclictest14034-21kworker/u8:108:51:041
12048991512,2cyclictest14034-21kworker/u8:108:49:041
12048991512,2cyclictest11645-21kworker/u8:110:54:041
12048991512,2cyclictest11645-21kworker/u8:110:38:041
1204899150,2cyclictest0-21swapper/108:58:041
1205099149,3cyclictest11082-21munin-node3
12050991411,2cyclictest0-21swapper/312:20:393
12050991411,2cyclictest0-21swapper/311:26:093
12050991411,2cyclictest0-21swapper/310:59:493
12050991411,2cyclictest0-21swapper/310:59:493
12050991411,2cyclictest0-21swapper/310:26:493
1205099141,11cyclictest22809-21ssh11:17:263
1205099141,11cyclictest0-21swapper/309:59:443
12050991410,2cyclictest1921-21ssh09:49:383
1205099140,3cyclictest0-21swapper/311:30:133
1205099140,2cyclictest0-21swapper/310:10:003
1205099140,2cyclictest0-21swapper/310:06:193
1205099140,13cyclictest0-21swapper/311:50:193
1205099140,13cyclictest0-21swapper/309:54:593
1205099140,13cyclictest0-21swapper/309:35:493
1205099140,12cyclictest28338-21diskmemload11:22:433
1205099140,12cyclictest0-21swapper/310:04:013
1204999140,2cyclictest0-21swapper/212:30:042
1204999140,2cyclictest0-21swapper/211:16:012
1204999140,2cyclictest0-21swapper/210:02:042
1204999140,12cyclictest0-21swapper/207:50:142
1204899141,7cyclictest0-21swapper/109:15:001
12048991411,2cyclictest9275-21kworker/u8:111:50:011
12048991411,2cyclictest4260-21kworker/u8:107:21:051
12048991411,2cyclictest318-21kworker/u8:108:04:041
1204899140,6cyclictest0-21swapper/111:17:041
1204899140,2cyclictest0-21swapper/110:02:041
1204899140,10cyclictest0-21swapper/109:01:041
1204899140,10cyclictest0-21swapper/108:34:041
1204799146,6cyclictest28338-21diskmemload10:11:050
12047991411,2cyclictest0-21swapper/010:38:450
12047991410,2cyclictest30470-21ssh10:51:340
1204799140,12cyclictest0-21swapper/011:30:170
1204799140,12cyclictest0-21swapper/011:24:420
12050991310,2cyclictest28338-21diskmemload12:01:403
12050991310,2cyclictest0-21swapper/312:18:293
12050991310,2cyclictest0-21swapper/312:12:423
12050991310,2cyclictest0-21swapper/311:35:203
12050991310,2cyclictest0-21swapper/310:50:503
12050991310,2cyclictest0-21swapper/310:35:093
12050991310,2cyclictest0-21swapper/310:18:293
12050991310,2cyclictest0-21swapper/308:15:123
12050991310,2cyclictest0-21swapper/307:41:013
12050991310,2cyclictest0-21swapper/307:41:013
1205099130,2cyclictest0-21swapper/311:11:503
1205099130,2cyclictest0-21swapper/311:11:503
1205099130,2cyclictest0-21swapper/308:30:293
1205099130,11cyclictest28338-21diskmemload10:23:533
1205099130,11cyclictest0-21swapper/311:45:023
1204999138,3cyclictest28807-21hddtemp_smartct10:50:162
12049991310,2cyclictest0-21swapper/210:27:562
12049991310,2cyclictest0-21swapper/209:31:272
1204999130,2cyclictest0-21swapper/210:37:042
1204999130,2cyclictest0-21swapper/210:21:052
1204999130,12cyclictest0-21swapper/211:50:052
1204999130,12cyclictest0-21swapper/209:05:182
1204999130,12cyclictest0-21swapper/208:45:162
1204899138,3cyclictest0-21swapper/112:15:161
1204899131,10cyclictest0-21swapper/107:40:141
1204899131,10cyclictest0-21swapper/107:40:131
12048991310,2cyclictest0-21swapper/112:26:021
12048991310,2cyclictest0-21swapper/109:53:271
12048991310,2cyclictest0-21swapper/107:45:291
1204899130,2cyclictest0-21swapper/110:11:041
1204899130,2cyclictest0-21swapper/109:26:371
12047991310,2cyclictest599-21kworker/u8:310:30:040
12047991310,2cyclictest0-21swapper/011:26:140
12047991310,2cyclictest0-21swapper/011:13:010
12047991310,2cyclictest0-21swapper/011:13:010
12047991310,2cyclictest0-21swapper/011:07:540
12047991310,2cyclictest0-21swapper/011:07:540
12047991310,2cyclictest0-21swapper/010:02:000
12047991310,2cyclictest0-21swapper/009:35:180
1204799130,2cyclictest0-21swapper/010:55:540
1204799130,2cyclictest0-21swapper/010:55:540
1204799130,2cyclictest0-21swapper/009:40:130
1204799130,11cyclictest31609-21ssh09:12:370
1204799130,11cyclictest2358-21ssh12:37:150
1204799130,11cyclictest0-21swapper/010:47:420
1204799130,11cyclictest0-21swapper/009:50:480
1204799130,11cyclictest0-21swapper/009:21:300
155472120,8sleep315557-21ssh09:30:023
138542120,3sleep03649-21snmpd07:12:320
1205099129,2cyclictest0-21swapper/311:40:213
1205099129,2cyclictest0-21swapper/309:21:213
1205099129,2cyclictest0-21swapper/307:15:133
1205099120,2cyclictest0-21swapper/312:35:503
1205099120,2cyclictest0-21swapper/308:05:133
1205099120,11cyclictest0-21swapper/312:05:333
1205099120,11cyclictest0-21swapper/311:05:313
1205099120,11cyclictest0-21swapper/311:05:313
1205099120,11cyclictest0-21swapper/309:40:533
1205099120,11cyclictest0-21swapper/309:15:403
1205099120,11cyclictest0-21swapper/308:40:493
1205099120,11cyclictest0-21swapper/308:21:013
1205099120,11cyclictest0-21swapper/307:35:013
1204999129,2cyclictest0-21swapper/211:45:262
1204999129,2cyclictest0-21swapper/211:01:262
1204999129,2cyclictest0-21swapper/209:36:552
1204999127,3cyclictest9061-21ssh12:10:172
1204999120,2cyclictest0-21swapper/212:05:042
1204999120,11cyclictest0-21swapper/210:40:142
1204999120,11cyclictest0-21swapper/208:01:042
1204999120,10cyclictest0-21swapper/208:11:012
1204899129,2cyclictest0-21swapper/112:35:181
1204899121,3cyclictest0-21swapper/108:35:151
1204899120,2cyclictest0-21swapper/111:35:381
1204799129,2cyclictest0-21swapper/012:33:490
1204799129,2cyclictest0-21swapper/011:46:280
1204799129,2cyclictest0-21swapper/011:35:250
1204799129,2cyclictest0-21swapper/011:15:120
1204799129,2cyclictest0-21swapper/010:05:430
1204799129,2cyclictest0-21swapper/008:55:150
1204799129,2cyclictest0-21swapper/008:01:050
1204799120,2cyclictest28338-21diskmemload09:27:120
1204799120,2cyclictest0-21swapper/012:25:400
1204799120,2cyclictest0-21swapper/012:11:570
1204799120,2cyclictest0-21swapper/010:15:040
1204799120,2cyclictest0-21swapper/009:47:560
1204799120,2cyclictest0-21swapper/009:30:240
1204799120,11cyclictest20722-21ssh10:41:220
1204799120,11cyclictest0-21swapper/012:06:120
1204799120,11cyclictest0-21swapper/012:00:180
1204799120,11cyclictest0-21swapper/011:40:240
1204799120,11cyclictest0-21swapper/011:00:120
1204799120,11cyclictest0-21swapper/010:21:200
1204799120,11cyclictest0-21swapper/009:55:150
1204799120,11cyclictest0-21swapper/009:05:160
1204799120,11cyclictest0-21swapper/008:40:150
1204799120,11cyclictest0-21swapper/008:05:410
1204799120,11cyclictest0-21swapper/007:50:210
1204799120,11cyclictest0-21swapper/007:40:120
1204799120,11cyclictest0-21swapper/007:40:120
1205099118,2cyclictest0-21swapper/308:10:163
1205099116,3cyclictest16580-21tr07:20:133
1205099112,6cyclictest0-21swapper/308:26:003
1205099110,10cyclictest0-21swapper/307:45:593
1205099110,10cyclictest0-21swapper/307:39:323
1205099110,10cyclictest0-21swapper/307:25:333
1204999110,2cyclictest0-21swapper/211:40:532
1204999110,2cyclictest0-21swapper/208:54:042
1204999110,10cyclictest0-21swapper/207:41:002
1204999110,10cyclictest0-21swapper/207:41:002
1204899111,8cyclictest16452-21munin-node1
1204899111,8cyclictest0-21swapper/107:30:121
1204799110,2cyclictest0-21swapper/009:17:510
1204799110,10cyclictest0-21swapper/011:55:030
1204799110,10cyclictest0-21swapper/008:39:320
1204799110,10cyclictest0-21swapper/007:15:150
1205099107,2cyclictest0-21swapper/309:05:293
1205099107,2cyclictest0-21swapper/308:45:113
1205099107,2cyclictest0-21swapper/308:01:013
1205099100,9cyclictest0-21swapper/308:55:133
1204999100,2cyclictest0-21swapper/207:20:012
1204799107,2cyclictest0-21swapper/008:30:180
1204799107,2cyclictest0-21swapper/008:15:120
1204799107,2cyclictest0-21swapper/007:56:020
120509994,3cyclictest29328-21latency07:50:203
120509994,3cyclictest12713-21fschecks_count07:10:153
120479996,2cyclictest0-21swapper/008:11:010
120479994,3cyclictest22436-21cat08:55:000
120479994,3cyclictest11533-21sendmail_mailtr08:26:000
120509984,2cyclictest24570-21aten2.4-expect09:00:113
120479985,2cyclictest0-21swapper/008:45:030
120479985,2cyclictest0-21swapper/007:21:370
120479984,3cyclictest19681-21grep07:26:030
120479984,3cyclictest101ktimersoftd/007:35:100
120479983,3cyclictest26854-21fschecks_count07:45:140
120479983,3cyclictest21111-21load07:30:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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