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2026-03-20 - 16:10

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 Fri Mar 20, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
929821380,4sleep31342399cyclictest11:02:133
13257211594,16sleep10-21swapper/107:08:161
132732113102,6sleep20-21swapper/207:08:292
13188211087,18sleep00-21swapper/007:07:230
12667210795,6sleep30-21swapper/307:05:493
73402720,0sleep20-21swapper/211:00:142
313232710,1sleep20-21swapper/212:32:462
15862690,0sleep10-21swapper/112:35:171
21952650,0sleep20-21swapper/209:47:562
29562310,0sleep00-21swapper/010:22:000
1342199221,19cyclictest29798-21diskmemload12:20:111
1342399211,18cyclictest18690-21ssh12:20:103
1342399210,19cyclictest0-21swapper/308:35:113
13421992117,2cyclictest0-21swapper/108:45:111
13421992116,4cyclictest21507-21kworker/u8:010:10:021
1342199210,2cyclictest0-21swapper/107:15:101
1342199210,16cyclictest0-21swapper/111:11:041
13422992017,2cyclictest28179-21kworker/u8:011:23:042
13422992017,2cyclictest23636-21kworker/u8:010:59:052
13422992017,2cyclictest23636-21kworker/u8:010:59:042
13421992017,2cyclictest7824-21kworker/u8:008:34:051
13421992017,2cyclictest17293-21kworker/u8:207:22:041
1342199200,2cyclictest0-21swapper/111:05:111
1342199193,11cyclictest0-21swapper/111:42:051
13421991916,2cyclictest6923-21kworker/u8:311:45:041
13421991916,2cyclictest31567-21kworker/u8:209:49:051
13421991916,2cyclictest29751-21kworker/u8:109:23:051
13421991916,2cyclictest26458-21kworker/u8:110:20:041
13421991916,2cyclictest19811-21kworker/u8:007:42:011
13421991916,2cyclictest19811-21kworker/u8:007:27:051
13421991916,2cyclictest16709-21kworker/u8:109:44:041
13421991916,2cyclictest12786-21kworker/u8:012:03:041
13421991916,2cyclictest1084-21kworker/u8:211:29:041
13421991916,2cyclictest10440-21kworker/u8:012:14:051
13422991815,2cyclictest31567-21kworker/u8:209:54:042
13421991815,2cyclictest27448-21kworker/u8:208:05:051
13421991815,2cyclictest26078-21kworker/u8:212:07:051
13421991815,2cyclictest23636-21kworker/u8:011:03:041
13421991815,2cyclictest20395-21kworker/u8:111:53:041
13421991815,2cyclictest16709-21kworker/u8:110:07:041
13421991815,2cyclictest11182-21kworker/u8:209:37:051
1342199180,13cyclictest0-21swapper/109:14:021
13422991714,2cyclictest20395-21kworker/u8:111:52:042
1342299171,14cyclictest7512-21ssh10:26:242
1342299170,15cyclictest1990-21entropy08:00:142
1342299170,15cyclictest1990-21entropy08:00:132
13421991714,2cyclictest7824-21kworker/u8:008:27:041
13421991714,2cyclictest6803-21kworker/u8:110:26:051
13421991714,2cyclictest31567-21kworker/u8:210:42:041
13421991714,2cyclictest28179-21kworker/u8:011:32:051
13421991714,2cyclictest27623-21kworker/u8:209:08:041
13421991714,2cyclictest27448-21kworker/u8:208:11:051
13421991714,2cyclictest16709-21kworker/u8:109:53:041
13421991714,2cyclictest15987-21kworker/u8:208:36:041
13421991714,2cyclictest14774-21kworker/u8:211:21:041
13421991714,2cyclictest14774-21kworker/u8:211:17:051
13421991714,2cyclictest13733-21kworker/u8:107:32:041
13421991714,2cyclictest11182-21kworker/u8:209:31:041
1342199170,13cyclictest0-21swapper/108:41:041
1342199170,12cyclictest0-21swapper/112:31:051
1342199170,12cyclictest0-21swapper/110:15:041
13422991613,2cyclictest382-21kworker/u8:010:22:042
13422991613,2cyclictest31567-21kworker/u8:210:33:042
13422991613,2cyclictest13733-21kworker/u8:107:50:042
1342299161,13cyclictest18411-21ssh10:05:112
1342199169,5cyclictest0-21swapper/109:15:021
13421991613,2cyclictest6803-21kworker/u8:110:30:051
13421991613,2cyclictest27623-21kworker/u8:209:03:041
13421991613,2cyclictest27448-21kworker/u8:207:53:051
1342199160,2cyclictest0-21swapper/108:18:041
86912150,2sleep00-21swapper/012:09:520
1342399151,9cyclictest13733-21kworker/u8:107:31:003
1342399151,3cyclictest29836-21fschecks_time10:50:133
1342399151,3cyclictest29836-21fschecks_time10:50:133
13423991512,2cyclictest2017-21rpcbind12:25:013
1342399150,2cyclictest29798-21diskmemload10:08:053
1342299150,9cyclictest0-21swapper/209:17:042
1342299150,2cyclictest0-21swapper/209:22:052
1342299150,13cyclictest0-21swapper/211:10:142
1342299150,13cyclictest0-21swapper/210:40:112
13421991512,2cyclictest7088-21kworker/u8:007:10:051
13421991512,2cyclictest31567-21kworker/u8:210:02:021
1342199150,13cyclictest0-21swapper/109:59:041
1342199150,11cyclictest0-21swapper/111:56:051
6922141,3sleep30-21swapper/312:35:123
13423991411,2cyclictest0-21swapper/311:32:283
13423991411,2cyclictest0-21swapper/311:20:013
13423991411,2cyclictest0-21swapper/309:33:283
1342399140,2cyclictest0-21swapper/311:38:183
1342399140,13cyclictest0-21swapper/308:25:173
1342399140,12cyclictest0-21swapper/312:10:163
1342399140,12cyclictest0-21swapper/311:25:233
1342399140,12cyclictest0-21swapper/309:45:133
13422991411,2cyclictest31525-21ssh10:18:302
13422991411,2cyclictest25584-21kworker/u8:009:40:042
13422991411,2cyclictest22122-21kworker/u8:109:02:042
13422991411,2cyclictest13733-21kworker/u8:107:36:052
13422991411,2cyclictest0-21swapper/210:37:542
13422991411,2cyclictest0-21swapper/210:00:142
13422991410,2cyclictest13858-21cpuspeed_turbos07:10:132
1342299140,2cyclictest19111-21runrttasks11:46:012
1342299140,2cyclictest0-21swapper/212:15:042
1342299140,2cyclictest0-21swapper/211:34:032
13421991411,2cyclictest22122-21kworker/u8:108:56:051
13421991411,2cyclictest0-21swapper/111:37:451
1342199141,11cyclictest0-21swapper/110:55:591
1342199141,11cyclictest0-21swapper/110:55:581
13421991410,2cyclictest23520-21aten2.4-expect12:25:111
1342199140,13cyclictest0-21swapper/110:49:541
1342199140,12cyclictest0-21swapper/112:18:011
1342199140,12cyclictest0-21swapper/110:35:301
1342199140,12cyclictest0-21swapper/107:55:391
13420991411,2cyclictest7824-21kworker/u8:009:20:040
13420991411,2cyclictest3564-21kworker/u8:112:15:040
13420991411,2cyclictest29751-21kworker/u8:109:17:040
13420991411,2cyclictest14901-21apt-get10:35:110
1342099140,12cyclictest0-21swapper/012:00:000
1342099140,12cyclictest0-21swapper/008:35:120
290092130,3sleep329254-21unixbench_singl07:46:053
1342399139,2cyclictest21893-21apt-get11:50:063
1342399139,2cyclictest0-21swapper/311:10:403
1342399139,2cyclictest0-21swapper/311:06:083
13423991310,2cyclictest29798-21diskmemload10:44:073
13423991310,2cyclictest0-21swapper/312:05:093
13423991310,2cyclictest0-21swapper/311:56:003
13423991310,2cyclictest0-21swapper/310:18:443
13423991310,2cyclictest0-21swapper/309:55:263
13423991310,2cyclictest0-21swapper/308:30:163
13423991310,2cyclictest0-21swapper/308:15:163
13423991310,2cyclictest0-21swapper/308:01:053
13423991310,2cyclictest0-21swapper/308:01:043
13423991310,2cyclictest0-21swapper/307:55:193
1342399130,2cyclictest0-21swapper/312:30:553
1342399130,2cyclictest0-21swapper/310:37:483
1342399130,2cyclictest0-21swapper/310:25:273
1342399130,2cyclictest0-21swapper/309:40:023
1342399130,2cyclictest0-21swapper/309:10:293
1342399130,12cyclictest29798-21diskmemload09:51:373
1342399130,12cyclictest0-21swapper/312:03:353
1342399130,12cyclictest0-21swapper/311:40:593
1342399130,12cyclictest0-21swapper/310:32:443
1342399130,12cyclictest0-21swapper/310:22:153
1342399130,12cyclictest0-21swapper/309:22:483
1342399130,12cyclictest0-21swapper/309:15:143
1342399130,12cyclictest0-21swapper/308:20:153
1342399130,12cyclictest0-21swapper/307:11:013
13422991310,2cyclictest29798-21diskmemload12:10:322
13422991310,2cyclictest27623-21kworker/u8:209:05:042
13422991310,2cyclictest22122-21kworker/u8:108:57:052
13422991310,2cyclictest21507-21kworker/u8:010:12:052
13422991310,2cyclictest0-21swapper/211:42:032
13422991310,2cyclictest0-21swapper/211:35:112
13422991310,2cyclictest0-21swapper/210:53:592
13422991310,2cyclictest0-21swapper/210:53:582
13422991310,2cyclictest0-21swapper/209:56:402
13422991310,2cyclictest0-21swapper/208:20:012
13422991310,2cyclictest0-21swapper/207:25:042
1342299130,2cyclictest29798-21diskmemload09:35:112
1342299130,2cyclictest0-21swapper/212:21:422
1342299130,2cyclictest0-21swapper/212:00:142
1342299130,2cyclictest0-21swapper/211:26:232
1342299130,2cyclictest0-21swapper/211:16:212
1342299130,2cyclictest0-21swapper/210:46:212
1342299130,2cyclictest0-21swapper/209:30:392
1342299130,12cyclictest0-21swapper/212:25:002
1342299130,12cyclictest0-21swapper/212:05:242
1342299130,12cyclictest0-21swapper/211:55:152
1342299130,12cyclictest0-21swapper/211:06:242
1342299130,12cyclictest0-21swapper/209:25:312
1342299130,12cyclictest0-21swapper/209:11:042
1342299130,12cyclictest0-21swapper/208:45:172
1342299130,12cyclictest0-21swapper/207:30:112
1342199138,3cyclictest9855-21munin-node1
1342199130,6cyclictest0-21swapper/110:52:051
1342199130,6cyclictest0-21swapper/110:52:041
1342199130,12cyclictest0-21swapper/109:25:261
13420991310,2cyclictest0-21swapper/009:06:040
1342099130,2cyclictest0-21swapper/007:40:100
61242120,2sleep00-21swapper/008:10:140
228702120,2sleep00-21swapper/010:42:590
1342399129,2cyclictest0-21swapper/310:11:183
1342399122,7cyclictest0-21swapper/309:00:013
1342399122,7cyclictest0-21swapper/308:43:593
1342399122,7cyclictest0-21swapper/307:28:583
1342399122,6cyclictest0-21swapper/311:21:013
1342399120,2cyclictest0-21swapper/310:55:093
1342399120,2cyclictest0-21swapper/310:55:083
1342399120,2cyclictest0-21swapper/310:02:083
1342399120,2cyclictest0-21swapper/309:37:483
1342399120,2cyclictest0-21swapper/309:25:373
1342399120,2cyclictest0-21swapper/308:11:003
1342399120,2cyclictest0-21swapper/307:20:113
1342399120,11cyclictest0-21swapper/311:46:573
1342399120,11cyclictest0-21swapper/310:45:083
1342299129,2cyclictest17293-21kworker/u8:207:24:052
1342299129,2cyclictest0-21swapper/208:35:162
1342299129,2cyclictest0-21swapper/207:45:142
1342299120,11cyclictest0-21swapper/212:37:082
1342299120,11cyclictest0-21swapper/207:40:152
1342199121,9cyclictest1594-21munin-node1
1342199121,9cyclictest1594-21munin-node1
1342099129,2cyclictest10440-21kworker/u8:012:14:010
1342099129,2cyclictest0-21swapper/009:10:120
1342099129,2cyclictest0-21swapper/008:30:180
1342099120,2cyclictest0-21swapper/008:40:150
1342099120,11cyclictest0-21swapper/011:05:150
1342099120,11cyclictest0-21swapper/009:45:050
1342099120,11cyclictest0-21swapper/009:28:580
1342099120,11cyclictest0-21swapper/007:15:130
1342099120,10cyclictest0-21swapper/010:50:130
1342099120,10cyclictest0-21swapper/010:50:120
1342099120,10cyclictest0-21swapper/009:55:170
1342399118,2cyclictest19956-21apt-get08:45:103
1342399118,2cyclictest0-21swapper/307:15:143
1342399110,10cyclictest0-21swapper/312:15:093
1342299118,2cyclictest7824-21kworker/u8:008:54:042
1342299118,2cyclictest5287-21kworker/u8:108:09:052
1342299118,2cyclictest27448-21kworker/u8:207:55:042
1342299118,2cyclictest15987-21kworker/u8:208:40:012
1342199117,2cyclictest21959-21munin-node1
1342199111,8cyclictest0-21swapper/107:35:141
1342199110,9cyclictest0-21swapper/107:45:141
1342099118,2cyclictest0-21swapper/011:41:010
1342099118,2cyclictest0-21swapper/011:28:470
1342099118,2cyclictest0-21swapper/011:15:150
1342099118,2cyclictest0-21swapper/011:03:070
1342099118,2cyclictest0-21swapper/010:59:330
1342099118,2cyclictest0-21swapper/010:59:320
1342099118,2cyclictest0-21swapper/010:26:330
1342099118,2cyclictest0-21swapper/010:10:260
1342099118,2cyclictest0-21swapper/010:05:440
1342099118,2cyclictest0-21swapper/009:53:020
1342099118,2cyclictest0-21swapper/009:40:390
1342099118,2cyclictest0-21swapper/009:35:180
1342099110,2cyclictest9301-21ssh11:35:560
1342099110,1cyclictest0-21swapper/007:55:130
1342099110,1cyclictest0-21swapper/007:30:100
1342099110,10cyclictest27448-21kworker/u8:207:52:050
1342099110,10cyclictest0-21swapper/012:01:410
1342099110,10cyclictest0-21swapper/011:50:110
95512100,1sleep00-21swapper/008:19:140
273442100,2sleep00-21swapper/010:47:260
270092100,1sleep00-21swapper/009:00:300
1342399102,7cyclictest0-21swapper/308:50:013
1342399102,6cyclictest0-21swapper/309:06:033
1342299107,2cyclictest7824-21kworker/u8:008:33:052
1342299107,2cyclictest7824-21kworker/u8:008:28:042
1342299107,2cyclictest0-21swapper/207:15:002
1342099107,2cyclictest25661-21taskset12:26:240
1342099107,2cyclictest22150irq/25-ahci[00010:15:450
1342099107,2cyclictest0-21swapper/011:10:090
1342099107,2cyclictest0-21swapper/010:31:260
1342099107,2cyclictest0-21swapper/008:30:000
1342099100,9cyclictest29798-21diskmemload09:32:510
1342099100,9cyclictest0-21swapper/012:34:100
1342099100,9cyclictest0-21swapper/011:46:410
134239991,6cyclictest4556-21metacity07:36:593
134239990,2cyclictest0-21swapper/308:57:463
134229994,3cyclictest7981-21aten2.4-expect08:15:122
134229990,2cyclictest0-21swapper/208:10:042
134209996,2cyclictest29798-21diskmemload11:30:170
134209996,2cyclictest29798-21diskmemload10:01:090
134209996,2cyclictest0-21swapper/012:36:190
134209996,2cyclictest0-21swapper/008:05:140
134209996,2cyclictest0-21swapper/007:35:110
134209990,2cyclictest0-21swapper/012:21:440
134209990,2cyclictest0-21swapper/011:23:050
134209990,2cyclictest0-21swapper/007:46:250
134239985,2cyclictest0-21swapper/308:05:043
134239985,2cyclictest0-21swapper/307:51:473
134239983,3cyclictest26082-21cut07:40:123
134209985,2cyclictest20403-21uname07:25:160
134209985,2cyclictest0-21swapper/008:01:020
134209985,2cyclictest0-21swapper/008:01:010
134209983,3cyclictest24754-21grep08:55:160
134209983,3cyclictest20797-21cut08:45:160
134209983,3cyclictest19459-21cron07:25:000
134209983,3cyclictest10135-21cut08:20:130
134209973,3cyclictest21990-21aten2.4-expect08:50:120
134209972,3cyclictest13929-21tr07:10:130
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