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2026-08-11 - 15:53

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 Tue Aug 11, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2780621370,3sleep231-21ksoftirqd/209:40:072
13463211695,16sleep20-21swapper/207:07:262
13446211695,16sleep00-21swapper/007:07:120
12956211694,16sleep10-21swapper/107:05:571
12555210886,15sleep30-21swapper/307:05:153
178502750,1sleep30-21swapper/310:01:453
321652740,1sleep30-21swapper/310:49:433
10642740,0sleep00-21swapper/011:55:210
81432650,0sleep10-21swapper/112:02:321
54152330,1sleep15377-21copy09:50:041
124602290,0sleep30-21swapper/309:24:453
13695992623,2cyclictest30951-21kworker/u8:209:53:052
13694992621,3cyclictest19952-21kworker/u8:212:23:051
13695992522,2cyclictest29350-21kworker/u8:211:22:052
13694992522,2cyclictest28414-21kworker/u8:109:32:041
13694992522,2cyclictest28414-21kworker/u8:109:32:041
13694992522,2cyclictest24028-21kworker/u8:011:07:041
13693992522,2cyclictest28414-21kworker/u8:109:29:050
13695992421,2cyclictest5164-21kworker/u8:209:25:052
13695992421,2cyclictest28414-21kworker/u8:109:30:012
13695992421,2cyclictest28414-21kworker/u8:109:30:012
13695992421,2cyclictest28414-21kworker/u8:109:22:042
13695992421,2cyclictest24410-21kworker/u8:210:47:052
13695992421,2cyclictest24410-21kworker/u8:210:38:042
13695992421,2cyclictest1733-21kworker/u8:212:34:052
13694992421,2cyclictest9989-21kworker/u8:010:34:051
13694992421,2cyclictest30393-21kworker/u8:110:18:051
13694992421,2cyclictest24410-21kworker/u8:210:37:041
13694992421,2cyclictest10417-21kworker/u8:009:57:051
127472240,1sleep10-21swapper/112:07:011
13695992320,2cyclictest8443-21kworker/u8:210:59:052
13695992320,2cyclictest30951-21kworker/u8:210:01:042
13695992320,2cyclictest28414-21kworker/u8:109:19:042
13695992320,2cyclictest27038-21kworker/u8:212:00:052
13695992320,2cyclictest24410-21kworker/u8:210:10:012
13695992320,2cyclictest24028-21kworker/u8:011:08:052
13694992320,2cyclictest5897-21kworker/u8:012:13:051
13694992320,2cyclictest28414-21kworker/u8:109:37:041
13694992320,2cyclictest28414-21kworker/u8:109:15:041
13693992320,2cyclictest27038-21kworker/u8:212:08:040
1369699221,19cyclictest30050-21diskmemload10:35:113
13695992219,2cyclictest316-21kworker/u8:110:54:052
13695992219,2cyclictest29350-21kworker/u8:211:40:052
13695992219,2cyclictest29350-21kworker/u8:211:36:052
13695992219,2cyclictest24087-21kworker/u8:011:14:052
13695992219,2cyclictest24028-21kworker/u8:010:44:052
13695992219,2cyclictest17700-21kworker/u8:011:51:042
13695992219,2cyclictest10417-21kworker/u8:010:15:052
13695992219,2cyclictest10041-21kworker/u8:111:47:052
1369599220,4cyclictest0-21swapper/212:08:052
13694992219,2cyclictest24028-21kworker/u8:010:56:021
13694992219,2cyclictest18527-21kworker/u8:110:06:051
13694992219,2cyclictest10041-21kworker/u8:111:34:051
13693992219,2cyclictest18527-21kworker/u8:110:04:050
13695992118,2cyclictest19952-21kworker/u8:212:21:052
13694992118,2cyclictest29350-21kworker/u8:211:24:051
13694992118,2cyclictest28960-21kworker/u8:012:26:061
13693992118,2cyclictest30951-21kworker/u8:209:51:040
13695992017,2cyclictest8143-21kworker/u8:208:39:052
13695992017,2cyclictest8143-21kworker/u8:208:27:042
13695992017,2cyclictest8143-21kworker/u8:208:16:012
13695992017,2cyclictest5671-21kworker/u8:008:11:042
13695992017,2cyclictest31919-21kworker/u8:007:10:032
13695992017,2cyclictest22337-21kworker/u8:107:27:042
13695992017,2cyclictest22337-21kworker/u8:107:21:042
13695992017,2cyclictest22309-21kworker/u8:008:57:042
13695992017,2cyclictest21006-21kworker/u8:207:36:042
13695992017,2cyclictest14157-21kworker/u8:108:48:042
1369599200,2cyclictest0-21swapper/210:29:042
13694992017,2cyclictest8143-21kworker/u8:208:45:051
13694992017,2cyclictest8143-21kworker/u8:208:42:041
13694992017,2cyclictest28414-21kworker/u8:109:07:051
13694992017,2cyclictest24410-21kworker/u8:210:12:051
1369499200,3cyclictest0-21swapper/110:41:041
1369499200,18cyclictest0-21swapper/110:28:051
1369499200,18cyclictest0-21swapper/109:48:051
1369399200,2cyclictest0-21swapper/008:55:130
227742190,1sleep30-21swapper/308:50:153
13695991916,2cyclictest8143-21kworker/u8:208:43:042
13695991916,2cyclictest30951-21kworker/u8:209:56:052
1369599190,2cyclictest0-21swapper/212:27:042
1369599190,2cyclictest0-21swapper/212:17:042
1369599190,2cyclictest0-21swapper/211:02:012
1369599190,2cyclictest0-21swapper/210:23:042
1369599190,2cyclictest0-21swapper/210:08:052
13694991916,2cyclictest9269-21kworker/u8:012:38:051
13694991916,2cyclictest8143-21kworker/u8:208:37:041
13694991916,2cyclictest8143-21kworker/u8:208:30:011
13694991916,2cyclictest29638-21kworker/u8:107:55:051
13694991916,2cyclictest29638-21kworker/u8:107:47:041
13694991916,2cyclictest22337-21kworker/u8:107:30:041
13694991916,2cyclictest22337-21kworker/u8:107:28:001
13694991916,2cyclictest22337-21kworker/u8:107:15:041
13694991916,2cyclictest21006-21kworker/u8:207:36:011
13694991916,2cyclictest13654-21kworker/u8:111:19:041
13694991916,2cyclictest10041-21kworker/u8:111:35:051
1369499190,2cyclictest0-21swapper/111:27:041
1369499190,2cyclictest0-21swapper/111:02:011
1369499190,2cyclictest0-21swapper/110:23:041
1369499190,18cyclictest0-21swapper/112:15:041
1369499190,17cyclictest0-21swapper/110:00:041
1369499190,14cyclictest0-21swapper/107:12:041
1369399190,2cyclictest0-21swapper/011:10:050
13695991815,2cyclictest8143-21kworker/u8:209:05:052
13695991815,2cyclictest8143-21kworker/u8:208:32:042
13695991815,2cyclictest29638-21kworker/u8:107:51:042
13695991815,2cyclictest22337-21kworker/u8:107:31:042
13695991815,2cyclictest22309-21kworker/u8:009:00:042
13695991815,2cyclictest22309-21kworker/u8:008:51:042
13695991814,3cyclictest29638-21kworker/u8:108:02:002
1369599180,2cyclictest0-21swapper/211:27:042
13694991815,2cyclictest2975-21kworker/u8:208:05:041
13694991815,2cyclictest2975-21kworker/u8:208:04:011
13694991815,2cyclictest28414-21kworker/u8:109:10:061
13694991815,2cyclictest21006-21kworker/u8:207:43:041
13694991815,2cyclictest1733-21kworker/u8:212:32:051
1369499180,2cyclictest0-21swapper/111:49:051
1369499180,2cyclictest0-21swapper/111:12:051
1369499180,2cyclictest0-21swapper/109:28:061
1369499180,17cyclictest0-21swapper/109:23:051
1369499180,16cyclictest0-21swapper/107:20:121
1369699172,12cyclictest0-21swapper/311:32:023
1369699171,14cyclictest19616-21unixbench_singl11:41:043
1369599170,2cyclictest0-21swapper/211:56:052
13694991714,2cyclictest5671-21kworker/u8:008:12:011
1369499170,2cyclictest0-21swapper/111:56:051
1369499170,2cyclictest0-21swapper/109:40:011
13693991714,2cyclictest9269-21kworker/u8:012:36:050
13693991714,2cyclictest17700-21kworker/u8:011:44:040
267842160,1sleep30-21swapper/309:38:563
13696991611,3cyclictest13372-21df_inode09:25:123
1369599160,2cyclictest0-21swapper/212:37:052
1369599160,2cyclictest0-21swapper/210:33:052
13693991613,2cyclictest8443-21kworker/u8:211:02:020
13693991613,2cyclictest30393-21kworker/u8:110:26:050
30892150,1sleep33095-21cpuspeed_turbos10:20:133
1369699151,3cyclictest4268-21ssh09:48:433
1369699151,12cyclictest1261-21ssh11:23:283
13696991510,3cyclictest0-21swapper/311:26:043
1369699150,3cyclictest0-21swapper/310:25:173
1369699150,13cyclictest0-21swapper/311:54:063
1369699150,13cyclictest0-21swapper/311:49:023
1369699150,13cyclictest0-21swapper/310:59:273
13695991511,2cyclictest32060-21ssh09:11:042
1369599150,2cyclictest0-21swapper/211:18:062
1369599150,2cyclictest0-21swapper/209:36:062
13694991512,2cyclictest8143-21kworker/u8:209:02:041
13694991512,2cyclictest5671-21kworker/u8:008:21:051
1369499150,2cyclictest0-21swapper/107:52:031
13693991512,2cyclictest22337-21kworker/u8:107:26:040
13693991512,2cyclictest22337-21kworker/u8:107:24:040
13693991512,2cyclictest18527-21kworker/u8:110:08:050
13693991512,2cyclictest14126-21kworker/u8:112:27:050
13693991512,2cyclictest14126-21kworker/u8:112:17:040
13693991512,2cyclictest10417-21kworker/u8:010:13:050
13693991511,2cyclictest22958-21kworker/u8:009:40:010
1369399151,12cyclictest12904-21apt-get10:30:120
1369699149,3cyclictest3010-21aten2.4_r3power09:15:123
1369699140,8cyclictest27929-21taskset07:45:003
1369699140,3cyclictest8515-21ssh12:03:043
1369699140,2cyclictest0-21swapper/311:03:063
1369699140,12cyclictest27014-21sed10:11:013
1369699140,12cyclictest1191-21ssh10:18:063
1369699140,12cyclictest0-21swapper/310:50:193
1369699140,12cyclictest0-21swapper/309:50:033
13695991411,2cyclictest0-21swapper/209:46:232
1369599140,2cyclictest0-21swapper/212:10:062
1369599140,2cyclictest0-21swapper/207:56:052
13694991411,2cyclictest0-21swapper/108:25:231
1369499140,2cyclictest0-21swapper/108:16:061
1369499140,12cyclictest31562-21sh11:54:051
1369499140,12cyclictest0-21swapper/110:50:131
13693991411,2cyclictest29350-21kworker/u8:211:28:050
13693991411,2cyclictest27038-21kworker/u8:211:50:030
13693991411,2cyclictest22958-21kworker/u8:009:36:050
1369399140,12cyclictest5700-21fschecks_count12:00:160
164982130,2sleep316583-21iostat07:15:163
1369699139,2cyclictest30348-21ssh09:10:093
13696991310,2cyclictest13908-21apt-get07:10:103
13696991310,2cyclictest0-21swapper/311:58:213
13696991310,2cyclictest0-21swapper/311:19:133
13696991310,2cyclictest0-21swapper/310:06:013
13696991310,2cyclictest0-21swapper/308:30:163
13696991310,2cyclictest0-21swapper/308:15:133
13696991310,2cyclictest0-21swapper/307:50:163
1369699130,2cyclictest0-21swapper/312:35:123
1369699130,2cyclictest0-21swapper/312:30:573
1369699130,2cyclictest0-21swapper/312:19:133
1369699130,2cyclictest0-21swapper/311:13:493
1369699130,2cyclictest0-21swapper/309:44:463
1369699130,2cyclictest0-21swapper/309:34:113
1369699130,2cyclictest0-21swapper/309:34:113
1369699130,2cyclictest0-21swapper/307:20:153
1369699130,12cyclictest0-21swapper/311:06:113
1369699130,12cyclictest0-21swapper/309:55:363
1369699130,11cyclictest0-21swapper/310:40:443
1369599130,2cyclictest0-21swapper/207:41:052
13694991310,2cyclictest30050-21diskmemload10:45:391
1369499130,2cyclictest0-21swapper/111:44:001
13693991310,2cyclictest8143-21kworker/u8:208:40:030
13693991310,2cyclictest31532-21kworker/u8:009:16:040
13693991310,2cyclictest30050-21diskmemload10:53:510
13693991310,2cyclictest29350-21kworker/u8:211:37:050
13693991310,2cyclictest22309-21kworker/u8:008:54:010
1369399130,2cyclictest0-21swapper/011:06:030
1369399130,12cyclictest0-21swapper/010:35:120
1369399130,11cyclictest0-21swapper/011:32:520
1369399130,11cyclictest0-21swapper/010:49:120
284962120,2sleep030050-21diskmemload11:18:060
1369699129,2cyclictest0-21swapper/312:25:213
1369699129,2cyclictest0-21swapper/312:20:063
1369699129,2cyclictest0-21swapper/312:05:083
1369699129,2cyclictest0-21swapper/310:30:013
1369699129,2cyclictest0-21swapper/308:55:123
1369699129,2cyclictest0-21swapper/308:00:153
1369699122,6cyclictest0-21swapper/308:39:593
1369699122,6cyclictest0-21swapper/308:21:013
1369699120,2cyclictest0-21swapper/307:55:173
1369699120,11cyclictest16475-21ssh12:10:473
1369699120,11cyclictest0-21swapper/311:35:063
1369699120,11cyclictest0-21swapper/308:11:053
1369699120,11cyclictest0-21swapper/307:30:143
1369599120,2cyclictest0-21swapper/211:30:292
1369599120,11cyclictest0-21swapper/208:21:022
1369599120,11cyclictest0-21swapper/207:45:132
1369499120,1cyclictest0-21swapper/108:52:031
1369399129,2cyclictest28414-21kworker/u8:109:09:030
1369399129,2cyclictest22337-21kworker/u8:107:34:040
1369399129,2cyclictest10041-21kworker/u8:111:45:050
1369399129,2cyclictest0-21swapper/012:30:550
1369399129,2cyclictest0-21swapper/007:10:120
1369399120,2cyclictest0-21swapper/009:32:320
1369399120,2cyclictest0-21swapper/009:32:310
1369399120,2cyclictest0-21swapper/008:46:020
1369399120,11cyclictest0-21swapper/012:22:180
1369399120,11cyclictest0-21swapper/012:10:190
1369399120,11cyclictest0-21swapper/011:22:320
1369699116,3cyclictest24301-21tr07:35:123
1369699115,4cyclictest26816-21tr09:00:143
1369699112,6cyclictest0-21swapper/308:47:023
1369699110,10cyclictest0-21swapper/308:43:353
1369499110,4cyclictest24487-21cpuspeed_turbos08:55:141
1369399118,2cyclictest21006-21kworker/u8:207:44:040
1369399118,2cyclictest0-21swapper/009:20:520
1369399110,2cyclictest0-21swapper/010:44:220
1369399110,10cyclictest0-21swapper/009:12:520
1369699107,2cyclictest0-21swapper/309:05:503
1369699101,5cyclictest0-21swapper/308:26:053
1369699100,6cyclictest0-21swapper/308:06:013
1369599102,6cyclictest0-21swapper/207:18:592
1369399107,2cyclictest8143-21kworker/u8:209:04:010
1369399107,2cyclictest8143-21kworker/u8:208:36:060
1369399107,2cyclictest8143-21kworker/u8:208:26:040
1369399107,2cyclictest8143-21kworker/u8:208:17:040
1369399107,2cyclictest24164-21kworker/u8:008:00:040
1369399107,2cyclictest0-21swapper/010:20:220
1369399107,2cyclictest0-21swapper/008:21:040
1369399106,3cyclictest914-21grep09:45:160
1369399100,9cyclictest0-21swapper/007:56:050
1369399100,9cyclictest0-21swapper/007:50:050
1369399100,2cyclictest0-21swapper/010:59:050
4765290,1sleep00-21swapper/008:05:170
136969994,3cyclictest29673-21taskset07:47:153
136969994,3cyclictest20978-21sshd07:25:323
136959994,3cyclictest5662-21chrt08:07:432
136939996,2cyclictest0-21swapper/009:55:220
136939990,2cyclictest0-21swapper/010:15:050
24055280,5sleep00-21swapper/007:35:080
136939985,2cyclictest7434-21unixbench_multi08:11:040
136939985,2cyclictest0-21swapper/008:30:120
136939983,3cyclictest29032-21pluginstate07:45:200
136939983,3cyclictest16188-21tr07:15:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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