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2026-04-05 - 16:32

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 Sun Apr 05, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3195921450,5sleep11526299cyclictest11:24:061
56621230,1sleep1570-21sed07:51:021
13856211795,14sleep30-21swapper/307:05:153
150742113102,6sleep20-21swapper/207:07:572
134482112101,6sleep10-21swapper/107:05:081
15084210780,6sleep00-21swapper/007:08:030
250072770,0sleep00-21swapper/009:35:350
111552760,1sleep00-21swapper/010:28:500
89022700,0sleep30-21swapper/308:11:033
15262993717,2cyclictest0-21swapper/107:40:121
323552300,5sleep121-21rcuc/112:31:001
322452260,1sleep1221ktimersoftd/110:50:151
1526299245,2cyclictest221ktimersoftd/111:45:111
238522230,0sleep10-21swapper/108:50:121
89512220,2sleep38949-21ssh11:00:113
89512220,2sleep38949-21ssh11:00:113
246552220,0sleep00-21swapper/010:09:390
1526499211,2cyclictest23755-21ssh09:35:113
1526299211,18cyclictest0-21swapper/107:20:121
1526499190,18cyclictest0-21swapper/307:20:113
15263991916,2cyclictest22197-21kworker/u8:012:05:042
15263991916,2cyclictest17703-21kworker/u8:210:07:042
179602180,1sleep30-21swapper/309:28:573
15263991815,2cyclictest22197-21kworker/u8:012:12:052
15262991815,2cyclictest207150irq/24-eth110:35:091
251112170,1sleep224940-21copy10:10:002
15263991714,2cyclictest6441-21kworker/u8:209:42:042
1526499161,3cyclictest30664-21grep12:30:003
1526499161,3cyclictest21944-21df_inode07:25:133
1526499160,14cyclictest3151-21nscd10:20:133
15263991613,2cyclictest11498-21kworker/u8:009:22:042
1526399161,13cyclictest32073-21diskstats07:50:132
1526299163,11cyclictest0-21swapper/107:10:281
1526299161,3cyclictest0-21swapper/110:45:061
1526199160,14cyclictest31499-21ssh10:50:110
39372150,3sleep20-21swapper/212:35:152
15264991510,3cyclictest13082-21grep08:21:033
1526499150,13cyclictest0-21swapper/312:05:203
1526399151,3cyclictest2694-21ssh09:12:592
1526399151,3cyclictest25533-21runrttasks10:43:462
15263991512,2cyclictest6441-21kworker/u8:209:27:052
15263991512,2cyclictest6441-21kworker/u8:209:19:042
15263991512,2cyclictest4468-21kworker/u8:010:16:052
15263991510,3cyclictest2285-21ssh12:34:072
15263991510,3cyclictest17626-21smartctl10:35:132
1526399150,13cyclictest4381-21df10:55:132
1526399150,13cyclictest4381-21df10:55:132
1526399150,13cyclictest0-21swapper/211:00:132
1526399150,13cyclictest0-21swapper/211:00:122
1526299155,7cyclictest4562-21gdm-simple-gree08:09:581
1526299152,6cyclictest0-21swapper/111:15:001
1526299151,12cyclictest24901-21apt-get10:10:051
15262991511,2cyclictest0-21swapper/109:45:041
15262991510,3cyclictest4630-21hwlatdetect10:55:151
15262991510,3cyclictest4630-21hwlatdetect10:55:151
1526299150,3cyclictest0-21swapper/111:25:101
1526199150,13cyclictest23467-21ssh12:21:310
53112140,2sleep30-21swapper/312:36:043
1526499149,2cyclictest31704-21ssh09:42:533
15264991411,2cyclictest27801-21apt-get09:00:113
1526499141,11cyclictest29965-21ssh10:15:033
1526499140,13cyclictest0-21swapper/309:06:033
1526499140,12cyclictest25811-21aten2.4_r3power08:55:123
15263991411,2cyclictest7656-21kworker/u8:008:18:042
15263991411,2cyclictest31626-21diskmemload11:53:072
15263991411,2cyclictest29472-21kworker/u8:210:27:042
15263991411,2cyclictest21904-21kworker/u8:010:45:042
15263991411,2cyclictest1264-21kworker/u8:208:30:042
15263991411,2cyclictest0-21swapper/211:35:072
15263991410,2cyclictest31626-21diskmemload12:21:012
15263991410,2cyclictest31626-21diskmemload09:50:152
15263991410,2cyclictest20705-21sensors_temp07:21:012
1526399140,2cyclictest0-21swapper/211:20:112
1526399140,2cyclictest0-21swapper/211:18:572
1526399140,2cyclictest0-21swapper/211:10:172
1526399140,1cyclictest0-21swapper/210:02:272
1526399140,13cyclictest0-21swapper/212:04:272
1526299149,3cyclictest0-21swapper/112:28:451
1526299142,7cyclictest16073-21copy12:15:001
1526299142,6cyclictest0-21swapper/109:30:001
1526299141,7cyclictest0-21swapper/108:45:001
15262991410,2cyclictest0-21swapper/108:45:001
1526299140,12cyclictest31626-21diskmemload10:33:251
1526299140,12cyclictest21163-21kernelversion10:05:161
15261991411,2cyclictest31626-21diskmemload09:31:010
15261991411,2cyclictest28397-21kworker/u8:211:54:050
15261991411,2cyclictest0-21swapper/011:10:130
15261991411,2cyclictest0-21swapper/008:10:000
1526199140,2cyclictest0-21swapper/011:36:510
1526199140,2cyclictest0-21swapper/011:16:010
1526199140,1cyclictest0-21swapper/011:25:110
1526199140,12cyclictest3157-21lldpd10:11:210
1526199140,12cyclictest0-21swapper/012:05:200
1526199140,12cyclictest0-21swapper/009:20:150
53612130,2sleep05507-21aten2.4_r3power11:30:120
172962130,9sleep00-21swapper/009:27:550
1526499139,2cyclictest0-21swapper/310:36:103
15264991310,2cyclictest0-21swapper/312:20:163
15264991310,2cyclictest0-21swapper/310:55:123
15264991310,2cyclictest0-21swapper/310:55:123
15264991310,2cyclictest0-21swapper/307:15:113
1526499130,2cyclictest0-21swapper/311:30:123
1526499130,2cyclictest0-21swapper/311:20:153
1526499130,2cyclictest0-21swapper/311:13:413
1526499130,2cyclictest0-21swapper/311:06:023
1526499130,2cyclictest0-21swapper/307:30:123
1526499130,2cyclictest0-21swapper/307:30:113
1526499130,11cyclictest814-21ssh12:31:493
1526499130,11cyclictest0-21swapper/309:20:163
15263991310,2cyclictest6441-21kworker/u8:209:30:042
15263991310,2cyclictest31626-21diskmemload10:21:092
15263991310,2cyclictest28397-21kworker/u8:211:58:042
15263991310,2cyclictest22530-21kworker/u8:109:35:042
15263991310,2cyclictest15575-21kworker/u8:007:12:012
15263991310,2cyclictest0-21swapper/211:49:252
15263991310,2cyclictest0-21swapper/211:32:482
15263991310,2cyclictest0-21swapper/210:30:292
15263991310,2cyclictest0-21swapper/209:56:192
1526399130,2cyclictest0-21swapper/212:15:392
1526399130,2cyclictest0-21swapper/211:40:492
1526399130,2cyclictest0-21swapper/211:25:282
1526399130,2cyclictest0-21swapper/208:10:152
1526399130,1cyclictest0-21swapper/207:40:172
1526399130,12cyclictest0-21swapper/212:27:302
1526399130,12cyclictest0-21swapper/210:50:082
1526399130,12cyclictest0-21swapper/209:45:022
1526399130,12cyclictest0-21swapper/208:20:012
1526399130,12cyclictest0-21swapper/208:05:142
1526399130,12cyclictest0-21swapper/207:35:162
1526399130,12cyclictest0-21swapper/207:35:162
1526299138,3cyclictest0-21swapper/112:20:131
1526299133,7cyclictest3688-21Xorg11:39:581
15262991310,2cyclictest0-21swapper/111:55:401
15262991310,2cyclictest0-21swapper/109:13:041
15262991310,2cyclictest0-21swapper/107:25:141
1526299130,2cyclictest31626-21diskmemload11:09:351
1526299130,2cyclictest31626-21diskmemload11:00:171
1526299130,2cyclictest31626-21diskmemload11:00:171
1526299130,2cyclictest11697-21apt-get08:20:111
1526299130,2cyclictest0-21swapper/112:05:151
1526299130,2cyclictest0-21swapper/107:56:051
1526299130,12cyclictest0-21swapper/109:05:181
1526299130,11cyclictest31626-21diskmemload10:19:351
1526299130,11cyclictest0-21swapper/112:01:051
1526299130,11cyclictest0-21swapper/109:16:541
1526299130,11cyclictest0-21swapper/107:30:501
1526299130,11cyclictest0-21swapper/107:30:501
1526199139,2cyclictest0-21swapper/009:13:190
15261991310,2cyclictest31626-21diskmemload11:46:360
15261991310,2cyclictest0-21swapper/012:37:260
15261991310,2cyclictest0-21swapper/012:28:220
15261991310,2cyclictest0-21swapper/011:57:260
15261991310,2cyclictest0-21swapper/011:20:310
15261991310,2cyclictest0-21swapper/011:06:020
15261991310,2cyclictest0-21swapper/011:00:510
15261991310,2cyclictest0-21swapper/011:00:510
15261991310,2cyclictest0-21swapper/010:58:170
15261991310,2cyclictest0-21swapper/010:58:160
15261991310,2cyclictest0-21swapper/010:20:280
15261991310,2cyclictest0-21swapper/010:18:260
15261991310,2cyclictest0-21swapper/009:58:060
15261991310,2cyclictest0-21swapper/009:44:160
15261991310,2cyclictest0-21swapper/008:40:170
15261991310,2cyclictest0-21swapper/008:31:010
15261991310,2cyclictest0-21swapper/007:10:140
1526199130,2cyclictest0-21swapper/011:40:130
1526199130,2cyclictest0-21swapper/007:51:000
1526199130,2cyclictest0-21swapper/007:25:150
1526199130,12cyclictest0-21swapper/012:13:020
1526199130,12cyclictest0-21swapper/010:32:160
1526199130,12cyclictest0-21swapper/009:45:160
1526199130,12cyclictest0-21swapper/009:17:370
1526199130,12cyclictest0-21swapper/008:25:110
1526199130,11cyclictest0-21swapper/012:15:340
1526199130,11cyclictest0-21swapper/010:38:260
1526499129,2cyclictest31626-21diskmemload11:55:223
1526499129,2cyclictest0-21swapper/312:01:033
1526499129,2cyclictest0-21swapper/311:44:433
1526499129,2cyclictest0-21swapper/311:39:213
1526499129,2cyclictest0-21swapper/310:08:433
1526499129,2cyclictest0-21swapper/310:03:033
1526499129,2cyclictest0-21swapper/309:59:023
1526499129,2cyclictest0-21swapper/309:53:313
1526499129,2cyclictest0-21swapper/309:15:153
1526499129,2cyclictest0-21swapper/308:30:133
1526499120,2cyclictest0-21swapper/312:16:533
1526499120,2cyclictest0-21swapper/310:42:023
1526499120,2cyclictest0-21swapper/310:11:033
1526499120,2cyclictest0-21swapper/309:46:033
1526499120,2cyclictest0-21swapper/307:55:133
1526499120,2cyclictest0-21swapper/307:10:123
1526499120,11cyclictest0-21swapper/312:10:003
1526499120,11cyclictest0-21swapper/311:25:133
1526499120,11cyclictest0-21swapper/311:15:193
1526499120,11cyclictest0-21swapper/309:10:163
1526499120,10cyclictest31626-21diskmemload09:30:013
1526499120,10cyclictest0-21swapper/310:25:333
1526399129,2cyclictest19228-21kworker/u8:207:46:062
1526399129,2cyclictest19228-21kworker/u8:207:25:042
1526399129,2cyclictest15751-21kworker/u8:109:05:042
1526399129,2cyclictest15575-21kworker/u8:007:17:042
1526399129,2cyclictest0-21swapper/211:05:252
1526399129,2cyclictest0-21swapper/208:50:122
1526399120,11cyclictest0-21swapper/208:56:032
1526299129,2cyclictest31626-21diskmemload09:40:301
1526299129,2cyclictest31626-21diskmemload09:25:311
1526299129,2cyclictest0-21swapper/111:50:201
1526299129,2cyclictest0-21swapper/109:35:301
1526299129,2cyclictest0-21swapper/108:35:191
1526299129,2cyclictest0-21swapper/108:30:111
1526299128,2cyclictest0-21swapper/108:15:121
1526299127,3cyclictest0-21swapper/111:15:141
1526299121,9cyclictest8979-21apt-get09:20:061
1526299121,9cyclictest7536-21aten2.4-expect10:25:141
1526299121,9cyclictest3484-21munin-node1
1526299121,9cyclictest31626-21diskmemload12:15:591
1526299121,9cyclictest27798-21munin-node1
1526299121,9cyclictest0-21swapper/112:35:141
1526299121,3cyclictest29668-21munin-node1
1526299121,3cyclictest25633-21munin-node1
1526299121,3cyclictest25633-21munin-node1
1526299121,3cyclictest16558-21ssh11:41:001
1526299121,3cyclictest0-21swapper/108:25:111
1526299120,2cyclictest31626-21diskmemload09:56:451
1526299120,2cyclictest0-21swapper/110:01:071
1526299120,2cyclictest0-21swapper/109:50:141
1526299120,2cyclictest0-21swapper/108:55:191
1526299120,11cyclictest0-21swapper/111:32:051
1526299120,11cyclictest0-21swapper/110:43:551
1526199129,2cyclictest31626-21diskmemload09:50:260
1526199129,2cyclictest0-21swapper/012:30:270
1526199129,2cyclictest0-21swapper/012:03:530
1526199129,2cyclictest0-21swapper/007:30:130
1526199129,2cyclictest0-21swapper/007:30:130
1526199120,2cyclictest0-21swapper/010:46:260
1526199120,2cyclictest0-21swapper/010:40:260
1526199120,11cyclictest0-21swapper/010:02:310
1526199120,11cyclictest0-21swapper/009:05:040
1526499118,2cyclictest0-21swapper/311:46:133
1526499118,2cyclictest0-21swapper/310:45:513
1526499118,2cyclictest0-21swapper/310:31:523
1526499118,2cyclictest0-21swapper/308:40:173
1526499118,2cyclictest0-21swapper/308:05:083
1526499118,2cyclictest0-21swapper/308:00:183
1526499110,2cyclictest0-21swapper/310:53:433
1526499110,2cyclictest0-21swapper/307:45:593
1526499110,10cyclictest0-21swapper/311:51:523
1526399118,2cyclictest27339-21kworker/u8:108:04:042
1526399118,2cyclictest15751-21kworker/u8:109:04:022
1526399118,2cyclictest15751-21kworker/u8:108:45:042
1526399118,2cyclictest15751-21kworker/u8:108:44:042
1526299117,2cyclictest3422-21ntp_offset10:20:171
1526299110,3cyclictest0-21swapper/107:15:121
1526299110,10cyclictest0-21swapper/108:10:511
1526199118,2cyclictest7660-21munin-node0
1526199118,2cyclictest0-21swapper/008:45:170
1526199118,2cyclictest0-21swapper/007:15:130
1526199110,10cyclictest0-21swapper/008:50:300
1526499107,2cyclictest0-21swapper/307:50:163
1526499105,3cyclictest25665-21aten2.4-expect07:35:113
1526499105,3cyclictest25665-21aten2.4-expect07:35:113
1526499102,7cyclictest0-21swapper/308:50:013
1526499102,7cyclictest0-21swapper/308:35:013
1526399107,2cyclictest0-21swapper/207:55:132
1526399107,2cyclictest0-21swapper/207:30:132
1526399107,2cyclictest0-21swapper/207:30:122
1526399100,2cyclictest0-21swapper/208:38:052
1526199107,2cyclictest0-21swapper/008:56:010
1526199107,2cyclictest0-21swapper/008:00:190
1526199107,2cyclictest0-21swapper/007:59:010
1526199104,2cyclictest0-21swapper/008:36:040
1526199100,9cyclictest0-21swapper/007:24:550
152649993,4cyclictest13729-21aten2.4-expect08:25:113
152639994,3cyclictest0-21swapper/208:26:012
152619996,2cyclictest0-21swapper/009:01:030
152649983,3cyclictest21881-21head08:45:123
152649980,7cyclictest0-21swapper/308:15:013
152649980,2cyclictest0-21swapper/307:40:123
152619984,3cyclictest30872-21switchtime07:46:010
152619984,3cyclictest28793-21mailstats07:41:010
152619984,3cyclictest10845-21grep08:16:000
152619983,3cyclictest26088-21fschecks_count07:35:150
152619983,3cyclictest26088-21fschecks_count07:35:140
152619980,7cyclictest0-21swapper/008:21:010
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