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2026-08-03 - 06:07

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 Mon Aug 03, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29849212093,20sleep00-21swapper/019:05:300
30591211678,5sleep30-21swapper/319:09:423
29694210895,6sleep10-21swapper/119:05:191
30535210786,16sleep20-21swapper/219:08:572
107732760,1sleep310772-21aten2.4_r3power19:40:103
248382710,1sleep10-21swapper/121:20:131
152162690,0sleep00-21swapper/021:43:130
3064799330,31cyclictest0-21swapper/321:50:113
30645993313,18cyclictest23-21ksoftirqd/123:40:101
30645993313,18cyclictest23-21ksoftirqd/123:40:101
239172250,1sleep30-21swapper/322:59:473
3064799240,2cyclictest0-21swapper/322:35:113
26332230,4sleep03064499cyclictest22:04:130
268772220,0sleep20-21swapper/223:35:352
268772220,0sleep20-21swapper/223:35:342
30646992118,2cyclictest22472-21kworker/u8:222:50:022
30645992118,2cyclictest12570-21kworker/u8:122:58:041
3064499210,19cyclictest0-21swapper/022:40:120
30647992017,2cyclictest0-21swapper/321:45:113
30646992017,2cyclictest27109-21kworker/u8:121:36:052
30645992017,2cyclictest3237-21kworker/u8:123:29:041
3064599200,18cyclictest23-21ksoftirqd/121:55:131
3064499200,2cyclictest0-21swapper/023:35:110
3064499200,2cyclictest0-21swapper/023:35:110
30646991916,2cyclictest5614-21kworker/u8:200:21:052
30646991916,2cyclictest17528-21kworker/u8:223:34:052
30646991916,2cyclictest15757-21kworker/u8:022:22:042
3064599190,18cyclictest0-21swapper/100:25:121
30646991815,2cyclictest27109-21kworker/u8:121:24:042
30646991815,2cyclictest14721-21kworker/u8:019:55:042
30645991815,2cyclictest15997-21kworker/u8:221:54:051
3064599180,2cyclictest0-21swapper/119:25:121
30646991714,2cyclictest18282-21kworker/u8:023:23:042
30646991714,2cyclictest15879-21kworker/u8:023:59:072
30646991714,2cyclictest15879-21kworker/u8:000:06:012
3064699171,13cyclictest31993-21aten2.4-expect00:15:132
30645991711,4cyclictest0-21swapper/120:03:051
30646991613,2cyclictest4773-21kworker/u8:220:16:042
30646991613,2cyclictest3237-21kworker/u8:123:28:042
30646991613,2cyclictest24339-21kworker/u8:019:20:052
30646991613,2cyclictest22472-21kworker/u8:222:36:042
30646991613,2cyclictest20898-21kworker/u8:020:12:052
30646991613,2cyclictest18226-21kworker/u8:120:02:042
3064699161,13cyclictest20303-21hddtemp_smartct21:15:142
3064699161,13cyclictest0-21swapper/223:15:182
3064699160,2cyclictest0-21swapper/221:41:042
3064699160,14cyclictest0-21swapper/222:05:042
3064599165,6cyclictest14460-21diskmemload21:36:011
30645991613,2cyclictest15997-21kworker/u8:221:40:041
3064599161,13cyclictest0-21swapper/123:30:181
3064599160,6cyclictest0-21swapper/123:48:011
3064799151,12cyclictest14461-21apt-get21:10:073
30646991512,2cyclictest6193-21kworker/u8:220:49:042
30646991512,2cyclictest31865-21kworker/u8:119:12:022
30646991512,2cyclictest30623-21kworker/u8:123:45:042
30646991512,2cyclictest29157-21kworker/u8:122:15:042
30646991512,2cyclictest26281-21kworker/u8:200:10:042
30646991512,2cyclictest24339-21kworker/u8:019:37:042
30646991512,2cyclictest24339-21kworker/u8:019:29:042
30646991512,2cyclictest22472-21kworker/u8:222:45:042
30646991512,2cyclictest22472-21kworker/u8:222:42:042
30646991512,2cyclictest20898-21kworker/u8:020:44:012
30646991512,2cyclictest18226-21kworker/u8:120:05:042
30646991512,2cyclictest17528-21kworker/u8:223:44:042
30646991512,2cyclictest17528-21kworker/u8:223:44:042
30646991512,2cyclictest15997-21kworker/u8:221:48:042
3064699150,14cyclictest0-21swapper/222:57:042
30645991512,2cyclictest18282-21kworker/u8:023:17:041
30645991512,2cyclictest15757-21kworker/u8:022:20:051
3064599150,13cyclictest16516-21sh00:32:071
3064599150,12cyclictest0-21swapper/122:46:501
30644991511,2cyclictest0-21swapper/020:55:180
3064499150,14cyclictest0-21swapper/021:16:050
3064499150,13cyclictest0-21swapper/023:00:190
3064499150,13cyclictest0-21swapper/021:30:180
309222140,1sleep230920-21aten2.4-expect20:30:132
3064799141,2cyclictest0-21swapper/320:41:013
3064799140,12cyclictest22825-21ssh22:25:033
3064799140,12cyclictest0-21swapper/323:50:183
3064699149,3cyclictest22065-21ssh21:50:162
30646991411,2cyclictest9697-21kworker/u8:021:13:022
30646991411,2cyclictest4773-21kworker/u8:219:43:042
30646991411,2cyclictest28831-21kworker/u8:220:27:042
30646991411,2cyclictest27109-21kworker/u8:121:25:052
30646991411,2cyclictest20898-21kworker/u8:020:23:042
30646991411,2cyclictest15997-21kworker/u8:221:56:042
3064699140,2cyclictest0-21swapper/222:28:052
3064699140,2cyclictest0-21swapper/222:02:042
3064699140,13cyclictest0-21swapper/200:00:042
3064699140,12cyclictest26602-21taskset23:01:232
3064599149,3cyclictest25664-21ssh22:27:151
3064599149,3cyclictest13875-21sensors19:46:021
30645991411,2cyclictest24339-21kworker/u8:019:18:041
30645991411,2cyclictest20588-21copy20:05:031
30645991411,2cyclictest0-21swapper/121:27:441
3064599141,10cyclictest14460-21diskmemload22:36:011
30645991410,2cyclictest0-21swapper/122:51:351
3064599140,13cyclictest0-21swapper/119:21:031
3064599140,13cyclictest0-21swapper/100:14:131
3064599140,12cyclictest274-21jbd2/sda1-823:23:061
3064599140,12cyclictest0-21swapper/123:53:261
3064599140,12cyclictest0-21swapper/123:13:251
3064599140,10cyclictest0-21swapper/121:17:041
30644991410,2cyclictest0-21swapper/000:09:090
3064499140,13cyclictest0-21swapper/022:20:190
3064499140,12cyclictest0-21swapper/000:33:080
71452130,2sleep30-21swapper/323:49:313
3064799139,2cyclictest0-21swapper/323:05:133
3064799138,3cyclictest5778-21munin-node3
3064799131,3cyclictest8348-21ssh21:35:493
3064799131,2cyclictest13287-21ssh21:40:513
30647991310,2cyclictest13867-21apt-get00:30:133
30647991310,2cyclictest0-21swapper/323:00:303
30647991310,2cyclictest0-21swapper/322:45:183
30647991310,2cyclictest0-21swapper/322:12:503
30647991310,2cyclictest0-21swapper/321:56:223
30647991310,2cyclictest0-21swapper/321:26:193
30647991310,2cyclictest0-21swapper/321:16:213
30647991310,2cyclictest0-21swapper/319:20:403
3064799130,2cyclictest14460-21diskmemload23:33:103
3064799130,2cyclictest0-21swapper/319:50:123
3064799130,2cyclictest0-21swapper/300:15:143
3064799130,12cyclictest0-21swapper/323:57:093
3064799130,12cyclictest0-21swapper/322:03:223
3064799130,12cyclictest0-21swapper/300:03:213
3064799130,11cyclictest0-21swapper/323:15:303
30646991310,2cyclictest28831-21kworker/u8:220:36:062
30646991310,2cyclictest24339-21kworker/u8:019:16:042
30646991310,2cyclictest0-21swapper/200:26:042
3064699130,3cyclictest32007-21ssh22:34:392
3064699130,12cyclictest0-21swapper/222:10:542
3064699130,12cyclictest0-21swapper/221:05:142
3064699130,12cyclictest0-21swapper/219:34:012
3064599139,2cyclictest0-21swapper/122:06:371
3064599131,10cyclictest32326-21users19:11:061
30645991310,2cyclictest29157-21kworker/u8:122:18:021
30645991310,2cyclictest29157-21kworker/u8:122:10:011
30645991310,2cyclictest24475-21kworker/u8:223:07:051
30645991310,2cyclictest24339-21kworker/u8:019:32:011
30645991310,2cyclictest0-21swapper/100:00:151
3064599130,2cyclictest0-21swapper/100:17:191
3064599130,12cyclictest0-21swapper/122:42:551
3064599130,12cyclictest0-21swapper/122:30:531
3064599130,12cyclictest0-21swapper/120:55:151
3064599130,12cyclictest0-21swapper/119:35:181
30644991310,2cyclictest6626-21apt-get20:50:120
30644991310,2cyclictest14460-21diskmemload23:48:300
30644991310,2cyclictest11120-21ssh22:45:270
30644991310,2cyclictest0-21swapper/023:27:570
30644991310,2cyclictest0-21swapper/022:10:120
30644991310,2cyclictest0-21swapper/022:05:120
30644991310,2cyclictest0-21swapper/021:51:000
30644991310,2cyclictest0-21swapper/021:47:160
30644991310,2cyclictest0-21swapper/020:11:050
30644991310,2cyclictest0-21swapper/019:40:140
30644991310,2cyclictest0-21swapper/000:19:590
3064499130,2cyclictest0-21swapper/022:51:390
3064499130,2cyclictest0-21swapper/022:25:080
3064499130,12cyclictest0-21swapper/023:55:490
3064499130,12cyclictest0-21swapper/023:52:190
3064499130,12cyclictest0-21swapper/023:30:150
3064499130,12cyclictest0-21swapper/023:08:500
3064499130,12cyclictest0-21swapper/021:55:490
3064499130,12cyclictest0-21swapper/021:27:390
3064499130,12cyclictest0-21swapper/000:21:580
3064499130,11cyclictest4773-21kworker/u8:220:17:040
3064499130,11cyclictest0-21swapper/023:21:380
272242133,2sleep30-21swapper/321:22:043
61812120,2sleep20-21swapper/221:34:222
3064799129,2cyclictest0-21swapper/323:10:063
3064799129,2cyclictest0-21swapper/322:32:203
3064799129,2cyclictest0-21swapper/322:15:223
3064799129,2cyclictest0-21swapper/322:07:123
3064799122,6cyclictest0-21swapper/320:35:003
3064799121,9cyclictest31453-21ssh00:14:543
3064799120,2cyclictest0-21swapper/323:35:303
3064799120,2cyclictest0-21swapper/323:35:303
3064799120,2cyclictest0-21swapper/300:05:223
3064799120,11cyclictest0-21swapper/319:15:113
3064799120,11cyclictest0-21swapper/300:27:203
3064799120,10cyclictest14460-21diskmemload22:53:453
3064799120,10cyclictest0-21swapper/300:35:233
3064699129,2cyclictest9697-21kworker/u8:021:02:052
3064699129,2cyclictest0-21swapper/223:11:352
3064699120,2cyclictest0-21swapper/200:35:152
3064699120,11cyclictest0-21swapper/223:05:232
3064699120,11cyclictest0-21swapper/219:50:162
3064699120,11cyclictest0-21swapper/200:30:152
3064699120,10cyclictest4773-21kworker/u8:219:45:052
3064599129,2cyclictest6193-21kworker/u8:220:48:041
3064599129,2cyclictest29157-21kworker/u8:122:00:041
3064599129,2cyclictest21889-21kworker/u8:200:38:041
3064599129,2cyclictest14460-21diskmemload21:12:081
3064599129,2cyclictest0-21swapper/123:58:091
3064599129,2cyclictest0-21swapper/121:00:181
3064599127,3cyclictest2440-21munin-node1
3064599122,7cyclictest0-21swapper/120:35:021
3064599121,9cyclictest0-21swapper/119:55:151
3064599121,9cyclictest0-21swapper/100:05:161
3064599120,2cyclictest0-21swapper/119:40:071
3064599120,11cyclictest0-21swapper/123:00:271
3064599120,10cyclictest0-21swapper/123:35:181
3064599120,10cyclictest0-21swapper/123:35:181
3064499129,2cyclictest0-21swapper/022:35:030
3064499129,2cyclictest0-21swapper/021:35:250
3064499129,2cyclictest0-21swapper/020:20:590
3064499129,2cyclictest0-21swapper/020:05:150
3064499129,2cyclictest0-21swapper/019:25:510
3064499129,2cyclictest0-21swapper/000:25:460
3064499120,2cyclictest0-21swapper/022:16:070
3064499120,2cyclictest0-21swapper/021:20:040
3064499120,2cyclictest0-21swapper/021:11:190
3064499120,2cyclictest0-21swapper/020:01:040
3064499120,2cyclictest0-21swapper/000:00:340
3064499120,11cyclictest20898-21kworker/u8:020:28:050
3064499120,11cyclictest0-21swapper/023:40:520
3064499120,11cyclictest0-21swapper/023:40:520
3064499120,11cyclictest0-21swapper/023:15:370
3064499120,11cyclictest0-21swapper/023:11:170
3064499120,11cyclictest0-21swapper/022:56:180
3064499120,11cyclictest0-21swapper/022:30:160
3064499120,11cyclictest0-21swapper/020:35:140
3064499120,11cyclictest0-21swapper/019:56:030
3064499120,11cyclictest0-21swapper/000:35:150
3064499120,11cyclictest0-21swapper/000:10:130
3064499120,10cyclictest0-21swapper/020:33:130
108352120,2sleep20-21swapper/223:52:462
3064799118,2cyclictest14476-21ssh23:22:423
3064799118,2cyclictest0-21swapper/320:05:173
3064799118,2cyclictest0-21swapper/320:00:163
3064799117,2cyclictest5202-21munin-node3
3064799111,3cyclictest19372-21ssh22:20:383
3064799110,2cyclictest0-21swapper/319:35:133
3064799110,2cyclictest0-21swapper/319:30:173
3064799110,10cyclictest0-21swapper/321:33:263
3064799110,10cyclictest0-21swapper/320:55:173
3064699111,7cyclictest8864-21tr20:55:152
3064599118,2cyclictest27109-21kworker/u8:121:34:041
3064599118,2cyclictest20898-21kworker/u8:020:30:041
3064599118,2cyclictest20898-21kworker/u8:020:25:041
3064599118,2cyclictest20898-21kworker/u8:020:10:051
3064599118,2cyclictest0-21swapper/100:21:051
3064599111,7cyclictest0-21swapper/120:17:011
3064599111,3cyclictest6623-21munin-node1
3064599111,3cyclictest14724-21munin-node1
3064599110,9cyclictest0-21swapper/121:05:141
3064599110,3cyclictest16649-21munin-node1
3064499118,2cyclictest0-21swapper/019:30:180
3064499118,2cyclictest0-21swapper/019:20:180
3064499110,10cyclictest0-21swapper/019:45:510
3064799107,2cyclictest0-21swapper/321:03:403
3064799107,2cyclictest0-21swapper/320:16:033
3064799106,2cyclictest616-1kworker/u9:023:40:163
3064799106,2cyclictest616-1kworker/u9:023:40:153
3064799105,3cyclictest13554-21munin-node3
3064799100,6cyclictest0-21swapper/320:51:013
3064799100,2cyclictest0-21swapper/323:26:143
3064599107,2cyclictest0-21swapper/120:20:141
3064499100,9cyclictest24339-21kworker/u8:019:38:050
3064499100,9cyclictest0-21swapper/019:14:560
163902100,1sleep00-21swapper/019:53:300
306479996,2cyclictest0-21swapper/319:55:313
306479994,4cyclictest274-21jbd2/sda1-819:25:173
306479994,3cyclictest23358-21gltestperf20:10:143
306479994,3cyclictest13664-21ps19:45:203
306479994,3cyclictest1181-21load20:35:183
306479990,8cyclictest0-21swapper/320:46:433
306469993,4cyclictest6664-21basename20:50:122
306449996,2cyclictest0-21swapper/021:00:180
306449994,3cyclictest763-21df19:15:140
306449994,3cyclictest3150-21nscd20:40:120
306449992,5cyclictest0-21swapper/021:06:020
306449990,7cyclictest0-21swapper/020:45:010
306479983,3cyclictest30950-21aten2.4-expect19:10:123
306479983,3cyclictest29113-21tr20:25:133
306479983,3cyclictest27052-21grep20:20:123
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