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2026-05-02 - 12:16

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 all highest latencies:
System rack3slot6s.osadl.org (updated Sat May 02, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
537211188,16sleep10-21swapper/119:05:391
31747211098,6sleep20-21swapper/219:05:002
557210885,16sleep30-21swapper/319:05:493
1090210695,6sleep00-21swapper/019:07:230
1320993516,18cyclictest0-21swapper/023:50:100
309722270,1sleep30-21swapper/323:43:403
189222260,0sleep20-21swapper/223:30:162
324492220,1sleep011-21rcuc/000:20:120
210462220,0sleep00-21swapper/000:07:100
132299221,19cyclictest0-21swapper/222:50:092
299382210,0sleep30-21swapper/321:56:583
193222210,1sleep1221ktimersoftd/100:05:221
132299212,6cyclictest0-21swapper/222:38:592
132099210,11cyclictest0-21swapper/020:50:090
123772210,0sleep30-21swapper/319:35:133
132299202,8cyclictest0-21swapper/223:03:022
132299202,6cyclictest0-21swapper/222:45:592
132099200,2cyclictest0-21swapper/019:10:120
51532190,0sleep00-21swapper/023:15:190
132299191,6cyclictest0-21swapper/223:27:582
132299190,7cyclictest0-21swapper/222:34:592
132299190,7cyclictest0-21swapper/220:58:582
1323991815,2cyclictest13911-21kworker/u8:200:11:043
132299181,15cyclictest0-21swapper/200:25:172
132299180,6cyclictest0-21swapper/200:34:022
1323991714,2cyclictest6415-21kworker/u8:100:07:043
1323991714,2cyclictest30511-21kworker/u8:123:22:043
132399171,3cyclictest4012-21apt-get22:40:113
132299172,7cyclictest0-21swapper/221:42:582
1322991714,2cyclictest27205-21kworker/u8:121:50:042
1322991714,2cyclictest22496-21kworker/u8:023:12:052
132299170,7cyclictest0-21swapper/221:09:582
132299170,2cyclictest0-21swapper/221:36:042
132199170,2cyclictest17582-21diskmemload21:13:041
132199170,2cyclictest0-21swapper/121:24:051
132099170,16cyclictest0-21swapper/023:30:110
1323991613,2cyclictest6415-21kworker/u8:123:52:053
1323991613,2cyclictest11822-21kworker/u8:119:46:043
132299162,7cyclictest0-21swapper/222:25:012
132299162,7cyclictest0-21swapper/222:11:582
1322991613,2cyclictest6415-21kworker/u8:123:58:052
1322991613,2cyclictest30511-21kworker/u8:123:20:042
1322991613,2cyclictest26669-21kworker/u8:100:14:042
1322991612,3cyclictest12-21rcu_preempt21:10:102
132299160,6cyclictest0-21swapper/223:52:582
132299160,5cyclictest0-21swapper/221:28:012
132299160,11cyclictest0-21swapper/222:06:042
132299160,11cyclictest0-21swapper/221:01:042
132199160,14cyclictest0-21swapper/122:25:161
132099160,14cyclictest0-21swapper/020:20:110
239302150,2sleep10-21swapper/123:35:331
239302150,2sleep10-21swapper/123:35:331
132399151,3cyclictest4598-21ntp_states20:35:163
132399151,3cyclictest22291-21df_inode20:00:143
132399151,3cyclictest22291-21df_inode20:00:143
1323991512,2cyclictest22789-21kworker/u8:222:54:013
1323991511,2cyclictest0-21swapper/322:20:113
132399150,2cyclictest10827-21ssh21:36:043
132299152,8cyclictest0-21swapper/221:35:002
132299152,5cyclictest0-21swapper/200:09:592
132299151,7cyclictest0-21swapper/222:23:592
132299151,3cyclictest8155-21uniq20:45:142
1322991512,2cyclictest27205-21kworker/u8:122:03:042
1322991512,2cyclictest25986-21kworker/u8:020:20:012
1322991510,3cyclictest15551-21ssh00:01:022
132299150,6cyclictest0-21swapper/222:17:582
132299150,5cyclictest0-21swapper/200:37:582
132299150,10cyclictest0-21swapper/221:18:012
132199150,13cyclictest32610-21ntp_states23:10:161
132199150,13cyclictest0-21swapper/122:06:001
132099151,12cyclictest9820-21memory22:10:180
132099150,13cyclictest0-21swapper/023:44:310
161972140,1sleep3381ktimersoftd/321:42:153
1323991411,2cyclictest3854-21kworker/u8:223:30:013
1323991411,2cyclictest27205-21kworker/u8:121:21:043
1323991411,2cyclictest22789-21kworker/u8:223:08:043
1323991411,2cyclictest0-21swapper/322:35:173
1323991410,3cyclictest6723-21grep00:26:023
1323991410,3cyclictest26669-21kworker/u8:100:24:043
1322991411,2cyclictest3854-21kworker/u8:223:44:012
1322991411,2cyclictest30025-21kworker/u8:220:51:042
1322991411,2cyclictest27205-21kworker/u8:121:22:012
1322991411,2cyclictest25986-21kworker/u8:020:38:042
1322991411,2cyclictest21597-21kworker/u8:120:10:042
1322991411,2cyclictest17868-21kworker/u8:019:56:042
1322991411,2cyclictest11822-21kworker/u8:119:47:042
1321991410,2cyclictest0-21swapper/100:15:131
132199140,12cyclictest17582-21diskmemload23:40:111
132199140,12cyclictest0-21swapper/123:15:041
132199140,12cyclictest0-21swapper/100:36:151
132199140,12cyclictest0-21swapper/100:25:321
132199140,12cyclictest0-21swapper/100:11:151
1320991411,2cyclictest31822-21apt-get21:25:110
1320991411,2cyclictest0-21swapper/023:11:510
1320991411,2cyclictest0-21swapper/000:01:010
132099140,2cyclictest17582-21diskmemload23:38:510
132099140,2cyclictest17582-21diskmemload23:38:510
132099140,2cyclictest0-21swapper/021:30:060
132099140,2cyclictest0-21swapper/020:06:010
132099140,12cyclictest19805-21cat19:55:000
132099140,12cyclictest0-21swapper/000:35:150
132099140,12cyclictest0-21swapper/000:17:440
128542141,3sleep112865-21ssh22:49:561
20922130,3sleep32102-21ssh23:46:533
132399131,10cyclictest7070-21ssh23:17:473
132399131,10cyclictest20372-21ssh21:46:293
1323991310,2cyclictest30025-21kworker/u8:221:29:043
1323991310,2cyclictest20776-21kworker/u8:123:36:043
1323991310,2cyclictest20776-21kworker/u8:123:36:043
1323991310,2cyclictest0-21swapper/300:30:063
132399130,12cyclictest0-21swapper/320:10:173
132399130,11cyclictest0-21swapper/323:03:113
132399130,11cyclictest0-21swapper/319:40:153
132399130,11cyclictest0-21swapper/300:35:143
1322991310,2cyclictest3854-21kworker/u8:223:16:042
1322991310,2cyclictest27682-21kworker/u8:019:26:042
1322991310,2cyclictest27682-21kworker/u8:019:13:042
1322991310,2cyclictest27205-21kworker/u8:121:46:042
1322991310,2cyclictest21395-21kworker/u8:000:22:042
1322991310,2cyclictest1602-21kworker/u8:219:53:042
1322991310,2cyclictest1602-21kworker/u8:219:42:012
1322991310,2cyclictest1602-21kworker/u8:219:36:042
132299130,2cyclictest0-21swapper/219:30:042
1321991310,2cyclictest24392-21fschecks_time20:05:151
1321991310,2cyclictest17582-21diskmemload22:00:531
1321991310,2cyclictest0-21swapper/123:25:291
1321991310,2cyclictest0-21swapper/122:37:101
1321991310,2cyclictest0-21swapper/122:20:111
1321991310,2cyclictest0-21swapper/122:16:211
1321991310,2cyclictest0-21swapper/122:14:311
1321991310,2cyclictest0-21swapper/121:56:161
1321991310,2cyclictest0-21swapper/121:39:141
1321991310,2cyclictest0-21swapper/121:31:221
1321991310,2cyclictest0-21swapper/121:28:291
1321991310,2cyclictest0-21swapper/119:35:121
1321991310,2cyclictest0-21swapper/100:00:131
132199130,2cyclictest0-21swapper/123:55:311
132199130,2cyclictest0-21swapper/123:20:001
132199130,2cyclictest0-21swapper/122:50:171
132199130,2cyclictest0-21swapper/119:15:101
132199130,2cyclictest0-21swapper/119:10:141
132199130,2cyclictest0-21swapper/100:30:111
132199130,12cyclictest0-21swapper/123:46:061
132199130,12cyclictest0-21swapper/100:20:191
132199130,11cyclictest17582-21diskmemload21:51:551
132199130,11cyclictest0-21swapper/121:49:141
132099131,2cyclictest3728-21runrttasks23:24:120
1320991310,2cyclictest30025-21kworker/u8:220:56:040
1320991310,2cyclictest101ktimersoftd/020:30:010
1320991310,2cyclictest0-21swapper/021:53:210
1320991310,2cyclictest0-21swapper/021:13:110
1320991310,2cyclictest0-21swapper/000:29:010
132099130,2cyclictest0-21swapper/022:15:130
132099130,2cyclictest0-21swapper/022:05:120
132099130,2cyclictest0-21swapper/022:02:210
132099130,2cyclictest0-21swapper/021:56:110
132099130,2cyclictest0-21swapper/020:00:130
132099130,2cyclictest0-21swapper/020:00:130
132099130,12cyclictest0-21swapper/023:55:410
132099130,12cyclictest0-21swapper/023:47:120
132099130,12cyclictest0-21swapper/022:47:110
132099130,12cyclictest0-21swapper/022:39:530
132099130,12cyclictest0-21swapper/022:26:010
132099130,12cyclictest0-21swapper/022:23:010
132099130,11cyclictest17582-21diskmemload00:12:030
132099130,11cyclictest0-21swapper/022:50:280
132099130,11cyclictest0-21swapper/021:40:590
280552120,0sleep30-21swapper/320:15:123
132399129,2cyclictest30025-21kworker/u8:220:28:013
132399129,2cyclictest27682-21kworker/u8:019:10:043
132399129,2cyclictest27205-21kworker/u8:121:32:043
132399129,2cyclictest21395-21kworker/u8:000:18:043
132399129,2cyclictest17582-21diskmemload22:16:453
132399129,2cyclictest1602-21kworker/u8:219:34:053
132399129,2cyclictest0-21swapper/323:25:163
132399129,2cyclictest0-21swapper/322:47:063
132399129,2cyclictest0-21swapper/320:46:043
132399129,2cyclictest0-21swapper/300:00:173
132399120,7cyclictest0-21swapper/320:07:043
132399120,2cyclictest17582-21diskmemload21:18:213
132399120,2cyclictest0-21swapper/322:57:073
132399120,11cyclictest0-21swapper/322:30:353
132399120,11cyclictest0-21swapper/322:14:453
132399120,11cyclictest0-21swapper/322:06:273
132399120,11cyclictest0-21swapper/321:51:023
132399120,11cyclictest0-21swapper/321:10:043
132399120,11cyclictest0-21swapper/319:15:123
132399120,10cyclictest0-21swapper/323:14:243
132299129,2cyclictest27682-21kworker/u8:019:24:052
132299129,2cyclictest1602-21kworker/u8:219:17:042
132299129,2cyclictest0-21swapper/223:35:182
132299129,2cyclictest0-21swapper/223:35:172
132299129,2cyclictest0-21swapper/222:41:102
132299129,2cyclictest0-21swapper/221:58:292
132299129,2cyclictest0-21swapper/220:25:172
132299120,2cyclictest17582-21diskmemload23:05:192
132299120,2cyclictest0-21swapper/223:45:112
132199129,2cyclictest0-21swapper/123:52:021
132199129,2cyclictest0-21swapper/122:55:241
132199129,2cyclictest0-21swapper/121:05:141
132199129,2cyclictest0-21swapper/120:35:161
132199129,2cyclictest0-21swapper/119:50:501
132199129,2cyclictest0-21swapper/119:20:131
132199127,3cyclictest24425-21head21:16:031
132199120,2cyclictest0-21swapper/121:40:041
132199120,2cyclictest0-21swapper/120:50:371
132199120,11cyclictest4463-21kworker/u8:022:31:041
132199120,11cyclictest0-21swapper/123:31:041
132199120,11cyclictest0-21swapper/123:07:101
132199120,11cyclictest0-21swapper/122:43:111
132199120,11cyclictest0-21swapper/119:56:001
132199120,10cyclictest25986-21kworker/u8:020:21:041
132199120,10cyclictest0-21swapper/119:30:391
132099129,2cyclictest0-21swapper/023:25:050
132099129,2cyclictest0-21swapper/022:55:140
132099129,2cyclictest0-21swapper/021:35:100
132099129,2cyclictest0-21swapper/021:17:130
132099129,2cyclictest0-21swapper/019:35:130
132099122,7cyclictest0-21swapper/021:05:010
132099122,7cyclictest0-21swapper/019:28:010
132099120,2cyclictest0-21swapper/023:05:360
132099120,2cyclictest0-21swapper/023:00:170
132099120,2cyclictest0-21swapper/022:40:460
132099120,2cyclictest0-21swapper/021:20:060
132099120,2cyclictest0-21swapper/020:40:140
132099120,11cyclictest0-21swapper/021:46:300
132099120,11cyclictest0-21swapper/019:55:170
132099120,11cyclictest0-21swapper/019:15:160
132099120,11cyclictest0-21swapper/000:30:560
272852110,1sleep00-21swapper/022:30:070
132399118,2cyclictest27682-21kworker/u8:019:21:043
132399110,1cyclictest0-21swapper/322:28:123
132399110,10cyclictest0-21swapper/323:55:183
132399110,10cyclictest0-21swapper/322:00:103
132299112,7cyclictest0-21swapper/220:09:012
132299112,6cyclictest0-21swapper/220:04:012
132299112,6cyclictest0-21swapper/220:04:012
132299111,6cyclictest0-21swapper/220:41:012
132299110,10cyclictest0-21swapper/222:55:282
132199118,2cyclictest0-21swapper/121:00:501
132199118,2cyclictest0-21swapper/120:40:161
132199118,2cyclictest0-21swapper/120:31:041
132199118,2cyclictest0-21swapper/120:00:591
132199118,2cyclictest0-21swapper/120:00:591
132199110,9cyclictest0-21swapper/120:25:111
132199110,10cyclictest0-21swapper/123:02:031
132099118,2cyclictest0-21swapper/020:25:010
132099112,7cyclictest4562-21gdm-simple-gree20:17:580
132099110,2cyclictest0-21swapper/021:02:560
132099110,10cyclictest11822-21kworker/u8:119:48:010
132399107,2cyclictest27682-21kworker/u8:019:27:043
132399107,2cyclictest25986-21kworker/u8:020:34:013
132399107,2cyclictest0-21swapper/320:50:093
132399105,3cyclictest19987-21aten2.4_r3power19:55:123
132399105,3cyclictest0-21swapper/321:01:013
132399102,6cyclictest0-21swapper/320:22:013
132299107,2cyclictest0-21swapper/200:15:052
132299104,4cyclictest2907-21tail20:31:022
132299100,7cyclictest0-21swapper/220:15:012
132199107,2cyclictest0-21swapper/119:25:101
132199100,9cyclictest1602-21kworker/u8:219:41:041
132199100,8cyclictest0-21swapper/120:55:121
132199100,8cyclictest0-21swapper/120:15:101
132099102,5cyclictest0-21swapper/019:40:010
13239996,2cyclictest11822-21kworker/u8:119:50:043
13239994,3cyclictest5730-21munin-node3
13239994,3cyclictest11914-21aten2.4-expect20:55:133
13239991,3cyclictest16273-21grep21:05:143
13219990,8cyclictest0-21swapper/120:45:111
13219990,7cyclictest0-21swapper/120:10:101
13209995,2cyclictest8304-21gltestperf20:45:150
13209992,6cyclictest0-21swapper/020:11:070
13209991,6cyclictest0-21swapper/019:31:010
13219984,3cyclictest16610-21cat19:45:161
13209985,2cyclictest0-21swapper/020:35:010
13209981,6cyclictest0-21swapper/019:20:570
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