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2026-07-29 - 05:29

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 Wed Jul 29, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1091621420,3sleep23080599cyclictest22:11:142
30483210780,6sleep20-21swapper/219:06:152
30691210685,16sleep30-21swapper/319:08:563
30491210377,20sleep00-21swapper/019:06:200
3066729887,6sleep10-21swapper/119:08:381
183702820,1sleep30-21swapper/322:20:003
138222730,1sleep2301ktimersoftd/223:21:082
27652700,1sleep229-21rcuc/222:03:562
215342680,0sleep30-21swapper/321:16:073
26602640,1sleep20-21swapper/200:16:192
283762570,0sleep00-21swapper/000:10:130
4402270,1sleep10-21swapper/100:15:061
3080499241,3cyclictest0-21swapper/100:35:141
3080499221,19cyclictest0-21swapper/121:15:141
3080499220,20cyclictest0-21swapper/123:31:181
3080499211,2cyclictest0-21swapper/120:20:111
3080499210,19cyclictest0-21swapper/100:10:111
3080499210,12cyclictest3577-21pzem_current20:40:191
3080699200,2cyclictest0-21swapper/320:15:143
3080499201,9cyclictest0-21swapper/120:55:181
30804992010,2cyclictest0-21swapper/100:26:421
3080499200,2cyclictest0-21swapper/121:11:591
3080699190,13cyclictest0-21swapper/323:10:043
3080499199,2cyclictest0-21swapper/121:38:521
3080499198,2cyclictest0-21swapper/120:01:001
3080499197,3cyclictest30950-21munin-node1
3080499191,10cyclictest0-21swapper/123:15:191
30804991910,2cyclictest0-21swapper/122:17:221
3080499190,9cyclictest0-21swapper/119:25:001
3080499190,2cyclictest207150irq/24-eth123:38:291
3080499190,2cyclictest0-21swapper/123:59:361
3080499190,2cyclictest0-21swapper/123:44:071
3080499190,2cyclictest0-21swapper/100:09:211
3080499190,18cyclictest0-21swapper/123:45:491
3080499190,17cyclictest0-21swapper/123:20:161
3080499190,17cyclictest0-21swapper/122:50:151
3080499190,11cyclictest0-21swapper/123:04:491
3080499190,11cyclictest0-21swapper/122:59:541
3080499190,11cyclictest0-21swapper/122:44:271
3080499190,11cyclictest0-21swapper/121:34:331
279162190,0sleep00-21swapper/023:02:340
3080499189,2cyclictest14592-21diskmemload23:26:291
3080499187,2cyclictest0-21swapper/122:45:131
3080499183,6cyclictest0-21swapper/123:53:041
3080499181,8cyclictest0-21swapper/120:15:181
3080499181,3cyclictest0-21swapper/121:20:131
30804991811,6cyclictest0-21swapper/100:22:281
30804991810,2cyclictest0-21swapper/122:06:581
3080499180,9cyclictest26888-21df_abs21:55:141
3080499180,9cyclictest0-21swapper/100:35:001
3080499180,8cyclictest0-21swapper/120:46:031
3080499180,8cyclictest0-21swapper/120:35:131
3080499180,3cyclictest0-21swapper/121:25:501
3080499180,2cyclictest14592-21diskmemload22:33:391
3080499180,2cyclictest14592-21diskmemload22:33:381
3080499180,2cyclictest0-21swapper/122:25:101
3080499180,2cyclictest0-21swapper/121:46:541
3080499180,1cyclictest0-21swapper/123:05:071
3080499180,16cyclictest0-21swapper/121:41:361
3080499180,11cyclictest0-21swapper/122:37:281
3080499180,11cyclictest0-21swapper/122:11:411
3080499180,11cyclictest0-21swapper/122:02:321
3080499179,2cyclictest0-21swapper/121:00:001
3080499178,2cyclictest0-21swapper/123:14:171
3080499177,2cyclictest0-21swapper/122:20:121
3080499171,14cyclictest0-21swapper/120:10:111
3080499170,11cyclictest0-21swapper/121:52:041
3080499170,11cyclictest0-21swapper/100:02:091
3080699161,13cyclictest0-21swapper/319:55:153
3080599161,13cyclictest14592-21diskmemload21:10:142
3080499164,3cyclictest22326-21head20:06:021
30803991613,2cyclictest18905-21kworker/u8:222:54:040
200402161,3sleep00-21swapper/020:01:010
30806991510,3cyclictest0-21swapper/300:15:153
3080599150,2cyclictest0-21swapper/222:54:042
30803991512,2cyclictest0-21swapper/021:16:070
3080399150,13cyclictest0-21swapper/022:15:370
3080399150,13cyclictest0-21swapper/021:13:080
30806991411,2cyclictest0-21swapper/321:00:143
3080699140,3cyclictest89562sleep322:42:583
3080699140,2cyclictest0-21swapper/322:57:403
3080699140,12cyclictest27913-21ssh23:02:343
3080699140,12cyclictest0-21swapper/322:35:003
3080699140,12cyclictest0-21swapper/322:35:003
3080699140,12cyclictest0-21swapper/321:30:143
30805991411,2cyclictest8538-21kworker/u8:200:04:052
30805991411,2cyclictest12325-21kworker/u8:121:18:042
30805991410,2cyclictest0-21swapper/200:25:142
3080599140,12cyclictest0-21swapper/223:15:142
30803991411,2cyclictest0-21swapper/023:43:070
3080399140,13cyclictest0-21swapper/023:46:080
3080399140,13cyclictest0-21swapper/000:34:070
3080399140,12cyclictest0-21swapper/022:09:410
3080399140,12cyclictest0-21swapper/021:36:230
3080699138,3cyclictest0-21swapper/323:42:113
30806991310,2cyclictest23410-21munin-node3
30806991310,2cyclictest0-21swapper/323:50:523
30806991310,2cyclictest0-21swapper/323:23:553
30806991310,2cyclictest0-21swapper/323:05:223
30806991310,2cyclictest0-21swapper/319:35:133
3080699130,3cyclictest0-21swapper/321:12:063
3080699130,2cyclictest0-21swapper/323:25:113
3080699130,2cyclictest0-21swapper/322:03:433
3080699130,12cyclictest0-21swapper/321:50:153
3080699130,12cyclictest0-21swapper/320:25:133
3080699130,12cyclictest0-21swapper/300:22:513
3080699130,11cyclictest14592-21diskmemload21:25:323
3080699130,11cyclictest0-21swapper/300:05:253
30805991310,2cyclictest667-21kworker/u8:219:56:052
30805991310,2cyclictest29530-21kworker/u8:121:48:052
30805991310,2cyclictest25476-21kworker/u8:121:56:042
30805991310,2cyclictest0-21swapper/222:25:592
30805991310,2cyclictest0-21swapper/222:20:142
30805991310,2cyclictest0-21swapper/220:56:042
3080599130,11cyclictest0-21swapper/223:07:052
3080499132,6cyclictest0-21swapper/119:50:001
30803991310,2cyclictest3157-21lldpd23:55:360
30803991310,2cyclictest20763-21ssh00:01:390
30803991310,2cyclictest0-21swapper/023:54:250
30803991310,2cyclictest0-21swapper/023:25:180
30803991310,2cyclictest0-21swapper/023:21:050
30803991310,2cyclictest0-21swapper/023:16:320
30803991310,2cyclictest0-21swapper/023:14:530
30803991310,2cyclictest0-21swapper/022:42:380
30803991310,2cyclictest0-21swapper/022:38:410
30803991310,2cyclictest0-21swapper/022:33:020
30803991310,2cyclictest0-21swapper/022:33:020
30803991310,2cyclictest0-21swapper/022:13:110
30803991310,2cyclictest0-21swapper/022:00:130
30803991310,2cyclictest0-21swapper/021:40:400
30803991310,2cyclictest0-21swapper/021:01:030
30803991310,2cyclictest0-21swapper/020:16:070
30803991310,2cyclictest0-21swapper/019:55:160
30803991310,2cyclictest0-21swapper/019:30:140
30803991310,2cyclictest0-21swapper/000:15:210
3080399130,2cyclictest430-21wc19:15:000
3080399130,2cyclictest0-21swapper/021:53:070
3080399130,12cyclictest0-21swapper/022:55:140
3080399130,12cyclictest0-21swapper/022:27:590
3080399130,12cyclictest0-21swapper/021:32:030
3080399130,12cyclictest0-21swapper/021:25:070
3080399130,12cyclictest0-21swapper/020:41:020
3080399130,12cyclictest0-21swapper/000:25:180
3080399130,12cyclictest0-21swapper/000:20:570
86452120,2sleep20-21swapper/222:42:292
3080699129,2cyclictest0-21swapper/321:05:173
3080699129,2cyclictest0-21swapper/320:55:203
3080699129,2cyclictest0-21swapper/320:49:403
3080699129,2cyclictest0-21swapper/319:20:163
3080699129,2cyclictest0-21swapper/300:02:053
3080699127,3cyclictest5978-21ssh22:06:073
3080699127,3cyclictest24287-21ssh23:32:203
3080699122,7cyclictest0-21swapper/319:47:013
3080699120,2cyclictest0-21swapper/323:59:073
3080699120,2cyclictest0-21swapper/322:49:353
3080699120,2cyclictest0-21swapper/320:50:173
3080699120,2cyclictest0-21swapper/300:13:033
3080699120,11cyclictest0-21swapper/322:52:563
3080699120,11cyclictest0-21swapper/322:36:443
3080699120,11cyclictest0-21swapper/322:10:143
3080699120,11cyclictest0-21swapper/321:57:583
3080699120,11cyclictest0-21swapper/321:40:273
3080699120,11cyclictest0-21swapper/321:35:183
3080699120,11cyclictest0-21swapper/321:20:173
3080699120,11cyclictest0-21swapper/300:25:133
3080599129,2cyclictest6568-21kworker/u8:221:35:042
3080599121,9cyclictest27043-21sh21:21:392
3080599120,2cyclictest0-21swapper/200:11:042
3080599120,11cyclictest0-21swapper/222:46:132
3080499121,9cyclictest6756-21munin-node1
3080499121,9cyclictest0-21swapper/121:05:131
3080499121,9cyclictest0-21swapper/119:40:151
3080499121,9cyclictest0-21swapper/119:25:141
3080499120,11cyclictest0-21swapper/119:56:031
3080399129,2cyclictest0-21swapper/023:36:370
3080399120,2cyclictest0-21swapper/023:33:100
3080399120,2cyclictest0-21swapper/023:06:250
3080399120,2cyclictest0-21swapper/022:46:180
3080399120,2cyclictest0-21swapper/021:56:390
3080399120,2cyclictest0-21swapper/000:07:240
3080399120,11cyclictest0-21swapper/022:21:430
3080399120,11cyclictest0-21swapper/021:48:400
3080399120,11cyclictest0-21swapper/021:21:440
3080399120,11cyclictest0-21swapper/019:50:140
3080399120,11cyclictest0-21swapper/019:20:170
3080399120,11cyclictest0-21swapper/000:36:060
294282120,2sleep30-21swapper/323:37:453
199442120,2sleep30-21swapper/322:20:463
326302110,2sleep20-21swapper/220:33:412
3080699118,2cyclictest0-21swapper/323:45:313
3080699118,2cyclictest0-21swapper/323:17:433
3080699118,2cyclictest0-21swapper/321:45:063
3080699118,2cyclictest0-21swapper/300:35:453
3080699118,2cyclictest0-21swapper/300:30:113
3080699110,2cyclictest0-21swapper/320:00:503
3080699110,2cyclictest0-21swapper/319:25:463
3080599118,2cyclictest8538-21kworker/u8:200:24:062
3080599118,2cyclictest6792-21kworker/u8:119:32:052
3080599118,2cyclictest6568-21kworker/u8:221:53:042
3080599118,2cyclictest17187-21kworker/u8:000:35:042
3080599111,8cyclictest2924-21kworker/2:222:56:022
3080599111,3cyclictest0-21swapper/222:19:542
3080599110,9cyclictest0-21swapper/221:34:042
3080599110,2cyclictest0-21swapper/223:33:162
3080599110,1cyclictest0-21swapper/223:29:412
3080499118,2cyclictest0-21swapper/120:25:001
3080499118,2cyclictest0-21swapper/119:30:141
3080499112,6cyclictest0-21swapper/119:10:441
3080499111,2cyclictest14842-21apt-get19:50:121
3080399118,2cyclictest21462-21smartctl20:05:140
3080399118,2cyclictest0-21swapper/019:45:190
3080399118,2cyclictest0-21swapper/019:41:010
3080399110,2cyclictest0-21swapper/019:35:160
3080399110,10cyclictest9816-21kworker/u8:221:07:040
3080399110,10cyclictest19002-21kworker/u8:020:54:010
79922100,2sleep20-21swapper/223:49:312
37352100,2sleep20-21swapper/219:20:562
3080699106,3cyclictest6792-21kworker/u8:119:33:473
3080599107,2cyclictest23969-21kworker/u8:120:22:012
3080599107,2cyclictest19002-21kworker/u8:021:01:042
3080599107,2cyclictest0-21swapper/223:02:152
3080599107,2cyclictest0-21swapper/221:25:582
3080599107,2cyclictest0-21swapper/220:15:152
3080599107,2cyclictest0-21swapper/200:30:302
3080599105,3cyclictest14376-21sh21:41:492
3080599105,3cyclictest0-21swapper/222:36:332
3080599101,8cyclictest0-21swapper/223:13:492
3080599100,9cyclictest0-21swapper/223:59:392
3080599100,9cyclictest0-21swapper/223:40:412
3080599100,9cyclictest0-21swapper/222:09:092
3080599100,8cyclictest0-21swapper/220:45:042
3080499106,2cyclictest559-21munin-node1
3080399100,9cyclictest23969-21kworker/u8:120:20:050
215552100,7sleep30-21swapper/320:05:173
32678290,2sleep30-21swapper/320:34:183
308069996,2cyclictest0-21swapper/319:50:133
308069994,3cyclictest836-21cpuspeed_turbos19:15:153
308069994,3cyclictest3615-21chrt20:40:373
308069994,3cyclictest31861-21needreboot19:10:203
308069994,3cyclictest28204-21grep20:21:013
308069994,3cyclictest23596-21latency20:10:163
308069994,3cyclictest1614-21mailstats20:36:013
308069994,3cyclictest11345-21tune2fs19:40:153
308059996,2cyclictest25177-21grep00:06:062
308059996,2cyclictest19002-21kworker/u8:020:02:012
308059996,2cyclictest0-21swapper/223:35:112
308059996,2cyclictest0-21swapper/220:05:292
308059994,3cyclictest3971-21unixbench_multi20:41:032
308059994,3cyclictest3728-21runrttasks19:14:062
308059994,3cyclictest3688-21Xorg19:40:592
308059994,3cyclictest274-21jbd2/sda1-822:33:282
308059994,3cyclictest274-21jbd2/sda1-822:33:272
308059994,3cyclictest23753-21ntpq20:10:172
308059994,3cyclictest1932-21grep20:36:032
308059994,3cyclictest16286-21grep19:51:042
308059994,3cyclictest143662sleep219:46:472
308059994,3cyclictest10252-21expr23:51:032
308059993,4cyclictest8095-21wc20:51:052
308059990,2cyclictest0-21swapper/221:05:302
308049994,3cyclictest9319-21grep19:35:131
308039996,2cyclictest30488-21kworker/u8:220:45:050
308039996,2cyclictest0-21swapper/020:35:170
308039994,3cyclictest9036-21tr20:55:150
308039990,5cyclictest0-21swapper/019:18:050
308059985,2cyclictest667-21kworker/u8:219:25:042
308059984,3cyclictest29729-21cat20:25:172
308059983,3cyclictest3728-21runrttasks19:35:082
308059981,3cyclictest1045-21tune2fs19:15:152
308039983,3cyclictest4904-21aten2.4-expect19:25:120
308039981,5cyclictest22990-21basename20:10:120
30947270,1sleep00-21swapper/020:30:090
308039973,3cyclictest29157-21grep20:25:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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