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2026-07-03 - 07:30

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 Fri Jul 03, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
391121330,0sleep20-21swapper/222:45:152
27678211794,17sleep20-21swapper/219:05:052
287162116105,6sleep00-21swapper/019:05:350
28696211397,11sleep30-21swapper/319:05:263
29256211194,12sleep10-21swapper/119:07:161
256462800,3sleep32950099cyclictest21:58:223
259252750,0sleep20-21swapper/220:20:162
121532650,1sleep30-21swapper/319:45:153
107232630,0sleep20-21swapper/223:27:362
269872300,5sleep12949899cyclictest00:20:181
114022290,0sleep00-21swapper/019:45:000
173592270,5sleep22949999cyclictest00:10:132
75152260,3sleep32950099cyclictest22:13:423
304662260,0sleep10-21swapper/121:28:181
63012250,0sleep10-21swapper/123:22:581
2949899242,17cyclictest0-21swapper/121:02:041
78942230,1sleep07899-21cpuspeed_turbos00:00:130
2949899232,16cyclictest0-21swapper/120:07:051
226022230,1sleep30-21swapper/300:15:273
146232230,1sleep10-21swapper/121:10:461
2949999221,19cyclictest0-21swapper/222:15:122
29499992116,3cyclictest0-21swapper/222:50:122
2949899202,2cyclictest0-21swapper/119:59:041
2949899202,2cyclictest0-21swapper/119:59:041
2949899200,4cyclictest0-21swapper/100:34:051
2949899200,4cyclictest0-21swapper/100:28:051
2949899193,12cyclictest0-21swapper/121:45:041
2949899192,2cyclictest0-21swapper/120:33:051
2949899191,17cyclictest0-21swapper/120:00:041
2949899190,4cyclictest0-21swapper/120:58:051
2949899190,3cyclictest0-21swapper/122:37:041
2949899190,3cyclictest0-21swapper/121:19:041
2949899190,3cyclictest0-21swapper/119:29:041
2950099180,16cyclictest0-21swapper/320:40:113
2949899183,2cyclictest0-21swapper/120:46:051
2949899183,14cyclictest0-21swapper/122:03:041
2949899182,2cyclictest0-21swapper/122:22:041
2949899182,2cyclictest0-21swapper/119:30:041
2949899182,15cyclictest0-21swapper/121:23:051
29498991815,2cyclictest7155-21kworker/u8:023:25:051
29498991815,2cyclictest29377-21kworker/u8:121:30:041
29498991815,2cyclictest13286-21kworker/u8:022:08:051
29498991815,2cyclictest12779-21kworker/u8:223:02:041
29498991815,2cyclictest12779-21kworker/u8:223:02:041
2949899181,13cyclictest0-21swapper/123:41:041
2949899180,4cyclictest0-21swapper/100:05:041
2949899180,3cyclictest0-21swapper/123:36:051
2949899180,3cyclictest0-21swapper/122:45:051
2949899180,3cyclictest0-21swapper/119:37:041
2949799180,16cyclictest7283-21turbostat23:59:590
324232170,7sleep10-21swapper/123:51:051
2950099171,14cyclictest24883-21kworker/u8:000:20:123
2949899173,2cyclictest0-21swapper/123:14:041
2949899172,2cyclictest0-21swapper/121:55:041
29498991714,2cyclictest3140-21kworker/u8:021:07:041
29498991714,2cyclictest29323-21kworker/u8:022:41:041
29498991714,2cyclictest26413-21kworker/u8:219:10:011
29498991714,2cyclictest1818-21kworker/u8:021:35:041
29498991714,2cyclictest13042-21kworker/u8:019:48:051
29498991714,2cyclictest12953-21kworker/u8:300:18:051
29498991714,2cyclictest12691-21kworker/u8:123:33:041
29498991713,3cyclictest17231-21kworker/u8:220:11:041
29497991714,2cyclictest7155-21kworker/u8:023:37:040
29497991714,2cyclictest24104-21kworker/u8:221:22:050
29497991714,2cyclictest12779-21kworker/u8:223:04:040
29497991714,2cyclictest12779-21kworker/u8:223:04:040
2949799171,2cyclictest0-21swapper/022:13:050
2950099161,13cyclictest0-21swapper/321:50:133
2949999161,3cyclictest32087-21awk22:40:172
29499991613,2cyclictest13003-21diskmemload23:54:092
29499991611,3cyclictest16829-21ssh23:35:122
2949999160,14cyclictest0-21swapper/200:30:112
29498991613,2cyclictest8833-21kworker/u8:100:38:041
29498991613,2cyclictest7330-21kworker/u8:121:40:041
29498991613,2cyclictest3140-21kworker/u8:020:52:011
29498991613,2cyclictest25475-21kworker/u8:220:37:041
29498991613,2cyclictest22862-21kworker/u8:020:18:041
29498991613,2cyclictest19162-21kworker/u8:100:14:051
29498991613,2cyclictest17430-21kworker/u8:222:30:041
29498991613,2cyclictest17430-21kworker/u8:222:29:041
29498991613,2cyclictest15075-21kworker/u8:119:53:041
2949899160,3cyclictest0-21swapper/122:52:041
29497991613,2cyclictest8568-21kworker/u8:022:18:050
29497991613,2cyclictest19162-21kworker/u8:100:23:040
29497991613,2cyclictest19162-21kworker/u8:100:14:010
2950099151,3cyclictest30036-21ssh22:02:563
29500991512,2cyclictest25189-21ssh23:44:063
2950099151,12cyclictest12040-21ssh23:29:483
29500991510,3cyclictest381ktimersoftd/321:10:133
29500991510,3cyclictest27349-21munin-node3
29500991510,3cyclictest0-21swapper/322:55:003
2950099150,13cyclictest0-21swapper/321:01:043
2949999152,2cyclictest0-21swapper/200:37:032
29499991512,2cyclictest0-21swapper/221:25:152
2949999151,13cyclictest301ktimersoftd/200:09:042
2949999151,12cyclictest0-21swapper/221:17:522
29499991510,3cyclictest0-21swapper/223:44:012
2949999150,3cyclictest22472-21basename21:55:132
29498991512,2cyclictest8568-21kworker/u8:022:19:041
29498991512,2cyclictest29898-21kworker/u8:223:18:041
29498991512,2cyclictest28470-21kworker/u8:223:55:041
29498991512,2cyclictest25475-21kworker/u8:220:40:041
29498991512,2cyclictest19369-21kworker/u8:120:21:041
29498991512,2cyclictest10581-21kworker/u8:119:43:041
2949899150,13cyclictest0-21swapper/122:55:151
29497991512,2cyclictest29898-21kworker/u8:223:16:050
29497991512,2cyclictest12953-21kworker/u8:300:16:040
29497991512,2cyclictest12779-21kworker/u8:223:06:050
29497991512,2cyclictest12779-21kworker/u8:223:06:050
2949799151,12cyclictest22502-21apt-get22:30:110
2949799150,13cyclictest0-21swapper/022:24:580
2949799150,13cyclictest0-21swapper/021:45:000
2950099149,3cyclictest13003-21diskmemload21:46:483
2950099149,3cyclictest0-21swapper/322:09:473
2950099140,3cyclictest0-21swapper/321:27:273
2950099140,13cyclictest0-21swapper/323:55:153
2950099140,13cyclictest0-21swapper/321:40:153
2950099140,12cyclictest26371-21aten2.4_r3power23:10:113
2950099140,12cyclictest0-21swapper/322:45:123
2949999149,3cyclictest7237-21aten2.4_r3power20:55:112
2949999142,6cyclictest0-21swapper/219:45:002
2949999142,11cyclictest13646-21ssh23:30:252
2949999142,10cyclictest3449-21fschecks_count20:45:132
29499991411,2cyclictest301ktimersoftd/221:47:292
29499991411,2cyclictest0-21swapper/223:05:592
29499991411,2cyclictest0-21swapper/223:05:592
29499991411,2cyclictest0-21swapper/222:14:002
29499991411,2cyclictest0-21swapper/222:08:232
2949999141,12cyclictest0-21swapper/200:00:152
29499991410,2cyclictest0-21swapper/221:50:132
29499991410,2cyclictest0-21swapper/200:20:162
2949999140,13cyclictest0-21swapper/219:15:152
2949999140,12cyclictest13003-21diskmemload22:25:512
2949999140,12cyclictest13003-21diskmemload21:41:032
2949999140,12cyclictest0-21swapper/223:16:052
2949999140,12cyclictest0-21swapper/222:35:102
2949999140,12cyclictest0-21swapper/221:38:002
29498991411,2cyclictest7131-21kworker/u8:000:03:041
29498991411,2cyclictest2887-21kworker/u8:222:14:041
29498991411,2cyclictest19369-21kworker/u8:120:25:041
2949899140,2cyclictest0-21swapper/123:48:051
2949899140,12cyclictest0-21swapper/123:05:121
2949899140,12cyclictest0-21swapper/123:05:111
2949799141,2cyclictest12370-21apt-get22:55:060
29497991411,2cyclictest7330-21kworker/u8:121:46:020
29497991411,2cyclictest3140-21kworker/u8:021:14:040
29497991411,2cyclictest13003-21diskmemload00:30:480
29497991411,2cyclictest0-21swapper/021:57:180
29497991411,2cyclictest0-21swapper/021:32:480
29497991411,2cyclictest0-21swapper/021:28:280
29497991411,2cyclictest0-21swapper/000:35:140
2949799140,12cyclictest27217-21ssh23:45:280
2949799140,12cyclictest0-21swapper/023:21:350
29500991310,2cyclictest0-21swapper/323:37:263
29500991310,2cyclictest0-21swapper/322:56:283
29500991310,2cyclictest0-21swapper/322:32:363
29500991310,2cyclictest0-21swapper/322:15:183
2950099130,2cyclictest0-21swapper/322:35:133
2950099130,2cyclictest0-21swapper/322:25:143
2950099130,12cyclictest0-21swapper/323:46:033
2950099130,11cyclictest0-21swapper/323:53:573
2950099130,11cyclictest0-21swapper/321:17:473
2949999138,3cyclictest0-21swapper/222:20:162
2949999132,7cyclictest0-21swapper/220:10:002
2949999131,2cyclictest301ktimersoftd/222:03:142
2949999131,2cyclictest301ktimersoftd/221:11:242
2949999131,11cyclictest301ktimersoftd/221:31:342
2949999131,11cyclictest301ktimersoftd/220:40:142
29499991310,2cyclictest301ktimersoftd/223:20:322
29499991310,2cyclictest301ktimersoftd/221:22:112
29499991310,2cyclictest301ktimersoftd/220:25:112
29499991310,2cyclictest0-21swapper/223:56:052
29499991310,2cyclictest0-21swapper/222:55:122
2949999130,2cyclictest0-21swapper/222:30:102
2949999130,2cyclictest0-21swapper/200:25:162
2949999130,12cyclictest0-21swapper/219:51:032
29498991310,2cyclictest0-21swapper/119:20:191
2949899130,11cyclictest0-21swapper/119:15:501
2949799139,2cyclictest22166-21nfs4_client20:10:160
29497991310,2cyclictest26413-21kworker/u8:219:15:040
29497991310,2cyclictest0-21swapper/022:53:160
29497991310,2cyclictest0-21swapper/022:45:420
29497991310,2cyclictest0-21swapper/019:25:110
29497991310,2cyclictest0-21swapper/000:06:390
2949799130,2cyclictest23049-21ssh23:41:020
2949799130,2cyclictest0-21swapper/021:15:110
2949799130,12cyclictest0-21swapper/021:53:280
2949799130,12cyclictest0-21swapper/020:40:280
2949799130,11cyclictest0-21swapper/023:30:170
161942130,2sleep30-21swapper/322:22:493
2950099129,2cyclictest39-21ksoftirqd/320:45:133
2950099129,2cyclictest37-21rcuc/321:20:443
2950099129,2cyclictest0-21swapper/323:17:483
2950099129,2cyclictest0-21swapper/323:04:183
2950099129,2cyclictest0-21swapper/323:04:183
2950099129,2cyclictest0-21swapper/321:35:003
2950099129,2cyclictest0-21swapper/319:30:153
2950099129,2cyclictest0-21swapper/319:10:173
2950099129,2cyclictest0-21swapper/300:31:083
2950099129,2cyclictest0-21swapper/300:25:153
2950099129,2cyclictest0-21swapper/300:07:163
2950099122,7cyclictest4562-21gdm-simple-gree19:52:583
2950099122,7cyclictest0-21swapper/319:43:583
2950099120,2cyclictest0-21swapper/323:24:173
2950099120,2cyclictest0-21swapper/323:05:163
2950099120,2cyclictest0-21swapper/323:05:163
2950099120,2cyclictest0-21swapper/320:00:113
2950099120,11cyclictest0-21swapper/323:34:023
2950099120,11cyclictest0-21swapper/319:55:123
2950099120,11cyclictest0-21swapper/319:55:113
2950099120,11cyclictest0-21swapper/300:35:063
2949999127,4cyclictest0-21swapper/223:00:502
2949999127,4cyclictest0-21swapper/223:00:502
2949999122,7cyclictest0-21swapper/220:52:582
2949999122,7cyclictest0-21swapper/219:26:582
2949999122,7cyclictest0-21swapper/219:13:582
2949999120,2cyclictest0-21swapper/221:05:152
2949999120,11cyclictest0-21swapper/223:47:152
2949999120,11cyclictest0-21swapper/223:12:142
2949999120,11cyclictest0-21swapper/219:35:162
2949999120,11cyclictest0-21swapper/200:16:152
2949899129,2cyclictest7330-21kworker/u8:121:50:041
2949799129,2cyclictest0-21swapper/023:26:180
2949799129,2cyclictest0-21swapper/023:10:250
2949799129,2cyclictest0-21swapper/022:40:280
2949799129,2cyclictest0-21swapper/020:35:140
2949799129,2cyclictest0-21swapper/019:30:110
2949799129,2cyclictest0-21swapper/000:25:180
2949799122,7cyclictest0-21swapper/020:46:580
2949799122,7cyclictest0-21swapper/020:30:010
2949799122,7cyclictest0-21swapper/019:50:010
2949799120,2cyclictest0-21swapper/022:25:440
2949799120,2cyclictest0-21swapper/022:05:470
2949799120,2cyclictest0-21swapper/021:35:180
2949799120,11cyclictest31751-21ssh23:50:260
2949799120,11cyclictest0-21swapper/022:36:390
2949799120,11cyclictest0-21swapper/022:00:130
128322120,0sleep20-21swapper/219:46:032
2950099118,2cyclictest39-21ksoftirqd/320:35:173
2950099118,2cyclictest0-21swapper/320:05:173
2950099116,3cyclictest37-21rcuc/320:16:243
2950099110,10cyclictest13003-21diskmemload00:01:223
2950099110,10cyclictest0-21swapper/320:10:283
2949999112,6cyclictest0-21swapper/220:01:582
2949999111,2cyclictest0-21swapper/220:10:102
2949799110,9cyclictest31789-21kworker/u8:119:21:040
2949799110,2cyclictest0-21swapper/020:57:450
202432110,2sleep30-21swapper/300:13:243
2950099107,2cyclictest381ktimersoftd/322:40:553
2950099105,3cyclictest3127-21nscd21:05:203
2950099102,7cyclictest0-21swapper/319:39:013
2950099102,6cyclictest0-21swapper/320:35:003
2950099102,6cyclictest0-21swapper/320:25:003
2950099100,9cyclictest0-21swapper/321:30:363
2949999104,4cyclictest32008-21if_eth020:35:152
2949999100,1cyclictest0-21swapper/219:20:452
2949799107,2cyclictest0-21swapper/021:05:010
2949799106,2cyclictest29967-21expr19:10:150
2949799103,6cyclictest0-21swapper/019:36:010
2949799100,8cyclictest186262chrt20:00:310
295009996,2cyclictest381ktimersoftd/319:25:153
295009994,3cyclictest9109-21cat21:00:013
295009991,6cyclictest0-21swapper/319:16:013
295009990,6cyclictest0-21swapper/319:24:583
294999994,3cyclictest9173-21apt21:00:122
294999993,4cyclictest29672-21tr20:30:132
294999992,5cyclictest5648-21cut19:30:122
294999992,5cyclictest23598-21cpuspeed_turbos20:15:112
294999992,5cyclictest16019-21fschecks_count19:55:132
294999992,5cyclictest16019-21fschecks_count19:55:132
294979994,3cyclictest2850-21rsyslogd20:09:430
294979991,6cyclictest0-21swapper/020:26:470
294979991,4cyclictest0-21swapper/020:15:000
294979991,4cyclictest0-21swapper/019:50:000
295009983,3cyclictest55402sleep320:50:133
294979984,2cyclictest0-21swapper/019:55:120
294979984,2cyclictest0-21swapper/019:55:110
294979983,3cyclictest9735-21fw_packets21:00:150
294979983,3cyclictest25336-21taskset20:20:060
294979981,6cyclictest0-21swapper/020:51:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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