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2026-07-09 - 09:57

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 Thu Jul 09, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15647211594,16sleep00-21swapper/019:09:240
15408211595,15sleep20-21swapper/219:06:172
14947211188,16sleep30-21swapper/319:05:393
15554211092,13sleep10-21swapper/119:08:131
157902820,0sleep20-21swapper/221:25:482
194192790,0sleep00-21swapper/019:16:040
72352760,6sleep11572199cyclictest23:31:451
213382740,0sleep10-21swapper/119:21:021
278632660,0sleep20-21swapper/223:20:112
148482570,1sleep30-21swapper/322:31:463
213412240,0sleep20-21swapper/221:31:172
123422240,1sleep20-21swapper/222:30:002
15723991815,2cyclictest17403-21kworker/u8:222:42:033
15723991814,3cyclictest0-21swapper/322:50:123
15723991814,3cyclictest0-21swapper/322:50:123
107022180,0sleep00-21swapper/023:35:200
1572399171,3cyclictest9077-21ssh21:52:273
1572399161,3cyclictest27003-21ssh21:37:373
1572399161,3cyclictest14581-21hostname23:40:133
15723991613,2cyclictest20774-21kworker/u8:222:18:003
15723991612,2cyclictest0-21swapper/300:10:173
1572399161,13cyclictest6962-21ssh22:24:163
1572399160,14cyclictest7481-21ssh00:05:573
15721991613,2cyclictest7791-21kworker/u8:123:03:051
15721991613,2cyclictest0-21swapper/100:04:301
1572199161,13cyclictest31781-21diskmemload22:45:151
1572399151,3cyclictest30312-21ssh23:21:523
15723991512,2cyclictest32034-21kworker/u8:221:23:043
15723991512,2cyclictest0-21swapper/323:57:073
15723991511,2cyclictest25915-21sed22:10:133
1572399151,12cyclictest13727-21ssh21:57:123
1572399151,12cyclictest10480-21ssh22:27:233
1572399150,3cyclictest0-21swapper/319:25:133
1572399150,13cyclictest0-21swapper/322:35:043
1572399150,12cyclictest0-21swapper/323:45:023
1572299151,12cyclictest9534-21apt-get21:20:112
15721991512,2cyclictest0-21swapper/122:28:301
15721991512,2cyclictest0-21swapper/122:18:201
15721991512,2cyclictest0-21swapper/121:23:001
15721991512,2cyclictest0-21swapper/100:19:201
1572199150,3cyclictest8457-21munin-node1
1572199150,2cyclictest0-21swapper/121:49:201
1572199150,14cyclictest0-21swapper/123:12:001
1572199150,13cyclictest3649-21snmpd23:36:371
1572199150,13cyclictest0-21swapper/123:50:141
1572199150,13cyclictest0-21swapper/119:50:131
1572199150,13cyclictest0-21swapper/100:05:131
1572099151,3cyclictest0-21swapper/023:21:020
1572099150,3cyclictest2334-21ssh21:12:110
294592141,3sleep03649-21snmpd21:01:060
15723991411,2cyclictest29727-21kworker/u8:121:17:033
15723991411,2cyclictest24042-21kworker/u8:021:10:043
15723991411,2cyclictest10902-21kworker/u8:200:18:053
15723991411,2cyclictest0-21swapper/323:52:263
15723991411,2cyclictest0-21swapper/323:13:173
15723991411,2cyclictest0-21swapper/322:45:173
15723991411,2cyclictest0-21swapper/322:05:373
15723991411,2cyclictest0-21swapper/320:55:003
15723991411,2cyclictest0-21swapper/319:20:143
15723991411,2cyclictest0-21swapper/300:32:173
1572399140,3cyclictest28315-21ssh00:28:163
1572399140,2cyclictest8610-21ssh23:33:573
1572399140,2cyclictest17047-21rm21:27:063
1572399140,2cyclictest0-21swapper/323:05:173
1572399140,13cyclictest0-21swapper/323:36:073
1572399140,13cyclictest0-21swapper/321:30:473
1572399140,12cyclictest0-21swapper/323:00:143
1572399140,12cyclictest0-21swapper/322:58:023
1572399140,12cyclictest0-21swapper/319:40:163
1572299141,2cyclictest0-21swapper/222:20:552
15722991411,2cyclictest0-21swapper/200:05:152
15722991410,2cyclictest20169-21grep23:11:022
1572299140,2cyclictest0-21swapper/220:25:112
1572299140,13cyclictest0-21swapper/223:00:152
1572299140,13cyclictest0-21swapper/200:00:152
1572299140,12cyclictest3649-21snmpd19:45:482
1572299140,12cyclictest23095-21sensors20:46:012
1572299140,12cyclictest0-21swapper/223:38:182
1572299140,12cyclictest0-21swapper/200:28:582
15721991411,2cyclictest207150irq/24-eth122:14:161
15721991411,2cyclictest11111-21munin-node1
15721991411,2cyclictest10432-21awk20:15:131
15721991411,2cyclictest0-21swapper/123:08:401
15721991411,2cyclictest0-21swapper/122:08:491
15721991411,2cyclictest0-21swapper/121:01:011
15721991411,2cyclictest0-21swapper/100:31:391
1572199140,2cyclictest0-21swapper/122:50:301
1572199140,2cyclictest0-21swapper/122:50:291
1572199140,2cyclictest0-21swapper/121:26:301
1572199140,13cyclictest0-21swapper/123:41:291
1572199140,13cyclictest0-21swapper/100:39:101
1572199140,12cyclictest23-21ksoftirqd/123:56:001
1572199140,12cyclictest21088-21sensors_temp20:40:581
1572199140,12cyclictest0-21swapper/122:30:181
1572199140,12cyclictest0-21swapper/121:34:581
1572199140,12cyclictest0-21swapper/120:45:401
1572199140,12cyclictest0-21swapper/119:15:191
15720991411,2cyclictest0-21swapper/022:41:310
15720991411,2cyclictest0-21swapper/022:10:510
1572099141,11cyclictest3728-21runrttasks00:02:360
1572099140,3cyclictest0-21swapper/023:53:000
1572099140,1cyclictest0-21swapper/022:21:000
1572099140,13cyclictest0-21swapper/021:51:310
1572099140,12cyclictest0-21swapper/022:38:570
299272130,2sleep20-21swapper/221:40:192
21412130,2sleep20-21swapper/221:11:542
191832131,3sleep319415-21munin-node3
15723991310,2cyclictest0-21swapper/320:36:023
15723991310,2cyclictest0-21swapper/319:35:163
15723991310,2cyclictest0-21swapper/319:35:153
1572399130,2cyclictest0-21swapper/300:20:183
1572399130,2cyclictest0-21swapper/300:01:373
1572399130,12cyclictest0-21swapper/323:16:403
1572399130,12cyclictest0-21swapper/322:03:163
1572399130,12cyclictest0-21swapper/321:46:123
1572399130,12cyclictest0-21swapper/321:41:433
1572399130,12cyclictest0-21swapper/320:50:113
1572399130,12cyclictest0-21swapper/320:05:293
1572399130,12cyclictest0-21swapper/319:10:123
1572399130,12cyclictest0-21swapper/300:35:133
15722991310,2cyclictest0-21swapper/223:50:142
15722991310,2cyclictest0-21swapper/223:40:402
15722991310,2cyclictest0-21swapper/223:19:342
15722991310,2cyclictest0-21swapper/222:35:592
15722991310,2cyclictest0-21swapper/222:25:092
15722991310,2cyclictest0-21swapper/221:56:082
15722991310,2cyclictest0-21swapper/220:56:032
15722991310,2cyclictest0-21swapper/220:20:152
15722991310,2cyclictest0-21swapper/200:19:382
1572299130,2cyclictest0-21swapper/223:28:292
1572299130,2cyclictest0-21swapper/222:56:052
1572299130,2cyclictest0-21swapper/222:50:182
1572299130,2cyclictest0-21swapper/222:50:172
1572299130,2cyclictest0-21swapper/222:19:082
1572299130,2cyclictest0-21swapper/200:13:292
1572299130,12cyclictest0-21swapper/223:55:392
1572299130,12cyclictest0-21swapper/222:40:122
1572299130,12cyclictest0-21swapper/222:14:372
1572299130,12cyclictest0-21swapper/222:01:292
1572299130,12cyclictest0-21swapper/221:45:182
1572299130,12cyclictest0-21swapper/221:37:492
1572299130,12cyclictest0-21swapper/220:00:522
1572299130,12cyclictest0-21swapper/200:38:382
1572299130,12cyclictest0-21swapper/200:30:142
1572299130,12cyclictest0-21swapper/200:22:382
1572299130,11cyclictest0-21swapper/223:31:282
15721991310,2cyclictest0-21swapper/123:46:401
15721991310,2cyclictest0-21swapper/123:20:401
15721991310,2cyclictest0-21swapper/122:35:171
15721991310,2cyclictest0-21swapper/122:02:031
15721991310,2cyclictest0-21swapper/121:55:501
15721991310,2cyclictest0-21swapper/121:50:411
15721991310,2cyclictest0-21swapper/121:40:511
15721991310,2cyclictest0-21swapper/121:35:061
15721991310,2cyclictest0-21swapper/121:15:161
15721991310,2cyclictest0-21swapper/121:12:411
15721991310,2cyclictest0-21swapper/120:20:141
15721991310,2cyclictest0-21swapper/119:40:191
1572199130,2cyclictest0-21swapper/122:41:301
1572199130,2cyclictest0-21swapper/122:20:181
1572199130,2cyclictest0-21swapper/120:56:001
1572199130,2cyclictest0-21swapper/119:56:001
1572199130,12cyclictest0-21swapper/123:26:521
1572199130,12cyclictest0-21swapper/123:15:161
1572199130,12cyclictest0-21swapper/122:56:301
1572199130,12cyclictest0-21swapper/120:05:141
1572199130,12cyclictest0-21swapper/100:25:121
1572199130,12cyclictest0-21swapper/100:21:231
1572199130,11cyclictest0-21swapper/119:45:171
1572099131,3cyclictest31635-21ssh21:42:210
15720991310,2cyclictest31781-21diskmemload22:52:510
15720991310,2cyclictest31781-21diskmemload22:52:510
15720991310,2cyclictest0-21swapper/021:48:030
1572099130,2cyclictest31781-21diskmemload21:32:100
1572099130,2cyclictest0-21swapper/021:25:170
1572099130,2cyclictest0-21swapper/019:35:160
1572099130,2cyclictest0-21swapper/019:35:160
1572099130,12cyclictest31781-21diskmemload22:01:410
1572099130,12cyclictest0-21swapper/023:30:160
1572099130,12cyclictest0-21swapper/023:16:040
1572099130,12cyclictest0-21swapper/021:20:170
1572099130,12cyclictest0-21swapper/020:10:130
1572099130,12cyclictest0-21swapper/019:51:020
1572099130,12cyclictest0-21swapper/019:31:040
1572099130,12cyclictest0-21swapper/000:25:140
1572099130,11cyclictest31781-21diskmemload22:48:130
1572099130,11cyclictest101ktimersoftd/023:59:140
1572099130,11cyclictest0-21swapper/023:03:110
57912120,2sleep20-21swapper/220:05:112
28452120,2sleep00-21swapper/023:27:120
251682120,2sleep00-21swapper/021:35:250
1572399129,2cyclictest0-21swapper/323:25:463
1572399129,2cyclictest0-21swapper/319:45:143
1572299129,2cyclictest31781-21diskmemload21:50:492
1572299129,2cyclictest0-21swapper/223:09:372
1572299120,1cyclictest0-21swapper/219:35:102
1572299120,1cyclictest0-21swapper/219:35:102
1572299120,11cyclictest0-21swapper/223:48:192
1572299120,11cyclictest0-21swapper/222:46:292
1572199129,2cyclictest8447-21kworker/u8:220:36:011
1572199129,2cyclictest0-21swapper/119:30:391
1572199120,11cyclictest0-21swapper/120:30:081
1572199120,11cyclictest0-21swapper/120:25:161
1572199120,11cyclictest0-21swapper/119:26:041
1572199120,10cyclictest15931-21munin-node1
1572099129,2cyclictest0-21swapper/023:10:140
1572099129,2cyclictest0-21swapper/023:05:130
1572099129,2cyclictest0-21swapper/022:15:110
1572099129,2cyclictest0-21swapper/000:36:210
1572099120,2cyclictest31781-21diskmemload00:15:220
1572099120,11cyclictest0-21swapper/023:47:420
1572099120,11cyclictest0-21swapper/022:58:320
1572099120,11cyclictest0-21swapper/022:32:140
1572099120,11cyclictest0-21swapper/021:18:030
1572099120,11cyclictest0-21swapper/020:16:000
1572099120,11cyclictest0-21swapper/019:15:000
308552110,2sleep20-21swapper/221:05:172
1572399118,2cyclictest8447-21kworker/u8:220:42:013
1572299118,2cyclictest31781-21diskmemload21:18:522
1572299118,2cyclictest28287-21cpuspeed_turbos19:40:132
1572299118,2cyclictest0-21swapper/222:05:322
1572199118,2cyclictest0-21swapper/120:53:161
1572199110,9cyclictest0-21swapper/119:35:131
1572199110,9cyclictest0-21swapper/119:35:131
1572099118,2cyclictest0-21swapper/023:41:040
1572099118,2cyclictest0-21swapper/020:31:020
1572099118,2cyclictest0-21swapper/000:05:130
1572099110,2cyclictest0-21swapper/019:20:150
1572099110,2cyclictest0-21swapper/000:20:040
1572099110,10cyclictest0-21swapper/021:58:240
12242110,2sleep00-21swapper/000:34:160
316482100,2sleep00-21swapper/019:47:540
1572399107,2cyclictest8447-21kworker/u8:220:17:043
1572399107,2cyclictest24042-21kworker/u8:021:06:053
1572399107,2cyclictest0-21swapper/320:45:133
1572399107,2cyclictest0-21swapper/319:54:163
1572299107,2cyclictest15685-21copy20:30:032
1572299107,2cyclictest0-21swapper/221:00:292
1572299100,9cyclictest0-21swapper/220:42:162
1572199100,9cyclictest0-21swapper/121:05:091
1572199100,8cyclictest0-21swapper/120:00:211
1572099107,2cyclictest0-21swapper/022:25:490
1572099107,2cyclictest0-21swapper/020:35:130
1572099105,3cyclictest25343-21grep20:51:030
27619290,2sleep00-21swapper/020:58:300
157239996,2cyclictest8447-21kworker/u8:220:34:013
157239996,2cyclictest8447-21kworker/u8:220:12:043
157239996,2cyclictest594-21kworker/u8:220:03:033
157239996,2cyclictest20004-21kworker/u8:019:34:013
157239996,2cyclictest0-21swapper/321:01:463
157239996,2cyclictest0-21swapper/320:25:143
157239996,2cyclictest0-21swapper/320:21:003
157239996,2cyclictest0-21swapper/319:55:023
157229994,3cyclictest3033-21grep19:56:032
157229990,2cyclictest0-21swapper/219:10:152
157209996,2cyclictest22046-21munin-node0
157209994,3cyclictest20242-21sed20:40:110
157209994,3cyclictest11036-21cpuspeed_turbos00:10:120
157209991,3cyclictest28017-21munin-node0
157209991,3cyclictest0-21swapper/020:25:130
8808280,1sleep20-21swapper/220:10:242
157229985,2cyclictest0-21swapper/219:31:342
157229983,3cyclictest22612-21if_eth019:25:142
157229983,3cyclictest19847-21cat19:20:002
157229983,3cyclictest10474-21awk20:15:152
157229980,7cyclictest0-21swapper/219:22:592
157229980,6cyclictest695-21grep19:50:592
157229980,2cyclictest0-21swapper/220:50:502
157209983,3cyclictest5811-21aten2.4_r3power20:05:110
157209983,3cyclictest3779-21telnet20:00:140
157209983,3cyclictest3728-21runrttasks19:55:100
157209983,3cyclictest23103-21swap20:46:030
157209983,3cyclictest20859-21aten2.4_r3power22:05:120
157209983,3cyclictest11888-21aten2.4_r3power20:20:110
157209981,3cyclictest29987-21apt-get21:05:090
157229974,2cyclictest17897-21munin-node2
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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