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2026-09-20 - 05:03

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, 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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  Intel
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 792 highest latencies:
System rack1slot6s.osadl.org (updated Sun Sep 20, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2194991020,4rtkit-daemon1761-21Xorg20:03:282
1338199953,42cyclictest13225-21telnet19:33:001
1338199933,41cyclictest22092-21rm19:44:251
1338199933,40cyclictest16033-21rm20:23:541
1337699935,41cyclictest0-21swapper/020:05:520
1338199924,40cyclictest32534-21ssh21:38:111
1337699926,16cyclictest1227-21runrttasks20:58:320
1337699894,24cyclictest0-21swapper/019:36:090
1338199863,44cyclictest14250-21timerwakeupswit22:48:121
232572850,5sleep1201ktimersoftd/119:47:571
1338199844,43cyclictest5178-21munin-node18:13:091
1338199844,41cyclictest6114-21diskmemload20:10:391
1338199844,41cyclictest6114-21diskmemload20:10:391
1337699844,38cyclictest6114-21diskmemload21:32:420
1338199784,40cyclictest6114-21diskmemload21:16:581
1338199773,42cyclictest1589-21kworker/1:019:53:511
219499690,5rtkit-daemon2193-21rtkit-daemon18:33:243
219499670,5rtkit-daemon2193-21rtkit-daemon21:58:233
219499650,19rtkit-daemon2193-21rtkit-daemon22:22:523
219499640,5rtkit-daemon2193-21rtkit-daemon21:13:253
219499640,5rtkit-daemon1761-21Xorg20:05:583
219499630,6rtkit-daemon2193-21rtkit-daemon22:44:443
1338399635,51cyclictest19122-21diskstats22:07:573
1338399635,51cyclictest19122-21diskstats22:07:573
219499620,7rtkit-daemon0-21swapper/217:25:040
13383996229,14cyclictest0-21swapper/321:47:453
1338299615,49cyclictest0-21swapper/222:52:102
1337699614,38cyclictest1227-21runrttasks19:26:130
219499600,5rtkit-daemon2193-21rtkit-daemon22:16:383
198982602,9sleep20-21swapper/220:31:082
13383996032,8cyclictest23696-21ssh21:25:393
1338299605,48cyclictest11387-21ssh19:28:202
1338299605,48cyclictest11387-21ssh19:28:202
219682596,45sleep10-21swapper/118:48:001
219499590,5rtkit-daemon1761-21Xorg19:48:280
1338299596,45cyclictest0-21swapper/221:33:052
1338299595,48cyclictest0-21swapper/221:22:572
1338299595,47cyclictest0-21swapper/217:58:082
1338299594,48cyclictest0-21swapper/218:58:052
1338299594,48cyclictest0-21swapper/218:08:132
219499580,5rtkit-daemon2193-21rtkit-daemon20:10:203
219499580,5rtkit-daemon2193-21rtkit-daemon20:10:203
13383995832,9cyclictest16089-21sshd20:24:073
1338299585,48cyclictest0-21swapper/222:13:512
1338299585,47cyclictest1965-21munin-node21:43:162
1338299585,47cyclictest0-21swapper/220:47:572
1338299585,47cyclictest0-21swapper/219:39:132
1338299583,25cyclictest0-21swapper/221:02:592
13381995817,13cyclictest0-21swapper/122:32:561
230862578,42sleep00-21swapper/022:13:080
226052574,46sleep20-21swapper/219:46:222
178942574,46sleep10-21swapper/121:17:511
13383995735,8cyclictest20335-21kworker/3:120:35:003
13383995727,13cyclictest0-21swapper/320:55:063
1338299577,18cyclictest0-21swapper/219:34:092
1338299575,46cyclictest0-21swapper/221:49:242
1338299574,47cyclictest23807-21sh19:48:022
1338299574,47cyclictest0-21swapper/222:28:032
1338299574,47cyclictest0-21swapper/222:20:002
1338299574,46cyclictest0-21swapper/220:34:352
1338299574,36cyclictest0-21swapper/221:58:342
1338299574,14cyclictest0-21swapper/222:11:012
1338299574,14cyclictest0-21swapper/222:11:012
13382995710,21cyclictest0-21swapper/220:52:592
13381995721,31cyclictest22835-21timerandwakeup21:23:161
86372563,46sleep20-21swapper/221:52:502
219499560,4rtkit-daemon2193-21rtkit-daemon17:26:043
13383995626,15cyclictest0-21swapper/322:05:433
1338299565,13cyclictest0-21swapper/221:12:212
1338299564,45cyclictest0-21swapper/221:18:052
1338299564,45cyclictest0-21swapper/219:18:102
1338299563,46cyclictest0-21swapper/218:18:152
13382995617,10cyclictest0-21swapper/220:46:212
47272554,44sleep30-21swapper/322:33:473
219499550,5rtkit-daemon2193-21rtkit-daemon22:17:533
219499550,5rtkit-daemon2193-21rtkit-daemon18:05:473
219499550,5rtkit-daemon2193-21rtkit-daemon18:05:473
13383995541,8cyclictest23225-21munin-node19:48:063
13383995533,8cyclictest14710-21ssh19:33:193
13383995528,12cyclictest0-21swapper/321:02:563
13383995526,13cyclictest0-21swapper/320:00:293
13383995526,13cyclictest0-21swapper/319:38:073
13381995525,10cyclictest1306-21cat19:12:461
57532543,44sleep00-21swapper/022:37:390
41142547,41sleep10-21swapper/120:56:261
301622543,46sleep230268-21users22:23:142
219499540,6rtkit-daemon2193-21rtkit-daemon19:13:003
219499540,5rtkit-daemon2193-21rtkit-daemon20:12:573
219499540,5rtkit-daemon2193-21rtkit-daemon18:28:173
219499540,4rtkit-daemon2193-21rtkit-daemon21:33:023
165222544,43sleep00-21swapper/019:37:570
14522546,42sleep00-21swapper/022:29:240
13383995433,9cyclictest1124-21snmpd21:10:283
13383995432,7cyclictest20708-21ssh21:21:503
13383995431,9cyclictest10979-21munin-node20:17:583
13383995431,7cyclictest8819-21ssh22:41:513
13383995428,9cyclictest1124-21snmpd17:33:133
13383995428,12cyclictest0-21swapper/321:52:543
1338299545,43cyclictest0-21swapper/217:23:172
13382995433,16cyclictest0-21swapper/220:13:062
1338299543,37cyclictest0-21swapper/222:44:042
1338299543,10cyclictest0-21swapper/219:58:022
13382995421,9cyclictest17722-21ssh22:05:372
13382995417,25cyclictest5978-21vmstat20:08:192
13382995417,25cyclictest5978-21vmstat20:08:192
1337699545,13cyclictest0-21swapper/022:38:000
1337699545,11cyclictest0-21swapper/019:47:360
1337699544,28cyclictest0-21swapper/021:47:540
1337699544,17cyclictest0-21swapper/021:08:130
1337699542,47cyclictest0-21swapper/021:41:050
284812533,43sleep00-21swapper/018:58:230
219499530,5rtkit-daemon2193-21rtkit-daemon20:58:113
13383995327,10cyclictest24656-21telnet21:27:543
13383995327,10cyclictest24656-21telnet21:27:543
13383995325,13cyclictest0-21swapper/320:52:223
1338299535,42cyclictest0-21swapper/219:26:572
1338299534,29cyclictest0-21swapper/221:29:562
1338299534,29cyclictest0-21swapper/221:29:562
1338199534,44cyclictest0-21swapper/122:15:381
1338199534,42cyclictest31349-21hddtemp_smartct20:48:021
13381995313,34cyclictest15928-21fschecks_time22:02:571
1337699534,41cyclictest27745-21ssh20:42:590
1337699534,41cyclictest0-21swapper/021:03:010
1337699533,43cyclictest1965-21munin-node21:42:590
1337699533,27cyclictest0-21swapper/018:52:480
297382524,41sleep00-21swapper/017:53:430
274292524,42sleep00-21swapper/017:49:440
219499520,6rtkit-daemon2193-21rtkit-daemon18:53:083
219499520,5rtkit-daemon2193-21rtkit-daemon22:47:513
219499520,5rtkit-daemon2193-21rtkit-daemon22:30:073
219499520,5rtkit-daemon2193-21rtkit-daemon19:31:443
219499520,5rtkit-daemon2193-21rtkit-daemon19:31:443
219499520,5rtkit-daemon2193-21rtkit-daemon17:57:103
1338399524,41cyclictest0-21swapper/321:42:543
13383995231,7cyclictest25117-21ssh20:38:073
1338399523,12cyclictest0-21swapper/319:43:033
13383995229,7cyclictest18903-21ssh20:28:153
13383995226,12cyclictest0-21swapper/319:03:063
13383995225,13cyclictest0-21swapper/319:53:503
13383995225,12cyclictest0-21swapper/321:38:063
1338299525,29cyclictest0-21swapper/220:25:562
13382995237,10cyclictest24859-21grep17:43:232
13382995236,10cyclictest6918-21unixbench_singl18:13:222
1338299522,10cyclictest0-21swapper/220:57:482
13382995211,25cyclictest0-21swapper/220:38:032
1338199525,41cyclictest23891-21ssh20:37:541
1338199524,41cyclictest0-21swapper/121:47:401
1338199523,42cyclictest14753-21munin-node18:33:051
1337699525,28cyclictest0-21swapper/021:29:100
1337699525,28cyclictest0-21swapper/021:29:100
1337699524,42cyclictest0-21swapper/022:43:560
1337699524,30cyclictest0-21swapper/022:47:540
13376995224,13cyclictest0-21swapper/022:05:350
111352522,44sleep10-21swapper/121:55:401
219499510,5rtkit-daemon2193-21rtkit-daemon17:48:183
136142513,42sleep213636-21ntp_offset18:28:152
13383995131,8cyclictest1084-21lldpd18:45:243
13383995125,13cyclictest0-21swapper/319:24:543
13383995124,13cyclictest0-21swapper/320:44:213
1338299516,29cyclictest0-21swapper/219:10:072
1338299515,27cyclictest0-21swapper/222:37:562
1338199515,40cyclictest0-21swapper/122:38:101
1338199514,42cyclictest6114-21diskmemload21:49:051
1338199514,42cyclictest0-21swapper/122:01:541
1338199514,41cyclictest0-21swapper/119:38:101
13381995113,21cyclictest0-21swapper/118:58:011
1337699514,39cyclictest0-21swapper/020:16:480
1337699513,42cyclictest0-21swapper/021:52:590
1337699513,42cyclictest0-21swapper/020:38:270
1337699513,41cyclictest30296-21munin-node17:58:080
34082502,42sleep00-21swapper/019:13:470
23482503,9sleep20-21swapper/218:05:172
23482503,9sleep20-21swapper/218:05:172
227632503,40sleep00-21swapper/017:41:050
219499500,5rtkit-daemon2193-21rtkit-daemon18:58:083
219499500,5rtkit-daemon2193-21rtkit-daemon18:14:553
219499500,5rtkit-daemon2193-21rtkit-daemon17:58:253
209892502,42sleep00-21swapper/022:10:300
209892502,42sleep00-21swapper/022:10:300
159702502,9sleep30-21swapper/317:27:543
1338399503,23cyclictest0-21swapper/319:07:503
1338299506,26cyclictest0-21swapper/217:28:082
1338299505,29cyclictest0-21swapper/220:18:012
1338299505,27cyclictest0-21swapper/222:34:002
1338299505,27cyclictest0-21swapper/221:12:462
1338299505,27cyclictest0-21swapper/218:55:042
1338299505,27cyclictest0-21swapper/218:38:022
1338299505,26cyclictest0-21swapper/218:45:032
1338299504,30cyclictest0-21swapper/217:37:502
13382995024,11cyclictest0-21swapper/219:53:002
13382995023,11cyclictest0-21swapper/217:48:192
13382995021,11cyclictest0-21swapper/218:50:042
1338199506,39cyclictest0-21swapper/121:35:341
1338199506,38cyclictest0-21swapper/120:18:171
1338199504,41cyclictest0-21swapper/120:30:121
1338199504,40cyclictest0-21swapper/122:42:581
1338199504,39cyclictest25135-21munin-node22:17:511
1338199504,39cyclictest0-21swapper/120:02:501
1338199504,39cyclictest0-21swapper/118:38:081
1338199504,39cyclictest0-21swapper/118:03:061
1338199504,39cyclictest0-21swapper/118:03:061
1338199504,33cyclictest0-21swapper/120:45:021
1338199504,13cyclictest0-21swapper/120:33:201
1338199503,42cyclictest6114-21diskmemload22:30:061
1338199503,41cyclictest18534-21munin-node22:08:041
1338199503,41cyclictest18534-21munin-node22:08:041
1338199503,41cyclictest0-21swapper/119:57:571
13381995012,32cyclictest0-21swapper/120:58:071
1337699508,25cyclictest0-21swapper/020:56:570
1337699505,28cyclictest0-21swapper/022:01:380
1337699505,27cyclictest0-21swapper/020:33:150
1337699505,27cyclictest0-21swapper/020:20:450
1337699505,27cyclictest0-21swapper/020:00:010
1337699504,29cyclictest0-21swapper/020:47:540
13376995016,24cyclictest12421-21aten_r1power_fr18:28:000
13376995015,30cyclictest1227-21runrttasks21:21:380
120572502,9sleep20-21swapper/218:27:062
55852493,39sleep15696-21unixbench_singl19:18:191
228332492,9sleep30-21swapper/317:42:013
180542493,7sleep02220-21udisks-daemon17:31:540
13383994933,10cyclictest10827-21gltestperf18:23:073
13383994922,12cyclictest0-21swapper/319:18:153
1338299496,27cyclictest0-21swapper/221:37:552
1338299494,14cyclictest0-21swapper/217:38:142
1338199495,38cyclictest0-21swapper/121:30:391
1338199495,38cyclictest0-21swapper/121:30:391
1338199495,38cyclictest0-21swapper/121:03:131
1338199494,40cyclictest0-21swapper/118:25:001
1338199493,40cyclictest0-21swapper/120:13:041
1338199493,39cyclictest6114-21diskmemload19:26:111
1337699496,27cyclictest0-21swapper/021:12:580
1337699495,27cyclictest0-21swapper/019:28:110
1337699495,27cyclictest0-21swapper/019:28:110
1337699495,26cyclictest0-21swapper/022:22:580
1337699495,26cyclictest0-21swapper/020:27:290
1337699494,38cyclictest0-21swapper/019:03:130
1337699494,29cyclictest0-21swapper/022:18:000
1337699494,29cyclictest0-21swapper/019:53:050
1337699494,27cyclictest0-21swapper/020:32:230
1337699494,27cyclictest0-21swapper/019:12:470
1337699494,27cyclictest0-21swapper/018:53:070
1337699494,26cyclictest0-21swapper/018:14:590
1337699493,41cyclictest6114-21diskmemload21:24:000
13376994921,9cyclictest6118-21latency_hist19:22:470
13376994919,11cyclictest19291-21munin-plugin-st18:42:470
251212482,39sleep00-21swapper/017:45:410
1338299484,26cyclictest0-21swapper/218:33:092
13382994819,12cyclictest0-21swapper/219:05:062
1338199486,37cyclictest0-21swapper/119:28:081
1338199486,37cyclictest0-21swapper/119:28:081
1338199486,36cyclictest0-21swapper/122:23:401
1338199485,38cyclictest0-21swapper/121:07:551
1338199485,37cyclictest0-21swapper/118:18:201
1338199485,37cyclictest0-21swapper/117:23:241
1338199484,39cyclictest0-21swapper/117:55:481
1338199483,39cyclictest21142-21seq17:38:061
1338199483,39cyclictest20569-21cat17:37:511
1338199483,38cyclictest30324-21telnet17:58:031
1337699486,26cyclictest0-21swapper/020:08:030
1337699486,26cyclictest0-21swapper/020:08:030
1337699483,39cyclictest0-21swapper/018:43:190
13376994823,20cyclictest0-21swapper/018:03:050
13376994823,20cyclictest0-21swapper/018:03:050
120252484,37sleep00-21swapper/018:26:400
96082472,38sleep00-21swapper/018:21:150
48772472,39sleep30-21swapper/318:12:043
13382994719,12cyclictest0-21swapper/219:13:182
1338199474,36cyclictest0-21swapper/119:13:021
1338299464,26cyclictest0-21swapper/217:53:222
1338199466,33cyclictest0-21swapper/118:52:581
1338199465,36cyclictest0-21swapper/118:08:021
1338199465,36cyclictest0-21swapper/117:47:591
1338199463,38cyclictest0-21swapper/118:42:571
1338199463,38cyclictest0-21swapper/118:29:391
1338199463,38cyclictest0-21swapper/117:43:111
1337699464,38cyclictest0-21swapper/017:36:100
231412452,9sleep30-21swapper/317:43:023
219499450,4rtkit-daemon2193-21rtkit-daemon18:48:163
1338399453,34cyclictest0-21swapper/318:37:573
13383994520,10cyclictest0-21swapper/318:18:103
1338199455,35cyclictest0-21swapper/119:02:571
1338199453,26cyclictest0-21swapper/117:32:511
1337699453,38cyclictest0-21swapper/018:09:170
1337699445,23cyclictest0-21swapper/018:33:020
133342444,6sleep00-21swapper/017:22:430
133342444,6sleep00-21swapper/017:22:430
1338199425,31cyclictest0-21swapper/117:22:511
1338199425,31cyclictest0-21swapper/117:22:511
130262404,30sleep20-21swapper/217:18:432
130262404,30sleep20-21swapper/217:18:432
13383993918,9cyclictest0-21swapper/317:22:523
13383993918,9cyclictest0-21swapper/317:22:523
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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