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2026-04-19 - 02:11
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack4slot1.osadl.org (updated Sun Apr 19, 2026 00:46:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
944021750,5sleep30-21swapper/319:12:323
1592521530,2sleep30-21swapper/300:03:213
1592521530,2sleep30-21swapper/300:03:213
1592521530,2sleep30-21swapper/300:03:213
525221520,2sleep25246-21benchlatencyplo21:01:002
525221520,2sleep25246-21benchlatencyplo21:01:002
525221520,2sleep25246-21benchlatencyplo21:01:002
2551721520,2sleep173-21kswapd022:17:291
2551721520,2sleep173-21kswapd022:17:291
1987721520,6chrt19873-21benchlatencyplo00:46:450
1987721520,6chrt19873-21benchlatencyplo00:46:450
1187521460,6sleep1201rcuc/119:56:521
1187521460,6sleep1201rcuc/119:56:521
2268821420,2sleep30-21swapper/323:49:543
2268821420,2sleep30-21swapper/323:49:543
1688721400,3sleep016881-21cut22:20:060
1688721400,3sleep016881-21cut22:20:060
2629021380,2sleep226281-21ssh23:32:282
2629021380,2sleep226281-21ssh23:32:282
2886321370,4sleep10-21swapper/100:08:221
2886321370,4sleep10-21swapper/100:08:221
746221360,4sleep17460-21cut20:27:011
746221360,4sleep17460-21cut20:27:011
746221360,4sleep17460-21cut20:27:011
422721360,1sleep012-21ksoftirqd/019:42:280
422721360,1sleep012-21ksoftirqd/019:42:280
422721360,1sleep012-21ksoftirqd/019:42:280
1526521360,28sleep10-21swapper/122:27:051
1526521360,28sleep10-21swapper/122:27:051
1077621310,2chrt10778-21benchlatencyplo19:12:432
947821300,1sleep012-21ksoftirqd/019:12:330
959121290,4sleep10-21swapper/121:11:381
959121290,4sleep10-21swapper/121:11:381
959121290,4sleep10-21swapper/121:11:381
756121270,1sleep012-21ksoftirqd/000:02:240
756121270,1sleep012-21ksoftirqd/000:02:240
756121270,1sleep012-21ksoftirqd/000:02:240
646721270,2sleep30-21swapper/322:47:313
646721270,2sleep30-21swapper/322:47:313
3203721240,2sleep20-21swapper/219:52:122
3203721240,2sleep20-21swapper/219:52:122
98221230,3chrt0-21swapper/319:48:593
98221230,3chrt0-21swapper/319:48:593
2987621230,3sleep121-21ksoftirqd/121:24:281
2987621230,3sleep121-21ksoftirqd/121:24:281
2892221220,1sleep012-21ksoftirqd/021:13:430
2892221220,1sleep012-21ksoftirqd/021:13:430
1490421220,3sleep273-21kswapd020:17:292
1490421220,3sleep273-21kswapd020:17:292
916421210,4chrt0-21swapper/121:43:401
916421210,4chrt0-21swapper/121:43:401
3153221210,1sleep333-21ksoftirqd/322:32:283
3153221210,1sleep333-21ksoftirqd/322:32:283
2479321200,4sleep331125-21kworker/3:100:15:063
2479321200,4sleep331125-21kworker/3:100:15:063
2463121200,3sleep10-21swapper/121:41:491
2463121200,3sleep10-21swapper/121:41:491
404121190,15sleep333-21ksoftirqd/320:19:433
404121190,15sleep333-21ksoftirqd/320:19:433
2607121190,2sleep3321rcuc/321:38:253
2607121190,2sleep3321rcuc/321:38:253
2735421180,4sleep127352-21ssh21:56:241
439921170,3sleep30-21swapper/323:55:013
439921170,3sleep30-21swapper/323:55:013
3056221170,3sleep30-21swapper/323:25:483
3056221170,3sleep30-21swapper/323:25:483
120921170,6chrt0-21swapper/020:16:040
120921170,6chrt0-21swapper/020:16:040
659521160,2sleep26552-21find22:22:312
659521160,2sleep26552-21find22:22:312
768421150,2sleep00-21swapper/021:22:010
768421150,2sleep00-21swapper/021:22:010
1748721150,3sleep30-21swapper/323:27:533
1748721150,3sleep30-21swapper/323:27:533
1748721150,3sleep30-21swapper/323:27:533
812421140,3sleep30-21swapper/323:41:063
812421140,3sleep30-21swapper/323:41:063
812421140,3sleep30-21swapper/323:41:063
3136521140,3sleep30-21swapper/323:33:013
3136521140,3sleep30-21swapper/323:33:013
2879321140,2chrt0-21swapper/320:29:223
2879321140,2chrt0-21swapper/320:29:223
2879321140,2chrt0-21swapper/320:29:223
254321140,2sleep30-21swapper/320:54:003
254321140,2sleep30-21swapper/320:54:003
1274621140,2sleep30-21swapper/320:13:543
1274621140,2sleep30-21swapper/320:13:543
971221130,2sleep09714-21/usr/sbin/munin21:22:130
971221130,2sleep09714-21/usr/sbin/munin21:22:130
414921130,2sleep04150-21ts2lt19:32:240
414921130,2sleep04150-21ts2lt19:32:240
1841821130,3chrt0-21swapper/321:05:483
1841821130,3chrt0-21swapper/321:05:483
517621120,4chrt0-21swapper/320:37:193
517621120,4chrt0-21swapper/320:37:193
1653121120,3sleep016515-21ssh22:09:260
1653121120,3sleep016515-21ssh22:09:260
1653121120,3sleep016515-21ssh22:09:260
144521120,2sleep10-21swapper/120:02:301
144521120,2sleep10-21swapper/120:02:301
2348321110,1sleep227-21ksoftirqd/222:42:102
2348321110,1sleep227-21ksoftirqd/222:42:102
1765621110,2sleep10-21swapper/120:48:501
1765621110,2sleep10-21swapper/120:48:501
962221100,4sleep19617-21benchlatencyplo20:20:171
962221100,4sleep19617-21benchlatencyplo20:20:171
1598721090,3sleep115986-21benchlatencyplo23:27:431
1598721090,3sleep115986-21benchlatencyplo23:27:431
1598721090,3sleep115986-21benchlatencyplo23:27:431
2653321080,3sleep226531-21benchlatencyplo21:10:022
2653321080,3sleep226531-21benchlatencyplo21:10:022
2653321080,3sleep226531-21benchlatencyplo21:10:022
2120821080,5sleep30-21swapper/319:44:163
2120821080,5sleep30-21swapper/319:44:163
2120821080,5sleep30-21swapper/319:44:163
2048621080,2sleep173-21kswapd000:32:301
2048621080,2sleep173-21kswapd000:32:301
2824421070,4chrt0-21swapper/323:21:563
2824421070,4chrt0-21swapper/323:21:563
2771321070,2sleep30-21swapper/322:03:283
2771321070,2sleep30-21swapper/322:03:283
1736621070,1sleep121-21ksoftirqd/121:33:551
1736621070,1sleep121-21ksoftirqd/121:33:551
949421060,4sleep30-21swapper/321:43:423
949421060,4sleep30-21swapper/321:43:423
2923521060,2sleep20-21swapper/219:45:082
2923521060,2sleep20-21swapper/219:45:082
2923521060,2sleep20-21swapper/219:45:082
2570721060,3sleep10-21swapper/119:17:421
2570721060,3sleep10-21swapper/119:17:421
2200821060,3sleep10-21swapper/122:42:011
2200821060,3sleep10-21swapper/122:42:011
125921060,4chrt0-21swapper/321:17:453
125921060,4chrt0-21swapper/321:17:453
1168721060,3chrt0-21swapper/100:13:391
1168721060,3chrt0-21swapper/100:13:391
764721050,2sleep30-21swapper/300:27:283
764721050,2sleep30-21swapper/300:27:283
764721050,2sleep30-21swapper/300:27:283
97721040,1sleep012-21ksoftirqd/023:22:310
97721040,1sleep012-21ksoftirqd/023:22:310
2064421040,1sleep012-21ksoftirqd/019:37:280
2064421040,1sleep012-21ksoftirqd/019:37:280
1491621040,3sleep114913-21benchlatencyplo19:30:111
1491621040,3sleep114913-21benchlatencyplo19:30:111
1253221040,3chrt0-21swapper/300:38:413
1253221040,3chrt0-21swapper/300:38:413
1253221040,3chrt0-21swapper/300:38:413
1253221040,3chrt0-21swapper/300:38:413
320321020,3sleep10-21swapper/123:47:421
320321020,3sleep10-21swapper/123:47:421
2506221020,5sleep125063-21benchlatencyplo19:34:351
2506221020,5sleep125063-21benchlatencyplo19:34:351
379621010,4sleep10-21swapper/119:42:241
379621010,4sleep10-21swapper/119:42:241
379621010,4sleep10-21swapper/119:42:241
2044821010,3sleep30-21swapper/300:21:433
2044821010,3sleep30-21swapper/300:21:433
2044821010,3sleep30-21swapper/300:21:433
2044821010,3sleep30-21swapper/300:21:433
1018621010,3sleep10-21swapper/122:08:421
1018621010,3sleep10-21swapper/122:08:421
1018621010,3sleep10-21swapper/122:08:421
2812621000,6sleep1201rcuc/120:39:431
2812621000,6sleep1201rcuc/120:39:431
2623821000,1sleep227-21ksoftirqd/223:21:432
2623821000,1sleep227-21ksoftirqd/223:21:432
221821000,3sleep02213-21ssh00:19:430
221821000,3sleep02213-21ssh00:19:430
221821000,3sleep02213-21ssh00:19:430
221821000,3sleep02213-21ssh00:19:430
183621000,2chrt0-21swapper/320:02:323
183621000,2chrt0-21swapper/320:02:323
320932990,4chrt0-21swapper/322:11:103
320932990,4chrt0-21swapper/322:11:103
320932990,4chrt0-21swapper/322:11:103
313182990,4sleep231317-21cat22:11:052
313182990,4sleep231317-21cat22:11:052
313182990,4sleep231317-21cat22:11:052
256132990,1sleep333-21ksoftirqd/322:42:243
256132990,1sleep333-21ksoftirqd/322:42:243
256132990,1sleep333-21ksoftirqd/322:42:243
207612990,3sleep10-21swapper/122:52:411
207612990,3sleep10-21swapper/122:52:411
177822990,3sleep00-21swapper/019:57:290
177822990,3sleep00-21swapper/019:57:290
165542990,3sleep10-21swapper/122:45:011
165542990,3sleep10-21swapper/122:45:011
165542990,3sleep10-21swapper/122:45:011
321622980,2sleep132158-21benchlatencyplo20:57:041
321622980,2sleep132158-21benchlatencyplo20:57:041
14272970,1sleep012-21ksoftirqd/020:02:290
14272970,1sleep012-21ksoftirqd/020:02:290
82432960,3sleep28242-21benchlatencyplo22:29:522
82432960,3sleep28242-21benchlatencyplo22:29:522
82432960,3sleep28242-21benchlatencyplo22:29:522
321162960,4sleep10-21swapper/123:15:191
321162960,4sleep10-21swapper/123:15:191
164062960,3sleep20-21swapper/220:45:162
164062960,3sleep20-21swapper/220:45:162
246572950,2chrt0-21swapper/223:57:142
246572950,2chrt0-21swapper/223:57:142
246572950,2chrt0-21swapper/223:57:142
152392950,2sleep10-21swapper/119:57:131
152392950,2sleep10-21swapper/119:57:131
150522950,4sleep10-21swapper/119:13:141
86472940,2sleep28794-21benchlatencyplo22:19:132
86472940,2sleep28794-21benchlatencyplo22:19:132
234352940,3sleep30-21swapper/320:46:023
234352940,3sleep30-21swapper/320:46:023
155082940,3sleep20-21swapper/223:31:182
155082940,3sleep20-21swapper/223:31:182
155082940,3sleep20-21swapper/223:31:182
148592940,3sleep30-21swapper/323:59:413
148592940,3sleep30-21swapper/323:59:413
148592940,3sleep30-21swapper/323:59:413
280612930,3sleep228044-21benchlatencyplo20:22:122
280612930,3sleep228044-21benchlatencyplo20:22:122
280612930,3sleep228044-21benchlatencyplo20:22:122
96022920,3chrt0-21swapper/220:54:442
96022920,3chrt0-21swapper/220:54:442
83312920,3sleep20-21swapper/220:47:512
83312920,3sleep20-21swapper/220:47:512
39762920,2sleep1201rcuc/120:16:211
39762920,2sleep1201rcuc/120:16:211
303552920,2sleep10-21swapper/123:47:101
303552920,2sleep10-21swapper/123:47:101
303552920,2sleep10-21swapper/123:47:101
296832920,3sleep30-21swapper/319:55:213
296832920,3sleep30-21swapper/319:55:213
185262920,4sleep30-21swapper/319:37:153
185262920,4sleep30-21swapper/319:37:153
153972920,2sleep30-21swapper/320:07:243
153972920,2sleep30-21swapper/320:07:243
35982910,1sleep012-21ksoftirqd/020:57:280
35982910,1sleep012-21ksoftirqd/020:57:280
35982910,1sleep012-21ksoftirqd/020:57:280
230962910,3sleep213147-21cyclictest19:37:422
230962910,3sleep213147-21cyclictest19:37:422
157732910,4sleep20-21swapper/223:13:302
157732910,4sleep20-21swapper/223:13:302
269172900,4sleep30-21swapper/319:31:263
269172900,4sleep30-21swapper/319:31:263
236522900,3sleep123655-21sh21:20:121
236522900,3sleep123655-21sh21:20:121
18062900,2chrt0-21swapper/222:14:562
146172900,4sleep214605-21ssh21:26:222
146172900,4sleep214605-21ssh21:26:222
76732890,4chrt0-21swapper/223:05:282
76732890,4chrt0-21swapper/223:05:282
76732890,4chrt0-21swapper/223:05:282
324912890,2chrt0-21swapper/222:57:292
324912890,2chrt0-21swapper/222:57:292
324912890,2chrt0-21swapper/222:57:292
293422890,1chrt12-21ksoftirqd/020:53:250
293422890,1chrt12-21ksoftirqd/020:53:250
293262890,3sleep30-21swapper/300:26:193
293262890,3sleep30-21swapper/300:26:193
97082880,3chrt9705-21benchlatencyplo21:15:102
97082880,3chrt9705-21benchlatencyplo21:15:102
204582880,3sleep2261rcuc/200:14:372
204582880,3sleep2261rcuc/200:14:372
202402880,3chrt0-21swapper/223:46:022
202402880,3chrt0-21swapper/223:46:022
202402880,3chrt0-21swapper/223:46:022
12602880,2chrt0-21swapper/222:46:562
12602880,2chrt0-21swapper/222:46:562
12602880,2chrt0-21swapper/222:46:562
308292870,3sleep20-21swapper/200:40:422
308292870,3sleep20-21swapper/200:40:422
308292870,3sleep20-21swapper/200:40:422
308292870,3sleep20-21swapper/200:40:422
259282870,2chrt0-21swapper/023:32:260
259282870,2chrt0-21swapper/023:32:260
24122870,3chrt2413-21cut19:22:012
24122870,3chrt2413-21cut19:22:012
230442870,3sleep20-21swapper/220:04:492
230442870,3sleep20-21swapper/220:04:492
165592870,3sleep0151rcuc/020:31:360
165592870,3sleep0151rcuc/020:31:360
165592870,3sleep0151rcuc/020:31:360
16022870,4chrt1599-21benchlatencyplo21:04:011
16022870,4chrt1599-21benchlatencyplo21:04:011
146642870,4sleep10-21swapper/121:58:301
146642870,4sleep10-21swapper/121:58:301
146642870,4sleep10-21swapper/121:58:301
102732870,3sleep0151rcuc/023:52:080
102732870,3sleep0151rcuc/023:52:080
310892860,4sleep231065-21ssh21:53:152
21212860,2sleep3321rcuc/322:25:393
21212860,2sleep3321rcuc/322:25:393
197232860,3sleep30-21swapper/300:32:243
197232860,3sleep30-21swapper/300:32:243
172222860,2sleep30-21swapper/321:26:403
172222860,2sleep30-21swapper/321:26:403
15642860,3sleep20-21swapper/222:32:432
15642860,3sleep20-21swapper/222:32:432
130272860,5sleep113019-21ssh23:09:381
130272860,5sleep113019-21ssh23:09:381
130272860,5sleep113019-21ssh23:09:381
25582850,4sleep30-21swapper/322:15:013
14842850,3sleep20-21swapper/223:22:332
14842850,3sleep20-21swapper/223:22:332
144602850,3sleep10-21swapper/120:27:471
144602850,3sleep10-21swapper/120:27:471
144602850,3sleep10-21swapper/120:27:471
65782840,4sleep30-21swapper/320:47:403
65782840,4sleep30-21swapper/320:47:403
50992840,10sleep121-21ksoftirqd/121:50:241
50992840,10sleep121-21ksoftirqd/121:50:241
50992840,10sleep121-21ksoftirqd/121:50:241
325722840,2chrt0-21swapper/219:28:392
325722840,2chrt0-21swapper/219:28:392
318092840,2sleep131804-21cut22:57:241
318092840,2sleep131804-21cut22:57:241
318092840,2sleep131804-21cut22:57:241
6822830,4sleep2681-21benchlatencyplo00:05:172
6822830,4sleep2681-21benchlatencyplo00:05:172
6822830,4sleep2681-21benchlatencyplo00:05:172
304982830,2sleep030667-21ssh00:40:410
304982830,2sleep030667-21ssh00:40:410
304982830,2sleep030667-21ssh00:40:410
304982830,2sleep030667-21ssh00:40:410
169742830,3sleep20-21swapper/219:57:222
169742830,3sleep20-21swapper/219:57:222
149362830,4sleep20-21swapper/221:51:302
149362830,4sleep20-21swapper/221:51:302
149362830,4sleep20-21swapper/221:51:302
136592830,2sleep20-21swapper/220:07:152
136592830,2sleep20-21swapper/220:07:152
282302810,3sleep20-21swapper/222:53:312
282302810,3sleep20-21swapper/222:53:312
271572810,3sleep20-21swapper/220:32:442
271572810,3sleep20-21swapper/220:32:442
262402810,2sleep30-21swapper/323:43:053
262402810,2sleep30-21swapper/323:43:053
262402810,2sleep30-21swapper/323:43:053
193362810,2sleep219487-21grep19:23:482
193362810,2sleep219487-21grep19:23:482
162062810,3chrt0-21swapper/300:46:153
162062810,3chrt0-21swapper/300:46:153
110542810,5sleep30-21swapper/319:26:223
110542810,5sleep30-21swapper/319:26:223
101842810,3sleep20-21swapper/220:30:542
101842810,3sleep20-21swapper/220:30:542
101842810,3sleep20-21swapper/220:30:542
40782800,3chrt0-21swapper/222:04:282
40782800,3chrt0-21swapper/222:04:282
149332800,5chrt14932-21grep22:02:062
149332800,5chrt14932-21grep22:02:062
149332800,5chrt14932-21grep22:02:062
181092790,2sleep0121ksoftirqd/022:52:230
181092790,2sleep0121ksoftirqd/022:52:230
13682790,3sleep2261rcuc/221:39:172
13682790,3sleep2261rcuc/221:39:172
133362790,3chrt0-21swapper/323:09:403
133362790,3chrt0-21swapper/323:09:403
133362790,3chrt0-21swapper/323:09:403
51662780,3chrt0-21swapper/322:58:023
51662780,3chrt0-21swapper/322:58:023
51662780,3chrt0-21swapper/322:58:023
269982780,3sleep20-21swapper/200:18:522
269982780,3sleep20-21swapper/200:18:522
269982780,3sleep20-21swapper/200:18:522
269982780,3sleep20-21swapper/200:18:522
240212780,3sleep20-21swapper/223:10:512
240212780,3sleep20-21swapper/223:10:512
240212780,3sleep20-21swapper/223:10:512
230362780,2chrt0-21swapper/123:39:111
230362780,2chrt0-21swapper/123:39:111
230362780,2chrt0-21swapper/123:39:111
12262780,3chrt0-21swapper/123:22:321
12262780,3chrt0-21swapper/123:22:321
19112770,3sleep21910-21benchlatencyplo21:28:342
19112770,3sleep21910-21benchlatencyplo21:28:342
19112770,3sleep21910-21benchlatencyplo21:28:342
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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