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2026-06-21 - 06:36
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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 Jun 21, 2026 00:45:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2639321520,3sleep00-21swapper/023:01:350
2639321520,3sleep00-21swapper/023:01:350
2639321520,3sleep00-21swapper/023:01:350
2697221430,2sleep10-21swapper/120:55:521
2697221430,2sleep10-21swapper/120:55:521
4242980,8sleep121-21ksoftirqd/121:11:231
4242980,8sleep121-21ksoftirqd/121:11:231
4242980,8sleep121-21ksoftirqd/121:11:231
219362880,3sleep10-21swapper/100:14:431
219362880,3sleep10-21swapper/100:14:431
153932860,2chrt134-21systemd-journal22:47:370
153932860,2chrt134-21systemd-journal22:47:370
153932860,2chrt134-21systemd-journal22:47:370
107752840,3sleep20-21swapper/223:20:422
107752840,3sleep20-21swapper/223:20:422
107752840,3sleep20-21swapper/223:20:422
133112810,2sleep113431-21tune2fs22:45:421
133112810,2sleep113431-21tune2fs22:45:421
133112810,2sleep113431-21tune2fs22:45:421
304112800,3sleep20-21swapper/223:06:362
304112800,3sleep20-21swapper/223:06:362
49622720,1sleep2261rcuc/222:35:012
49622720,1sleep2261rcuc/222:35:012
49622720,1sleep2261rcuc/222:35:012
207542610,3sleep30-21swapper/321:35:413
207542610,3sleep30-21swapper/321:35:413
291232600,3sleep30-21swapper/321:45:063
291232600,3sleep30-21swapper/321:45:063
291232600,3sleep30-21swapper/321:45:063
24942600,3chrt0-21swapper/123:11:451
24942600,3chrt0-21swapper/123:11:451
242412600,3sleep20-21swapper/222:59:562
242412600,3sleep20-21swapper/222:59:562
242412600,3sleep20-21swapper/222:59:562
70522590,2chrt0-21swapper/321:56:393
70522590,2chrt0-21swapper/321:56:393
213632580,3chrt0-21swapper/200:13:402
213632580,3chrt0-21swapper/200:13:402
212932580,4sleep00-21swapper/021:35:460
212932580,4sleep00-21swapper/021:35:460
48502570,3chrt0-21swapper/122:34:471
48502570,3chrt0-21swapper/122:34:471
48502570,3chrt0-21swapper/122:34:471
324692570,3sleep30-21swapper/321:48:433
324692570,3sleep30-21swapper/321:48:433
324692570,3sleep30-21swapper/321:48:433
208002560,4sleep30-21swapper/319:10:503
208002560,4sleep30-21swapper/319:10:503
324432550,3chrt0-21swapper/323:10:063
324432550,3chrt0-21swapper/323:10:063
222972550,2sleep222384-21/usr/sbin/munin22:15:482
222972550,2sleep222384-21/usr/sbin/munin22:15:482
41922540,2sleep30-21swapper/319:55:423
41922540,2sleep30-21swapper/319:55:423
262282540,3sleep20-21swapper/219:25:472
262282540,3sleep20-21swapper/219:25:472
262282540,3sleep20-21swapper/219:25:472
12022520,2sleep01212-21ssh21:50:380
12022520,2sleep01212-21ssh21:50:380
12022520,2sleep01212-21ssh21:50:380
111772510,3chrt0-21swapper/300:00:473
111772510,3chrt0-21swapper/300:00:473
111772510,3chrt0-21swapper/300:00:473
70752500,3chrt0-21swapper/322:36:303
70752500,3chrt0-21swapper/322:36:303
36532500,4sleep0151rcuc/000:30:540
36532500,4sleep0151rcuc/000:30:540
36532500,4sleep0151rcuc/000:30:540
258522490,3chrt0-21swapper/119:25:421
258522490,3chrt0-21swapper/119:25:421
258522490,3chrt0-21swapper/119:25:421
50772460,3sleep30-21swapper/323:15:253
50772460,3sleep30-21swapper/323:15:253
18562460,3sleep30-21swapper/300:30:053
18562460,3sleep30-21swapper/300:30:053
108582450,3sleep00-21swapper/022:41:180
108582450,3sleep00-21swapper/022:41:180
108582450,3sleep00-21swapper/022:41:180
59072430,2sleep34756-21kworker/3:223:54:563
59072430,2sleep34756-21kworker/3:223:54:563
59072430,2sleep34756-21kworker/3:223:54:563
14962430,11sleep333-21ksoftirqd/322:30:393
14962430,11sleep333-21ksoftirqd/322:30:393
14962430,11sleep333-21ksoftirqd/322:30:393
136782430,3sleep30-21swapper/322:05:443
136782430,3sleep30-21swapper/322:05:443
136782430,3sleep30-21swapper/322:05:443
21414994118,15cyclictest38150irq/55-eth000:00:370
21414994118,15cyclictest38150irq/55-eth000:00:370
21414994118,15cyclictest38150irq/55-eth000:00:370
210342410,2sleep219940-21ls19:10:532
210342410,2sleep219940-21ls19:10:532
322642390,3sleep30-21swapper/323:46:123
322642390,3sleep30-21swapper/323:46:123
3132390,2sleep10-21swapper/123:47:111
3132390,2sleep10-21swapper/123:47:111
206912390,2sleep20-21swapper/221:35:402
206912390,2sleep20-21swapper/221:35:402
102132380,2sleep20-21swapper/220:10:492
102132380,2sleep20-21swapper/220:10:492
102132380,2sleep20-21swapper/220:10:492
38662370,2sleep227-21ksoftirqd/223:51:132
38662370,2sleep227-21ksoftirqd/223:51:132
38662370,2sleep227-21ksoftirqd/223:51:132
10502360,3sleep20-21swapper/223:10:422
10502360,3sleep20-21swapper/223:10:422
2141699352,26cyclictest11710-21grep00:00:532
2141699352,26cyclictest11710-21grep00:00:532
2141699352,26cyclictest11710-21grep00:00:532
80002330,3sleep30-21swapper/323:56:213
80002330,3sleep30-21swapper/323:56:213
80002330,3sleep30-21swapper/323:56:213
42202330,2sleep24230-21ssh21:53:582
42202330,2sleep24230-21ssh21:53:582
318292330,3sleep20-21swapper/222:27:052
318292330,3sleep20-21swapper/222:27:052
318292330,3sleep20-21swapper/222:27:052
260082330,4sleep30-21swapper/300:19:523
260082330,4sleep30-21swapper/300:19:523
260082330,4sleep30-21swapper/300:19:523
2141499331,27cyclictest11176-21ssh00:00:470
2141499331,27cyclictest11176-21ssh00:00:470
2141499331,27cyclictest11176-21ssh00:00:470
185512330,2sleep10-21swapper/122:10:521
185512330,2sleep10-21swapper/122:10:521
132202330,2sleep30-21swapper/321:27:213
132202330,2sleep30-21swapper/321:27:213
36612320,1sleep00-21swapper/021:52:540
36612320,1sleep00-21swapper/021:52:540
2141599322,24cyclictest11699-21unixbench-2d00:00:531
2141599322,24cyclictest11699-21unixbench-2d00:00:531
2141599322,24cyclictest11699-21unixbench-2d00:00:531
320932300,2sleep132101-21ssh00:26:021
320932300,2sleep132101-21ssh00:26:021
86752290,3chrt0-21swapper/323:18:343
86752290,3chrt0-21swapper/323:18:343
324752290,3sleep10-21swapper/123:10:081
324752290,3sleep10-21swapper/123:10:081
240592280,3chrt0-21swapper/122:18:071
240592280,3chrt0-21swapper/122:18:071
21414992815,10cyclictest26114-21gzip21:40:460
21414992815,10cyclictest26114-21gzip21:40:460
21414992815,10cyclictest26114-21gzip21:40:460
204392285,10sleep10-21swapper/119:10:441
204392285,10sleep10-21swapper/119:10:441
298772270,4sleep30-21swapper/319:35:493
298772270,4sleep30-21swapper/319:35:493
21415992714,10cyclictest31899-21sensors_temp19:40:481
21415992714,10cyclictest31899-21sensors_temp19:40:481
2141499274,14cyclictest0-21swapper/019:43:160
2141499274,14cyclictest0-21swapper/019:43:160
120652270,8sleep227-21ksoftirqd/221:25:512
120652270,8sleep227-21ksoftirqd/221:25:512
303092260,3sleep10-21swapper/121:45:481
303092260,3sleep10-21swapper/121:45:481
303092260,3sleep10-21swapper/121:45:481
21416992617,6cyclictest19718-21ssh22:12:352
21416992617,6cyclictest19718-21ssh22:12:352
2141499266,9cyclictest0-21swapper/023:53:110
2141499266,9cyclictest0-21swapper/023:53:110
2141499266,9cyclictest0-21swapper/023:53:110
2141599252,14cyclictest23952-21grep20:50:361
2141599252,14cyclictest23952-21grep20:50:361
2141599252,14cyclictest23952-21grep20:50:361
2141599251,20cyclictest29821-21find22:25:401
2141599251,20cyclictest29821-21find22:25:401
2141599251,20cyclictest29821-21find22:25:401
2141499257,9cyclictest0-21swapper/023:31:450
2141499257,9cyclictest0-21swapper/023:31:450
2141499257,9cyclictest0-21swapper/023:31:450
2141499256,10cyclictest0-21swapper/000:22:560
2141499256,10cyclictest0-21swapper/000:22:560
2141499255,10cyclictest0-21swapper/023:26:530
2141499255,10cyclictest0-21swapper/023:26:530
60382240,2sleep00-21swapper/021:19:100
60382240,2sleep00-21swapper/021:19:100
221672240,3chrt0-21swapper/322:15:443
221672240,3chrt0-21swapper/322:15:443
21416992412,9cyclictest2518-21awk23:50:422
2141699241,18cyclictest18561-21find00:10:412
2141699241,18cyclictest18561-21find00:10:412
2141699241,18cyclictest18561-21find00:10:412
2141599244,18cyclictest11115-21idleruntime-cro20:15:291
2141599244,18cyclictest11115-21idleruntime-cro20:15:291
2141599244,18cyclictest11115-21idleruntime-cro20:15:291
2141599242,17cyclictest9686-21ssh22:40:431
2141599242,17cyclictest9686-21ssh22:40:431
2141599242,16cyclictest17452-21taskset20:30:451
2141599242,16cyclictest17452-21taskset20:30:451
2141499249,11cyclictest73-21kswapd021:20:420
2141499249,11cyclictest73-21kswapd021:20:420
2141499246,8cyclictest0-21swapper/019:57:260
2141499246,8cyclictest0-21swapper/019:57:260
2141499246,4cyclictest151rcuc/000:39:390
2141499246,4cyclictest151rcuc/000:39:390
2141499246,4cyclictest12-21ksoftirqd/000:29:470
2141499246,4cyclictest12-21ksoftirqd/000:29:470
2141499245,5cyclictest12-21ksoftirqd/020:52:160
2141499245,5cyclictest12-21ksoftirqd/020:52:160
2141499245,5cyclictest12-21ksoftirqd/020:52:160
2141499241,8cyclictest1590-21ssh23:49:300
2141499241,8cyclictest1590-21ssh23:49:300
2141499241,17cyclictest11106-21ssh23:20:480
2141499241,17cyclictest11106-21ssh23:20:480
2141499241,17cyclictest11106-21ssh23:20:480
2141499241,12cyclictest15109-21sort00:05:450
2141499241,12cyclictest15109-21sort00:05:450
2141499241,12cyclictest15109-21sort00:05:450
2141499241,12cyclictest0-21swapper/022:22:210
2141499241,12cyclictest0-21swapper/022:22:210
2141499241,12cyclictest0-21swapper/022:22:210
2141499240,8cyclictest24121-21ssh23:36:090
2141499240,8cyclictest24121-21ssh23:36:090
128022240,2sleep30-21swapper/322:45:103
128022240,2sleep30-21swapper/322:45:103
128022240,2sleep30-21swapper/322:45:103
316632230,2sleep10-21swapper/122:26:481
316632230,2sleep10-21swapper/122:26:481
316632230,2sleep10-21swapper/122:26:481
21416992315,6cyclictest674-21snmpd00:22:422
21416992315,6cyclictest674-21snmpd00:22:422
21416992315,5cyclictest2886-21ntp_states19:50:482
21416992315,5cyclictest2886-21ntp_states19:50:482
21416992312,8cyclictest16818-21sh22:09:412
21416992312,8cyclictest16818-21sh22:09:412
21416992312,8cyclictest16818-21sh22:09:412
21415992315,6cyclictest9280-21wc20:10:291
21415992315,6cyclictest9280-21wc20:10:291
2141599231,19cyclictest16636-21ls20:30:311
2141599231,19cyclictest16636-21ls20:30:311
2141499236,9cyclictest0-21swapper/022:12:040
2141499236,9cyclictest0-21swapper/022:12:040
2141499234,16cyclictest27339-21needreboot23:40:460
2141499234,16cyclictest27339-21needreboot23:40:460
21414992313,3cyclictest25079-21ssh00:18:060
21414992313,3cyclictest25079-21ssh00:18:060
21414992313,3cyclictest25079-21ssh00:18:060
2141499231,18cyclictest15981-21ls20:25:520
2141499231,18cyclictest15981-21ls20:25:520
2141499231,17cyclictest16014-21cut21:30:420
2141499231,17cyclictest16014-21cut21:30:420
21416992215,5cyclictest29546-21ssh23:43:422
21416992215,5cyclictest29546-21ssh23:43:422
2141699221,18cyclictest593-21fschecks_count19:45:402
2141699221,18cyclictest593-21fschecks_count19:45:402
2141699221,18cyclictest593-21fschecks_count19:45:402
2141699221,17cyclictest6218-21sh23:15:492
2141699221,17cyclictest6218-21sh23:15:492
2141699221,16cyclictest10358-21plymouth00:40:292
2141699221,16cyclictest10358-21plymouth00:40:292
2141699221,11cyclictest118302ssh22:02:562
2141699221,11cyclictest118302ssh22:02:562
2141599221,14cyclictest6747-21grep23:55:411
2141599221,14cyclictest6747-21grep23:55:411
2141599221,13cyclictest10356-21ls00:40:291
2141599221,13cyclictest10356-21ls00:40:291
2141499228,4cyclictest0-21swapper/022:59:180
2141499228,4cyclictest0-21swapper/022:59:180
2141499228,4cyclictest0-21swapper/022:59:180
2141499226,4cyclictest0-21swapper/023:13:200
2141499226,4cyclictest0-21swapper/023:13:200
2141499225,4cyclictest0-21swapper/023:19:340
2141499225,4cyclictest0-21swapper/023:19:340
2141499225,4cyclictest0-21swapper/022:37:460
2141499225,4cyclictest0-21swapper/022:37:460
2141499223,10cyclictest0-21swapper/019:32:310
2141499223,10cyclictest0-21swapper/019:32:310
2141499222,10cyclictest0-21swapper/022:32:040
2141499222,10cyclictest0-21swapper/022:32:040
2141499222,10cyclictest0-21swapper/022:32:040
21414992216,4cyclictest0-21swapper/019:25:510
21414992216,4cyclictest0-21swapper/019:25:510
21414992216,4cyclictest0-21swapper/019:25:510
2141499221,4cyclictest0-21swapper/022:17:050
2141499221,4cyclictest0-21swapper/022:17:050
21414992212,7cyclictest0-21swapper/021:14:520
21414992212,7cyclictest0-21swapper/021:14:520
21414992212,7cyclictest0-21swapper/021:14:520
2141499221,12cyclictest10130-21ntpq22:00:480
2141499221,12cyclictest10130-21ntpq22:00:480
213582223,11sleep00-21swapper/019:10:590
213582223,11sleep00-21swapper/019:10:590
192952220,4sleep119291-21ntp_states23:30:461
192952220,4sleep119291-21ntp_states23:30:461
192952220,4sleep119291-21ntp_states23:30:461
119832220,3sleep30-21swapper/322:03:143
119832220,3sleep30-21swapper/322:03:143
45262210,3sleep30-21swapper/300:32:263
45262210,3sleep30-21swapper/300:32:263
45262210,3sleep30-21swapper/300:32:263
286342210,4sleep1201rcuc/121:00:511
286342210,4sleep1201rcuc/121:00:511
2141699211,3cyclictest0-21swapper/221:12:112
2141699211,3cyclictest0-21swapper/221:12:112
2141699211,3cyclictest0-21swapper/221:12:112
21416992113,6cyclictest16070-21ssh22:49:002
21416992113,6cyclictest16070-21ssh22:49:002
21416992113,6cyclictest16070-21ssh22:49:002
2141699211,17cyclictest29622-21fschecks_count21:05:412
2141699211,17cyclictest29622-21fschecks_count21:05:412
2141699211,13cyclictest7008-21ls21:20:402
2141699211,13cyclictest7008-21ls21:20:402
21415992112,7cyclictest28246-21sh23:41:171
21415992112,7cyclictest28246-21sh23:41:171
2141599211,17cyclictest27699-21ls19:30:431
2141599211,17cyclictest27699-21ls19:30:431
2141599211,13cyclictest29852-21latency21:05:431
2141599211,13cyclictest29852-21latency21:05:431
2141599211,10cyclictest13445-21grep20:20:421
2141599211,10cyclictest13445-21grep20:20:421
2141499218,11cyclictest73-21kswapd019:20:410
2141499218,11cyclictest73-21kswapd019:20:410
2141499217,6cyclictest0-21swapper/019:53:500
2141499217,6cyclictest0-21swapper/019:53:500
2141499217,4cyclictest0-21swapper/023:06:580
2141499217,4cyclictest0-21swapper/023:06:580
2141499217,11cyclictest73-21kswapd020:00:400
2141499217,11cyclictest73-21kswapd020:00:400
2141499217,11cyclictest73-21kswapd020:00:400
2141499216,7cyclictest12-21ksoftirqd/022:50:580
2141499216,7cyclictest12-21ksoftirqd/022:50:580
2141499215,10cyclictest12-21ksoftirqd/021:26:150
2141499215,10cyclictest12-21ksoftirqd/021:26:150
21414992116,3cyclictest151rcuc/000:10:460
21414992116,3cyclictest151rcuc/000:10:460
21414992113,7cyclictest151rcuc/021:58:330
21414992113,7cyclictest151rcuc/021:58:330
2141499211,13cyclictest30411-21missed_timers22:25:440
2141499211,13cyclictest30411-21missed_timers22:25:440
2141499211,13cyclictest30411-21missed_timers22:25:440
2141499211,11cyclictest0-21swapper/022:06:200
2141499211,11cyclictest0-21swapper/022:06:200
2141499211,11cyclictest0-21swapper/022:06:200
176862210,3sleep10-21swapper/100:09:211
176862210,3sleep10-21swapper/100:09:211
176862210,3sleep10-21swapper/100:09:211
132002210,3sleep10-21swapper/122:05:291
132002210,3sleep10-21swapper/122:05:291
214502200,2sleep30-21swapper/320:40:513
214502200,2sleep30-21swapper/320:40:513
2141799201,13cyclictest0-21swapper/321:15:423
2141799201,13cyclictest0-21swapper/321:15:423
2141699206,3cyclictest131rcu_preempt21:35:082
2141699206,3cyclictest131rcu_preempt21:35:082
21416992012,6cyclictest31621-21cut19:40:442
21416992012,6cyclictest31621-21cut19:40:442
2141699201,17cyclictest817-21runrttasks19:15:432
2141699201,17cyclictest817-21runrttasks19:15:432
2141699201,17cyclictest817-21runrttasks19:15:432
2141699201,17cyclictest31107-21gltestperf23:45:422
2141699201,16cyclictest29031-21tune2fs23:05:422
2141699201,13cyclictest6233-21latency_hist00:35:352
2141699201,13cyclictest6233-21latency_hist00:35:352
2141699201,13cyclictest6233-21latency_hist00:35:352
2141699201,13cyclictest4260-21cut19:55:422
2141699201,13cyclictest4260-21cut19:55:422
2141699201,12cyclictest15006-21find20:25:412
2141699201,10cyclictest8111-21latency20:05:432
2141699201,10cyclictest8111-21latency20:05:432
2141599207,10cyclictest9960-21sh23:20:201
2141599207,10cyclictest9960-21sh23:20:201
2141599201,9cyclictest817-21runrttasks19:57:061
2141599201,9cyclictest817-21runrttasks19:57:061
2141599201,3cyclictest0-21swapper/119:51:451
2141599201,3cyclictest0-21swapper/119:51:451
21415992013,5cyclictest4414-21ssh21:54:191
21415992013,5cyclictest4414-21ssh21:54:191
21415992013,5cyclictest28548-21ssh21:44:021
21415992013,5cyclictest28548-21ssh21:44:021
21415992013,5cyclictest28548-21ssh21:44:021
21415992012,6cyclictest8570-21ssh23:57:241
21415992012,6cyclictest8570-21ssh23:57:241
21415992012,6cyclictest8570-21ssh23:57:241
21415992012,6cyclictest2562-21date23:50:431
21415992012,5cyclictest0-21swapper/100:15:461
21415992012,5cyclictest0-21swapper/100:15:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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