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2026-06-18 - 18:40
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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 Thu Jun 18, 2026 12:45:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
266021500,3sleep10-21swapper/112:36:511
266021500,3sleep10-21swapper/112:36:511
3207921360,2sleep30-21swapper/309:47:163
3207921360,2sleep30-21swapper/309:47:163
3207921360,2sleep30-21swapper/309:47:163
199562890,2chrt0-21swapper/308:30:473
199562890,2chrt0-21swapper/308:30:473
199562890,2chrt0-21swapper/308:30:473
281292850,4sleep30-21swapper/311:47:373
281292850,4sleep30-21swapper/311:47:373
268892850,3sleep00-21swapper/011:05:420
268892850,3sleep00-21swapper/011:05:420
268892850,3sleep00-21swapper/011:05:420
170082820,2sleep30-21swapper/309:30:163
170082820,2sleep30-21swapper/309:30:163
78702790,3sleep30-21swapper/310:00:143
78702790,3sleep30-21swapper/310:00:143
78702790,3sleep30-21swapper/310:00:143
78702790,3sleep30-21swapper/310:00:143
318052700,2sleep30-21swapper/309:05:403
318052700,2sleep30-21swapper/309:05:403
318052700,2sleep30-21swapper/309:05:403
238722690,3sleep00-21swapper/007:15:260
238722690,3sleep00-21swapper/007:15:260
264252680,4sleep026418-21ssh11:45:410
264252680,4sleep026418-21ssh11:45:410
68462580,2sleep06860-21strings11:20:420
68462580,2sleep06860-21strings11:20:420
187692580,3sleep118075-21/usr/sbin/munin11:35:461
187692580,3sleep118075-21/usr/sbin/munin11:35:461
165342580,3chrt0-21swapper/010:10:520
165342580,3chrt0-21swapper/010:10:520
16052580,3sleep30-21swapper/312:35:443
16052580,3sleep30-21swapper/312:35:443
73392570,3sleep00-21swapper/009:18:190
73392570,3sleep00-21swapper/009:18:190
70602570,2sleep07242-21grep07:55:490
70602570,2sleep07242-21grep07:55:490
252482570,3chrt0-21swapper/311:03:523
252482570,3chrt0-21swapper/311:03:523
252482570,3chrt0-21swapper/311:03:523
3342550,3sleep00-21swapper/012:35:010
3342550,3sleep00-21swapper/012:35:010
234772550,3sleep222065-21ls07:11:062
234772550,3sleep222065-21ls07:11:062
19252550,7sleep333-21ksoftirqd/311:55:413
129852540,3sleep00-21swapper/010:05:500
129852540,3sleep00-21swapper/010:05:500
129852540,3sleep00-21swapper/010:05:500
27762520,4sleep20-21swapper/210:35:422
27762520,4sleep20-21swapper/210:35:422
32492510,4sleep30-21swapper/311:16:183
155832500,2sleep015662-21grep08:20:410
155832500,2sleep015662-21grep08:20:410
155832500,2sleep015662-21grep08:20:410
252652450,4chrt0-21swapper/007:15:490
252652450,4chrt0-21swapper/007:15:490
237722450,3sleep30-21swapper/311:41:423
237722450,3sleep30-21swapper/311:41:423
237722450,3sleep30-21swapper/311:41:423
214672450,3sleep00-21swapper/010:18:400
214672450,3sleep00-21swapper/010:18:400
198432440,2sleep30-21swapper/310:55:573
198432440,2sleep30-21swapper/310:55:573
198432440,2sleep30-21swapper/310:55:573
65422430,3sleep10-21swapper/111:20:381
65422430,3sleep10-21swapper/111:20:381
151022400,3sleep00-21swapper/012:11:100
151022400,3sleep00-21swapper/012:11:100
136002400,3sleep00-21swapper/011:29:540
136002400,3sleep00-21swapper/011:29:540
43152390,2sleep30-21swapper/309:55:073
43152390,2sleep30-21swapper/309:55:073
43152390,2sleep30-21swapper/309:55:073
37472380,3sleep00-21swapper/011:17:080
228012380,2sleep122826-21ntp_states09:35:451
228012380,2sleep122826-21ntp_states09:35:451
228012380,2sleep122826-21ntp_states09:35:451
16992380,3sleep00-21swapper/012:35:450
16992380,3sleep00-21swapper/012:35:450
6652360,2sleep1715-21latency_hist07:40:351
209272350,2sleep220935-21ssh12:19:492
209272350,2sleep220935-21ssh12:19:492
209272350,2sleep220935-21ssh12:19:492
102162350,2sleep00-21swapper/010:02:280
102162350,2sleep00-21swapper/010:02:280
102162350,2sleep00-21swapper/010:02:280
238142340,3sleep00-21swapper/009:36:280
238142340,3sleep00-21swapper/009:36:280
238142340,3sleep00-21swapper/009:36:280
113662340,4sleep0151rcuc/008:10:270
113662340,4sleep0151rcuc/008:10:270
87192330,2sleep30-21swapper/312:04:053
87192330,2sleep30-21swapper/312:04:053
87192330,2sleep30-21swapper/312:04:053
205842330,3sleep00-21swapper/011:38:100
205842330,3sleep00-21swapper/011:38:100
174732330,2sleep10-21swapper/109:30:381
174732330,2sleep10-21swapper/109:30:381
105122320,2sleep110622-21mailstats08:05:471
105122320,2sleep110622-21mailstats08:05:471
56072310,2sleep10-21swapper/111:19:581
258622310,2sleep20-21swapper/207:20:342
258622310,2sleep20-21swapper/207:20:342
254532310,2sleep30-21swapper/310:23:493
254532310,2sleep30-21swapper/310:23:493
226622310,2sleep022660-21ssh11:40:430
226622310,2sleep022660-21ssh11:40:430
226622310,2sleep022660-21ssh11:40:430
299352300,2sleep3321rcuc/310:30:043
299352300,2sleep3321rcuc/310:30:043
138272300,2sleep113961-21cat09:25:481
138272300,2sleep113961-21cat09:25:481
209542290,2sleep120963-21ssh12:19:521
209542290,2sleep120963-21ssh12:19:521
209542290,2sleep120963-21ssh12:19:521
16602290,2sleep11744-21cat11:55:401
16602290,2sleep11744-21cat11:55:401
125742290,3sleep10-21swapper/108:10:481
125742290,3sleep10-21swapper/108:10:481
307962280,2sleep227-21ksoftirqd/211:10:432
307962280,2sleep227-21ksoftirqd/211:10:432
307962280,2sleep227-21ksoftirqd/211:10:432
263262280,3sleep123521-21cyclictest08:50:391
263262280,3sleep123521-21cyclictest08:50:391
263262280,3sleep123521-21cyclictest08:50:391
2352299283,10cyclictest32494-21ssh11:53:260
2352299283,10cyclictest32494-21ssh11:53:260
214142280,3sleep00-21swapper/010:58:590
214142280,3sleep00-21swapper/010:58:590
214142280,3sleep00-21swapper/010:58:590
124602280,3sleep30-21swapper/309:25:253
124602280,3sleep30-21swapper/309:25:253
23524992712,4cyclictest27-21ksoftirqd/210:44:482
23524992712,4cyclictest27-21ksoftirqd/210:44:482
23524992712,4cyclictest27-21ksoftirqd/210:44:482
2352299274,11cyclictest817-21runrttasks09:35:150
2352299274,11cyclictest817-21runrttasks09:35:150
234812276,12sleep10-21swapper/107:11:091
234812276,12sleep10-21swapper/107:11:091
40962260,3sleep1134-21systemd-journal07:50:271
40962260,3sleep1134-21systemd-journal07:50:271
40962260,3sleep1134-21systemd-journal07:50:271
291232260,2sleep10-21swapper/112:30:281
291232260,2sleep10-21swapper/112:30:281
2352399262,20cyclictest5917-21cron07:55:271
2352399262,20cyclictest5917-21cron07:55:271
2352399262,20cyclictest5917-21cron07:55:271
2352299266,6cyclictest0-21swapper/009:55:370
2352299266,6cyclictest0-21swapper/009:55:370
2352299266,6cyclictest0-21swapper/009:55:370
2352299262,9cyclictest7893-21ssh12:02:280
2352299262,9cyclictest7893-21ssh12:02:280
2352299262,9cyclictest7893-21ssh12:02:280
2352299262,19cyclictest22252-21ssh12:20:440
2352299262,19cyclictest22252-21ssh12:20:440
2352299262,19cyclictest22252-21ssh12:20:440
234782261,14sleep30-21swapper/307:11:073
234782261,14sleep30-21swapper/307:11:073
11762260,3chrt0-21swapper/011:14:550
11762260,3chrt0-21swapper/011:14:550
11762260,3chrt0-21swapper/011:14:550
2352399252,19cyclictest30728-21grep09:00:471
2352399252,19cyclictest30728-21grep09:00:471
23523992513,10cyclictest15494-21ps10:50:471
23523992513,10cyclictest15494-21ps10:50:471
23523992513,10cyclictest15494-21ps10:50:471
2352299257,4cyclictest0-21swapper/010:53:030
2352299257,4cyclictest0-21swapper/010:53:030
2352299257,4cyclictest0-21swapper/010:53:030
2352299252,5cyclictest12-21ksoftirqd/011:30:480
2352299252,5cyclictest12-21ksoftirqd/011:30:480
2352299252,5cyclictest12-21ksoftirqd/011:30:480
23522992513,9cyclictest6946-21sh09:58:050
23522992513,9cyclictest6946-21sh09:58:050
23522992513,9cyclictest6946-21sh09:58:050
23522992513,9cyclictest6946-21sh09:58:050
2352499243,18cyclictest27035-21grep11:45:492
2352499243,18cyclictest27035-21grep11:45:492
2352499242,18cyclictest22149-21sh11:00:262
2352499242,18cyclictest22149-21sh11:00:262
2352499242,18cyclictest22149-21sh11:00:262
2352499241,20cyclictest15891-21grep10:50:502
2352499241,20cyclictest15891-21grep10:50:502
2352499241,20cyclictest15891-21grep10:50:502
2352399244,17cyclictest22867-21/usr/sbin/munin11:40:461
2352399244,17cyclictest22867-21/usr/sbin/munin11:40:461
2352399244,17cyclictest22867-21/usr/sbin/munin11:40:461
2352299241,8cyclictest18964-21ssh12:15:590
2352299241,8cyclictest18964-21ssh12:15:590
2352299241,8cyclictest18964-21ssh12:15:590
23522992414,7cyclictest12476-21cron09:25:370
23522992414,7cyclictest12476-21cron09:25:370
168102240,2sleep227-21ksoftirqd/210:11:302
168102240,2sleep227-21ksoftirqd/210:11:302
97382230,3sleep30-21swapper/311:25:073
97382230,3sleep30-21swapper/311:25:073
79212230,2sleep30-21swapper/310:40:493
79212230,2sleep30-21swapper/310:40:493
79212230,2sleep30-21swapper/310:40:493
313212230,2sleep20-21swapper/212:32:102
313212230,2sleep20-21swapper/212:32:102
23524992314,7cyclictest26824-21fschecks_time10:25:412
23524992314,7cyclictest26824-21fschecks_time10:25:412
2352499231,19cyclictest29497-21latency_hist12:30:382
2352499231,19cyclictest26252-21rm11:05:362
2352499231,19cyclictest26252-21rm11:05:362
2352499231,19cyclictest26252-21rm11:05:362
23524992311,9cyclictest21406-21/usr/sbin/munin08:35:462
23524992311,9cyclictest21406-21/usr/sbin/munin08:35:462
2352499231,11cyclictest30003-21latency_hist11:10:302
2352499231,11cyclictest30003-21latency_hist11:10:302
2352499231,11cyclictest30003-21latency_hist11:10:302
2352399232,19cyclictest1134-21latency_hist09:50:341
2352399232,19cyclictest1134-21latency_hist09:50:341
2352399232,19cyclictest1134-21latency_hist09:50:341
2352399232,18cyclictest22646-21fschecks_count11:00:391
2352399232,18cyclictest14293-21needreboot12:10:451
2352399232,18cyclictest14293-21needreboot12:10:451
2352399232,18cyclictest10437-21fschecks_time11:25:391
2352399232,18cyclictest10437-21fschecks_time11:25:391
2352399231,20cyclictest8124-21latency_hist10:00:341
2352399231,20cyclictest8124-21latency_hist10:00:341
2352399231,20cyclictest8124-21latency_hist10:00:341
2352399231,20cyclictest8124-21latency_hist10:00:341
2352399231,19cyclictest4951-21fschecks_time09:55:401
2352399231,19cyclictest4951-21fschecks_time09:55:401
2352399231,19cyclictest4951-21fschecks_time09:55:401
2352399231,19cyclictest25224-21grep07:15:491
2352399231,19cyclictest25224-21grep07:15:491
23523992310,4cyclictest21-21ksoftirqd/110:49:581
23523992310,4cyclictest21-21ksoftirqd/110:49:581
23523992310,4cyclictest21-21ksoftirqd/110:49:581
2352299239,9cyclictest25089-21sensors_temp08:45:460
2352299239,9cyclictest25089-21sensors_temp08:45:460
2352299237,4cyclictest0-21swapper/011:58:390
2352299237,4cyclictest0-21swapper/011:58:390
2352299236,4cyclictest0-21swapper/009:06:130
2352299236,4cyclictest0-21swapper/009:06:130
2352299236,4cyclictest0-21swapper/009:06:130
2352299235,4cyclictest0-21swapper/011:02:120
2352299235,4cyclictest0-21swapper/011:02:120
2352299235,4cyclictest0-21swapper/011:02:120
23522992316,4cyclictest6774-21rm10:40:340
23522992316,4cyclictest6774-21rm10:40:340
2352299231,19cyclictest31642-21ls07:35:410
23522992311,10cyclictest11871-21rm12:07:310
23522992311,10cyclictest11871-21rm12:07:310
23522992311,10cyclictest11871-21rm12:07:310
2352299231,10cyclictest29162-21ssh10:28:300
2352299231,10cyclictest29162-21ssh10:28:300
2352299230,19cyclictest7142-21cut10:40:400
2352299230,19cyclictest7142-21cut10:40:400
2352299230,19cyclictest7142-21cut10:40:400
2352499223,16cyclictest1955-21runrttasks11:55:422
2352499223,16cyclictest1955-21runrttasks11:55:422
2352499223,16cyclictest14313-21cut11:30:402
2352499223,16cyclictest14313-21cut11:30:402
2352499223,16cyclictest14313-21cut11:30:402
2352499222,18cyclictest13086-21fschecks_time09:25:392
2352499222,18cyclictest13086-21fschecks_time09:25:392
2352499222,17cyclictest4887-21needreboot07:50:442
2352499222,17cyclictest4887-21needreboot07:50:442
2352499222,17cyclictest4887-21needreboot07:50:442
2352499222,17cyclictest31367-21grep09:45:482
2352499222,17cyclictest31367-21grep09:45:482
2352499222,17cyclictest31367-21grep09:45:482
2352499222,17cyclictest26732-21proc_pri08:50:452
2352499222,17cyclictest26732-21proc_pri08:50:452
2352499222,17cyclictest26732-21proc_pri08:50:452
2352499222,17cyclictest24513-21fschecks_time08:45:392
2352499222,17cyclictest24513-21fschecks_time08:45:392
2352499222,17cyclictest15176-21cat08:20:342
2352499222,17cyclictest12983-21head10:05:502
2352499222,17cyclictest12983-21head10:05:502
2352499222,17cyclictest12983-21head10:05:502
2352499221,15cyclictest22797-21cut10:20:382
23524992211,3cyclictest27-21ksoftirqd/208:55:502
23524992211,3cyclictest27-21ksoftirqd/208:55:502
23524992210,9cyclictest10805-21tail11:25:432
23524992210,9cyclictest10805-21tail11:25:432
2352399228,12cyclictest23783-21ssh12:22:411
2352399228,12cyclictest23783-21ssh12:22:411
2352399228,12cyclictest23783-21ssh12:22:411
2352399223,16cyclictest8444-21missed_timers08:00:411
2352399223,16cyclictest8444-21missed_timers08:00:411
2352399223,11cyclictest9450-21latency_hist12:05:281
2352399223,11cyclictest9450-21latency_hist12:05:281
2352399223,11cyclictest9450-21latency_hist12:05:281
2352399222,17cyclictest26465-21fschecks_count11:05:391
2352399222,17cyclictest26465-21fschecks_count11:05:391
23523992215,5cyclictest15535-21grep10:10:401
23523992215,5cyclictest15535-21grep10:10:401
23523992215,5cyclictest15535-21grep10:10:401
2352399221,19cyclictest717-21cat09:10:301
2352399221,19cyclictest717-21cat09:10:301
2352399221,19cyclictest717-21cat09:10:301
2352399221,18cyclictest30931-21proc_pri09:45:451
2352399221,18cyclictest30931-21proc_pri09:45:451
2352399221,18cyclictest30931-21proc_pri09:45:451
2352399221,18cyclictest25311-21grep08:45:481
2352399221,18cyclictest25311-21grep08:45:481
2352399221,18cyclictest18871-21ssh10:15:381
2352399221,18cyclictest18871-21ssh10:15:381
2352399221,18cyclictest14410-21cat08:15:481
2352399221,18cyclictest10718-21switchtime12:05:501
2352399221,18cyclictest10718-21switchtime12:05:501
2352399221,18cyclictest10718-21switchtime12:05:501
23523992211,3cyclictest21-21ksoftirqd/108:26:351
23523992211,3cyclictest21-21ksoftirqd/108:26:351
2352299228,4cyclictest0-21swapper/007:51:020
2352299228,4cyclictest0-21swapper/007:51:020
2352299228,4cyclictest0-21swapper/007:51:020
2352299226,4cyclictest0-21swapper/009:49:130
2352299226,4cyclictest0-21swapper/009:49:130
2352299226,4cyclictest0-21swapper/009:49:130
2352299223,9cyclictest12591-21sed08:10:480
2352299223,9cyclictest12591-21sed08:10:480
23522992215,5cyclictest30361-21grep09:45:380
23522992215,5cyclictest30361-21grep09:45:380
23522992215,5cyclictest30361-21grep09:45:380
23522992215,5cyclictest30361-21grep09:45:380
23522992214,6cyclictest26405-21ssh10:25:330
23522992214,6cyclictest26405-21ssh10:25:330
23522992214,5cyclictest0-21swapper/007:25:270
23522992214,5cyclictest0-21swapper/007:25:270
23522992212,7cyclictest0-21swapper/007:45:380
23522992212,7cyclictest0-21swapper/007:45:380
23522992212,7cyclictest0-21swapper/007:45:380
2352299221,12cyclictest19049-21fschecks_time08:30:380
2352299221,12cyclictest19049-21fschecks_time08:30:380
2352299221,11cyclictest1129-21tr07:40:410
2352299221,11cyclictest1129-21tr07:40:410
2352299221,11cyclictest1129-21tr07:40:410
308172210,3sleep30-21swapper/309:45:433
308172210,3sleep30-21swapper/309:45:433
308172210,3sleep30-21swapper/309:45:433
308172210,3sleep30-21swapper/309:45:433
263882210,4sleep30-21swapper/309:40:243
263882210,4sleep30-21swapper/309:40:243
263882210,4sleep30-21swapper/309:40:243
2352499214,5cyclictest27-21ksoftirqd/208:12:052
2352499214,5cyclictest27-21ksoftirqd/208:12:052
2352499213,6cyclictest27-21ksoftirqd/210:49:202
2352499213,6cyclictest27-21ksoftirqd/210:49:202
2352499213,6cyclictest27-21ksoftirqd/210:49:202
2352499212,17cyclictest6723-21grep12:00:482
2352499212,17cyclictest6723-21grep12:00:482
2352499212,17cyclictest6723-21grep12:00:482
2352499212,17cyclictest26523-21latency_hist09:40:302
2352499212,17cyclictest26523-21latency_hist09:40:302
2352499212,17cyclictest26523-21latency_hist09:40:302
2352499212,17cyclictest20229-21ssh09:33:032
2352499212,17cyclictest20229-21ssh09:33:032
2352499212,16cyclictest7069-21processes11:20:452
2352499212,16cyclictest7069-21processes11:20:452
2352499212,16cyclictest30300-21kernelversion11:50:432
2352499212,16cyclictest30300-21kernelversion11:50:432
2352499212,16cyclictest17320-21cron12:15:272
2352499212,16cyclictest17320-21cron12:15:272
2352499212,15cyclictest24190-21latency_hist08:45:342
2352499212,15cyclictest24190-21latency_hist08:45:342
2352499212,15cyclictest22655-21gzip11:40:432
2352499212,15cyclictest22655-21gzip11:40:432
2352499212,15cyclictest22655-21gzip11:40:432
23524992112,6cyclictest24765-21sshd12:24:382
23524992112,6cyclictest24765-21sshd12:24:382
23524992112,6cyclictest24765-21sshd12:24:382
2352499211,18cyclictest2194-21latency11:15:402
23524992111,2cyclictest27-21ksoftirqd/208:20:582
23524992111,2cyclictest27-21ksoftirqd/208:20:582
23524992111,2cyclictest27-21ksoftirqd/208:20:582
2352499211,10cyclictest658-21taskset09:10:282
2352499211,10cyclictest658-21taskset09:10:282
2352499211,10cyclictest658-21taskset09:10:282
2352399214,3cyclictest131rcu_preempt08:21:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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