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2025-12-03 - 15:28
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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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackbslot4.osadl.org (updated Wed Dec 03, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1148921500,2sleep03-21ksoftirqd/017:17:290
2509199725,35cyclictest0-21swapper/215:39:102
2509199723,39cyclictest0-21swapper/216:44:262
2509199723,39cyclictest0-21swapper/215:30:082
2509199723,39cyclictest0-21swapper/215:30:082
2509199718,34cyclictest0-21swapper/215:00:282
2509199717,31cyclictest0-21swapper/217:09:542
2509199715,33cyclictest0-21swapper/216:21:102
2509199715,33cyclictest0-21swapper/215:14:192
2509199715,32cyclictest0-21swapper/217:28:322
2509199705,7cyclictest0-21swapper/217:55:052
2509199705,7cyclictest0-21swapper/216:54:192
2509199705,33cyclictest0-21swapper/217:41:392
2509199705,33cyclictest0-21swapper/216:29:322
2509199705,33cyclictest0-21swapper/215:52:142
2509199705,33cyclictest0-21swapper/215:12:382
2509199705,32cyclictest0-21swapper/216:24:562
2509199705,32cyclictest0-21swapper/216:14:192
2509199705,32cyclictest0-21swapper/216:14:192
2509199705,30cyclictest0-21swapper/217:29:272
2509199704,7cyclictest0-21swapper/215:05:542
2509199704,33cyclictest0-21swapper/218:23:482
2509199704,33cyclictest0-21swapper/218:23:482
2509199704,33cyclictest0-21swapper/217:46:342
2509199704,33cyclictest0-21swapper/217:34:182
2509199704,33cyclictest0-21swapper/217:34:182
2509199704,33cyclictest0-21swapper/217:18:212
2509199704,33cyclictest0-21swapper/217:06:232
2509199704,33cyclictest0-21swapper/217:06:232
2509199704,33cyclictest0-21swapper/216:38:472
2509199704,33cyclictest0-21swapper/216:01:082
2509199704,33cyclictest0-21swapper/215:58:452
2509199704,33cyclictest0-21swapper/215:47:422
2509199704,33cyclictest0-21swapper/215:21:522
25091997012,26cyclictest0-21swapper/218:10:172
2509199698,7cyclictest0-21swapper/217:49:202
2509199698,30cyclictest0-21swapper/216:42:032
2509199695,33cyclictest0-21swapper/217:59:512
2509199694,7cyclictest0-21swapper/216:49:332
2509199694,7cyclictest0-21swapper/214:55:352
2509199694,6cyclictest0-21swapper/216:08:402
2509199694,6cyclictest0-21swapper/215:28:072
2509199694,34cyclictest0-21swapper/217:01:312
2509199694,33cyclictest0-21swapper/215:41:082
2509199692,33cyclictest27569-21/usr/sbin/munin12:59:472
2509199692,33cyclictest27569-21/usr/sbin/munin12:59:472
25091996910,7cyclictest32072-21ntp_states13:09:452
2509199684,31cyclictest0-21swapper/216:10:072
2509199674,32cyclictest0-21swapper/217:21:082
25091996711,26cyclictest0-21swapper/218:06:552
2509199664,34cyclictest0-21swapper/218:14:322
2509199664,31cyclictest0-21swapper/213:19:242
8982650,4sleep0900-21basename13:14:330
2509199653,34cyclictest0-21swapper/213:14:372
2508399612,6cyclictest1647-21ssh17:04:171
2508399584,48cyclictest0-21swapper/115:13:591
2458925610,17sleep30-21swapper/312:51:233
2508399557,42cyclictest0-21swapper/118:20:031
2508399557,42cyclictest0-21swapper/118:20:031
2508399552,6cyclictest5533-21latency_hist15:39:181
2508399552,47cyclictest25062-21munin-node12:54:221
2508399544,44cyclictest0-21swapper/116:44:341
2508399534,5cyclictest0-21swapper/117:54:441
2508399534,43cyclictest0-21swapper/115:24:181
2508399534,25cyclictest0-21swapper/115:04:121
2508399533,45cyclictest0-21swapper/113:26:491
2508399526,40cyclictest0-21swapper/116:35:441
2508399524,6cyclictest0-21swapper/117:15:561
2508399524,44cyclictest0-21swapper/115:06:061
2508399524,43cyclictest0-21swapper/115:14:351
2508399523,44cyclictest0-21swapper/113:54:311
2508399523,43cyclictest0-21swapper/116:15:171
2508399523,43cyclictest0-21swapper/116:15:171
2508399523,4cyclictest0-21swapper/115:49:281
2508399516,39cyclictest0-21swapper/115:39:281
2508399514,10cyclictest0-21swapper/116:50:061
2508399513,9cyclictest0-21swapper/116:22:271
2508399513,43cyclictest21-21ksoftirqd/116:09:421
2508399513,43cyclictest0-21swapper/116:31:071
25083995112,34cyclictest6450-21timerandwakeup17:09:441
2508399506,39cyclictest0-21swapper/118:10:301
2508399506,39cyclictest0-21swapper/117:07:271
2508399506,39cyclictest0-21swapper/117:07:271
2508399506,38cyclictest0-21swapper/117:33:351
25083995037,9cyclictest0-21swapper/116:07:171
2508399503,41cyclictest0-21swapper/118:04:311
25083995011,34cyclictest0-21swapper/116:41:101
2508399497,37cyclictest0-21swapper/118:17:161
2508399496,38cyclictest0-21swapper/117:26:051
2508399496,38cyclictest0-21swapper/115:30:141
2508399496,38cyclictest0-21swapper/115:30:141
2508399494,40cyclictest0-21swapper/117:34:251
2508399494,40cyclictest0-21swapper/117:34:251
2508399494,39cyclictest0-21swapper/116:24:181
2508399494,39cyclictest0-21swapper/115:44:351
2508399494,39cyclictest0-21swapper/114:49:391
2508399493,42cyclictest0-21swapper/114:25:361
2508399493,41cyclictest0-21swapper/116:55:361
2508399493,41cyclictest0-21swapper/115:24:511
2508399493,40cyclictest0-21swapper/113:09:361
2508399493,21cyclictest0-21swapper/115:56:091
25083994910,33cyclictest0-21swapper/114:56:111
2508399487,35cyclictest0-21swapper/114:14:351
2508399486,37cyclictest21-21ksoftirqd/117:59:251
2508399486,37cyclictest0-21swapper/117:44:431
2508399486,37cyclictest0-21swapper/115:59:361
2508399484,38cyclictest0-21swapper/113:19:401
2508399484,37cyclictest0-21swapper/117:40:461
2508399484,10cyclictest0-21swapper/114:04:451
2508399484,10cyclictest0-21swapper/113:29:511
2508399483,41cyclictest0-21swapper/114:38:391
2508399483,41cyclictest0-21swapper/114:38:391
2508399483,40cyclictest0-21swapper/113:44:471
25083994811,31cyclictest0-21swapper/117:50:451
25083994810,32cyclictest0-21swapper/113:34:371
2508399476,36cyclictest0-21swapper/117:19:561
2508399473,39cyclictest0-21swapper/114:19:321
2508399473,39cyclictest0-21swapper/114:09:451
2508399465,37cyclictest0-21swapper/113:14:421
2508399463,11cyclictest0-21swapper/113:49:371
2508399452,10cyclictest32668-21/usr/sbin/munin14:39:511
2508399452,10cyclictest32668-21/usr/sbin/munin14:39:511
284112443,7sleep00-21swapper/016:54:560
25097994433,7cyclictest31297-21tail16:59:373
2508399444,9cyclictest0-21swapper/113:04:311
2508399444,9cyclictest0-21swapper/113:04:311
2508399443,8cyclictest0-21swapper/113:02:151
2508399443,8cyclictest0-21swapper/113:02:151
2508399443,37cyclictest0-21swapper/114:02:091
2508399443,36cyclictest0-21swapper/113:39:361
2508399443,35cyclictest29103-21df_inode14:29:351
2508399443,34cyclictest0-21swapper/114:44:311
2507899443,36cyclictest0-21swapper/017:39:430
25097994334,5cyclictest37-21ksoftirqd/315:54:173
2509799433,8cyclictest25212-21df_inode12:54:243
2509199435,32cyclictest29447-21/usr/sbin/munin13:04:412
2509199435,32cyclictest29447-21/usr/sbin/munin13:04:412
2507899432,35cyclictest10413-21/usr/sbin/munin14:59:420
248272433,6sleep30-21swapper/318:23:303
248272433,6sleep30-21swapper/318:23:303
194712433,7sleep00-21swapper/015:58:250
71472423,7sleep00-21swapper/016:25:090
43712423,8sleep00-21swapper/015:36:350
247572423,7sleep00-21swapper/018:23:190
247572423,7sleep00-21swapper/018:23:190
190662423,7sleep30-21swapper/315:12:073
153112423,7sleep00-21swapper/015:06:370
143252423,7sleep30-21swapper/318:07:493
76872413,7sleep00-21swapper/017:12:020
266052413,7sleep30-21swapper/316:54:063
2509199413,33cyclictest0-21swapper/212:54:432
25078994129,7cyclictest21721-21uniq14:09:360
20322413,7sleep00-21swapper/016:19:300
194222413,7sleep00-21swapper/015:12:570
145642413,7sleep30-21swapper/317:21:203
124172413,7sleep00-21swapper/015:48:390
72152403,7sleep00-21swapper/017:57:190
265532403,7sleep00-21swapper/015:22:470
25097994029,7cyclictest19404-21crond17:29:153
25097994028,7cyclictest2832-21tr16:19:413
185732403,7sleep30-21swapper/318:14:253
169372404,7sleep00-21swapper/018:10:470
5122393,7sleep30-21swapper/315:31:033
5122393,7sleep30-21swapper/315:31:033
306762393,8sleep30-21swapper/315:29:063
2507899394,30cyclictest0-21swapper/015:32:400
2507899394,30cyclictest0-21swapper/015:32:400
25078993930,5cyclictest3-21ksoftirqd/017:39:140
25078993930,5cyclictest3-21ksoftirqd/017:39:140
230682393,7sleep30-21swapper/314:14:163
216232393,7sleep30-21swapper/316:00:053
190602393,7sleep30-21swapper/314:01:133
95822383,6sleep30-21swapper/313:35:053
8102383,7sleep00-21swapper/017:02:450
321702383,7sleep30-21swapper/314:36:013
321702383,7sleep30-21swapper/314:36:013
308962383,7sleep30-21swapper/313:07:003
308962383,7sleep30-21swapper/313:07:003
286962383,7sleep00-21swapper/016:09:520
27862383,6sleep30-21swapper/317:49:583
25097993826,7cyclictest7366-21grep14:54:503
25078993825,8cyclictest20292-21/usr/sbin/munin15:14:500
192312383,7sleep00-21swapper/014:03:110
15742383,7sleep30-21swapper/314:40:043
15742383,7sleep30-21swapper/314:40:043
272092373,7sleep00-21swapper/012:57:440
2507899373,29cyclictest19689-21/usr/sbin/munin17:29:410
247072373,7sleep00-21swapper/014:16:310
2405923712,17sleep00-21swapper/012:49:470
2318623711,18sleep10-21swapper/112:49:281
171752373,7sleep00-21swapper/013:56:020
154982373,7sleep30-21swapper/313:53:243
73372363,7sleep30-21swapper/315:40:093
40452363,5sleep00-21swapper/014:49:300
2507899364,27cyclictest0-21swapper/015:40:090
2507899363,30cyclictest0-21swapper/015:59:570
25097993524,6cyclictest99682sleep316:29:383
2507899353,28cyclictest0-21swapper/016:19:010
2507899353,28cyclictest0-21swapper/016:19:010
25078993523,7cyclictest30854-21cut14:34:320
25078993523,7cyclictest30854-21cut14:34:320
110512353,7sleep00-21swapper/016:30:570
35552343,7sleep00-21swapper/014:46:080
310092343,5sleep00-21swapper/017:44:350
307922343,7sleep00-21swapper/013:05:480
307922343,7sleep00-21swapper/013:05:480
278662343,24sleep30-21swapper/317:39:433
25097993422,8cyclictest4800-21/usr/sbin/munin17:54:243
25097993421,8cyclictest2866-21fschecks_count13:19:373
2507899343,27cyclictest0-21swapper/017:20:260
25078993422,7cyclictest3430-21grep13:19:450
140022343,6sleep00-21swapper/018:07:010
109632343,25sleep30-21swapper/315:45:163
2509799334,25cyclictest0-21swapper/317:38:453
2509799334,25cyclictest0-21swapper/317:38:453
2509799333,26cyclictest0-21swapper/315:23:373
2509199333,24cyclictest0-21swapper/214:09:522
2507899334,25cyclictest0-21swapper/015:50:470
2507899334,23cyclictest0-21swapper/018:14:390
25078993322,6cyclictest26776-21sshd14:23:380
25078993321,7cyclictest6963-21sort13:29:390
2480523311,16sleep20-21swapper/212:53:512
194452333,6sleep20-21swapper/214:04:212
133322333,7sleep00-21swapper/013:45:080
8542322,25sleep3862-21ssh17:48:253
45452322,24sleep34550-21irqstats14:49:373
2509799324,23cyclictest0-21swapper/315:00:373
2509799323,25cyclictest0-21swapper/316:43:523
25097993221,7cyclictest2126-21cut17:04:303
25097993221,7cyclictest2126-21cut17:04:303
25097993221,7cyclictest12751-21/usr/sbin/munin16:34:293
25097993220,8cyclictest26899-21taskset16:09:033
25097993220,7cyclictest5876-21grep16:24:323
25097993219,8cyclictest19804-21wget17:29:273
25097993219,8cyclictest13432-21grep15:04:343
25097993219,7cyclictest27980-21switchtime14:24:473
2507899324,24cyclictest0-21swapper/014:27:080
2507899323,25cyclictest0-21swapper/016:08:410
25078993223,5cyclictest3-21ksoftirqd/013:44:200
25078993222,6cyclictest19550-21ksmtuned14:04:310
2509799314,23cyclictest0-21swapper/316:58:273
2509799314,22cyclictest0-21swapper/315:16:263
25097993120,7cyclictest29965-21ls14:29:503
2507899314,23cyclictest0-21swapper/016:39:490
2507899314,23cyclictest0-21swapper/013:51:080
2507899314,23cyclictest0-21swapper/012:59:520
2507899314,23cyclictest0-21swapper/012:59:520
2507899314,22cyclictest0-21swapper/016:38:500
2507899314,22cyclictest0-21swapper/013:09:350
25078993122,5cyclictest1747-21/usr/sbin/munin17:04:320
25078993122,5cyclictest1747-21/usr/sbin/munin17:04:320
25078993121,6cyclictest23909-21if_eth216:49:340
25078993121,6cyclictest20524-21missed_timers16:44:380
25078993120,7cyclictest5990-21/usr/sbin/munin14:54:450
25078993120,7cyclictest27500-21/usr/sbin/munin15:24:320
25078993118,8cyclictest1292-21sort14:39:470
25078993118,8cyclictest1292-21sort14:39:470
2509799304,21cyclictest0-21swapper/313:09:373
2509799303,24cyclictest0-21swapper/315:54:413
25097993020,6cyclictest667-21runrttasks16:16:243
25097993020,6cyclictest667-21runrttasks16:16:243
25097993020,6cyclictest667-21runrttasks14:48:333
25097993020,6cyclictest667-21runrttasks14:21:123
25097993019,6cyclictest5708-21diskmemload15:34:333
25097993017,8cyclictest20698-21grep14:04:513
25097993017,8cyclictest10666-21sshd17:15:343
25097993017,7cyclictest560-21NetworkManager13:19:203
25097993016,8cyclictest10357-21fschecks_count13:39:353
2509199304,21cyclictest0-21swapper/213:54:392
2509199304,20cyclictest0-21swapper/214:39:442
2509199304,20cyclictest0-21swapper/214:39:442
25091993019,7cyclictest12392-21tune2fs13:44:362
2507899303,23cyclictest0-21swapper/013:24:380
25078993017,8cyclictest574-21dbus-daemon13:39:200
187362303,7sleep00-21swapper/017:27:410
299242292,7sleep030005-21sort14:29:510
2509799294,21cyclictest0-21swapper/318:13:473
2509799294,20cyclictest0-21swapper/317:09:273
2509799293,21cyclictest0-21swapper/316:44:203
2509799293,20cyclictest0-21swapper/313:29:323
25097992919,6cyclictest667-21runrttasks13:54:333
25097992919,6cyclictest13294-21uptime13:44:523
25097992919,6cyclictest11217-21ksmtuned18:03:433
2509199294,21cyclictest0-21swapper/214:24:322
2509199294,20cyclictest0-21swapper/213:51:442
25091992919,7cyclictest4742-21cut13:24:362
25091992919,6cyclictest5634-21ksmtuned14:53:332
25091992917,7cyclictest29894-21sort14:29:492
25091992914,11cyclictest25942-21grep14:19:442
25078992919,6cyclictest8276-21/usr/sbin/munin17:59:270
25078992917,7cyclictest1439-21sh17:49:280
2509799284,20cyclictest0-21swapper/313:28:353
2509799284,20cyclictest0-21swapper/313:01:253
2509799284,20cyclictest0-21swapper/313:01:253
2509199285,7cyclictest0-21swapper/213:34:212
2509199284,18cyclictest0-21swapper/213:39:362
25091992811,13cyclictest574-21dbus-daemon14:44:192
25097992717,6cyclictest27938-21load16:09:373
25097992717,6cyclictest24191-21sendmail_mailst14:14:463
2509199273,20cyclictest0-21swapper/213:59:332
25091992715,8cyclictest23974-21cat14:14:412
25091992715,7cyclictest9942-21latency_hist13:39:212
2509199264,18cyclictest0-21swapper/214:34:442
2509199264,18cyclictest0-21swapper/214:34:442
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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