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2026-04-16 - 00:47
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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 Apr 15, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1154999764,13cyclictest0-21swapper/108:14:101
11549997613,35cyclictest23150-21idleruntime-cro06:33:331
11549997412,8cyclictest0-21swapper/110:28:351
1154999724,43cyclictest0-21swapper/109:40:381
1154999723,15cyclictest23520-21ssh08:45:111
1156399715,59cyclictest0-21swapper/310:24:483
1156399715,59cyclictest0-21swapper/309:03:283
1154999712,40cyclictest4835-21ssh11:18:561
1156399705,7cyclictest0-21swapper/310:01:073
1156399705,7cyclictest0-21swapper/309:41:033
1156399705,58cyclictest0-21swapper/308:29:303
1156399704,7cyclictest0-21swapper/310:04:083
1156399704,7cyclictest0-21swapper/310:04:083
1156399695,7cyclictest0-21swapper/311:12:503
1156399695,7cyclictest0-21swapper/310:43:263
1156399695,58cyclictest0-21swapper/311:26:363
1156399695,58cyclictest0-21swapper/309:47:463
1156399695,58cyclictest0-21swapper/309:22:583
1156399693,7cyclictest0-21swapper/308:27:403
1156399693,7cyclictest0-21swapper/308:27:403
1156399685,7cyclictest0-21swapper/309:58:183
1156399685,57cyclictest0-21swapper/309:37:483
1156399685,57cyclictest0-21swapper/309:24:133
1156399675,7cyclictest0-21swapper/309:08:243
1156399675,55cyclictest0-21swapper/310:21:143
1156399675,55cyclictest0-21swapper/308:49:523
1156399672,59cyclictest0-21swapper/310:37:263
1154999664,42cyclictest0-21swapper/110:43:371
1156399654,55cyclictest14200-21ssh10:48:183
1156399654,55cyclictest0-21swapper/311:31:083
1156399654,5cyclictest0-21swapper/309:08:543
1156399654,5cyclictest0-21swapper/309:08:543
1156399653,56cyclictest0-21swapper/306:05:543
1156399645,52cyclictest0-21swapper/309:15:143
1156399644,10cyclictest0-21swapper/309:53:023
1156399639,5cyclictest0-21swapper/308:22:023
1156399629,47cyclictest0-21swapper/310:59:143
1156399624,9cyclictest0-21swapper/310:52:073
1156399624,52cyclictest0-21swapper/308:34:043
1156399624,51cyclictest0-21swapper/310:57:293
1156399624,51cyclictest0-21swapper/310:57:293
1156399624,27cyclictest0-21swapper/308:43:573
1154999622,53cyclictest17044-21sshd08:36:581
1156399614,26cyclictest0-21swapper/308:57:533
1156399613,6cyclictest5346-21users07:09:053
1156399612,5cyclictest2352-21ssh08:16:483
1156399604,50cyclictest0-21swapper/308:11:433
1154999604,50cyclictest0-21swapper/108:53:301
1156399594,26cyclictest0-21swapper/311:13:303
1155899584,48cyclictest0-21swapper/208:17:402
1156399563,24cyclictest0-21swapper/308:40:213
11563995620,7cyclictest22533-21head09:28:523
1154999564,30cyclictest0-21swapper/110:28:281
1155899554,6cyclictest0-21swapper/208:34:292
1155899544,44cyclictest0-21swapper/209:10:092
1155899544,44cyclictest0-21swapper/209:10:092
1155899543,7cyclictest17887-21basename10:08:272
1155899543,7cyclictest17887-21basename10:08:272
1155899542,46cyclictest11354-21memory08:28:502
1156399534,22cyclictest0-21swapper/310:11:273
11563995319,7cyclictest5013-21unixbench_multi11:18:583
1155899539,38cyclictest0-21swapper/208:53:282
1155899533,8cyclictest0-21swapper/207:08:512
11558995316,31cyclictest15239-21grep10:48:482
11558995311,36cyclictest0-21swapper/208:44:042
1154999535,41cyclictest0-21swapper/110:03:381
1154999535,41cyclictest0-21swapper/110:03:381
1154999533,7cyclictest0-21swapper/108:19:031
1156399525,18cyclictest0-21swapper/308:03:453
1155899526,12cyclictest0-21swapper/210:43:542
1155899525,42cyclictest0-21swapper/208:07:102
1155899524,42cyclictest0-21swapper/211:25:162
1155899523,8cyclictest0-21swapper/210:31:372
1155899523,44cyclictest30498-21ssh08:10:302
11558995215,7cyclictest18335-21sshd10:08:392
1154999524,23cyclictest0-21swapper/108:26:181
1154999524,23cyclictest0-21swapper/108:26:181
1154999523,45cyclictest0-21swapper/110:18:571
11549995214,33cyclictest879-21cut11:13:481
1155899514,6cyclictest0-21swapper/209:41:582
1155899514,40cyclictest0-21swapper/209:43:382
1155899513,42cyclictest0-21swapper/206:08:432
1154999514,41cyclictest0-21swapper/109:54:481
1154999512,43cyclictest22611-21ntp_states09:28:531
306202503,12sleep00-21swapper/010:24:400
1155899506,37cyclictest0-21swapper/207:39:002
1155899504,40cyclictest0-21swapper/209:53:292
1155899503,9cyclictest0-21swapper/210:16:272
1155899503,41cyclictest0-21swapper/211:18:582
1155899503,41cyclictest0-21swapper/210:59:262
1155899503,41cyclictest0-21swapper/210:00:382
1155899502,7cyclictest25278-21kworker/2:110:23:472
11558995019,26cyclictest14590-21aten_rbpower_cu09:18:402
11558995012,32cyclictest19524-21ksmtuned10:53:592
11558995012,32cyclictest19524-21ksmtuned10:53:592
11558995011,6cyclictest0-21swapper/211:09:582
1154999505,39cyclictest0-21swapper/108:28:581
1154999504,40cyclictest0-21swapper/108:38:311
1154999503,5cyclictest0-21swapper/110:16:371
1154999503,41cyclictest0-21swapper/109:52:081
1154999502,7cyclictest18130-21/usr/sbin/munin10:53:561
1154999502,7cyclictest18130-21/usr/sbin/munin10:53:561
11549995012,33cyclictest638-21runrttasks11:26:171
1155899494,8cyclictest0-21swapper/209:07:592
1155899494,40cyclictest0-21swapper/209:16:092
1155899494,39cyclictest0-21swapper/207:43:462
1155899494,39cyclictest0-21swapper/206:04:032
1155899493,40cyclictest0-21swapper/206:28:432
11558994912,5cyclictest0-21swapper/206:33:592
11558994912,31cyclictest0-21swapper/208:41:162
11558994911,6cyclictest0-21swapper/209:56:552
11558994910,32cyclictest28753-21crond06:48:342
1154999499,35cyclictest0-21swapper/109:44:271
1154999497,36cyclictest0-21swapper/107:08:321
1154999497,36cyclictest0-21swapper/107:08:321
1154999495,38cyclictest0-21swapper/110:33:391
1154999493,41cyclictest0-21swapper/109:28:161
1154999493,13cyclictest12278-21unixbench_multi09:13:581
1154999492,41cyclictest20499-21kworker/1:109:09:591
1154999492,41cyclictest20499-21kworker/1:109:09:591
11549994911,34cyclictest19408-21latency_hist06:23:331
11549994911,32cyclictest0-21swapper/108:13:051
1154599494,39cyclictest0-21swapper/011:23:560
1155899484,38cyclictest0-21swapper/211:16:442
1155899484,38cyclictest0-21swapper/208:57:392
1155899484,38cyclictest0-21swapper/208:23:382
1155899484,38cyclictest0-21swapper/208:23:382
1155899484,38cyclictest0-21swapper/206:43:582
11558994834,9cyclictest0-21swapper/210:42:272
1155899483,40cyclictest0-21swapper/210:21:072
1155899483,38cyclictest0-21swapper/208:58:452
11558994812,31cyclictest0-21swapper/209:27:462
1154999487,35cyclictest0-21swapper/108:55:151
1154999484,6cyclictest0-21swapper/109:58:491
1154999484,39cyclictest0-21swapper/107:53:311
1154999484,38cyclictest0-21swapper/111:06:281
1154999484,38cyclictest0-21swapper/110:48:441
1154999484,37cyclictest0-21swapper/108:59:361
1154999483,40cyclictest0-21swapper/110:41:401
1154999483,38cyclictest25412-21ksmtuned08:03:501
11549994817,26cyclictest25430-21aten_rbpower_po09:33:401
11549994812,5cyclictest0-21swapper/110:08:291
11549994811,32cyclictest0-21swapper/111:29:091
1156399474,21cyclictest0-21swapper/310:31:173
1155899477,34cyclictest0-21swapper/211:08:022
1155899475,36cyclictest29-21ksoftirqd/206:58:582
1155899474,37cyclictest0-21swapper/211:30:002
1155899474,37cyclictest0-21swapper/210:33:512
1155899474,37cyclictest0-21swapper/209:29:012
1155899474,37cyclictest0-21swapper/207:18:502
1155899473,39cyclictest0-21swapper/208:20:402
1155899473,38cyclictest0-21swapper/207:48:472
1155899473,38cyclictest0-21swapper/207:28:462
1154999474,37cyclictest0-21swapper/109:19:111
1154999474,37cyclictest0-21swapper/109:03:481
1154999474,37cyclictest0-21swapper/107:13:461
1154999473,39cyclictest0-21swapper/111:08:471
1154599478,33cyclictest0-21swapper/008:09:030
1155899466,35cyclictest0-21swapper/206:14:082
1155899465,35cyclictest22805-21/usr/sbin/munin07:59:022
1155899464,9cyclictest0-21swapper/207:33:572
1155899464,8cyclictest0-21swapper/206:53:592
1155899464,37cyclictest0-21swapper/209:34:142
1155899463,9cyclictest0-21swapper/207:23:562
1155899463,10cyclictest0-21swapper/206:38:592
1154999465,7cyclictest0-21swapper/110:59:281
1154999464,37cyclictest0-21swapper/107:53:441
1154599464,36cyclictest0-21swapper/010:49:000
1155899457,33cyclictest2523-21fschecks_time07:03:462
1155899457,33cyclictest2523-21fschecks_time07:03:462
1155899454,9cyclictest0-21swapper/207:53:462
1155899454,36cyclictest0-21swapper/206:18:342
1155899453,36cyclictest0-21swapper/206:23:572
1154999454,36cyclictest0-21swapper/106:53:481
1154599454,36cyclictest0-21swapper/011:23:180
1154599454,36cyclictest0-21swapper/009:04:440
1154599453,37cyclictest0-21swapper/011:14:030
102672454,14sleep00-21swapper/005:58:510
125132443,7sleep00-21swapper/011:29:240
1155899444,34cyclictest0-21swapper/207:18:212
1154999444,8cyclictest0-21swapper/107:11:111
1154999444,8cyclictest0-21swapper/106:07:481
1154999444,35cyclictest0-21swapper/107:43:121
1154999444,35cyclictest0-21swapper/107:28:311
1154999444,35cyclictest0-21swapper/106:46:551
1154999444,35cyclictest0-21swapper/106:15:131
1154999443,36cyclictest0-21swapper/107:44:011
1154999443,36cyclictest0-21swapper/106:23:491
1154599444,34cyclictest0-21swapper/009:22:190
285402433,7sleep00-21swapper/010:23:120
246292433,8sleep00-21swapper/008:47:490
11563994311,11cyclictest22140-21fschecks_time10:13:423
1154999434,8cyclictest0-21swapper/107:58:471
1154999433,8cyclictest0-21swapper/107:21:171
1154999433,35cyclictest0-21swapper/107:30:221
1154999433,35cyclictest0-21swapper/106:40:131
1154999433,35cyclictest0-21swapper/106:34:481
1154999432,35cyclictest30624-21latency_hist06:53:341
1154999432,34cyclictest14201-21diskstats06:08:461
90192423,7sleep00-21swapper/009:09:380
90192423,7sleep00-21swapper/009:09:380
243962423,7sleep00-21swapper/009:31:560
1154999423,34cyclictest0-21swapper/106:59:521
1154599425,31cyclictest0-21swapper/010:30:440
323042413,7sleep00-21swapper/008:58:310
288972413,8sleep00-21swapper/009:38:360
283892413,7sleep00-21swapper/008:53:040
13352413,7sleep00-21swapper/008:14:320
1154999413,33cyclictest0-21swapper/107:36:211
204382403,7sleep00-21swapper/010:11:040
322522393,7sleep00-21swapper/006:55:290
308532393,7sleep00-21swapper/008:55:210
173442393,7sleep00-21swapper/006:16:130
148172393,7sleep00-21swapper/007:35:200
134862393,7sleep00-21swapper/009:16:380
225242383,7sleep00-21swapper/007:57:500
193592383,7sleep00-21swapper/006:22:570
162342383,7sleep00-21swapper/010:04:400
162342383,7sleep00-21swapper/010:04:400
1154599384,29cyclictest0-21swapper/011:10:310
1154599384,28cyclictest0-21swapper/008:26:340
1154599384,28cyclictest0-21swapper/008:26:340
1112623815,18sleep30-21swapper/306:01:243
57052373,8sleep00-21swapper/008:21:080
287222373,7sleep00-21swapper/006:48:080
199472373,7sleep00-21swapper/008:40:200
11545993725,7cyclictest12015-21cat10:43:550
100952378,19sleep10-21swapper/105:58:481
276562363,7sleep00-21swapper/009:36:100
229022363,7sleep00-21swapper/006:30:420
203662363,7sleep00-21swapper/007:49:370
1154599364,27cyclictest0-21swapper/010:57:320
1154599364,27cyclictest0-21swapper/010:57:320
1154599364,27cyclictest0-21swapper/010:42:460
1154599363,28cyclictest0-21swapper/009:58:520
11545993625,7cyclictest382-21systemd-journal10:18:270
217392353,6sleep00-21swapper/010:58:370
11563993517,14cyclictest6599-21missed_timers07:13:523
1154599353,26cyclictest0-21swapper/008:28:390
91422343,7sleep00-21swapper/007:19:390
123372343,5sleep00-21swapper/007:28:570
1154599344,26cyclictest0-21swapper/009:54:410
1154599343,26cyclictest0-21swapper/009:43:360
11545993423,7cyclictest18564-21grep09:23:440
67602333,25sleep00-21swapper/009:52:490
43602331,26sleep04497-21perl07:08:490
188142333,8sleep00-21swapper/007:48:240
1154599334,25cyclictest0-21swapper/008:34:390
11545993322,7cyclictest1260-21smart_sda06:59:000
1094423311,16sleep20-21swapper/205:59:102
1156399324,22cyclictest0-21swapper/307:58:423
1156399323,22cyclictest0-21swapper/306:13:493
11563993221,7cyclictest26132-21taskset06:38:593
1156399314,22cyclictest0-21swapper/307:36:413
1156399314,21cyclictest0-21swapper/306:18:453
1156399313,24cyclictest0-21swapper/306:13:193
1156399313,23cyclictest0-21swapper/307:00:253
1156399313,23cyclictest0-21swapper/306:48:503
1156399313,21cyclictest23664-21sort06:33:473
11563993120,6cyclictest638-21runrttasks11:03:483
11545993120,7cyclictest24398-21cat06:34:010
11545993120,7cyclictest22993-21fschecks_count07:58:450
11545993119,8cyclictest25344-21/usr/sbin/munin11:03:450
11545993115,12cyclictest10857-21unixbench_multi07:24:020
1156399305,21cyclictest0-21swapper/307:03:503
1156399305,21cyclictest0-21swapper/307:03:503
1156399304,20cyclictest0-21swapper/307:23:453
1156399302,22cyclictest21605-21cut06:28:433
1154599304,22cyclictest0-21swapper/008:04:230
1154599304,19cyclictest0-21swapper/007:03:490
1154599304,19cyclictest0-21swapper/007:03:490
1154599304,19cyclictest0-21swapper/006:28:340
11545993021,6cyclictest26151-21smart_sda06:39:000
11545993018,7cyclictest4269-21if_eth210:33:450
1156399296,18cyclictest0-21swapper/307:48:433
11563992919,6cyclictest20995-21aten_rbpower_po07:53:423
11545992918,7cyclictest11534-21munin-node06:03:380
11545992912,12cyclictest0-21swapper/006:09:030
1156399285,18cyclictest0-21swapper/307:43:373
1156399285,17cyclictest0-21swapper/307:18:433
1156399284,19cyclictest0-21swapper/306:53:433
1156399284,19cyclictest0-21swapper/306:43:433
1154599284,20cyclictest0-21swapper/007:39:050
1154599284,19cyclictest0-21swapper/007:13:480
11545992817,7cyclictest29153-21ps06:48:470
1156399274,18cyclictest0-21swapper/306:23:423
11563992717,6cyclictest15305-21/usr/sbin/munin07:38:413
11563992716,7cyclictest12672-21sort07:29:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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