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2026-11-14 - 02:18
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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 Fri Nov 13, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11727997711,6cyclictest0-21swapper/209:04:112
11727997711,6cyclictest0-21swapper/209:04:112
11727997510,5cyclictest0-21swapper/209:27:372
1172799749,59cyclictest0-21swapper/211:19:472
1172799748,60cyclictest0-21swapper/209:16:272
11727997410,6cyclictest0-21swapper/212:12:322
11727997410,5cyclictest0-21swapper/210:38:402
11727997410,5cyclictest0-21swapper/210:38:402
1172799729,57cyclictest0-21swapper/212:21:572
1172799725,60cyclictest0-21swapper/209:21:122
1172799724,7cyclictest0-21swapper/211:03:282
1172799724,61cyclictest0-21swapper/209:12:182
11727997210,5cyclictest0-21swapper/211:34:422
1172799717,58cyclictest0-21swapper/209:57:362
1172799717,58cyclictest0-21swapper/209:44:402
1172799716,58cyclictest0-21swapper/211:07:142
1172799715,7cyclictest0-21swapper/209:06:582
1172799714,60cyclictest0-21swapper/211:42:222
1172799705,7cyclictest0-21swapper/212:06:172
1172799705,7cyclictest0-21swapper/211:27:082
1172799705,7cyclictest0-21swapper/211:11:012
1172799705,7cyclictest0-21swapper/211:11:012
1172799705,59cyclictest0-21swapper/210:59:142
1172799705,58cyclictest0-21swapper/210:19:372
1172799705,58cyclictest0-21swapper/209:53:342
1172799705,58cyclictest0-21swapper/209:36:322
1172799704,7cyclictest0-21swapper/212:25:572
1172799704,7cyclictest0-21swapper/210:04:262
1172799704,59cyclictest0-21swapper/211:51:202
1172799704,59cyclictest0-21swapper/210:27:392
1172799703,60cyclictest5134-21sshd10:44:192
1172799702,62cyclictest5790-21/usr/sbin/munin10:45:412
1172799698,55cyclictest0-21swapper/209:31:302
1172799697,5cyclictest0-21swapper/210:14:222
1172799695,57cyclictest0-21swapper/212:15:122
1172799694,7cyclictest0-21swapper/210:05:582
1172799694,58cyclictest0-21swapper/211:20:532
1172799694,58cyclictest0-21swapper/210:51:462
11727996910,53cyclictest0-21swapper/209:48:272
1172799685,57cyclictest0-21swapper/210:33:242
1172799685,57cyclictest0-21swapper/207:05:242
1172799684,7cyclictest0-21swapper/212:00:142
1172799684,57cyclictest0-21swapper/211:59:072
1172799684,57cyclictest0-21swapper/211:59:072
1172799683,8cyclictest0-21swapper/208:40:382
1172799683,7cyclictest21471-21perl08:50:262
1172799683,59cyclictest23318-21crond07:30:132
1172799675,56cyclictest0-21swapper/210:23:042
1172799672,7cyclictest18095-21df_inode07:15:242
1172799662,58cyclictest27283-21/usr/sbin/munin07:40:362
1172799662,28cyclictest11336-21df_inode11:35:192
1172799654,55cyclictest0-21swapper/211:46:262
1172799652,8cyclictest19212-21/usr/sbin/munin08:45:262
1172799652,57cyclictest16224-21df07:10:242
1172799642,56cyclictest19803-21/usr/sbin/munin07:20:442
1172799634,6cyclictest0-21swapper/207:00:162
1172799632,28cyclictest15474-21/usr/sbin/munin08:35:362
1172799627,49cyclictest0-21swapper/208:34:282
1172799623,6cyclictest0-21swapper/207:45:242
1172799622,54cyclictest23537-21/usr/sbin/munin07:30:362
1172799622,54cyclictest23143-21diskstats08:55:252
1172799622,54cyclictest23143-21diskstats08:55:252
1172799604,6cyclictest0-21swapper/207:35:192
11722996011,5cyclictest0-21swapper/109:33:491
1172299564,46cyclictest0-21swapper/111:15:161
11734995523,27cyclictest15474-21/usr/sbin/munin08:35:313
1172799553,22cyclictest0-21swapper/208:22:362
1172299554,45cyclictest0-21swapper/109:54:481
1172299552,47cyclictest27000-21/usr/sbin/munin10:30:371
11722995517,34cyclictest6460-21missed_timers10:45:281
11727995420,8cyclictest3276-21awk08:00:382
1172299544,45cyclictest0-21swapper/110:02:281
1172299544,44cyclictest0-21swapper/110:05:181
114162548,15sleep30-21swapper/306:59:283
1173499532,45cyclictest24025-21tail10:25:303
11734995313,34cyclictest11343-21fschecks_count09:25:243
1172299534,43cyclictest0-21swapper/112:15:551
1172299533,44cyclictest20362-21ssh09:36:411
1172299533,44cyclictest0-21swapper/112:11:351
1173499527,39cyclictest672-21runrttasks09:45:333
1173499527,39cyclictest22513-21aten_rbpower_cu11:50:173
1173499526,39cyclictest2174-21cpu10:40:193
1172299524,42cyclictest0-21swapper/110:51:371
1172299523,44cyclictest0-21swapper/109:56:211
1172299523,43cyclictest0-21swapper/107:58:251
1173499513,42cyclictest29613-21sensors_fan09:05:373
1173499513,42cyclictest25710-21ntpq09:00:313
1173499513,42cyclictest25710-21ntpq09:00:313
11734995121,25cyclictest1436-21idleruntime09:55:263
11734995114,32cyclictest571-21dbus-daemon10:05:093
11734995113,32cyclictest15469-21load09:30:293
1173499511,44cyclictest2385-21/usr/sbin/munin08:00:283
1172299514,42cyclictest0-21swapper/112:04:221
1172299514,42cyclictest0-21swapper/109:46:381
1172299513,42cyclictest0-21swapper/112:23:151
1172299513,42cyclictest0-21swapper/109:12:451
99422505,12sleep20-21swapper/206:55:252
1173499504,6cyclictest0-21swapper/308:45:253
1173499503,7cyclictest22368-21sh10:23:483
1173499503,40cyclictest24518-21ssh09:42:403
1173499502,8cyclictest198031/usr/sbin/munin07:20:293
1173499502,7cyclictest1684-21unixbench_multi07:55:423
11734995017,28cyclictest12412-21fschecks_time10:10:233
1172299504,6cyclictest0-21swapper/111:39:561
1172299504,40cyclictest0-21swapper/109:41:581
1172299503,42cyclictest0-21swapper/109:05:491
1172299503,41cyclictest28050-21ssh11:56:221
1172299503,41cyclictest28050-21ssh11:56:221
1172299503,41cyclictest0-21swapper/111:28:191
1171899504,40cyclictest0-21swapper/010:08:310
1173499497,36cyclictest7827-21idleruntime09:20:263
1173499497,35cyclictest5849-21latency12:10:253
1173499496,37cyclictest30601-21processes09:50:353
1173499496,37cyclictest12230-21switchtime11:35:343
1173499495,38cyclictest10900-21/usr/sbin/munin10:50:393
1173499494,38cyclictest7906-21/usr/sbin/munin11:30:233
1173499493,13cyclictest0-21swapper/309:18:133
11734994920,24cyclictest31467-21grep10:35:293
11734994920,24cyclictest31467-21grep10:35:293
1173499492,7cyclictest20351-21sh09:36:403
1173499492,41cyclictest28307-21timerandwakeup07:40:433
1173499492,17cyclictest19461-21ps07:18:503
11734994919,25cyclictest29500-21cut07:45:273
11734994918,26cyclictest32718-21interrupts11:20:213
11734994916,28cyclictest672-21runrttasks12:05:573
11734994916,28cyclictest672-21runrttasks10:08:193
11734994915,29cyclictest30702-21latency12:00:263
11734994914,29cyclictest672-21runrttasks11:09:053
11734994914,29cyclictest368-21systemd-journal10:50:083
11734994913,30cyclictest17265-21unixbench_singl07:10:423
11727994918,6cyclictest5320-21wc08:05:402
1172299499,33cyclictest0-21swapper/111:40:341
1172299495,38cyclictest0-21swapper/111:20:371
1172299494,40cyclictest0-21swapper/110:18:341
1172299494,39cyclictest0-21swapper/111:13:481
1172299494,39cyclictest0-21swapper/111:13:481
1172299493,41cyclictest0-21swapper/111:53:251
11722994916,7cyclictest7576-21forks11:30:201
11722994911,33cyclictest0-21swapper/111:00:391
11722994911,32cyclictest0-21swapper/111:48:431
11722994911,32cyclictest0-21swapper/111:06:021
11722994911,32cyclictest0-21swapper/109:26:001
1171899494,9cyclictest0-21swapper/009:35:590
1171899493,40cyclictest0-21swapper/011:25:360
1173499486,36cyclictest22316-21awk08:50:413
1173499485,37cyclictest7595-21chrt08:13:073
1173499485,37cyclictest17852-21/usr/sbin/munin08:40:303
1173499484,7cyclictest3591-21/usr/sbin/munin11:25:183
1173499484,37cyclictest353-21cat07:55:133
1173499483,8cyclictest15089-21/usr/sbin/munin07:05:393
1173499482,8cyclictest25602-21uniq07:35:263
11734994815,28cyclictest27884-21proc_pri10:30:343
11734994815,28cyclictest14264-21sendmail_mailqu10:55:333
11734994815,27cyclictest672-21runrttasks12:17:303
11734994814,29cyclictest672-21runrttasks11:00:583
11734994814,27cyclictest18889-21sh10:19:203
11734994812,31cyclictest29338-21processes11:15:323
11734994812,30cyclictest27416-21timerandwakeup11:55:363
11734994812,30cyclictest27416-21timerandwakeup11:55:363
11734994811,32cyclictest11838-21aten_rbpower_vo08:25:233
11734994810,32cyclictest12245-21timerwakeupswit07:00:203
1172299488,15cyclictest0-21swapper/110:13:281
1172299484,39cyclictest0-21swapper/112:09:071
1172299484,38cyclictest0-21swapper/108:15:231
1172299483,40cyclictest0-21swapper/112:25:151
1172299483,40cyclictest0-21swapper/109:01:291
1172299483,40cyclictest0-21swapper/109:01:291
1172299483,40cyclictest0-21swapper/108:04:231
1172299483,39cyclictest0-21swapper/110:26:351
1172299482,40cyclictest19544-21/usr/sbin/munin10:20:381
1171899488,6cyclictest8820-21latency_hist12:15:070
1173499476,36cyclictest16654-21aten_rbpower_en12:25:183
1173499476,35cyclictest23581-21aten_rbpower_en07:30:233
1173499476,35cyclictest14636-21timerandwakeup08:30:393
1173499473,7cyclictest672-21runrttasks11:12:193
1173499473,7cyclictest672-21runrttasks11:12:193
1173499473,7cyclictest22973-21/usr/sbin/munin08:55:223
1173499473,7cyclictest22973-21/usr/sbin/munin08:55:223
1173499473,7cyclictest18455-21ssh11:45:073
1173499473,38cyclictest8236-21sort08:15:263
1173499473,15cyclictest10350-21awk08:20:273
11734994714,28cyclictest19188-21idleruntime11:45:233
11734994712,30cyclictest22418-21ntpq07:25:353
1172299477,15cyclictest0-21swapper/110:40:361
1172299474,7cyclictest0-21swapper/108:10:231
1172299473,7cyclictest0-21swapper/110:35:571
1172299473,7cyclictest0-21swapper/110:35:571
1172299473,39cyclictest0-21swapper/108:23:191
11722994710,31cyclictest0-21swapper/109:16:171
1171899474,37cyclictest0-21swapper/010:35:030
1171899474,19cyclictest0-21swapper/011:15:460
1171899473,13cyclictest0-21swapper/011:55:290
1171899473,13cyclictest0-21swapper/011:55:290
1173499468,32cyclictest32376-21aten_rbpower_en09:10:213
1173499466,35cyclictest15069-21runrttasks12:22:263
1173499462,9cyclictest4571-21fschecks_time08:05:263
1172299463,37cyclictest0-21swapper/110:55:571
1172299463,37cyclictest0-21swapper/109:20:481
1172299463,37cyclictest0-21swapper/108:06:521
1171899464,37cyclictest0-21swapper/012:18:160
1171899464,36cyclictest0-21swapper/011:50:090
1171899464,36cyclictest0-21swapper/011:10:390
1171899464,36cyclictest0-21swapper/011:10:390
1171899464,17cyclictest0-21swapper/011:06:320
1171899464,11cyclictest0-21swapper/008:10:380
1171899463,37cyclictest0-21swapper/010:00:280
11718994612,29cyclictest0-21swapper/010:40:430
159392453,8sleep00-21swapper/010:58:190
11727994513,6cyclictest0-21swapper/208:15:122
1172299455,7cyclictest0-21swapper/107:50:191
1172299455,34cyclictest0-21swapper/108:30:251
1172299452,6cyclictest13387-21latency_hist08:30:121
1171899454,36cyclictest0-21swapper/012:25:410
1171899454,36cyclictest0-21swapper/012:24:220
1171899454,36cyclictest0-21swapper/010:26:560
1171899454,36cyclictest0-21swapper/009:15:020
1171899454,36cyclictest0-21swapper/007:50:190
1171899453,37cyclictest0-21swapper/010:15:300
1171899453,37cyclictest0-21swapper/007:00:260
1171899452,37cyclictest22230-21idleruntime-cro11:50:070
11718994510,5cyclictest25655-21latency_hist09:45:110
1172799444,11cyclictest0-21swapper/208:25:372
1171899448,31cyclictest0-21swapper/009:55:510
1171899445,33cyclictest0-21swapper/009:50:460
1171899444,8cyclictest0-21swapper/007:35:250
1171899444,35cyclictest0-21swapper/011:32:490
1171899444,35cyclictest0-21swapper/008:21:030
1171899444,10cyclictest0-21swapper/009:35:110
1171899443,36cyclictest0-21swapper/008:15:260
1171899443,35cyclictest0-21swapper/011:05:090
1171899443,35cyclictest0-21swapper/010:50:190
1171899443,35cyclictest0-21swapper/009:00:360
1171899443,35cyclictest0-21swapper/009:00:360
1171899443,35cyclictest0-21swapper/008:28:580
1171899443,35cyclictest0-21swapper/007:31:520
106282446,10sleep10-21swapper/106:55:361
138982433,7sleep00-21swapper/010:11:340
1172799433,18cyclictest8784-21/usr/sbin/munin08:15:362
1172299435,32cyclictest29834-21head07:45:331
1171899434,34cyclictest0-21swapper/010:46:100
1171899434,34cyclictest0-21swapper/009:22:570
1171899434,34cyclictest0-21swapper/008:56:580
1171899434,34cyclictest0-21swapper/008:56:580
1171899434,34cyclictest0-21swapper/008:46:280
1171899434,34cyclictest0-21swapper/008:31:530
1171899434,34cyclictest0-21swapper/008:05:380
1171899434,34cyclictest0-21swapper/007:58:530
1171899434,34cyclictest0-21swapper/007:16:130
1171899433,8cyclictest18992-21crond08:45:110
1171899433,8cyclictest0-21swapper/009:18:270
1171899433,35cyclictest1784-21idleruntime-cro10:40:080
1171899433,35cyclictest1784-21idleruntime-cro10:40:080
1171899433,35cyclictest0-21swapper/011:20:360
1171899433,35cyclictest0-21swapper/010:21:430
1171899433,35cyclictest0-21swapper/009:09:520
1171899433,35cyclictest0-21swapper/007:45:380
1171899433,35cyclictest0-21swapper/007:24:480
1171899432,37cyclictest24628-21diskmemload09:28:190
1171899424,9cyclictest0-21swapper/008:50:510
1171899424,33cyclictest0-21swapper/012:01:220
1171899424,32cyclictest0-21swapper/012:10:070
1171899424,32cyclictest0-21swapper/011:40:080
1171899423,34cyclictest0-21swapper/007:40:430
269822413,7sleep10-21swapper/107:39:221
148122413,7sleep00-21swapper/011:40:090
1171899414,31cyclictest0-21swapper/007:30:130
1171899413,8cyclictest0-21swapper/007:09:400
1171899413,34cyclictest0-21swapper/008:35:230
1171899413,33cyclictest0-21swapper/008:00:460
1172799403,11cyclictest0-21swapper/207:51:512
1171899403,5cyclictest0-21swapper/007:15:130
1171899393,31cyclictest0-21swapper/009:45:110
11722993623,8cyclictest20968-21tail07:20:441
1135123612,18sleep00-21swapper/006:58:450
11727993321,7cyclictest723-21grep07:55:262
11722993321,7cyclictest17234-21unixbench_multi07:10:421
11722993223,5cyclictest21-21ksoftirqd/107:30:131
11722993220,7cyclictest18022-21ls08:40:321
11722993219,8cyclictest597-21gdbus07:05:141
1172299312,24cyclictest11890-21switchtime07:00:171
11722993020,6cyclictest18864-21sort07:15:381
11722993018,7cyclictest15981-21kernelversion08:35:281
11722993016,9cyclictest27685-21grep07:40:301
11722993012,15cyclictest604-21modem-manager08:50:111
1172299294,21cyclictest0-21swapper/107:30:341
11722992915,9cyclictest21301-21grep08:50:241
11722992913,12cyclictest23967-21timerandwakeup08:55:391
11722992913,12cyclictest23967-21timerandwakeup08:55:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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