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2026-06-10 - 19:59
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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 highest latencies:
System rackbslot4.osadl.org (updated Wed Jun 10, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
393399804,69cyclictest0-21swapper/312:13:223
393399732,35cyclictest29403-21/usr/sbin/munin09:58:333
393399732,35cyclictest29403-21/usr/sbin/munin09:58:333
393399722,64cyclictest7030-21/usr/sbin/munin09:28:403
393399714,60cyclictest0-21swapper/311:18:423
393399703,61cyclictest7536-21ssh11:38:053
393399703,61cyclictest7536-21ssh11:38:053
393399683,35cyclictest13068-21/usr/sbin/munin11:43:443
393399682,60cyclictest17538-21/usr/sbin/munin11:08:353
393399682,32cyclictest13082-21/usr/sbin/munin10:18:383
3933996812,51cyclictest0-21swapper/309:41:273
393399673,58cyclictest0-21swapper/310:38:423
393399673,58cyclictest0-21swapper/308:58:283
393399672,6cyclictest11670-21ssh10:17:533
393399672,59cyclictest9740-21ssh11:39:423
393399672,59cyclictest23027-21/usr/sbin/munin11:58:323
393399672,59cyclictest21425-21ssh11:55:243
393399669,51cyclictest4819-21fschecks_count10:08:263
393399668,52cyclictest0-21swapper/309:27:483
393399665,55cyclictest0-21swapper/309:53:173
393399665,55cyclictest0-21swapper/309:53:173
393399662,58cyclictest3815-21ssh10:07:143
393399662,58cyclictest2379-21ssh10:48:163
393399655,54cyclictest0-21swapper/311:29:283
393399655,54cyclictest0-21swapper/309:04:163
393399654,56cyclictest0-21swapper/310:47:113
393399653,56cyclictest643-21runrttasks10:23:373
393399652,57cyclictest28889-21/usr/sbin/munin11:23:273
393399652,57cyclictest27845-21switchtime12:03:373
393399652,57cyclictest21886-21/usr/sbin/munin09:48:423
393399652,57cyclictest19663-21/usr/sbin/munin10:28:393
393399652,56cyclictest19594-21ssh09:43:483
393399652,34cyclictest874-21ssh12:11:223
393399645,53cyclictest0-21swapper/309:17:473
393399645,53cyclictest0-21swapper/309:17:473
393399645,53cyclictest0-21swapper/309:08:483
393399645,53cyclictest0-21swapper/309:08:483
393399644,54cyclictest0-21swapper/312:23:353
393399644,54cyclictest0-21swapper/310:58:363
393399644,54cyclictest0-21swapper/309:18:543
393399642,56cyclictest8978-21ssh10:56:403
393399642,56cyclictest25527-21ssh10:35:093
393399642,56cyclictest10737-21/usr/sbin/munin09:33:433
393399633,55cyclictest16907-21ssh11:48:513
3917996333,26cyclictest3-21ksoftirqd/009:03:140
393399624,52cyclictest0-21swapper/311:13:533
393399612,31cyclictest15198-21ssh11:03:493
3929995926,28cyclictest22646-21grep09:48:342
3929995826,27cyclictest1756-21sendmail_mailst10:03:362
391799574,9cyclictest0-21swapper/010:18:120
392299564,46cyclictest0-21swapper/111:10:191
391799564,46cyclictest0-21swapper/012:17:580
3929995522,28cyclictest5162-21grep08:23:472
392299555,44cyclictest0-21swapper/112:14:321
391799554,44cyclictest0-21swapper/011:20:030
391799553,47cyclictest0-21swapper/009:59:150
391799553,47cyclictest0-21swapper/009:59:150
3929995421,28cyclictest1379-21grep08:13:452
392299543,9cyclictest0-21swapper/110:42:541
3922995412,10cyclictest15955-21cut07:28:301
391799544,46cyclictest0-21swapper/012:04:140
391799543,30cyclictest0-21swapper/011:44:510
343725410,15sleep10-21swapper/106:55:261
3933995323,25cyclictest6830-21timerandwakeup08:28:433
393399532,45cyclictest4953-21idleruntime06:58:313
392999532,45cyclictest8238-21latency08:33:342
392299534,42cyclictest0-21swapper/111:40:301
3922995311,37cyclictest1736-21latency_hist12:13:101
391799534,43cyclictest0-21swapper/010:37:200
343925311,36sleep30-21swapper/306:55:283
393399522,44cyclictest9010-21sh12:22:333
392999523,9cyclictest0-21swapper/206:58:482
3929995221,26cyclictest807-21ls09:18:422
3929995218,29cyclictest643-21runrttasks12:27:142
3929995216,31cyclictest29379-21timerandwakeup09:13:412
3929995216,31cyclictest29379-21timerandwakeup09:13:412
3929995214,32cyclictest12734-21ntpdc07:18:372
3929995213,33cyclictest9605-21unixbench_multi10:13:402
3929995213,33cyclictest580-21ksmtuned10:25:262
392299524,41cyclictest0-21swapper/109:13:061
392299524,41cyclictest0-21swapper/109:13:061
392299522,45cyclictest2398-21ssh11:30:131
391799523,44cyclictest0-21swapper/011:54:330
3917995220,27cyclictest18546-21cut09:43:270
391799522,44cyclictest17093-21ssh11:49:130
3929995121,26cyclictest31049-21idleruntime12:08:242
3929995114,32cyclictest2748-21needreboot08:18:342
3929995114,31cyclictest11536-21ntp_kernel_pll_09:33:352
3929995112,33cyclictest6424-21cat08:28:352
392299515,40cyclictest0-21swapper/110:25:481
392299514,42cyclictest0-21swapper/111:19:331
392299514,42cyclictest0-21swapper/110:55:341
392299514,41cyclictest0-21swapper/110:50:541
392299514,41cyclictest0-21swapper/109:46:251
392299513,43cyclictest0-21swapper/111:16:231
392299513,42cyclictest19-21rcuc/111:46:231
3922995118,27cyclictest16820-21diskmemload10:03:211
391799514,42cyclictest0-21swapper/012:20:370
391799514,41cyclictest0-21swapper/011:00:440
391799514,41cyclictest0-21swapper/009:18:100
391799514,41cyclictest0-21swapper/009:18:100
391799514,40cyclictest0-21swapper/012:01:100
3933995021,23cyclictest25292-21cut07:53:303
3933995016,29cyclictest643-21runrttasks07:46:023
392999503,7cyclictest26950-21crond10:38:122
392999503,40cyclictest5923-21latency_hist10:53:122
3929995023,22cyclictest25460-21grep07:53:312
3929995021,24cyclictest16413-21grep07:28:362
392999502,43cyclictest4018-21missed_timers09:23:342
3929995016,29cyclictest21949-21memory07:43:362
3929995016,28cyclictest7045-21sort12:18:412
3929995015,29cyclictest19884-21hwlatdetect07:38:312
3929995014,31cyclictest18667-21timerwakeupswit07:33:472
3929995014,31cyclictest10693-21latency07:13:352
3929995013,31cyclictest32463-21cat08:13:152
3929995013,31cyclictest32463-21cat08:13:152
3929995011,5cyclictest0-21swapper/211:43:302
3929995011,5cyclictest0-21swapper/209:28:292
392299509,35cyclictest21-21ksoftirqd/109:18:251
392299505,39cyclictest0-21swapper/110:15:031
392299505,39cyclictest0-21swapper/110:00:451
392299505,39cyclictest0-21swapper/110:00:451
392299505,39cyclictest0-21swapper/109:40:541
392299505,39cyclictest0-21swapper/109:01:231
392299504,41cyclictest0-21swapper/110:37:321
392299504,40cyclictest0-21swapper/111:59:221
392299504,40cyclictest0-21swapper/111:37:101
392299504,40cyclictest0-21swapper/111:37:101
392299504,40cyclictest0-21swapper/110:10:211
392299504,40cyclictest0-21swapper/109:55:451
392299504,40cyclictest0-21swapper/109:55:451
392299504,39cyclictest0-21swapper/109:51:541
392299503,11cyclictest0-21swapper/111:51:431
3922995013,31cyclictest0-21swapper/109:13:571
3922995013,31cyclictest0-21swapper/109:13:571
391799505,39cyclictest0-21swapper/007:53:320
391799504,41cyclictest0-21swapper/011:28:560
391799504,41cyclictest0-21swapper/009:57:050
391799504,41cyclictest0-21swapper/009:57:050
391799504,40cyclictest0-21swapper/011:33:560
391799504,40cyclictest0-21swapper/011:33:560
391799504,40cyclictest0-21swapper/007:43:400
391799504,39cyclictest0-21swapper/008:48:300
391799503,42cyclictest0-21swapper/010:49:440
3917995013,31cyclictest0-21swapper/007:33:410
3917995012,33cyclictest3030-21latency_hist09:23:140
393399493,39cyclictest23376-21df07:48:283
3933994917,27cyclictest8767-21kernelversion07:08:353
3933994917,27cyclictest643-21runrttasks07:30:503
392999495,7cyclictest22591-21/usr/sbin/munin11:13:432
392999494,7cyclictest0-21swapper/208:48:152
392999494,38cyclictest0-21swapper/209:55:362
392999494,38cyclictest0-21swapper/209:55:362
392999493,8cyclictest6383-21df_inode10:53:232
3929994917,27cyclictest18942-21latency_hist11:53:112
3929994916,28cyclictest23852-21missed_timers07:48:372
3929994915,29cyclictest389-21sh10:03:072
3929994915,29cyclictest389-21sh10:03:072
3929994915,28cyclictest8622-21grep07:08:312
3929994915,28cyclictest29434-21date08:03:352
3929994914,30cyclictest643-21runrttasks11:34:302
3929994914,30cyclictest643-21runrttasks11:34:302
3929994914,30cyclictest10406-21cut10:58:262
3929994912,6cyclictest25380-21fschecks_count11:18:262
3929994912,30cyclictest23618-21latency11:58:292
3929994911,5cyclictest0-21swapper/208:58:152
392999491,43cyclictest28278-21sort10:38:392
392299494,40cyclictest0-21swapper/110:45:341
392299494,40cyclictest0-21swapper/107:23:421
392299494,39cyclictest0-21swapper/111:26:151
392299494,39cyclictest0-21swapper/111:05:101
392299494,39cyclictest0-21swapper/111:01:081
392299494,39cyclictest0-21swapper/110:30:441
392299494,39cyclictest0-21swapper/110:18:221
392299494,39cyclictest0-21swapper/106:58:401
392299493,5cyclictest0-21swapper/111:53:431
392299493,41cyclictest22542-21ssh09:04:251
3922994911,32cyclictest0-21swapper/109:35:191
391799495,38cyclictest0-21swapper/010:30:290
391799494,40cyclictest0-21swapper/010:06:150
391799493,41cyclictest0-21swapper/009:42:360
391799493,41cyclictest0-21swapper/009:31:360
391799492,41cyclictest23387-21diskstats07:48:290
391799492,25cyclictest28771-21kworker/0:309:08:150
393399483,39cyclictest643-21runrttasks08:26:473
393399483,38cyclictest32755-21entropy08:13:283
393399483,38cyclictest2232-21/usr/sbin/munin08:18:263
393399482,40cyclictest14188-21fschecks_time07:23:303
3933994819,25cyclictest11081-21switchtime07:13:433
392999485,7cyclictest0-21swapper/211:53:242
392999485,10cyclictest0-21swapper/209:03:242
392999484,9cyclictest0-21swapper/208:38:342
392999484,7cyclictest0-21swapper/211:08:382
3929994817,27cyclictest21004-21unixbench_singl10:28:432
3929994815,28cyclictest643-21runrttasks09:11:212
3929994815,28cyclictest643-21runrttasks09:11:212
3929994815,28cyclictest14079-21proc_pri08:48:392
3929994814,28cyclictest31622-21latency10:43:312
3929994813,30cyclictest14125-21fschecks_time11:03:262
3929994813,29cyclictest30933-21sh11:25:062
3929994813,29cyclictest2708-21cat12:13:292
3929994811,32cyclictest7977-21aten_rbpower_vo11:38:222
3929994811,31cyclictest18230-21basename09:43:232
392299488,34cyclictest0-21swapper/112:03:461
392299488,34cyclictest0-21swapper/109:26:241
392299483,8cyclictest0-21swapper/109:31:461
3922994811,31cyclictest0-21swapper/112:21:021
391799488,15cyclictest0-21swapper/010:42:170
391799487,35cyclictest7912-21sshd07:06:490
391799485,37cyclictest0-21swapper/011:10:240
391799484,9cyclictest0-21swapper/011:15:130
391799484,39cyclictest0-21swapper/011:24:130
391799484,39cyclictest0-21swapper/008:28:240
391799484,38cyclictest0-21swapper/010:11:330
391799484,38cyclictest0-21swapper/009:49:300
391799484,38cyclictest0-21swapper/008:43:150
391799484,38cyclictest0-21swapper/008:23:360
391799483,40cyclictest0-21swapper/010:56:010
3917994820,24cyclictest3-21ksoftirqd/008:58:140
393399479,31cyclictest564-21dbus-daemon07:38:173
393399473,39cyclictest17714-21aten_rbpower_vo07:33:293
393399473,38cyclictest6748-21perl07:03:303
393399473,38cyclictest29398-21latency08:03:353
393399473,38cyclictest13641-21perl08:48:293
393399473,37cyclictest7856-21entropy08:33:283
393399472,38cyclictest11819-21fschecks_time08:43:293
392999472,39cyclictest30317-21latency_hist12:08:112
392999472,39cyclictest14795-21grep09:38:272
392999472,20cyclictest666-21diskmemload11:28:272
3929994715,26cyclictest17450-21fschecks_time08:58:282
3929994713,28cyclictest7086-21netstat07:03:362
3929994711,30cyclictest13961-21cut07:23:272
392299474,37cyclictest0-21swapper/112:24:101
392299474,37cyclictest0-21swapper/107:14:401
392299474,37cyclictest0-21swapper/107:08:371
391799474,38cyclictest0-21swapper/010:44:540
391799474,38cyclictest0-21swapper/008:43:300
391799474,37cyclictest0-21swapper/012:09:370
391799474,37cyclictest0-21swapper/011:38:170
391799474,37cyclictest0-21swapper/010:22:350
391799474,37cyclictest0-21swapper/009:10:490
391799474,37cyclictest0-21swapper/009:10:490
391799474,37cyclictest0-21swapper/007:28:250
391799474,36cyclictest0-21swapper/012:23:120
391799473,39cyclictest0-21swapper/009:33:360
391799472,40cyclictest17137-21ssh11:07:570
3917994711,30cyclictest0-21swapper/008:13:310
22072473,12sleep02273-21grep06:53:320
393399467,34cyclictest15864-21netstat08:53:343
393399466,34cyclictest12186-21forks07:18:293
393399463,37cyclictest28066-21timerwakeupswit07:58:443
393399462,38cyclictest643-21runrttasks08:40:073
393399462,38cyclictest31981-21runrttasks08:08:483
393399462,38cyclictest31981-21runrttasks08:08:483
392999464,8cyclictest0-21swapper/207:58:322
392999464,17cyclictest0-21swapper/210:18:272
391799464,37cyclictest0-21swapper/008:18:280
391799464,36cyclictest0-21swapper/010:24:440
391799462,5cyclictest11656-21sshd07:16:510
3917994610,31cyclictest0-21swapper/009:25:280
392999456,7cyclictest5374-21tr10:08:342
3922994536,5cyclictest21-21ksoftirqd/108:33:141
392299453,36cyclictest0-21swapper/107:03:301
391799454,36cyclictest0-21swapper/007:58:390
391799454,35cyclictest0-21swapper/008:08:360
391799454,35cyclictest0-21swapper/008:08:360
391799454,35cyclictest0-21swapper/008:03:280
392299443,8cyclictest12498-21iostat_ios07:18:331
392299443,34cyclictest17765-21df07:33:291
391799447,32cyclictest0-21swapper/007:23:210
391799444,35cyclictest0-21swapper/007:39:180
391799444,35cyclictest0-21swapper/007:13:160
391799444,35cyclictest0-21swapper/007:02:230
391799433,35cyclictest0-21swapper/008:33:350
391799432,7cyclictest13276-21sshd07:18:500
279562423,7sleep10-21swapper/107:58:431
325762383,8sleep10-21swapper/108:13:241
267082383,8sleep10-21swapper/107:57:511
24402378,20sleep20-21swapper/206:53:342
392299353,27cyclictest0-21swapper/108:34:521
392299353,27cyclictest0-21swapper/108:03:281
392299344,26cyclictest0-21swapper/108:20:571
392299344,25cyclictest0-21swapper/108:10:291
392299344,25cyclictest0-21swapper/108:10:291
392299343,27cyclictest0-21swapper/108:23:471
392299343,27cyclictest0-21swapper/107:52:581
392299334,24cyclictest0-21swapper/107:42:431
392299324,22cyclictest0-21swapper/108:38:371
166282313,24sleep10-21swapper/108:56:061
392299305,20cyclictest0-21swapper/108:48:311
3922993021,5cyclictest21-21ksoftirqd/108:43:251
3922992919,6cyclictest21-21ksoftirqd/107:43:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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