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2026-06-27 - 18:22
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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 Sat Jun 27, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27277997618,51cyclictest370-21systemd-journal07:49:073
2726199764,7cyclictest0-21swapper/010:11:220
2726199755,64cyclictest0-21swapper/010:01:190
27277997417,51cyclictest30724-21ssh12:09:413
27277997413,55cyclictest0-21swapper/311:39:023
2726199734,62cyclictest0-21swapper/010:19:580
27277997215,51cyclictest0-21swapper/310:47:563
2726199725,61cyclictest0-21swapper/011:15:350
2726199725,61cyclictest0-21swapper/011:15:350
2726199725,60cyclictest0-21swapper/010:30:590
2726199724,61cyclictest0-21swapper/011:13:110
2726199717,6cyclictest0-21swapper/011:39:480
2726199715,60cyclictest0-21swapper/012:07:490
2726199715,60cyclictest0-21swapper/010:41:030
2726199715,60cyclictest0-21swapper/009:02:150
2726199715,59cyclictest0-21swapper/012:09:530
2726199715,59cyclictest0-21swapper/011:27:470
2726199715,59cyclictest0-21swapper/010:35:070
2726199715,59cyclictest0-21swapper/010:35:070
2726199715,59cyclictest0-21swapper/009:25:080
2726199714,60cyclictest0-21swapper/011:55:080
2726199714,24cyclictest0-21swapper/010:56:200
2726199706,57cyclictest0-21swapper/009:05:110
2726199705,59cyclictest0-21swapper/009:45:460
2726199705,59cyclictest0-21swapper/009:45:460
2726199705,59cyclictest0-21swapper/009:23:210
2726199704,60cyclictest0-21swapper/011:29:070
2726199704,60cyclictest0-21swapper/011:02:430
2726199704,60cyclictest0-21swapper/008:50:370
2726199704,59cyclictest0-21swapper/011:38:110
2726199704,59cyclictest0-21swapper/009:16:240
2726199704,18cyclictest0-21swapper/010:50:050
2726199702,62cyclictest13379-21ssh11:48:120
27277996925,38cyclictest22461-21ntpdc11:59:233
27277996921,42cyclictest25412-21/usr/sbin/munin08:09:333
27277996919,44cyclictest435-21/usr/sbin/munin08:29:423
2726199695,58cyclictest0-21swapper/011:50:530
2726199695,58cyclictest0-21swapper/010:46:250
2726199694,59cyclictest0-21swapper/012:15:270
2726199694,59cyclictest0-21swapper/011:06:030
2726199694,59cyclictest0-21swapper/009:40:410
2726199694,59cyclictest0-21swapper/009:40:410
2726199694,58cyclictest0-21swapper/010:14:420
2726199685,57cyclictest0-21swapper/009:13:480
2726199684,7cyclictest0-21swapper/010:06:000
2726199684,6cyclictest0-21swapper/011:23:530
2726199684,6cyclictest0-21swapper/011:23:530
2726199684,58cyclictest0-21swapper/012:01:140
2726199684,58cyclictest0-21swapper/009:55:020
2726199684,58cyclictest0-21swapper/009:36:260
2726199684,58cyclictest0-21swapper/008:58:170
2726199684,58cyclictest0-21swapper/008:58:170
2726199684,57cyclictest0-21swapper/010:28:010
27277996719,42cyclictest2371-21/usr/sbin/munin08:34:383
27277996718,43cyclictest8568-21/usr/sbin/munin07:24:233
27277996718,43cyclictest1093-21/usr/sbin/munin07:04:343
27277996717,44cyclictest15358-21ls08:59:073
27277996717,44cyclictest15358-21ls08:59:073
2726199674,55cyclictest0-21swapper/009:49:190
2726199673,8cyclictest0-21swapper/006:49:420
27277996622,38cyclictest15396-21/usr/sbin/munin10:24:333
27277996619,41cyclictest23775-21netstat09:09:263
27277996619,41cyclictest12307-21/usr/sbin/munin07:34:253
27277996618,42cyclictest4833-21/usr/sbin/munin07:14:323
27277996616,43cyclictest31697-21ssh11:29:173
2726199664,7cyclictest0-21swapper/009:34:060
27277996523,36cyclictest11288-21sshd11:02:273
27277996522,37cyclictest29156-21/usr/sbin/munin08:19:343
27277996520,39cyclictest6702-21/usr/sbin/munin07:19:233
27277996519,41cyclictest16689-21/usr/sbin/munin09:44:173
27277996519,41cyclictest16689-21/usr/sbin/munin09:44:173
27277996518,42cyclictest15514-21ssh11:49:393
27277996421,37cyclictest29740-21/usr/sbin/munin06:54:363
27277996420,38cyclictest14176-21/usr/sbin/munin07:39:333
27277996420,38cyclictest14176-21/usr/sbin/munin07:39:333
27277996419,39cyclictest643-21runrttasks07:29:373
27277996418,12cyclictest629-21snmpd10:50:083
27277996416,42cyclictest10409-21ssh08:51:423
27277996322,35cyclictest629-21snmpd09:49:323
27277996320,37cyclictest5585-21ntp_states10:54:273
27277996320,37cyclictest28355-21runrttasks10:42:083
27277996320,37cyclictest23338-21users10:34:373
27277996320,37cyclictest23338-21users10:34:373
27277996320,10cyclictest24303-21ntp_states08:04:323
27277996319,38cyclictest21669-21/usr/sbin/munin07:59:243
27277996319,38cyclictest1948-21ssh10:07:333
27277996318,40cyclictest3963-21ssh12:18:383
27277996318,40cyclictest20378-21idleruntime11:14:203
27277996318,40cyclictest20378-21idleruntime11:14:203
27277996318,39cyclictest30449-21/usr/sbin/munin09:19:343
27277996317,40cyclictest26431-21ssh09:56:373
27277996317,40cyclictest17796-21ssh11:54:053
27277996221,36cyclictest27719-21ssh12:06:233
27277996219,37cyclictest4242-21/usr/sbin/munin08:39:323
27277996219,37cyclictest27951-21hwlatdetect11:24:193
27277996219,37cyclictest18973-21ntp_kernel_pll_10:29:283
27277996219,37cyclictest1790-21/usr/sbin/munin09:24:293
27277996218,38cyclictest7295-21ssh09:30:293
27277996216,40cyclictest24089-21fschecks_time11:19:183
27277996216,40cyclictest24089-21fschecks_time11:19:183
27277996122,33cyclictest6128-21/usr/sbin/munin08:44:403
27277996121,34cyclictest3122-21/usr/sbin/munin10:09:173
27277996120,35cyclictest7218-21missed_timers11:39:243
27277996120,35cyclictest14171-21ssh11:05:313
27277996119,37cyclictest27629-21tune2fs08:14:243
27277996119,36cyclictest18100-21df_inode07:49:223
27277996118,37cyclictest27699-21/usr/sbin/munin09:14:333
27277996117,39cyclictest18818-21ssh09:03:453
27277996117,38cyclictest3289-21perl07:09:233
27277996117,38cyclictest18972-21ssh11:12:393
27277996115,40cyclictest0-21swapper/311:47:033
27277996020,35cyclictest29685-21ssh10:00:343
27277996020,34cyclictest9200-21ssh09:34:123
27277996019,9cyclictest13777-21ntp_states09:39:283
27277996019,9cyclictest13777-21ntp_states09:39:283
27277996019,36cyclictest31610-21/usr/sbin/munin06:59:213
27277996018,9cyclictest19828-21tr07:54:193
27277996016,38cyclictest0-21swapper/309:06:053
27277996016,12cyclictest0-21swapper/310:19:093
27277995920,33cyclictest31023-21/usr/sbin/munin08:24:303
27277995919,35cyclictest6755-21/usr/sbin/munin10:14:273
27277995616,35cyclictest28291-21hwlatdetect06:49:273
27261995624,26cyclictest13955-21sh07:39:080
27261995520,6cyclictest28938-21idleruntime-cro08:19:070
2727299543,7cyclictest23069-21ssh11:59:352
27261995419,7cyclictest5187-21tune2fs07:14:250
27261995322,8cyclictest30100-21cut06:54:240
2726199519,8cyclictest0-21swapper/008:28:060
2727299504,41cyclictest0-21swapper/211:09:462
27261994919,8cyclictest24268-21grep08:04:300
2727299474,37cyclictest0-21swapper/209:09:372
2726599474,38cyclictest0-21swapper/109:29:391
2726599474,37cyclictest0-21swapper/108:29:301
2726599473,15cyclictest21954-21/usr/sbin/munin10:34:361
2726599473,15cyclictest21954-21/usr/sbin/munin10:34:361
2727299464,37cyclictest0-21swapper/209:44:372
2727299464,37cyclictest0-21swapper/209:44:372
2727299464,37cyclictest0-21swapper/209:04:392
2727299464,37cyclictest0-21swapper/208:54:292
2727299464,37cyclictest0-21swapper/208:54:292
2727299463,7cyclictest0-21swapper/209:54:472
27272994610,5cyclictest0-21swapper/210:34:102
27272994610,5cyclictest0-21swapper/210:34:102
2726199464,18cyclictest0-21swapper/007:19:210
2727299454,36cyclictest0-21swapper/211:04:292
2727299454,35cyclictest0-21swapper/210:44:412
267962455,35sleep30-21swapper/306:46:273
2727299444,7cyclictest19252-21ssh11:54:342
27265994414,25cyclictest0-21swapper/111:39:331
183512443,8sleep10-21swapper/109:45:131
183512443,8sleep10-21swapper/109:45:131
2727299433,16cyclictest0-21swapper/210:19:372
2726599434,33cyclictest0-21swapper/110:39:391
2726599432,35cyclictest21-21ksoftirqd/110:59:371
2688224310,28sleep10-21swapper/106:47:301
262632433,8sleep10-21swapper/109:56:151
194432433,7sleep20-21swapper/207:52:332
131062433,7sleep20-21swapper/211:47:372
2727299424,33cyclictest0-21swapper/212:14:322
208292423,8sleep10-21swapper/111:57:551
37522412,6sleep13775-21ntp_states10:09:281
301702413,8sleep10-21swapper/110:01:391
286552413,7sleep10-21swapper/108:15:501
2726599414,32cyclictest0-21swapper/108:06:301
2726599413,34cyclictest0-21swapper/109:37:091
229762413,8sleep10-21swapper/108:00:051
315312403,31sleep10-21swapper/110:45:501
305602403,8sleep10-21swapper/108:21:131
285852403,6sleep20-21swapper/209:15:392
2726599404,31cyclictest0-21swapper/108:58:011
2726599404,31cyclictest0-21swapper/108:58:011
2726599403,33cyclictest0-21swapper/108:34:301
2726599403,32cyclictest0-21swapper/108:11:301
224582404,5sleep10-21swapper/111:17:011
224582404,5sleep10-21swapper/111:17:011
59302393,8sleep20-21swapper/210:12:592
320592393,7sleep10-21swapper/109:20:051
27272993930,5cyclictest29-21ksoftirqd/210:09:052
2726599394,29cyclictest0-21swapper/110:57:271
2726599393,32cyclictest0-21swapper/108:41:001
27212393,7sleep20-21swapper/207:09:032
2682223914,19sleep20-21swapper/206:46:462
23882393,7sleep10-21swapper/107:05:001
213812393,7sleep10-21swapper/107:58:241
20782392,7sleep10-21swapper/112:14:371
167342393,7sleep20-21swapper/211:52:162
154642393,7sleep10-21swapper/107:39:531
154642393,7sleep10-21swapper/107:39:531
117222393,7sleep10-21swapper/107:29:511
43992383,30sleep20-21swapper/207:11:412
2727299384,29cyclictest0-21swapper/206:52:332
27272993825,8cyclictest27895-21sort11:24:192
2726599384,31cyclictest0-21swapper/108:52:311
2726599384,30cyclictest0-21swapper/109:18:341
2726599383,29cyclictest0-21swapper/109:00:451
27265993829,5cyclictest21-21ksoftirqd/109:09:061
27265993826,7cyclictest573-21irqbalance10:28:571
25992383,6sleep10-21swapper/110:08:591
2556123811,19sleep00-21swapper/006:44:230
136682383,7sleep20-21swapper/207:35:472
61772373,7sleep10-21swapper/107:15:341
307272374,7sleep20-21swapper/208:23:162
2726599374,30cyclictest0-21swapper/108:29:001
2726599374,29cyclictest0-21swapper/111:26:021
2726599374,28cyclictest0-21swapper/111:06:061
2726599373,28cyclictest0-21swapper/110:29:121
42182363,7sleep10-21swapper/111:34:531
308402360,4sleep220425-21kworker/u8:109:19:212
286412363,7sleep20-21swapper/210:42:452
2727299365,27cyclictest0-21swapper/210:31:242
27272993623,8cyclictest20870-21wc07:54:372
2727299362,30cyclictest5732irqbalance12:08:442
2726599364,27cyclictest0-21swapper/111:59:461
2726599364,26cyclictest0-21swapper/109:28:371
2726599363,29cyclictest0-21swapper/111:21:211
2726599363,29cyclictest0-21swapper/111:21:211
2726599363,27cyclictest0-21swapper/107:21:411
261232363,6sleep20-21swapper/211:21:452
261232363,6sleep20-21swapper/211:21:452
8122353,7sleep10-21swapper/107:03:311
2727299354,26cyclictest0-21swapper/210:54:532
27272993514,7cyclictest91662cat08:49:362
2727299351,29cyclictest17867-21idleruntime-cro10:29:042
2726599353,28cyclictest0-21swapper/109:12:531
27272993423,7cyclictest28588-21needreboot09:59:252
2726599344,26cyclictest0-21swapper/111:50:411
2726599344,26cyclictest0-21swapper/107:24:301
2726599344,25cyclictest0-21swapper/112:12:341
2726599344,24cyclictest0-21swapper/110:15:391
27265993422,7cyclictest12618-21tune2fs07:34:241
27261993423,7cyclictest5126-21fgrep08:39:320
27261993414,15cyclictest18262-21fschecks_time07:49:240
121212343,7sleep10-21swapper/110:19:581
2727299336,21cyclictest0-21swapper/209:49:342
2727299334,25cyclictest0-21swapper/211:31:332
2727299334,25cyclictest0-21swapper/206:55:332
2727299334,23cyclictest0-21swapper/211:34:522
27272993321,7cyclictest11181-21awk07:29:302
27272993313,15cyclictest0-21swapper/211:14:192
27272993313,15cyclictest0-21swapper/211:14:192
2726599334,25cyclictest0-21swapper/109:51:021
2726599333,26cyclictest0-21swapper/112:06:041
27265993322,7cyclictest18355-21idleruntime07:49:251
27265993322,6cyclictest30478-21ntpq06:54:311
27265993321,7cyclictest2146-21cat10:49:341
27265993317,12cyclictest28619-21tr06:49:341
2727299326,20cyclictest0-21swapper/211:39:162
2727299323,24cyclictest0-21swapper/208:00:312
27272993221,7cyclictest32750-21ls12:14:022
27272993221,7cyclictest15552-21/usr/sbin/munin08:59:332
27272993221,6cyclictest32305-21netstat06:59:302
27272993219,8cyclictest6817-21cut10:14:162
2726599324,24cyclictest0-21swapper/111:13:511
2726599324,24cyclictest0-21swapper/109:39:491
2726599324,24cyclictest0-21swapper/109:39:491
2726599324,23cyclictest0-21swapper/111:33:321
2726599324,23cyclictest0-21swapper/107:12:301
27265993219,7cyclictest13776-21crond11:49:031
27261993221,6cyclictest1521-21idleruntime07:04:250
2727299315,21cyclictest0-21swapper/209:33:522
2727299314,23cyclictest0-21swapper/211:00:142
2727299314,22cyclictest0-21swapper/208:35:302
2727299314,21cyclictest0-21swapper/209:39:132
2727299314,21cyclictest0-21swapper/209:39:132
27272993118,7cyclictest6211-21aten_rbpower_vo08:44:182
27272993118,6cyclictest28933-21latency_hist08:19:082
2726599313,24cyclictest0-21swapper/108:44:501
2726199314,22cyclictest0-21swapper/007:54:190
176902313,8sleep10-21swapper/107:49:021
2727299304,22cyclictest0-21swapper/209:34:102
2727299304,22cyclictest0-21swapper/208:39:282
2727299304,22cyclictest0-21swapper/208:09:232
2727299304,21cyclictest0-21swapper/210:49:122
2727299304,21cyclictest0-21swapper/207:14:282
2727299304,18cyclictest0-21swapper/207:47:112
27272993020,6cyclictest25189-21latency_hist08:09:082
27272993018,7cyclictest31205-21forks08:24:222
2726199304,22cyclictest0-21swapper/008:37:340
2727299294,20cyclictest0-21swapper/209:28:292
2727299294,20cyclictest0-21swapper/208:29:312
2726199295,19cyclictest0-21swapper/008:44:300
2726199294,19cyclictest0-21swapper/007:09:190
27261992918,7cyclictest22871-21grep07:59:380
27261992913,11cyclictest32401-21/usr/sbin/munin06:59:330
27272992816,7cyclictest9246-21needreboot07:24:292
27272992816,7cyclictest14627-21if_err_eth207:39:242
27272992816,7cyclictest14627-21if_err_eth207:39:242
2726199286,16cyclictest0-21swapper/007:39:180
2726199286,16cyclictest0-21swapper/007:39:180
2726199285,19cyclictest0-21swapper/007:29:350
2726199284,19cyclictest0-21swapper/007:44:200
2726199282,21cyclictest9709-21grep07:24:380
27272992717,6cyclictest7385-21tr07:19:302
2726199274,18cyclictest0-21swapper/008:29:200
2726199273,19cyclictest0-21swapper/008:19:310
2726199273,18cyclictest25424-21/usr/sbin/munin08:09:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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