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2025-11-28 - 19:01
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackeslot4.osadl.org (updated Fri Nov 28, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1003253994037,2cyclictest1213972-21fwupd10:17:172
1003256993019,4cyclictest1234486-21grep10:35:133
100325699282,22cyclictest1003465-21apt-get07:10:123
1003250992818,1cyclictest191rcu_preempt11:15:481
100325699261,21cyclictest1323178-21apt-get11:45:143
100325699261,21cyclictest1227877-21apt-get10:30:133
100325699261,21cyclictest1019092-21apt-get07:25:113
1003253992624,1cyclictest0-21swapper/211:00:242
1003250992623,2cyclictest0-21swapper/109:30:181
1003250992617,1cyclictest191rcu_preempt12:37:341
100325099261,2cyclictest191rcu_preempt11:28:501
100325099260,2cyclictest191rcu_preempt11:44:191
100325099260,2cyclictest191rcu_preempt10:57:391
100325699252,22cyclictest1266670-21kthreadcore11:00:193
1003256992520,3cyclictest1354639-21apt-get12:10:113
100325699251,3cyclictest1276421-21ntpq11:05:213
100325699251,21cyclictest1116016-21apt-get09:00:133
100325699251,20cyclictest1125941-21diskmemload12:30:063
100325699251,20cyclictest1070315-21apt-get08:15:123
100325699250,5cyclictest1213856-21ssh10:17:093
100325699250,21cyclictest491ktimers/310:20:103
100325699250,21cyclictest1348462-21cut12:05:143
100325699250,21cyclictest0-21swapper/308:25:113
1003253992519,5cyclictest522-21in:imuxsock11:20:002
100325099252,21cyclictest1208673-21apt-get10:15:101
1003250992518,2cyclictest191rcu_preempt10:20:431
1003250992515,2cyclictest191rcu_preempt09:25:311
100325099251,3cyclictest1163974-21apt-get09:40:121
100325099251,22cyclictest1014038-21apt-get07:20:141
100325099250,24cyclictest0-21swapper/112:24:411
100325099250,23cyclictest1284647-21idleruntime-cro11:15:001
1003248992520,4cyclictest0-21swapper/009:25:160
100324899251,21cyclictest1080449-21apt-get08:25:100
1003256992420,2cyclictest1202434-21apt-get10:10:123
1003256992419,3cyclictest1278691-21apt-get11:10:113
1003256992418,4cyclictest1009050-21irqcore07:15:163
100325699241,3cyclictest1018819-21idleruntime-cro07:25:003
100325699241,2cyclictest1200167-21ssh10:05:223
100325699241,21cyclictest1291649-21apt-get11:20:113
100325699241,21cyclictest1125941-21diskmemload11:25:223
100325699241,20cyclictest0-21swapper/310:55:103
100325699241,20cyclictest0-21swapper/310:40:023
100325699241,20cyclictest0-21swapper/310:00:133
100325699240,22cyclictest1335390-21ssh11:54:463
100325699240,22cyclictest1335390-21ssh11:54:463
100325699240,22cyclictest1175348-21ssh09:47:203
100325699240,20cyclictest1176955-21ssh09:50:133
100325699240,20cyclictest1125941-21diskmemload11:30:033
100325399242,21cyclictest1259382-21apt-get10:55:112
1003253992420,2cyclictest1105882-21apt-get08:50:122
1003253992419,3cyclictest1125036-21chrt09:05:222
100325099243,20cyclictest0-21swapper/111:50:211
100325099243,20cyclictest0-21swapper/111:50:211
100325099242,20cyclictest1070315-21apt-get08:15:111
1003250992420,3cyclictest1044906-21apt-get07:50:141
1003250992419,3cyclictest1358675-21ssh12:10:201
100325099241,1cyclictest191rcu_preempt12:34:181
100324899242,21cyclictest1284957-21apt-get11:15:100
100324899242,20cyclictest1202434-21apt-get10:10:130
1003248992420,2cyclictest1221570-21apt-get10:25:140
1003248992414,9cyclictest0-21swapper/010:20:200
1003256992319,3cyclictest0-21swapper/311:56:423
1003256992319,2cyclictest1367198-21apt-get12:20:133
1003256992319,2cyclictest1188195-21ssh09:56:553
1003256992319,2cyclictest1075396-21apt-get08:20:123
1003256992319,2cyclictest0-21swapper/312:00:123
1003256992319,2cyclictest0-21swapper/308:10:103
1003256992318,3cyclictest1373482-21apt-get12:25:103
100325699231,2cyclictest1250854-21ntpq10:45:233
100325699231,2cyclictest1029247-21apt-get07:35:113
100325699231,2cyclictest0-21swapper/308:50:123
100325699231,21cyclictest1125941-21diskmemload11:16:303
100325699231,21cyclictest1125941-21diskmemload09:44:523
100325699231,21cyclictest0-21swapper/309:36:083
100325699230,4cyclictest1143856-21ssh09:22:033
100325699230,3cyclictest1126259-21apt-get09:10:103
100325699230,2cyclictest1125941-21diskmemload11:36:243
100325699230,20cyclictest1253064-21apt-get10:50:133
100325699230,20cyclictest0-21swapper/312:35:143
100325699230,20cyclictest0-21swapper/312:15:103
100325699230,20cyclictest0-21swapper/310:25:123
1003253992320,2cyclictest1366886-21cron12:20:002
1003253992319,2cyclictest1163974-21apt-get09:40:112
1003253992319,2cyclictest1125941-21diskmemload12:06:352
100325399231,2cyclictest1176952-21apt-get09:50:132
100325399231,20cyclictest1196157-21apt-get10:05:132
100325399231,20cyclictest0-21swapper/208:00:122
100325399230,4cyclictest1252728-21cron10:50:002
100325399230,3cyclictest1277593-21ssh11:07:332
100325399230,22cyclictest1384719-21taskset12:31:442
100325399230,22cyclictest1291835-21ssh11:20:132
100325399230,19cyclictest0-21swapper/208:45:122
100325099232,2cyclictest1304274-21apt-get11:30:121
1003250992321,1cyclictest32-21ksoftirqd/111:04:091
1003250992317,5cyclictest1352852-21head12:05:261
1003250992317,5cyclictest1157683-21ssh09:35:141
100325099231,2cyclictest0-21swapper/110:10:171
100325099231,2cyclictest0-21swapper/109:50:131
100325099231,20cyclictest1125941-21diskmemload10:46:591
100325099231,20cyclictest1125941-21diskmemload09:55:231
100325099230,3cyclictest1196161-21seq10:05:121
100325099230,3cyclictest1125941-21diskmemload10:31:091
100325099230,22cyclictest1277075-21ssh11:05:541
1003248992320,2cyclictest527-21tpm2-abrmd07:45:000
1003248992320,2cyclictest1100804-21apt-get08:45:110
1003248992320,2cyclictest1055059-21apt-get08:00:110
1003248992319,2cyclictest1379796-21apt-get12:30:150
1003248992318,3cyclictest1336677-21irqstats11:55:160
100324899231,2cyclictest1125941-21diskmemload10:57:510
100324899231,21cyclictest1085549-21apt-get08:30:100
100324899231,20cyclictest1213836-21apt-get10:17:070
100324899230,22cyclictest1275977-21kthreadcore11:05:190
1003256992218,2cyclictest0-21swapper/309:30:053
1003256992218,2cyclictest0-21swapper/307:45:133
100325699221,20cyclictest0-21swapper/309:25:103
100325699221,1cyclictest0-21swapper/309:16:543
100325699220,21cyclictest64-21kcompactd008:36:093
1003253992220,1cyclictest0-21swapper/209:25:032
1003253992219,2cyclictest1187911-21ssh09:55:582
1003253992219,2cyclictest1125941-21diskmemload10:29:302
1003253992219,2cyclictest1125941-21diskmemload10:10:432
100325399221,2cyclictest1240477-21apt-get10:40:112
1003253992212,1cyclictest0-21swapper/212:21:142
100325399220,2cyclictest1125941-21diskmemload09:18:542
100325399220,2cyclictest0-21swapper/211:40:132
100325399220,21cyclictest1329479-21ssh11:50:122
100325399220,21cyclictest1329479-21ssh11:50:122
100325399220,21cyclictest1257759-21ssh10:50:482
100325399220,21cyclictest1239646-21ssh10:38:182
100325399220,21cyclictest0-21swapper/212:04:142
100325399220,20cyclictest1054805-21munin-run08:00:002
1003250992220,1cyclictest0-21swapper/112:00:141
1003250992219,2cyclictest0-21swapper/109:19:221
1003250992217,4cyclictest1310872-21ssh11:35:151
1003250992216,2cyclictest191rcu_preempt10:35:121
100325099221,2cyclictest0-21swapper/109:46:261
100325099221,20cyclictest1125941-21diskmemload11:21:341
100325099221,20cyclictest1125941-21diskmemload09:21:391
100325099220,2cyclictest1377730-21ssh12:25:221
100325099220,2cyclictest1125941-21diskmemload12:15:191
100325099220,2cyclictest1125941-21diskmemload11:46:181
1003248992219,2cyclictest1144011-21ssh09:22:310
1003248992219,2cyclictest1125941-21diskmemload12:15:400
1003248992219,2cyclictest1125941-21diskmemload11:01:420
1003248992219,2cyclictest1125941-21diskmemload10:34:210
1003248992219,2cyclictest0-21swapper/009:47:420
1003248992218,3cyclictest1258843-21ssh10:54:220
100324899221,20cyclictest1125941-21diskmemload12:01:050
100324899221,20cyclictest1125941-21diskmemload09:15:380
100324899221,20cyclictest1125941-21diskmemload09:14:090
100324899221,20cyclictest0-21swapper/008:50:120
100324899221,1cyclictest1125941-21diskmemload10:49:080
100324899220,2cyclictest1200986-21ssh10:06:210
100324899220,2cyclictest1158098-21idleruntime09:35:170
100324899220,2cyclictest1125941-21diskmemload10:02:120
100324899220,21cyclictest1320944-21ntpq11:40:230
100324899220,21cyclictest1302132-21ssh11:25:250
100324899220,21cyclictest1239255-21ssh10:37:010
100324899220,20cyclictest1152668-21cut09:30:170
1003256992119,1cyclictest0-21swapper/311:40:253
1003256992117,2cyclictest0-21swapper/308:30:113
1003256992115,4cyclictest1028974-21idleruntime-cro07:35:013
1003256992115,3cyclictest1121118-21apt-get09:05:143
1003253992119,1cyclictest0-21swapper/211:47:242
1003253992119,1cyclictest0-21swapper/211:30:122
1003253992119,1cyclictest0-21swapper/208:24:202
1003253992118,2cyclictest1157647-21/usr/sbin/munin09:35:252
1003253992118,2cyclictest1125941-21diskmemload10:21:232
1003253992117,3cyclictest1143525-21ssh09:20:572
1003253992117,2cyclictest0-21swapper/208:35:102
100325399211,1cyclictest1335753-21ssh11:55:112
100325399210,2cyclictest1125941-21diskmemload11:25:302
100325399210,20cyclictest1156187-21ssh09:31:142
100325399210,20cyclictest1125941-21diskmemload12:12:372
100325399210,20cyclictest0-21swapper/211:10:122
100325399210,1cyclictest1125941-21diskmemload11:35:342
100325399210,1cyclictest0-21swapper/210:30:132
100325399210,19cyclictest1125941-21diskmemload12:35:132
100325399210,19cyclictest1095726-21apt-get08:40:112
100325399210,19cyclictest0-21swapper/207:35:132
1003250992119,1cyclictest1125941-21diskmemload10:04:141
1003250992119,1cyclictest0-21swapper/108:00:111
1003250992119,1cyclictest0-21swapper/107:40:141
1003250992118,2cyclictest1086052-21cut08:30:161
1003250992117,2cyclictest1090647-21apt-get08:35:101
100325099211,1cyclictest0-21swapper/109:00:131
100325099211,1cyclictest0-21swapper/108:50:121
100325099211,19cyclictest0-21swapper/110:50:131
100325099210,2cyclictest1125941-21diskmemload10:25:261
100325099210,2cyclictest1123358-21ps09:05:191
100325099210,20cyclictest0-21swapper/111:59:401
100325099210,20cyclictest0-21swapper/110:40:141
100325099210,20cyclictest0-21swapper/109:11:331
100325099210,1cyclictest0-21swapper/108:45:121
1003248992119,1cyclictest1125941-21diskmemload11:31:020
1003248992119,1cyclictest0-21swapper/012:10:090
1003248992119,1cyclictest0-21swapper/012:05:140
1003248992119,1cyclictest0-21swapper/011:36:340
1003248992117,2cyclictest0-21swapper/008:19:590
1003248992116,3cyclictest1332993-21grep11:50:180
1003248992116,3cyclictest1332993-21grep11:50:180
100324899211,2cyclictest0-21swapper/010:40:160
100324899211,1cyclictest0-21swapper/009:50:030
100324899210,20cyclictest1371960-21ssh12:21:040
100324899210,20cyclictest1282388-21grep11:10:180
100324899210,20cyclictest1183678-21ps09:55:180
100324899210,20cyclictest1167320-21kthreadcore09:40:180
100324899210,20cyclictest0-21swapper/011:46:330
100324899210,20cyclictest0-21swapper/011:20:050
100324899210,1cyclictest1125941-21diskmemload12:35:180
100325699200,19cyclictest0-21swapper/308:09:163
1003253992018,1cyclictest0-21swapper/209:00:132
100325399200,1cyclictest0-21swapper/207:50:132
100325399200,1cyclictest0-21swapper/207:15:112
100325399200,19cyclictest0-21swapper/209:10:502
100325399200,19cyclictest0-21swapper/207:40:132
1003250992018,1cyclictest0-21swapper/108:25:101
1003250992017,2cyclictest1013367-21awk07:20:001
1003250992015,4cyclictest1044634-21awk07:50:001
100325099200,19cyclictest0-21swapper/108:40:111
100325099200,19cyclictest0-21swapper/108:10:091
1003248992018,1cyclictest0-21swapper/007:50:130
1003248992018,1cyclictest0-21swapper/007:30:000
1003248992016,2cyclictest459603-21sshd08:45:000
100324899201,19cyclictest0-21swapper/008:10:100
100324899200,1cyclictest0-21swapper/007:20:140
100324899200,19cyclictest0-21swapper/007:55:100
100324899200,19cyclictest0-21swapper/007:49:550
1003256991916,2cyclictest64-21kcompactd007:56:543
1003256991914,3cyclictest1055062-21taskset08:00:123
1003253991918,1cyclictest0-21swapper/208:34:332
1003253991917,1cyclictest0-21swapper/208:10:002
100325399190,18cyclictest0-21swapper/208:15:122
100325399190,0cyclictest0-21swapper/208:57:392
1003250991916,2cyclictest775707-21kworker/1:1+events_freezable_power_07:27:181
1003256991816,1cyclictest0-21swapper/308:40:113
1003253991815,2cyclictest1065235-21apt-get08:10:092
1003250991816,1cyclictest1060138-21apt-get08:05:121
1003250991816,1cyclictest0-21swapper/107:55:091
1003250991816,1cyclictest0-21swapper/107:30:211
1003248991817,1cyclictest0-21swapper/007:31:060
100324899180,0cyclictest0-21swapper/008:55:160
1003256991713,2cyclictest0-21swapper/308:55:113
1003256991713,2cyclictest0-21swapper/308:45:123
1003253991715,1cyclictest0-21swapper/207:12:172
1003250991715,1cyclictest0-21swapper/108:23:481
1003250991715,1cyclictest0-21swapper/107:10:121
1003248991716,1cyclictest0-21swapper/007:15:000
1003248991715,1cyclictest0-21swapper/009:00:120
1003256991615,1cyclictest0-21swapper/307:55:013
1003253991613,2cyclictest683-21runrttasks07:30:112
1003253991613,2cyclictest1080949-21irqcore08:25:152
1003248991613,1cyclictest0-21swapper/008:35:150
1003248991612,3cyclictest245622250irq/128-enp0s29f1:tx-007:15:120
1003248991512,2cyclictest245621450irq/127-enp0s29f1:rx-008:22:560
1003253991412,1cyclictest0-21swapper/207:20:142
1003250991413,1cyclictest0-21swapper/107:35:131
1003248991411,2cyclictest1064509-21unixbench_multi08:05:250
1003253991310,2cyclictest0-21swapper/207:45:172
1003250991310,2cyclictest11109352sleep108:55:111
1003248991310,2cyclictest1125522-21unixbench_singl09:05:270
100325399118,2cyclictest1020415-21kthreadcore07:25:162
100324899119,1cyclictest0-21swapper/007:35:120
100324899100,2cyclictest1003170-21latency_hist07:10:010
10032539986,1cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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