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2026-08-28 - 23:15
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Fri Aug 28, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
847941993118,3cyclictest3777322-21systemd-journal07:30:012
84794199272,21cyclictest1129852-21apt-get11:45:102
84793899271,23cyclictest1098128-21apt-get11:15:131
84794699261,21cyclictest1087965-21apt-get11:05:123
847941992623,2cyclictest1-21systemd11:30:002
84794199260,23cyclictest1140911-21ps11:55:162
84793899262,3cyclictest1166260-21apt-get12:20:131
84793899261,22cyclictest1140415-21apt-get11:55:121
84794199251,20cyclictest1155648-21apt-get12:10:102
84793899251,2cyclictest1135350-21apt-get11:50:151
84793899251,22cyclictest848650-21tr07:10:151
84793899251,22cyclictest1000546-21munin-run09:40:001
84793899251,21cyclictest919201-21apt-get08:20:111
847936992519,5cyclictest1051950-21/usr/sbin/munin10:30:140
84793699251,22cyclictest868396-21apt-get07:30:110
84794699241,2cyclictest1041392-21apt-get10:20:123
84794699240,20cyclictest0-21swapper/308:10:123
847941992419,2cyclictest939452-21apt-get08:40:122
84793899242,21cyclictest909037-21apt-get08:10:121
847938992419,4cyclictest893489-21cron07:55:001
847938992419,3cyclictest1001299-21sed09:40:151
847938992418,5cyclictest1060550-21taskset10:35:181
84793899241,3cyclictest1124093-21basename11:40:011
84793899241,20cyclictest0-21swapper/108:40:111
84793899240,3cyclictest1186776-21cron12:40:011
84793899240,23cyclictest1113185-21dpkg11:30:001
84793899240,21cyclictest0-21swapper/109:30:111
84793899240,21cyclictest0-21swapper/108:45:121
847936992420,2cyclictest17850irq/129-nvme0q108:45:000
847936992420,2cyclictest1031225-21apt-get10:10:090
84793699241,3cyclictest878556-21apt-get07:40:110
84793699241,21cyclictest929314-21apt-get08:30:120
84793699241,21cyclictest1108312-21apt-get11:25:100
84793699240,21cyclictest0-21swapper/009:20:010
847946992320,2cyclictest1055465-21ntpq10:30:193
84794699231,20cyclictest995706-21apt-get09:35:093
84794699231,20cyclictest893768-21apt-get07:55:113
84794699231,20cyclictest1067254-21apt-get10:45:123
84794699231,19cyclictest959754-21apt-get09:00:123
84794699231,19cyclictest0-21swapper/311:55:123
84794699230,22cyclictest64-21kcompactd009:18:203
84794699230,20cyclictest0-21swapper/312:10:103
847941992319,2cyclictest1010983-21apt-get09:50:112
84794199231,2cyclictest954707-21apt-get08:55:112
84794199231,20cyclictest934883-21grep08:35:162
84794199231,20cyclictest1176866-21apt-get12:30:122
84794199230,20cyclictest0-21swapper/209:30:092
84794199230,20cyclictest0-21swapper/208:05:122
84794199230,20cyclictest0-21swapper/207:10:102
847938992320,2cyclictest1113828-21apt-get11:30:121
847938992320,1cyclictest929314-21apt-get08:30:111
847938992319,2cyclictest1021091-21apt-get10:00:121
847938992318,3cyclictest1062163-21apt-get10:40:121
847938992317,4cyclictest863853-21cut07:25:161
84793899231,4cyclictest1030958-21cron10:10:001
84793899230,3cyclictest3871586-21snmpd10:20:121
84793899230,2cyclictest914107-21apt-get08:15:111
84793899230,22cyclictest1073250-21cut10:50:161
84793899230,21cyclictest1165601-21gpgv12:20:011
84793899230,21cyclictest1046969-21irqcore10:25:161
84793899230,19cyclictest0-21swapper/107:55:111
847936992320,2cyclictest1140415-21apt-get11:55:120
847936992319,3cyclictest965732-21irqcore09:05:150
847936992319,2cyclictest848150-21apt-get07:10:100
84793699231,2cyclictest1082918-21apt-get11:00:120
84793699231,2cyclictest0-21swapper/010:42:440
84793699231,2cyclictest0-21swapper/009:50:170
84793699231,20cyclictest0-21swapper/012:35:110
84793699230,3cyclictest1129370-21sed11:45:000
84793699230,21cyclictest862306-21/usr/sbin/munin07:20:220
84793699230,21cyclictest1-21systemd10:40:000
847946992219,2cyclictest509-21systemd-logind09:15:003
847946992218,2cyclictest3777322-21systemd-journal08:25:003
847946992217,4cyclictest1-21systemd11:50:013
84794699221,2cyclictest0-21swapper/312:20:133
84794699221,2cyclictest0-21swapper/309:30:003
84794699221,20cyclictest853235-21apt-get07:15:113
84794699221,19cyclictest0-21swapper/311:30:123
84794699220,2cyclictest1-21systemd11:05:013
84794699220,20cyclictest0-21swapper/311:15:133
84794199221,1cyclictest0-21swapper/207:45:122
84794199220,2cyclictest960238-21ps09:00:172
84794199220,19cyclictest0-21swapper/211:00:122
84794199220,19cyclictest0-21swapper/210:25:112
84794199220,19cyclictest0-21swapper/210:05:112
84794199220,19cyclictest0-21swapper/209:25:112
84794199220,19cyclictest0-21swapper/208:10:112
847938992220,1cyclictest0-21swapper/110:45:121
847938992219,2cyclictest1176224-21systemd-run12:30:001
847938992218,3cyclictest702-21runrttasks09:16:121
847938992218,2cyclictest0-21swapper/111:10:111
84793899221,20cyclictest0-21swapper/112:30:161
84793899221,20cyclictest0-21swapper/107:45:121
84793899220,21cyclictest1129357-21grep11:45:001
84793899220,19cyclictest0-21swapper/111:00:121
84793899220,19cyclictest0-21swapper/107:15:121
847936992220,1cyclictest1130341-21irqcore11:45:140
847936992219,2cyclictest0-21swapper/010:45:110
847936992219,2cyclictest0-21swapper/009:25:110
847936992218,2cyclictest907906-21ntpq08:05:210
847936992218,2cyclictest1160721-21apt-get12:15:120
84793699221,2cyclictest0-21swapper/011:10:110
84793699220,21cyclictest64-21kcompactd011:50:290
84793699220,21cyclictest1088413-21/usr/sbin/munin11:05:170
84793699220,21cyclictest0-21swapper/008:25:130
84793699220,21cyclictest0-21swapper/007:35:220
84793699220,20cyclictest0-21swapper/012:05:120
847946992119,1cyclictest0-21swapper/308:45:123
847946992118,2cyclictest0-21swapper/310:50:163
847946992118,2cyclictest0-21swapper/309:30:103
847946992117,2cyclictest0-21swapper/311:50:143
847946992116,3cyclictest1171842-21irqcore12:25:153
84794699210,2cyclictest64-21kcompactd007:48:013
84794699210,2cyclictest1186777-21cron12:40:013
84794699210,2cyclictest1119785-21grep11:35:173
84794699210,20cyclictest964551-21apt-get09:05:023
84794699210,1cyclictest1000800-21apt-get09:40:103
84794699210,19cyclictest1030959-21cron10:10:003
84794699210,19cyclictest0-21swapper/308:15:113
84794699210,18cyclictest0-21swapper/309:45:123
847941992119,1cyclictest0-21swapper/211:10:092
847941992119,1cyclictest0-21swapper/208:20:112
847941992118,2cyclictest0-21swapper/209:05:112
847941992117,2cyclictest1036299-21apt-get10:15:152
847941992117,2cyclictest0-21swapper/207:35:122
847941992116,3cyclictest1103730-21sed11:20:152
84794199211,19cyclictest0-21swapper/211:35:122
84794199211,19cyclictest0-21swapper/210:40:002
84794199210,20cyclictest1-21systemd11:10:002
84794199210,19cyclictest0-21swapper/211:40:102
847938992119,1cyclictest0-21swapper/110:30:111
847938992119,1cyclictest0-21swapper/109:55:221
847938992119,1cyclictest0-21swapper/107:40:111
847938992118,1cyclictest0-21swapper/107:20:121
84793899210,19cyclictest0-21swapper/109:50:031
847936992119,1cyclictest0-21swapper/009:56:300
847936992119,1cyclictest0-21swapper/007:53:240
847936992115,4cyclictest887542-21ntpq07:45:200
84793699211,1cyclictest0-21swapper/011:35:130
84793699211,19cyclictest0-21swapper/009:45:130
84793699210,20cyclictest0-21swapper/012:25:120
84793699210,20cyclictest0-21swapper/008:00:230
84793699210,1cyclictest0-21swapper/011:30:040
847946992019,1cyclictest64-21kcompactd009:51:083
847946992018,1cyclictest0-21swapper/312:30:113
847946992018,1cyclictest0-21swapper/310:40:123
847946992018,1cyclictest0-21swapper/309:20:103
847946992017,1cyclictest893491-21cron07:55:003
847946992017,1cyclictest1129358-21wc11:45:003
847946992016,2cyclictest1036022-21cron10:14:593
84794699200,1cyclictest0-21swapper/312:15:133
84794699200,1cyclictest0-21swapper/307:40:103
84794699200,1cyclictest0-21swapper/307:20:113
84794699200,19cyclictest1113145-21munin-run11:30:003
847941992018,1cyclictest0-21swapper/210:10:092
847941992018,1cyclictest0-21swapper/210:00:492
847941992018,1cyclictest0-21swapper/209:40:102
847941992018,1cyclictest0-21swapper/207:40:102
847941992017,2cyclictest863096-21munin-plugin-st07:25:012
847941992014,4cyclictest980252-21cron09:20:002
84794199200,20cyclictest0-21swapper/207:16:182
84794199200,1cyclictest0-21swapper/211:30:032
84794199200,1cyclictest0-21swapper/210:40:022
84794199200,1cyclictest0-21swapper/210:34:412
84794199200,1cyclictest0-21swapper/208:15:112
84794199200,1cyclictest0-21swapper/207:50:112
84794199200,19cyclictest0-21swapper/212:35:192
84794199200,19cyclictest0-21swapper/209:55:202
84794199200,19cyclictest0-21swapper/208:00:202
847938992019,1cyclictest0-21swapper/111:50:011
847938992018,1cyclictest0-21swapper/112:00:121
847936992018,1cyclictest1041149-21systemd-run10:20:000
847936992018,1cyclictest0-21swapper/009:10:120
847936992018,1cyclictest0-21swapper/008:55:110
847936992018,1cyclictest0-21swapper/007:25:120
847936992017,2cyclictest944525-21apt-get08:45:140
847936992017,2cyclictest0-21swapper/010:25:120
847936992016,2cyclictest949618-21apt-get08:50:130
847936992016,2cyclictest0-21swapper/008:35:120
84793699200,19cyclictest0-21swapper/010:00:120
847946991918,1cyclictest64-21kcompactd007:12:323
847946991917,1cyclictest0-21swapper/308:30:113
847946991916,2cyclictest924748-21sed08:25:173
847946991916,2cyclictest899382-21tr08:00:163
84794699190,1cyclictest0-21swapper/308:05:213
84794699190,19cyclictest64-21kcompactd008:56:183
84794699190,0cyclictest0-21swapper/310:15:153
847941991917,1cyclictest0-21swapper/210:50:022
847941991917,1cyclictest0-21swapper/207:30:122
847941991915,3cyclictest928154-21ntp_kernel_pll_08:25:222
847938991918,1cyclictest0-21swapper/112:05:131
847938991917,1cyclictest0-21swapper/109:20:291
847938991917,1cyclictest0-21swapper/109:00:131
847938991916,2cyclictest64-21kcompactd009:13:301
847938991916,2cyclictest1006382-21irqcore09:45:181
847936991918,1cyclictest0-21swapper/010:55:380
847936991916,2cyclictest919696-21ps08:20:150
847936991915,2cyclictest1156150-21tr12:10:150
847936991912,5cyclictest909540-21cut08:10:160
84793699190,19cyclictest0-21swapper/010:50:170
847946991816,1cyclictest0-21swapper/312:00:123
847946991816,1cyclictest0-21swapper/309:55:123
847946991816,1cyclictest0-21swapper/308:40:113
847946991816,1cyclictest0-21swapper/307:29:443
847946991815,2cyclictest1150577-21apt-get12:05:123
847946991814,2cyclictest1060548-21ntpq10:35:183
847941991816,1cyclictest0-21swapper/209:35:092
84794199180,17cyclictest1-21systemd08:50:002
84794199180,0cyclictest0-21swapper/212:05:122
847938991816,1cyclictest873465-21apt-get07:35:121
847938991816,1cyclictest0-21swapper/112:10:101
847938991816,1cyclictest0-21swapper/110:55:101
847938991816,1cyclictest0-21swapper/108:50:121
847938991816,1cyclictest0-21swapper/108:00:111
847938991815,2cyclictest1090628-21kthreadcore11:05:191
847938991815,2cyclictest0-21swapper/110:15:151
847936991816,1cyclictest0-21swapper/010:05:110
847936991815,2cyclictest3777322-21systemd-journal09:45:000
847936991814,2cyclictest1103738-21ps11:20:160
847936991813,3cyclictest61650irq/133-enp0s29f1:rx-012:20:120
847946991715,1cyclictest0-21swapper/307:36:443
847946991714,2cyclictest1093032-21apt-get11:10:113
847941991716,1cyclictest0-21swapper/212:25:572
847941991716,1cyclictest0-21swapper/210:58:202
847941991715,1cyclictest0-21swapper/212:20:362
847941991715,1cyclictest0-21swapper/211:15:132
847941991714,1cyclictest0-21swapper/208:50:132
847941991713,3cyclictest929803-21irqcore08:30:152
847941991713,2cyclictest1005893-21apt-get09:45:132
847938991714,2cyclictest0-21swapper/108:40:001
847938991713,2cyclictest0-21swapper/108:55:111
847936991715,1cyclictest0-21swapper/007:55:120
847936991714,2cyclictest990638-21apt-get09:30:100
847936991713,3cyclictest1000106-21unixbench_singl09:35:210
847936991712,3cyclictest1145484-21apt-get12:00:110
847946991615,1cyclictest0-21swapper/308:39:383
847941991613,2cyclictest980525-21apt-get09:20:112
847938991613,2cyclictest868751-21gltestperf07:30:141
847938991612,2cyclictest924732-21ps08:25:171
847936991614,1cyclictest0-21swapper/007:15:150
847936991612,3cyclictest61650irq/133-enp0s29f1:rx-012:30:120
847936991612,2cyclictest959754-21apt-get09:00:130
847946991513,1cyclictest0-21swapper/310:00:113
847946991512,2cyclictest1082171-21unixbench_multi10:55:233
847946991512,2cyclictest0-21swapper/311:25:003
84794199159,4cyclictest1046214-21idleruntime-cro10:24:592
847941991513,2cyclictest64-21kcompactd012:01:142
847938991513,1cyclictest0-21swapper/109:05:111
847938991511,2cyclictest904284-21gltestperf08:05:151
847946991411,1cyclictest0-21swapper/308:50:123
847941991411,2cyclictest895899-21kthreadcore07:55:172
847938991410,2cyclictest0-21swapper/110:10:211
847936991411,2cyclictest61650irq/133-enp0s29f1:rx-009:20:130
847936991411,2cyclictest0-21swapper/011:15:130
84794199134,2cyclictest191rcu_preempt10:45:172
847941991310,2cyclictest970343-21apt-get09:10:122
84793899130,3cyclictest0-21swapper/111:20:201
84793699139,3cyclictest61650irq/133-enp0s29f1:rx-010:20:120
84793699130,3cyclictest847861-21latency_hist07:10:010
847946991210,1cyclictest873212-21turbostat07:35:013
84794699110,9cyclictest847861-21latency_hist07:10:013
84793899119,1cyclictest0-21swapper/109:25:111
84794199108,1cyclictest0-21swapper/212:15:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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