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2026-03-10 - 00:00
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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 100 highest latencies:
System rackeslot4.osadl.org (updated Mon Mar 09, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3092647995047,2cyclictest3267116-21fwupd09:59:563
3092644993026,2cyclictest261-21systemd-journal08:25:002
3092647992825,1cyclictest0-21swapper/307:15:183
309264799281,22cyclictest3179783-21apt-get08:35:133
309264499287,5cyclictest3354585-21grep11:25:172
309264499282,23cyclictest3092634-21cyclictest07:25:112
309264799271,22cyclictest3195387-21apt-get08:50:133
309264499275,21cyclictest3317276-21cat10:45:252
3092641992721,2cyclictest191rcu_preempt12:40:001
3092639992723,3cyclictest3184628-21systemd-run08:40:010
309264799262,21cyclictest3251875-21apt-get09:45:113
309264799261,21cyclictest3375186-21apt-get11:45:123
309264499266,6cyclictest3369644-21sed11:40:012
309264499265,8cyclictest3306841-21ntpq10:35:192
3092644992623,2cyclictest0-21swapper/210:00:182
3092644992623,2cyclictest0-21swapper/208:05:002
3092647992520,2cyclictest3308002-21apt-get10:40:123
3092647992519,4cyclictest3380769-21irqcore11:50:163
309264799251,21cyclictest3215843-21cat09:10:003
309264799251,21cyclictest3118600-21apt-get07:35:113
309264799251,20cyclictest0-21swapper/310:05:113
309264799251,20cyclictest0-21swapper/308:00:143
309264799250,23cyclictest3215381-21/usr/sbin/munin09:10:013
309264799250,23cyclictest3215381-21/usr/sbin/munin09:10:003
309264799250,20cyclictest0-21swapper/307:20:113
3092644992522,2cyclictest0-21swapper/210:10:132
3092644992522,2cyclictest0-21swapper/209:05:132
3092644992522,2cyclictest0-21swapper/209:05:122
309264499251,21cyclictest3426870-21tr12:35:162
309264499251,20cyclictest0-21swapper/208:40:022
309264499250,23cyclictest3174430-21awk08:29:592
3092641992521,2cyclictest301rcuc/108:19:591
309264199251,21cyclictest3190310-21apt-get08:45:111
3092639992522,2cyclictest0-21swapper/009:59:560
309263999251,22cyclictest3333381-21apt-get11:05:110
309263999250,23cyclictest3328295-21taskset11:00:120
3092647992420,2cyclictest3364623-21apt-get11:35:113
309264799241,3cyclictest3117426-21ntpq07:30:203
309264799241,2cyclictest3226585-21apt-get09:20:113
309264799241,21cyclictest3295022-21sort10:25:173
309264799241,20cyclictest3185283-21apt-get08:40:113
309264799241,20cyclictest0-21swapper/312:15:113
309264799240,22cyclictest3328008-21cron11:00:003
309264799240,20cyclictest0-21swapper/307:45:133
309264499243,2cyclictest0-21swapper/207:10:172
3092644992420,2cyclictest3236692-21apt-get09:30:112
309264499241,21cyclictest0-21swapper/208:10:022
309264499241,20cyclictest3380276-21apt-get11:50:122
309264499241,20cyclictest3241769-21apt-get09:35:112
309264499240,22cyclictest3252370-21ps09:45:162
309263999241,21cyclictest3405692-21apt-get12:15:110
309263999241,21cyclictest3272519-21apt-get10:05:110
309263999240,1cyclictest0-21swapper/012:30:110
3092647992319,2cyclictest3301753-21ntpq10:30:203
3092647992319,2cyclictest3235520-21ntpq09:25:203
3092647992319,2cyclictest0-21swapper/312:00:223
3092647992319,2cyclictest0-21swapper/310:20:113
3092647992319,2cyclictest0-21swapper/310:15:123
3092647992318,3cyclictest3415848-21apt-get12:25:113
3092647992318,3cyclictest3134718-21sort07:50:153
309264799231,2cyclictest3328292-21apt-get11:00:133
309264799231,2cyclictest3149433-21apt-get08:05:103
309264799231,20cyclictest3348752-21munin-run11:20:003
309264799230,3cyclictest3242261-21cut09:35:163
309264799230,20cyclictest0-21swapper/312:20:133
309264799230,20cyclictest0-21swapper/310:45:133
309264799230,20cyclictest0-21swapper/307:25:113
309264499236,6cyclictest3292587-21sed10:25:002
309264499236,5cyclictest3134124-21latency_hist07:50:012
309264499233,7cyclictest3394651-21wc12:00:242
309264499233,7cyclictest3273937-21cut10:05:162
3092644992319,2cyclictest3318165-21apt-get10:50:122
3092644992318,3cyclictest0-21swapper/211:45:012
309264499231,2cyclictest3328021-21sh11:00:002
309264499231,20cyclictest0-21swapper/207:55:102
309264499231,19cyclictest0-21swapper/209:25:112
309264499230,20cyclictest0-21swapper/212:10:112
309264499230,20cyclictest0-21swapper/211:15:132
3092641992320,2cyclictest3144339-21apt-get08:00:131
3092641992318,3cyclictest3287751-21apt-get10:20:121
309264199231,21cyclictest3123654-21apt-get07:40:121
309264199230,3cyclictest3220981-21grep09:15:001
309263999232,20cyclictest3297866-21apt-get10:30:120
3092639992319,2cyclictest3092859-21apt-get07:10:110
3092639992318,4cyclictest3416330-21irqcore12:25:160
3092639992318,3cyclictest3347876-21ntpq11:15:220
309263999231,2cyclictest3390488-21apt-get12:00:130
309263999231,2cyclictest3200418-21apt-get08:55:120
309263999231,2cyclictest3169652-21apt-get08:25:100
309263999231,21cyclictest3363509-21ntpq11:30:220
309263999231,20cyclictest3426381-21apt-get12:35:130
309263999231,20cyclictest3323232-21apt-get10:55:120
309263999231,19cyclictest0-21swapper/011:25:120
309263999230,21cyclictest3415565-21cron12:25:000
3092647992217,4cyclictest3236859-21/usr/sbin/munin09:30:133
3092647992217,3cyclictest3354087-21apt-get11:25:133
309264799221,20cyclictest0-21swapper/307:55:193
309264799221,1cyclictest0-21swapper/311:55:113
309264799221,1cyclictest0-21swapper/311:55:113
309264799221,18cyclictest0-21swapper/308:55:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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