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2025-11-06 - 00:45
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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 100 highest latencies:
System rackaslot6.osadl.org (updated Mon Oct 27, 2025 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3843483997360,733cyclictest1910-21snmpd20:27:103
3843480996461,642cyclictest34-21rcuc/222:51:002
3843480991590,156cyclictest255-21systemd-journal19:49:252
3843483991411,137cyclictest815-21snmpd23:54:433
384348399780,75cyclictest1430-21munin-node22:32:343
384348399780,75cyclictest1430-21munin-node22:32:343
384347699494,21cyclictest1430-21munin-node20:25:170
384347699427,17cyclictest0-21swapper/019:35:040
384347699421,13cyclictest0-21swapper/023:45:220
384347699421,13cyclictest0-21swapper/023:45:220
384347699360,24cyclictest0-21swapper/021:10:410
384347699358,12cyclictest3872622-21fschecks_time20:35:160
3843476993516,5cyclictest3942132-21unixbench_multi00:00:240
384347699351,18cyclictest0-21swapper/021:45:150
3843476993421,11cyclictest3901988-21idleruntime-cro22:05:000
384347699337,10cyclictest0-21swapper/000:25:030
384348499319,18cyclictest3846729-21grep19:15:274
384347699315,3cyclictest3953086-21fschecks_time00:35:190
3843476993116,4cyclictest3900324-21idleruntime-cro22:00:000
3843484993024,4cyclictest3866884-21cron20:19:594
3843483993013,8cyclictest20850irq/121-46000000.ethernet-tx600:15:133
3843480993013,2cyclictest0-21swapper/219:50:172
3843476993019,4cyclictest3915771-21/usr/sbin/munin22:45:180
384347699300,14cyclictest0-21swapper/019:10:220
3843491992925,2cyclictest3949512-21aten_rapower_po00:25:177
3843480992924,3cyclictest3922173-21idleruntime-cro23:05:002
3843480992922,3cyclictest3953170-21sed00:35:192
384347999299,4cyclictest3948659-21timerandwakeup00:20:301
384347999298,16cyclictest3856872-21kworker/u32:13+rpciod19:50:181
384347699298,5cyclictest3911214-21gltestperf22:30:180
384347699298,5cyclictest3911214-21gltestperf22:30:170
384347699291,17cyclictest0-21swapper/022:50:140
384348899287,17cyclictest3862985-21/usr/sbin/munin20:05:256
3843488992823,3cyclictest3922489-21latency_hist23:05:016
3843488992818,2cyclictest21050irq/124-46000000.ethernet-rx000:00:226
3843487992823,3cyclictest3938911-21latency_hist23:55:005
3843484992821,4cyclictest3940508-21grep23:55:284
3843484992813,1cyclictest0-21swapper/419:50:184
3843480992811,9cyclictest0-21swapper/223:50:232
384347999281,17cyclictest0-21swapper/119:40:151
3843476992812,2cyclictest0-21swapper/019:20:000
384347699280,20cyclictest0-21swapper/019:32:110
3843491992715,5cyclictest0-21swapper/722:47:007
384348899278,2cyclictest3880829-21df_abs21:00:176
384348899273,17cyclictest1453400-21kworker/6:1-events20:30:236
384348899273,17cyclictest1453400-21kworker/6:1-events20:30:236
3843487992723,2cyclictest3872784-21kernelversion20:35:195
384348799271,6cyclictest0-21swapper/523:55:205
384348499278,16cyclictest3894182-21aten_rapower_vo21:40:154
3843484992723,2cyclictest3922610-21/usr/sbin/munin23:05:334
3843484992722,3cyclictest3953171-21cut00:35:194
3843484992722,3cyclictest3890346-21latency_hist21:30:014
3843480992723,2cyclictest3947240-21cron00:19:592
3843480992723,2cyclictest3847652-21cut19:20:172
384347999271,18cyclictest3891185-21ntpq21:30:191
384347699275,17cyclictest3848361-21grep19:20:260
384347699271,5cyclictest3865880-21grep20:15:160
384347699271,19cyclictest0-21swapper/023:00:000
384347699270,25cyclictest0-21swapper/021:35:210
3843491992622,3cyclictest3930942-21/usr/sbin/munin23:30:187
3843491992617,3cyclictest0-21swapper/722:50:037
3843491992617,2cyclictest21050irq/124-46000000.ethernet-rx022:40:217
384348899269,10cyclictest66-21rcuc/622:05:136
384348899262,18cyclictest0-21swapper/622:50:256
3843488992619,4cyclictest66-21rcuc/600:18:306
3843484992618,4cyclictest3905815-21apt-get22:15:154
3843480992622,2cyclictest3861341-21proc_pri20:00:262
3843480992622,2cyclictest3861341-21proc_pri20:00:262
384347999265,17cyclictest3897985-21ntp_kernel_pll_21:50:211
384347999265,17cyclictest3897985-21ntp_kernel_pll_21:50:201
3843476992620,4cyclictest3907776-21fschecks_time22:20:170
3843476992616,3cyclictest3857570-21fschecks_count19:50:180
384347699261,14cyclictest0-21swapper/023:20:190
3843488992520,3cyclictest66-21rcuc/620:00:196
3843488992520,3cyclictest66-21rcuc/620:00:186
3843488992520,3cyclictest3864247-21fschecks_count20:10:176
3843488992519,3cyclictest0-21swapper/600:25:036
384348899251,20cyclictest3931622-21ntpq23:30:246
384348899251,19cyclictest66-21rcuc/622:45:116
384348799252,19cyclictest0-21swapper/523:20:195
3843487992521,3cyclictest3884365-21/usr/sbin/munin21:10:215
3843487992519,4cyclictest3946832-21/usr/sbin/munin00:15:265
3843487992519,3cyclictest21050irq/124-46000000.ethernet-rx019:20:005
3843487992515,5cyclictest0-21swapper/523:05:045
384348799250,18cyclictest0-21swapper/522:05:195
3843484992520,3cyclictest3865518-21latency_hist20:15:014
3843484992519,4cyclictest3938367-21/usr/sbin/munin23:50:264
3843484992515,3cyclictest20850irq/121-46000000.ethernet-tx623:15:214
384348499251,3cyclictest0-21swapper/421:50:164
384348499251,3cyclictest0-21swapper/421:50:164
384348499251,20cyclictest0-21swapper/419:40:204
384348399252,18cyclictest0-21swapper/322:40:143
384348399251,19cyclictest0-21swapper/319:35:043
384348399250,21cyclictest0-21swapper/322:21:453
3843480992519,4cyclictest3949913-21kernelversion00:25:212
3843479992520,3cyclictest3900306-21cron22:00:001
3843479992519,3cyclictest3944172-21latency_hist00:10:011
3843479992519,3cyclictest3902826-21gltestperf22:05:181
384347699254,17cyclictest3874321-21fschecks_time20:40:150
3843476992523,1cyclictest0-21swapper/020:50:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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