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2026-06-28 - 04:07
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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 Sun Jun 28, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
389408199320,4cyclictest4107337-21basename22:40:013
389408199311,20cyclictest0-21swapper/322:50:183
3894071993027,2cyclictest0-21swapper/021:20:000
389408199291,3cyclictest4067083-21apt-get22:00:123
389408199291,19cyclictest0-21swapper/300:00:133
389408199290,21cyclictest3965359-21/usr/sbin/munin20:20:163
389408199281,19cyclictest0-21swapper/322:55:133
3894081992719,6cyclictest0-21swapper/322:30:103
389408199271,24cyclictest3909501-21apt-get19:25:133
389408199271,23cyclictest3777322-21systemd-journal22:30:003
389408199271,23cyclictest0-21swapper/320:25:113
3894081992620,4cyclictest3944848-21apt-get20:00:103
3894081992620,3cyclictest4056954-21apt-get21:50:133
3894081992614,10cyclictest4016560-21grep21:10:153
389408199261,21cyclictest4168733-21apt-get23:40:113
389408199261,21cyclictest0-21swapper/323:45:133
3894081992518,5cyclictest4010037-21/usr/sbin/munin21:00:243
3894081992517,7cyclictest3904936-21irqcore19:20:173
3894081992515,8cyclictest0-21swapper/319:40:003
389408199251,20cyclictest0-21swapper/323:15:123
389408199251,20cyclictest0-21swapper/323:00:123
389408199250,5cyclictest3954694-21cron20:10:003
389408199250,2cyclictest0-21swapper/319:42:303
389408199250,22cyclictest11102-21sed00:15:183
3894071992520,3cyclictest4051899-21apt-get21:45:110
389407199250,5cyclictest4036048-21latency_hist21:30:010
3894081992420,2cyclictest514-21in:imuxsock20:35:003
3894081992419,3cyclictest2875-21cron21:45:003
3894081992419,2cyclictest3980204-21apt-get20:35:113
3894081992419,2cyclictest3980204-21apt-get20:35:113
389408199241,3cyclictest5586-21apt-get00:10:143
389408199241,3cyclictest4138392-21apt-get23:10:113
389408199241,3cyclictest4138392-21apt-get23:10:113
389408199241,3cyclictest4077190-21apt-get22:10:113
389408199241,20cyclictest521-21apt-get00:05:143
389408199241,20cyclictest0-21swapper/321:30:113
389408199240,22cyclictest3958874-21taskset20:10:203
389408199240,21cyclictest0-21swapper/323:35:123
389407999241,20cyclictest4041792-21apt-get21:35:132
389407499242,2cyclictest4153578-21apt-get23:25:121
389407499242,20cyclictest4118163-21apt-get22:50:131
3894074992419,3cyclictest4107607-21apt-get22:40:121
389407499241,21cyclictest4113087-21apt-get22:45:131
389407499241,20cyclictest4026185-21apt-get21:20:131
389407199242,21cyclictest4072160-21apt-get22:05:130
389407199242,21cyclictest3960010-21apt-get20:15:120
3894071992422,1cyclictest0-21swapper/023:10:000
3894081992319,2cyclictest4183943-21apt-get23:55:113
3894081992319,2cyclictest20745-21apt-get00:25:123
3894081992318,3cyclictest3990105-21cron20:45:003
3894081992316,5cyclictest0-21swapper/323:25:123
389408199231,21cyclictest4113585-21grep22:45:173
3894081992312,10cyclictest4163409-21cron23:35:013
389408199230,3cyclictest0-21swapper/320:55:123
389408199230,20cyclictest0-21swapper/322:40:113
3894079992320,2cyclictest3924613-21apt-get19:40:122
3894079992319,2cyclictest4082266-21apt-get22:15:102
3894079992319,2cyclictest3898215-21ntpq19:10:212
389407999231,19cyclictest3914549-21apt-get19:30:102
389407999230,20cyclictest0-21swapper/222:35:122
389407499231,20cyclictest4158654-21apt-get23:30:111
389407499231,20cyclictest3919583-21apt-get19:35:121
389407499231,19cyclictest0-21swapper/120:30:121
389407499230,4cyclictest4071108-21/usr/sbin/munin22:00:241
389407499230,20cyclictest0-21swapper/123:05:111
389407499230,20cyclictest0-21swapper/122:35:111
389407499230,20cyclictest0-21swapper/120:35:111
389407499230,20cyclictest0-21swapper/120:35:111
389407499230,20cyclictest0-21swapper/100:10:141
389407499230,19cyclictest0-21swapper/122:15:101
3894071992321,1cyclictest0-21swapper/000:20:000
3894071992320,2cyclictest3985282-21apt-get20:40:130
389407199231,20cyclictest4168733-21apt-get23:40:110
389407199231,20cyclictest3975174-21apt-get20:30:120
389407199230,22cyclictest4112785-21sed22:45:010
3894081992218,3cyclictest30414-21sshd00:32:143
389408199221,2cyclictest0-21swapper/319:50:113
389408199221,20cyclictest0-21swapper/321:16:343
389407999223,9cyclictest3969857-21awk20:25:002
3894079992218,2cyclictest4057455-21tr21:50:172
3894079992218,2cyclictest3938611-21ntpq19:50:202
389407999220,21cyclictest4157871-21unixbench-2d23:25:242
389407999220,20cyclictest0-21swapper/221:20:122
389407999220,19cyclictest0-21swapper/221:40:132
389407999220,19cyclictest0-21swapper/220:00:092
389407999220,19cyclictest0-21swapper/219:45:122
389407999220,19cyclictest0-21swapper/200:25:132
3894074992219,2cyclictest4036736-21apt-get21:30:101
3894074992219,1cyclictest10615-21apt-get00:15:131
3894074992218,3cyclictest4056146-21timerwakeupswit21:45:241
3894074992218,3cyclictest4047345-21sed21:40:171
389407499221,1cyclictest0-21swapper/120:10:101
389407499220,21cyclictest4189972-21ps00:00:171
389407499220,19cyclictest0-21swapper/122:55:141
389407499220,19cyclictest0-21swapper/120:15:121
3894071992220,1cyclictest4163686-21apt-get23:35:130
3894071992220,1cyclictest4031005-21munin-run21:25:000
3894071992218,2cyclictest4011502-21ps21:05:170
389407199221,2cyclictest15672-21apt-get00:20:130
389407199221,20cyclictest0-21swapper/023:15:110
389407199221,20cyclictest0-21swapper/023:10:130
389407199221,20cyclictest0-21swapper/023:10:120
389407199221,20cyclictest0-21swapper/020:35:110
389407199221,20cyclictest0-21swapper/020:35:110
389407199221,20cyclictest0-21swapper/020:10:110
389407199221,20cyclictest0-21swapper/000:05:000
3894081992119,1cyclictest0-21swapper/319:10:233
3894081992118,2cyclictest0-21swapper/319:30:103
3894081992117,2cyclictest0-21swapper/319:55:123
3894081992116,3cyclictest0-21swapper/323:50:123
3894081992115,4cyclictest0-21swapper/320:50:103
3894081992112,7cyclictest4036035-21cron21:30:003
389408199210,2cyclictest3995155-21cron20:50:003
389408199210,2cyclictest0-21swapper/321:21:573
3894079992118,1cyclictest0-21swapper/221:45:112
389407999211,18cyclictest0-21swapper/223:05:112
389407999210,2cyclictest4099702-21ps22:30:152
389407999210,19cyclictest3939775-21apt-get19:55:122
389407999210,19cyclictest0-21swapper/200:20:142
389407999210,18cyclictest0-21swapper/221:05:122
3894074992118,2cyclictest4015801-21cron21:10:001
3894074992117,2cyclictest3985784-21cut20:40:171
3894074992117,2cyclictest3974895-21cron20:30:001
3894074992117,2cyclictest0-21swapper/100:30:001
389407499211,1cyclictest0-21swapper/123:55:121
389407499211,19cyclictest0-21swapper/119:15:241
389407499210,2cyclictest3945350-21grep20:00:151
389407499210,20cyclictest4148697-21tune2fs23:20:141
389407499210,1cyclictest0-21swapper/100:05:131
389407499210,19cyclictest0-21swapper/119:30:101
389407499210,19cyclictest0-21swapper/100:35:111
3894071992119,1cyclictest4092424-21apt-get22:25:130
3894071992119,1cyclictest0-21swapper/021:50:130
3894071992119,1cyclictest0-21swapper/020:00:100
3894071992119,1cyclictest0-21swapper/019:40:120
3894071992119,1cyclictest0-21swapper/000:25:130
3894071992118,2cyclictest4133078-21munin-run23:05:000
3894071992118,2cyclictest171ktimers/023:25:120
3894071992117,2cyclictest3990380-21apt-get20:45:120
3894071992116,4cyclictest6086-21grep00:10:180
3894071992116,4cyclictest4000233-21cron20:55:000
389407199211,1cyclictest0-21swapper/021:10:110
389407199211,19cyclictest0-21swapper/019:15:130
389407199210,2cyclictest4000996-21grep20:55:160
389407199210,20cyclictest211rcuc/019:55:130
389407199210,20cyclictest0-21swapper/000:35:120
389407199210,19cyclictest4097474-21apt-get22:30:100
3894081992018,1cyclictest0-21swapper/321:47:133
3894081992017,2cyclictest0-21swapper/321:55:123
3894081992017,2cyclictest0-21swapper/321:05:493
3894081992017,2cyclictest0-21swapper/319:16:093
3894081992016,3cyclictest0-21swapper/323:22:223
3894081992015,3cyclictest4072160-21apt-get22:05:143
3894079992018,1cyclictest4172859-21timerandwakeup23:40:242
3894079992018,1cyclictest0-21swapper/223:10:122
3894079992018,1cyclictest0-21swapper/223:10:122
3894079992018,1cyclictest0-21swapper/222:00:122
3894079992018,1cyclictest0-21swapper/220:50:092
3894079992018,1cyclictest0-21swapper/220:30:122
3894079992018,1cyclictest0-21swapper/219:35:122
3894079992017,1cyclictest0-21swapper/219:15:132
3894079992016,2cyclictest3980204-21apt-get20:35:112
3894079992016,2cyclictest3980204-21apt-get20:35:102
389407999200,1cyclictest0-21swapper/223:55:122
389407999200,1cyclictest0-21swapper/222:10:122
389407999200,1cyclictest0-21swapper/221:10:112
389407999200,1cyclictest0-21swapper/220:25:112
389407999200,1cyclictest0-21swapper/200:35:122
389407999200,19cyclictest0-21swapper/221:30:102
3894074992018,1cyclictest64-21kcompactd022:30:461
3894074992018,1cyclictest64-21kcompactd022:28:371
3894074992018,1cyclictest0-21swapper/121:15:131
389407499200,1cyclictest0-21swapper/119:40:121
389407499200,19cyclictest0-21swapper/123:50:121
389407499200,19cyclictest0-21swapper/123:35:491
389407499200,19cyclictest0-21swapper/119:20:271
3894071992018,1cyclictest4123240-21apt-get22:55:140
3894071992018,1cyclictest3954686-21idleruntime-cro20:10:000
3894071992018,1cyclictest3908588-21modprobe19:20:250
3894071992018,1cyclictest0-21swapper/023:45:130
3894071992018,1cyclictest0-21swapper/022:45:120
3894071992018,1cyclictest0-21swapper/022:35:120
3894071992018,1cyclictest0-21swapper/021:30:100
3894071992017,2cyclictest0-21swapper/019:10:120
3894071992016,3cyclictest4159149-21ps23:30:160
389407199200,1cyclictest0-21swapper/023:23:270
389407199200,1cyclictest0-21swapper/021:40:130
389407199200,1cyclictest0-21swapper/019:47:200
3894081991917,1cyclictest0-21swapper/322:20:133
3894081991916,1cyclictest0-21swapper/319:45:113
3894081991913,3cyclictest3964788-21cron20:20:003
3894081991912,6cyclictest4138155-21unin-run23:10:013
3894079991918,1cyclictest0-21swapper/200:07:322
3894079991917,1cyclictest0-21swapper/222:55:132
3894079991917,1cyclictest0-21swapper/222:20:122
3894079991917,1cyclictest0-21swapper/200:15:132
389407999190,1cyclictest64-21kcompactd020:14:122
389407999190,1cyclictest0-21swapper/223:30:112
3894074991913,4cyclictest4092151-21basename22:25:001
389407499190,1cyclictest0-21swapper/123:13:151
389407499190,1cyclictest0-21swapper/123:13:141
389407499190,18cyclictest0-21swapper/120:51:511
3894071991918,1cyclictest0-21swapper/023:55:120
3894071991918,1cyclictest0-21swapper/020:20:220
3894071991917,1cyclictest64-21kcompactd019:27:260
3894071991917,1cyclictest3970120-21apt-get20:25:110
3894071991917,1cyclictest0-21swapper/000:30:130
389407199190,1cyclictest0-21swapper/021:00:120
389407199190,18cyclictest0-21swapper/022:50:130
389408199181,5cyclictest31424-21sed00:35:163
3894081991815,2cyclictest0-21swapper/322:19:283
3894079991817,0cyclictest0-21swapper/223:35:132
3894079991816,1cyclictest4112394-21apt-get22:45:002
3894079991816,1cyclictest0-21swapper/223:00:122
3894079991816,1cyclictest0-21swapper/200:10:142
3894079991815,1cyclictest0-21swapper/220:15:122
3894079991814,2cyclictest0-21swapper/222:50:002
389407999180,1cyclictest4031757-21ps21:25:182
389407999180,1cyclictest0-21swapper/221:15:132
389407499180,1cyclictest0-21swapper/120:05:171
3894071991815,2cyclictest3934719-21apt-get19:50:110
3894071991811,1cyclictest191rcu_preempt22:15:150
389408199175,4cyclictest4042012-21cut21:35:143
389408199171,5cyclictest19681-21cut00:20:253
3894079991715,1cyclictest0-21swapper/221:55:242
3894079991715,1cyclictest0-21swapper/221:00:592
3894079991713,3cyclictest4189971-21kthreadcore00:00:172
389407999170,4cyclictest3990112-21sh20:45:002
3894074991715,1cyclictest0-21swapper/123:48:101
3894074991715,1cyclictest0-21swapper/121:55:121
3894074991715,1cyclictest0-21swapper/121:50:121
3894074991715,1cyclictest0-21swapper/100:30:131
3894074991714,2cyclictest3929665-21apt-get19:45:121
3894074991713,3cyclictest311ktimers/121:25:131
3894074991712,3cyclictest16041-21cut00:20:161
3894071991715,1cyclictest0-21swapper/019:30:400
3894071991715,1cyclictest0-21swapper/000:05:140
3894079991615,1cyclictest0-21swapper/222:25:212
3894079991614,1cyclictest4148210-21cron23:20:002
3894079991614,1cyclictest0-21swapper/223:20:112
389407999160,0cyclictest0-21swapper/219:28:302
3894074991614,1cyclictest0-21swapper/120:24:581
3894074991613,1cyclictest0-21swapper/123:40:121
389407199163,4cyclictest16-21ksoftirqd/022:25:000
3894071991615,1cyclictest0-21swapper/022:04:250
3894071991613,2cyclictest4081095-21ntpq22:10:200
3894071991610,4cyclictest3777322-21systemd-journal19:40:000
3894079991513,1cyclictest64-21kcompactd020:48:372
3894079991512,2cyclictest4178127-21unixbench_multi23:45:252
3894079991512,2cyclictest3904529-21cpuspeed_turbos19:20:132
3894074991514,1cyclictest64-21kcompactd023:04:381
3894074991514,1cyclictest0-21swapper/119:50:341
3894074991513,1cyclictest0-21swapper/120:45:121
3894074991513,1cyclictest0-21swapper/119:10:121
3894071991511,3cyclictest4042088-21gltestperf21:35:150
3894079991412,1cyclictest0-21swapper/222:50:242
3894074991412,1cyclictest4000510-21apt-get20:55:121
3894074991412,1cyclictest0-21swapper/121:00:111
3894074991411,2cyclictest64-21kcompactd022:10:521
3894074991411,2cyclictest4016177-21cpuspeed_turbos21:10:121
389407499140,0cyclictest0-21swapper/123:20:001
389407199140,4cyclictest4179189-21cut23:50:160
389407199140,1cyclictest0-21swapper/021:55:150
389408199130,4cyclictest3894129-21latency_hist19:10:003
389407999139,3cyclictest0-21swapper/221:00:012
3894079991310,2cyclictest509-21systemd-logind00:35:002
3894074991311,1cyclictest0-21swapper/119:25:121
389407999129,2cyclictest4178843-21apt-get23:50:122
389407499128,2cyclictest0-21swapper/119:59:591
3894074991210,1cyclictest0-21swapper/122:05:131
3894071991210,2cyclictest211rcuc/019:10:010
389407999118,2cyclictest4072135-21/usr/sbin/munin22:05:172
389407999118,2cyclictest0-21swapper/220:05:132
389407499100,9cyclictest0-21swapper/121:35:141
38940749995,3cyclictest3894127-21sed19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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