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2026-07-02 - 06:57
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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 376 highest latencies:
System rackeslot4.osadl.org (updated Thu Jul 02, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
368155499290,2cyclictest3732122-21sh19:59:592
3681549992725,1cyclictest3899758-21fwupd22:43:560
368155899261,22cyclictest3762724-21apt-get20:30:113
368155899261,21cyclictest3874879-21apt-get22:20:123
368155899261,21cyclictest0-21swapper/319:35:123
368155899261,21cyclictest0-21swapper/319:20:103
3681551992621,4cyclictest3747243-21turbostat20:14:591
368155899251,22cyclictest3777322-21systemd-journal22:05:003
368155899251,21cyclictest3798645-21apt-get21:05:113
368155899250,22cyclictest3945964-21cron23:30:003
368155899250,21cyclictest0-21swapper/319:30:113
368155499252,21cyclictest3814260-21apt-get21:20:102
3681554992520,3cyclictest3824377-21apt-get21:30:132
3681551992520,3cyclictest3920463-21apt-get23:05:131
368155199251,21cyclictest3717232-21apt-get19:45:131
3681558992420,2cyclictest3839516-21apt-get21:45:123
3681558992420,2cyclictest3681785-21apt-get19:10:123
368155899241,21cyclictest3890041-21apt-get22:35:123
368155899241,20cyclictest3859733-21apt-get22:05:113
368155899241,20cyclictest0-21swapper/323:35:133
368155899240,21cyclictest3905728-21ps22:50:163
368155899240,20cyclictest0-21swapper/300:15:103
368155499242,21cyclictest3702063-21apt-get19:30:112
368155499242,20cyclictest3686855-21apt-get19:15:132
3681554992420,2cyclictest3788494-21apt-get20:55:112
3681554992419,3cyclictest3879933-21apt-get22:25:112
368155499241,2cyclictest3905232-21apt-get22:50:122
368155499241,21cyclictest3808764-21apt-get21:15:132
368155499241,21cyclictest3707124-21apt-get19:35:122
3681551992418,4cyclictest3854385-21sh22:00:001
368155199241,20cyclictest3956374-21apt-get23:40:111
368155199241,20cyclictest0-21swapper/100:20:121
368155199240,23cyclictest3889759-21cron22:35:001
368155199240,22cyclictest3829129-21cron21:35:011
368154999242,2cyclictest3767778-21apt-get20:35:120
368154999241,3cyclictest3737424-21apt-get20:05:110
368154999241,2cyclictest3971530-21apt-get23:55:130
3681558992319,3cyclictest0-21swapper/320:15:003
3681558992319,2cyclictest3736265-21ntpq20:00:213
3681558992319,2cyclictest3712176-21apt-get19:40:113
3681558992319,2cyclictest0-21swapper/300:05:163
368155899231,2cyclictest3920183-21cron23:05:003
368155899231,2cyclictest3895094-21apt-get22:40:123
368155899231,20cyclictest3926021-21grep23:10:153
368155899231,20cyclictest3926021-21grep23:10:143
368155899231,20cyclictest0-21swapper/323:55:123
368155899230,20cyclictest0-21swapper/321:35:133
368155899230,20cyclictest0-21swapper/300:35:113
368155899230,20cyclictest0-21swapper/300:00:113
3681554992320,2cyclictest3778339-21apt-get20:45:132
368155499231,2cyclictest0-21swapper/223:35:132
368155499231,20cyclictest0-21swapper/200:10:142
368155499230,3cyclictest3712678-21grep19:40:162
368155499230,21cyclictest702-21runrttasks22:20:122
368155499230,20cyclictest0-21swapper/220:05:102
368155199231,2cyclictest3910318-21apt-get22:55:111
368155199231,2cyclictest3898937-21ntpq22:40:201
368155199231,2cyclictest3854651-21apt-get22:00:101
368155199230,4cyclictest3716955-21idleruntime-cro19:44:591
368155199230,3cyclictest3996625-21basename00:20:001
368155199230,3cyclictest3753091-21sed20:20:151
368155199230,21cyclictest3681788-21taskset19:10:111
368155199230,20cyclictest0-21swapper/123:15:111
368155199230,19cyclictest0-21swapper/119:35:121
368154999232,20cyclictest3956877-21irqcore23:40:150
3681549992320,2cyclictest3742457-21apt-get20:10:110
3681549992319,3cyclictest3941170-21taskset23:25:100
3681549992319,2cyclictest3990603-21ntpq00:10:220
3681549992318,4cyclictest3722769-21irqcore19:50:160
368154999231,2cyclictest3839516-21apt-get21:45:130
368154999231,20cyclictest3935677-21apt-get23:20:130
368154999231,20cyclictest3803703-21apt-get21:10:100
368154999231,20cyclictest3777322-21systemd-journal22:15:000
368154999230,20cyclictest0-21swapper/020:30:110
3681558992219,1cyclictest0-21swapper/322:45:113
3681558992217,4cyclictest3782258-21taskset20:45:213
368155899221,1cyclictest0-21swapper/319:53:553
368155899220,20cyclictest0-21swapper/321:55:113
368155899220,19cyclictest0-21swapper/321:25:113
368155899220,19cyclictest0-21swapper/321:15:133
3681554992219,2cyclictest0-21swapper/200:20:172
3681554992214,6cyclictest3773742-21ps20:40:162
368155499221,2cyclictest0-21swapper/221:47:542
368155499221,20cyclictest0-21swapper/222:03:292
368155499221,1cyclictest0-21swapper/223:40:112
368155499221,19cyclictest0-21swapper/222:55:112
368155499220,21cyclictest3865262-21ps22:10:142
368155499220,21cyclictest0-21swapper/223:10:112
368155499220,21cyclictest0-21swapper/223:10:112
368155499220,19cyclictest0-21swapper/221:50:132
3681551992219,2cyclictest0-21swapper/120:00:131
3681551992219,2cyclictest0-21swapper/100:05:201
3681551992219,1cyclictest3778339-21apt-get20:45:121
368155199221,2cyclictest3966485-21apt-get23:50:101
368155199220,2cyclictest4012637-21grep00:35:151
368155199220,2cyclictest3972029-21grep23:55:161
368155199220,2cyclictest3946725-21grep23:30:151
368155199220,2cyclictest0-21swapper/122:50:121
368155199220,1cyclictest3941127-21apt-get23:25:021
368155199220,19cyclictest0-21swapper/122:10:101
3681549992220,1cyclictest4007550-21grep00:30:150
3681549992219,2cyclictest4012148-21apt-get00:35:110
3681549992219,2cyclictest0-21swapper/020:00:130
3681549992218,2cyclictest3892257-21ps22:35:170
368154999221,20cyclictest3946238-21apt-get23:30:110
368154999221,20cyclictest3747512-21apt-get20:15:140
368154999221,1cyclictest3793573-21apt-get21:00:120
368154999220,20cyclictest3956102-21cron23:40:000
368154999220,20cyclictest3757671-21apt-get20:25:110
3681558992119,1cyclictest0-21swapper/321:40:113
3681558992119,1cyclictest0-21swapper/321:10:113
3681558992119,1cyclictest0-21swapper/320:50:103
3681558992117,2cyclictest3824865-21irqcore21:30:173
3681558992117,2cyclictest3752586-21apt-get20:20:103
3681558992117,2cyclictest0-21swapper/320:35:113
3681558992115,4cyclictest3997342-21taskset00:20:163
368155899211,20cyclictest64-21kcompactd000:31:513
368155899210,20cyclictest0-21swapper/323:45:203
368155899210,1cyclictest3864766-21apt-get22:10:113
3681554992119,1cyclictest0-21swapper/222:45:192
3681554992118,2cyclictest0-21swapper/200:25:122
3681554992118,1cyclictest0-21swapper/221:42:302
3681554992118,1cyclictest0-21swapper/200:15:102
3681554992117,2cyclictest3783419-21seq20:50:122
368155499210,2cyclictest3931088-21grep23:15:152
368155499210,20cyclictest64-21kcompactd023:01:002
368155499210,1cyclictest4016118-21ntpq00:35:212
368155499210,1cyclictest0-21swapper/220:20:102
3681551992119,1cyclictest0-21swapper/119:30:121
3681551992119,1cyclictest0-21swapper/100:30:111
3681551992119,1cyclictest0-21swapper/100:25:121
3681551992118,2cyclictest64-21kcompactd022:39:301
3681551992118,2cyclictest0-21swapper/121:10:101
3681551992118,2cyclictest0-21swapper/119:55:111
368155199211,1cyclictest0-21swapper/120:50:121
368155199211,1cyclictest0-21swapper/100:10:131
368155199211,19cyclictest0-21swapper/123:10:411
368155199211,19cyclictest0-21swapper/123:10:411
368155199210,20cyclictest0-21swapper/123:04:461
368155199210,20cyclictest0-21swapper/100:00:111
368155199210,1cyclictest0-21swapper/122:15:111
368155199210,18cyclictest0-21swapper/123:35:121
3681549992119,1cyclictest0-21swapper/023:18:120
3681549992119,1cyclictest0-21swapper/022:50:120
3681549992119,1cyclictest0-21swapper/022:25:120
3681549992118,2cyclictest4006811-21apt00:30:010
3681549992118,2cyclictest0-21swapper/020:55:120
3681549992118,1cyclictest0-21swapper/022:55:110
3681549992117,2cyclictest3697521-21sed19:25:160
368154999211,1cyclictest0-21swapper/021:20:030
368154999210,2cyclictest3692212-21fschecks_time19:20:130
368154999210,20cyclictest3994008-21grep00:15:160
368154999210,20cyclictest3900635-21ps22:45:160
368154999210,20cyclictest0-21swapper/020:20:110
368154999210,20cyclictest0-21swapper/019:10:110
368154999210,1cyclictest3829410-21apt-get21:35:130
368154999210,1cyclictest0-21swapper/022:30:210
3681558992018,1cyclictest0-21swapper/323:53:093
3681558992018,1cyclictest0-21swapper/319:25:263
3681558992017,2cyclictest0-21swapper/320:25:133
3681558992016,2cyclictest3930598-21apt-get23:15:113
3681558992015,3cyclictest3884985-21apt-get22:30:113
368155899200,1cyclictest0-21swapper/323:05:223
368155899200,19cyclictest0-21swapper/319:55:123
3681554992019,1cyclictest0-21swapper/222:06:432
3681554992018,1cyclictest0-21swapper/221:10:102
3681554992017,2cyclictest64-21kcompactd000:01:452
3681554992017,2cyclictest3945965-21sh23:30:002
3681554992017,2cyclictest0-21swapper/222:35:122
3681554992015,3cyclictest4009293-21ps00:30:172
368155499200,20cyclictest0-21swapper/219:10:542
368155499200,1cyclictest3746537-21modprobe20:10:232
368155499200,1cyclictest0-21swapper/222:30:162
368155499200,1cyclictest0-21swapper/219:20:112
3681551992019,1cyclictest0-21swapper/121:41:261
3681551992018,1cyclictest0-21swapper/121:15:131
3681551992018,1cyclictest0-21swapper/120:30:121
3681551992018,1cyclictest0-21swapper/119:20:101
3681551992017,1cyclictest0-21swapper/122:45:111
3681551992017,1cyclictest0-21swapper/121:05:111
3681551992016,3cyclictest3940701-21apt-key23:25:001
3681551992016,2cyclictest3819042-21cron21:25:011
368155199200,1cyclictest0-21swapper/121:50:121
368155199200,1cyclictest0-21swapper/120:25:121
368155199200,1cyclictest0-21swapper/119:50:121
3681549992018,1cyclictest64-21kcompactd023:54:130
3681549992018,1cyclictest0-21swapper/022:00:190
3681549992018,1cyclictest0-21swapper/021:05:200
3681549992018,1cyclictest0-21swapper/020:50:000
3681549992018,1cyclictest0-21swapper/019:35:130
3681549992018,1cyclictest0-21swapper/000:00:110
3681549992017,2cyclictest3773754-21ps20:40:160
368154999200,1cyclictest0-21swapper/021:25:120
3681558991918,1cyclictest0-21swapper/320:05:123
3681558991917,1cyclictest0-21swapper/321:20:203
3681558991917,1cyclictest0-21swapper/319:49:383
3681558991917,1cyclictest0-21swapper/300:25:123
3681558991916,2cyclictest3880417-21ps22:25:153
368155899190,1cyclictest0-21swapper/322:16:233
3681554991916,2cyclictest3961934-21grep23:45:152
3681554991916,2cyclictest0-21swapper/221:05:112
3681554991915,3cyclictest3874604-21sh22:20:002
3681551991917,1cyclictest3697013-21apt-get19:25:121
3681551991917,1cyclictest0-21swapper/119:15:121
3681549991917,1cyclictest64-21kcompactd019:45:200
3681549991917,1cyclictest0-21swapper/023:02:370
3681549991917,1cyclictest0-21swapper/000:05:160
368154999190,19cyclictest0-21swapper/000:20:120
3681558991816,1cyclictest0-21swapper/321:00:123
3681558991815,2cyclictest3912560-21kthreadcore22:55:163
3681558991815,2cyclictest3691655-21cron19:20:013
3681554991816,1cyclictest0-21swapper/223:20:132
3681554991816,1cyclictest0-21swapper/220:15:132
3681554991816,1cyclictest0-21swapper/219:25:122
3681554991815,2cyclictest3733347-21kthreadcore20:00:182
3681554991815,2cyclictest0-21swapper/221:35:132
3681554991814,2cyclictest3854377-21cron22:00:002
3681554991813,3cyclictest514-21in:imuxsock00:00:002
3681554991813,3cyclictest3981669-21apt-get00:05:162
3681551991816,1cyclictest0-21swapper/121:00:031
3681551991815,2cyclictest3844295-21ls21:50:011
3681551991814,2cyclictest3788548-21/usr/sbin/munin20:55:121
3681549991816,1cyclictest0-21swapper/023:13:220
3681549991816,1cyclictest0-21swapper/023:13:220
3681549991816,1cyclictest0-21swapper/021:55:120
3681549991816,1cyclictest0-21swapper/019:40:110
3681549991815,2cyclictest0-21swapper/019:55:170
3681549991814,2cyclictest61650irq/133-enp0s29f1:rx-023:05:220
368154999180,2cyclictest3874622-21idleruntime-cro22:20:000
3681558991715,1cyclictest0-21swapper/323:44:013
3681558991713,2cyclictest0-21swapper/321:00:003
3681558991712,3cyclictest0-21swapper/300:10:173
3681554991715,1cyclictest0-21swapper/221:00:112
3681554991713,2cyclictest3925257-21sh23:10:002
3681551991715,1cyclictest0-21swapper/120:15:131
3681551991714,2cyclictest0-21swapper/120:08:591
3681551991714,1cyclictest0-21swapper/122:20:131
3681549991714,2cyclictest61650irq/133-enp0s29f1:rx-022:20:180
3681549991714,2cyclictest61650irq/133-enp0s29f1:rx-021:55:010
3681549991714,2cyclictest0-21swapper/019:15:130
3681558991613,2cyclictest0-21swapper/319:10:003
3681558991612,2cyclictest0-21swapper/320:15:183
3681554991614,1cyclictest0-21swapper/221:25:182
3681554991611,3cyclictest3772569-21latency_hist20:40:012
3681554991611,3cyclictest0-21swapper/220:29:592
3681551991614,1cyclictest0-21swapper/120:40:121
3681549991612,3cyclictest61650irq/133-enp0s29f1:rx-023:45:200
3681558991511,2cyclictest0-21swapper/323:30:123
3681554991513,1cyclictest0-21swapper/223:30:122
3681554991512,2cyclictest3895069-21/usr/sbin/munin22:40:172
3681554991511,3cyclictest3722001-21cron19:50:002
3681549991512,2cyclictest61650irq/133-enp0s29f1:rx-022:05:130
3681549991512,2cyclictest61650irq/133-enp0s29f1:rx-019:30:240
3681549991511,3cyclictest62450irq/134-enp0s29f1:tx-021:40:190
3681549991511,3cyclictest3828708-21unixbench_singl21:30:260
3681558991411,2cyclictest0-21swapper/323:20:123
368155499142,2cyclictest3724120-21tr19:50:172
3681551991412,1cyclictest0-21swapper/121:35:131
3681551991411,2cyclictest0-21swapper/122:25:161
3681549991412,1cyclictest3813560-21cron21:20:010
3681549991411,2cyclictest62450irq/134-enp0s29f1:tx-020:50:170
3681554991311,1cyclictest0-21swapper/223:55:012
368155499128,3cyclictest3777322-21systemd-journal20:33:102
368155199129,2cyclictest311ktimers/123:45:201
368155199121,2cyclictest3681481-21latency_hist19:10:001
368155899118,2cyclictest0-21swapper/321:50:133
368155199118,2cyclictest3770000-21kthreadcore20:35:181
368155199117,3cyclictest3823233-21ntpq21:25:201
368154999100,8cyclictest0-21swapper/019:10:000
36815549997,1cyclictest0-21swapper/219:10:002
36815519981,5cyclictest3859886-21df_inode22:05:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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