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2025-12-29 - 20:05
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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 Mon Dec 29, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
274340099307,4cyclictest2815542-21irqcore08:20:161
274339799298,20cyclictest0-21swapper/012:25:010
2743400992823,4cyclictest2783911-21basename07:50:001
274339799282,25cyclictest2926929-21idleruntime-cro10:09:590
274340599272,20cyclictest2743616-21apt-get07:10:123
274340099275,2cyclictest2829979-21munin-run08:35:001
274340099273,4cyclictest311ktimers/108:00:111
2743400992723,3cyclictest3013828-21munin-plugin-st11:35:001
2743405992621,2cyclictest3024639-21apt-get11:45:123
274340599261,21cyclictest2840375-21apt-get08:45:113
274340399262,21cyclictest2932259-21apt-get10:15:122
274340399260,23cyclictest2897428-21grep09:40:182
2743400992622,3cyclictest0-21swapper/108:30:001
2743400992622,3cyclictest0-21swapper/108:30:001
274340099261,21cyclictest2947895-21apt-get10:30:141
2743405992520,3cyclictest2815041-21apt-get08:20:123
2743405992519,4cyclictest2917537-21/usr/sbin/munin10:00:163
2743405992519,3cyclictest3014086-21apt-get11:35:133
274340599251,21cyclictest2952923-21apt-get10:35:113
274340599251,21cyclictest2937075-21idleruntime-cro10:19:593
274340599251,21cyclictest0-21swapper/311:15:113
274340599251,20cyclictest0-21swapper/308:30:143
274340599251,20cyclictest0-21swapper/307:20:133
274340399251,4cyclictest2881322-21apt-get09:25:132
274340399251,21cyclictest2911812-21cron09:55:002
2743400992522,1cyclictest29630562sleep110:45:121
274340599242,21cyclictest0-21swapper/309:40:003
2743405992420,2cyclictest2983694-21apt-get11:05:123
2743405992420,2cyclictest2983694-21apt-get11:05:113
2743405992420,2cyclictest2758803-21apt-get07:25:133
2743405992417,5cyclictest2794772-21sed08:00:153
274340599241,20cyclictest2963051-21apt-get10:45:103
274340599241,20cyclictest2871149-21apt-get09:15:133
274340599241,20cyclictest2820097-21apt-get08:25:133
274340599241,20cyclictest2820097-21apt-get08:25:133
274340599241,20cyclictest2804139-21apt-get08:10:023
274340599241,20cyclictest0-21swapper/312:00:133
274340599241,20cyclictest0-21swapper/311:30:133
274340399242,2cyclictest2978642-21apt-get11:00:142
2743403992419,3cyclictest261-21systemd-journal09:35:002
274340399241,20cyclictest3003984-21apt-get11:25:132
274340399241,19cyclictest2804845-21apt-get08:10:142
2743400992420,2cyclictest2891455-21apt-get09:35:131
2743400992419,3cyclictest0-21swapper/107:40:131
274340099241,20cyclictest0-21swapper/107:55:131
274339799242,20cyclictest2829989-21awk08:35:000
274339799242,20cyclictest2763870-21apt-get07:30:130
274339799241,22cyclictest0-21swapper/007:40:140
2743405992319,3cyclictest0-21swapper/311:00:013
2743405992319,3cyclictest0-21swapper/311:00:003
274340599231,3cyclictest0-21swapper/312:35:133
274340599230,21cyclictest3069593-21ntpq12:25:203
274340599230,21cyclictest0-21swapper/311:10:113
274340599230,20cyclictest2901986-21taskset09:45:113
2743403992319,3cyclictest2937759-21apt-get10:20:092
2743403992319,2cyclictest3070709-21apt-get12:30:112
2743403992319,2cyclictest0-21swapper/212:35:132
2743403992319,2cyclictest0-21swapper/208:25:002
2743403992318,3cyclictest2759285-21ps07:25:172
274340399231,2cyclictest1-21systemd12:25:012
274340399231,20cyclictest2988747-21apt-get11:10:122
274340399231,19cyclictest3029718-21apt-get11:50:142
274340399230,20cyclictest2896612-21apt-config09:40:012
274340399230,20cyclictest0-21swapper/207:10:122
274340099234,7cyclictest2830428-21fschecks_count08:35:151
2743400992320,1cyclictest0-21swapper/111:35:131
2743400992319,3cyclictest0-21swapper/107:29:591
2743400992319,2cyclictest3065656-21apt-get12:25:121
2743400992319,2cyclictest0-21swapper/110:50:101
274340099230,20cyclictest0-21swapper/112:20:131
274340099230,20cyclictest0-21swapper/111:55:121
2743397992320,2cyclictest2942841-21apt-get10:25:130
2743397992319,3cyclictest0-21swapper/008:30:000
2743397992319,3cyclictest0-21swapper/008:30:000
274339799230,22cyclictest2805335-21irqcore08:10:180
274339799230,22cyclictest2799841-21sort08:05:170
2743405992218,2cyclictest2845876-21apt-get08:50:113
2743405992218,2cyclictest0-21swapper/308:40:153
2743405992217,3cyclictest2926926-21cron10:09:593
2743405992217,3cyclictest2855678-21cron09:00:003
2743405992217,3cyclictest0-21swapper/312:10:123
274340599221,20cyclictest2890273-21ntpq09:30:213
274340599220,3cyclictest3059903-21cron12:20:003
274340599220,3cyclictest2856465-21tr09:00:163
274340599220,2cyclictest2813951-21ntpq08:15:243
274340599220,20cyclictest0-21swapper/312:05:123
274340599220,19cyclictest2784166-21apt-get07:50:113
274340599220,19cyclictest0-21swapper/311:25:123
2743403992219,1cyclictest0-21swapper/210:50:102
2743403992219,1cyclictest0-21swapper/208:50:122
2743403992218,3cyclictest261-21systemd-journal07:55:002
2743403992218,2cyclictest2993801-21apt-get11:15:102
2743403992217,3cyclictest2927204-21apt-get10:10:132
274340399221,1cyclictest0-21swapper/210:35:112
274340399220,2cyclictest0-21swapper/211:00:012
274340399220,2cyclictest0-21swapper/211:00:012
274340399220,20cyclictest0-21swapper/211:20:132
274340399220,19cyclictest0-21swapper/212:10:122
274340399220,19cyclictest0-21swapper/209:55:122
274340399220,19cyclictest0-21swapper/207:30:132
2743400992220,1cyclictest2748685-21apt-get07:15:131
2743400992218,2cyclictest2994283-21irqcore11:15:141
2743400992218,2cyclictest0-21swapper/109:10:131
274340099221,20cyclictest0-21swapper/110:09:591
274340099221,20cyclictest0-21swapper/110:00:161
274340099221,1cyclictest0-21swapper/108:15:131
274340099220,2cyclictest3030216-21grep11:50:181
274340099220,2cyclictest0-21swapper/110:25:131
274340099220,20cyclictest0-21swapper/110:15:121
274340099220,20cyclictest0-21swapper/107:30:131
274340099220,19cyclictest0-21swapper/109:15:121
274340099220,19cyclictest0-21swapper/108:55:131
274340099220,19cyclictest0-21swapper/108:45:121
274340099220,19cyclictest0-21swapper/107:10:121
2743397992220,1cyclictest2763604-21munin-run07:30:000
2743397992219,2cyclictest2840350-21/usr/sbin/munin08:45:120
2743397992219,1cyclictest3009060-21apt-get11:30:130
274339799221,2cyclictest2779100-21apt-get07:45:120
274339799221,2cyclictest0-21swapper/008:15:240
274339799221,20cyclictest2789213-21apt-get07:55:120
274339799220,21cyclictest0-21swapper/010:30:150
274339799220,19cyclictest3030218-21grep11:50:180
2743405992119,1cyclictest0-21swapper/307:40:133
2743405992116,3cyclictest2948841-21kthreadcore10:30:193
274340599211,1cyclictest0-21swapper/311:20:133
274340599210,2cyclictest0-21swapper/309:10:213
274340599210,20cyclictest2768685-21basename07:35:003
274340599210,20cyclictest0-21swapper/310:20:023
2743403992119,1cyclictest0-21swapper/210:00:122
2743403992117,3cyclictest2922173-21apt-get10:05:112
274340399211,1cyclictest0-21swapper/207:45:122
274340399210,2cyclictest2860741-21cron09:05:002
274340399210,20cyclictest2966982-21ntpq10:45:202
274340399210,20cyclictest0-21swapper/209:10:122
274340399210,19cyclictest0-21swapper/212:25:112
274340399210,19cyclictest0-21swapper/207:55:122
274340099213,6cyclictest3048763-21missed_timers12:05:191
2743400992119,1cyclictest0-21swapper/109:20:121
2743400992119,1cyclictest0-21swapper/107:50:121
2743400992118,2cyclictest3019566-21apt-get11:40:151
2743400992118,2cyclictest0-21swapper/107:35:111
2743400992118,1cyclictest0-21swapper/110:35:111
2743400992118,1cyclictest0-21swapper/109:45:121
2743400992116,4cyclictest2942574-21cron10:24:591
274340099210,20cyclictest0-21swapper/111:25:211
274340099210,20cyclictest0-21swapper/108:50:111
274340099210,19cyclictest0-21swapper/107:20:131
2743397992119,1cyclictest2896932-21apt-get09:40:130
2743397992119,1cyclictest0-21swapper/010:10:120
2743397992119,1cyclictest0-21swapper/008:55:140
274339799211,19cyclictest0-21swapper/011:55:120
274339799210,20cyclictest0-21swapper/010:40:130
2743405992017,2cyclictest0-21swapper/311:50:143
2743405992017,2cyclictest0-21swapper/307:35:113
2743405992016,2cyclictest0-21swapper/309:20:123
2743405992015,3cyclictest3024380-21munin-run11:45:003
2743405992015,3cyclictest2799350-21apt-get08:05:123
2743403992018,1cyclictest0-21swapper/209:05:112
2743403992016,2cyclictest2958002-21apt-get10:40:152
274340399200,1cyclictest0-21swapper/211:40:142
274340399200,1cyclictest0-21swapper/211:05:112
274340399200,1cyclictest0-21swapper/211:05:102
274340399200,1cyclictest0-21swapper/210:30:142
274340399200,1cyclictest0-21swapper/208:55:142
274340399200,19cyclictest0-21swapper/208:05:132
274340099203,7cyclictest2973470-21expr10:55:181
274340099203,7cyclictest2973470-21expr10:55:171
274340099202,6cyclictest2835304-21/usr/sbin/munin08:40:261
2743400992018,1cyclictest0-21swapper/110:40:141
2743400992017,2cyclictest0-21swapper/108:05:121
2743400992016,2cyclictest2861013-21apt-get09:05:111
274340099200,1cyclictest0-21swapper/112:15:131
274340099200,1cyclictest0-21swapper/111:00:141
274340099200,1cyclictest0-21swapper/109:40:141
274340099200,19cyclictest0-21swapper/112:40:001
2743397992018,1cyclictest3039896-21apt-get12:00:130
2743397992018,1cyclictest0-21swapper/012:15:130
2743397992018,1cyclictest0-21swapper/007:50:120
2743397992017,2cyclictest0-21swapper/011:00:200
2743397992017,2cyclictest0-21swapper/009:15:120
2743397992017,1cyclictest0-21swapper/007:10:130
2743397992016,3cyclictest3080534-21munin-plugin-st12:40:000
2743397992016,3cyclictest0-21swapper/010:45:120
2743397992016,2cyclictest2968104-21apt-get10:50:100
274339799201,19cyclictest16-21ksoftirqd/009:55:110
274339799200,2cyclictest3049844-21sleep12:10:010
274339799200,1cyclictest0-21swapper/011:25:130
274339799200,1cyclictest0-21swapper/008:50:120
274339799200,1cyclictest0-21swapper/008:00:110
274339799200,19cyclictest3050094-21apt-get12:10:120
274339799200,19cyclictest2753756-21apt-get07:20:130
274339799200,19cyclictest0-21swapper/011:45:110
274339799200,19cyclictest0-21swapper/011:35:130
274339799200,19cyclictest0-21swapper/011:15:100
274339799200,19cyclictest0-21swapper/010:15:130
274339799200,19cyclictest0-21swapper/010:00:120
2743405991917,1cyclictest0-21swapper/309:25:113
2743405991916,2cyclictest2865813-21munin-plugin-st09:10:003
2743405991916,1cyclictest0-21swapper/307:15:123
2743405991915,2cyclictest0-21swapper/309:45:003
2743403991917,1cyclictest0-21swapper/209:45:202
2743403991917,1cyclictest0-21swapper/208:35:122
2743403991917,1cyclictest0-21swapper/208:00:112
2743403991916,2cyclictest2840094-21cron08:45:002
274340399190,17cyclictest0-21swapper/211:35:172
274340099195,4cyclictest3001254-21cut11:20:181
274340099193,7cyclictest2881494-21/usr/sbin/munin09:25:141
274340099193,5cyclictest2930526-21grep10:10:191
2743400991917,1cyclictest0-21swapper/111:45:111
2743400991917,1cyclictest0-21swapper/108:10:141
2743400991916,1cyclictest0-21swapper/109:55:131
274340099190,1cyclictest0-21swapper/109:50:121
274339799191,7cyclictest2877426-21kthreadcore09:20:160
2743397991917,1cyclictest0-21swapper/009:35:120
2743397991917,1cyclictest0-21swapper/008:40:150
274339799191,6cyclictest2998954-21grep11:20:130
274339799191,6cyclictest2865009-21awk09:05:220
2743397991916,2cyclictest0-21swapper/007:40:000
2743405991816,1cyclictest0-21swapper/311:00:243
2743405991816,1cyclictest0-21swapper/309:50:173
2743405991814,2cyclictest2830249-21apt-get08:35:133
2743403991816,1cyclictest3025122-21ps11:45:152
2743403991816,1cyclictest0-21swapper/212:07:332
2743403991816,1cyclictest0-21swapper/208:25:132
2743403991816,1cyclictest0-21swapper/208:25:132
274340099184,4cyclictest3040356-21cat12:00:171
274340099183,5cyclictest2856254-21fw_packets09:00:151
274339799188,1cyclictest191rcu_preempt11:40:570
274339799182,6cyclictest2819469-21runrttasks08:20:450
274339799182,5cyclictest2887449-21tr09:30:180
2743397991816,1cyclictest2956810-21ntpq10:35:190
2743397991816,1cyclictest2901983-21apt-get09:45:110
2743397991816,1cyclictest0-21swapper/008:35:130
2743405991715,1cyclictest0-21swapper/310:15:003
2743405991714,2cyclictest3075479-21turbostat.cron12:35:003
2743403991714,1cyclictest2876245-21apt-get09:20:112
274340399170,17cyclictest0-21swapper/208:30:182
274340099172,5cyclictest2988327-21taskset11:08:151
274340099172,5cyclictest2988327-21taskset11:08:141
2743397991715,1cyclictest0-21swapper/009:50:120
2743397991714,2cyclictest0-21swapper/009:10:130
2743405991614,1cyclictest2912090-21apt-get09:55:133
2743403991613,2cyclictest0-21swapper/212:20:002
2743403991612,2cyclictest0-21swapper/211:35:002
274340099165,10cyclictest3075567-21cat12:35:001
274339799163,3cyclictest2977018-21awk10:55:220
274339799163,3cyclictest2977018-21awk10:55:210
274339799163,2cyclictest3074741-21ps12:30:220
274339799163,2cyclictest0-21swapper/009:25:140
274339799162,3cyclictest2987846-21expr11:05:230
274339799162,3cyclictest2987846-21expr11:05:220
2743397991614,1cyclictest0-21swapper/007:15:130
2743405991513,1cyclictest0-21swapper/307:55:133
2743405991512,2cyclictest2968170-21cpuspeed_turbos10:50:113
2743403991512,2cyclictest3039622-21idleruntime-cro12:00:002
274340099153,3cyclictest3054880-21latency_hist12:15:011
2743400991513,1cyclictest0-21swapper/109:30:191
274339799152,3cyclictest2857284-21tr09:00:170
2743405991411,1cyclictest0-21swapper/312:00:003
2743403991412,1cyclictest0-21swapper/210:25:142
2743403991411,2cyclictest2769003-21cpuspeed_turbos07:35:122
2743403991411,2cyclictest2753867-21cpuspeed_turbos07:20:132
274339799142,2cyclictest2993186-21taskset11:10:460
274340599139,2cyclictest2943790-21grep10:25:193
274340599138,4cyclictest2783923-21systemctl07:50:003
274340599138,3cyclictest2958005-21seq10:40:153
2743403991310,2cyclictest2749017-21gltestperf07:15:152
2743403991310,2cyclictest0-21swapper/207:44:592
274340599129,2cyclictest0-21swapper/312:20:203
274340399127,4cyclictest2840094-21cron08:49:552
274340399120,1cyclictest0-21swapper/208:20:002
274340099126,5cyclictest2988837-21cpuspeed_turbos11:10:121
274340099126,4cyclictest2743463-21cat07:10:001
274340399119,1cyclictest0-21swapper/212:00:142
274340399118,2cyclictest401ktimers/209:15:112
274339799100,8cyclictest2743481-21cat07:10:000
27434039980,6cyclictest2743322-21latency_hist07:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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