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2025-12-14 - 13:41
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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 Dec 14, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2274471993018,11cyclictest2605616-21taskset00:35:140
227447199301,20cyclictest2320565-21apt-get19:55:120
227448199290,1cyclictest2427012-21idleruntime-cro21:40:003
2274471992918,9cyclictest2558734-21ntpq23:45:210
227447199291,2cyclictest2600488-21apt-get00:30:140
227447199291,2cyclictest2330699-21apt-get20:05:130
227447199291,27cyclictest0-21swapper/019:35:140
227448199280,2cyclictest0-21swapper/319:50:133
227447199281,2cyclictest2335750-21apt-get20:10:120
227447199281,20cyclictest2350940-21apt-get20:25:110
227448199270,19cyclictest2285262-21cut19:20:163
227448199260,1cyclictest0-21swapper/320:00:123
227447599261,21cyclictest2478407-21apt-get22:30:131
2274471992616,9cyclictest0-21swapper/020:40:110
2274471992613,2cyclictest0-21swapper/020:20:110
2274481992515,9cyclictest2467951-21cron22:20:003
227448199251,19cyclictest0-21swapper/319:45:143
227448199250,22cyclictest0-21swapper/300:35:143
227447799252,21cyclictest2473329-21apt-get22:25:122
227447599251,2cyclictest2595409-21apt-get00:25:121
227447599251,22cyclictest2538880-21cron23:30:001
227447599251,21cyclictest0-21swapper/119:10:091
227447599251,20cyclictest2518914-21apt-get23:10:131
227447599251,20cyclictest2355998-21apt-get20:30:151
227447599250,22cyclictest2412626-21irqcore21:25:171
227447199251,22cyclictest2559892-21apt-get23:50:120
227447199250,4cyclictest2360757-21cron20:35:000
227447199250,1cyclictest0-21swapper/000:18:020
227448199246,1cyclictest2310215-21sh19:45:013
227448199242,20cyclictest2458113-21apt-get22:10:113
2274481992420,2cyclictest2274689-21apt-get19:10:083
227448199241,20cyclictest2417171-21apt-get21:30:103
227448199241,19cyclictest2478407-21apt-get22:30:123
227448199240,22cyclictest2299769-21latency_hist19:35:013
227448199240,14cyclictest2294585-21latency_hist19:30:003
2274477992418,4cyclictest2559617-21cron23:50:012
227447599240,20cyclictest0-21swapper/122:50:111
227447199242,20cyclictest2503726-21apt-get22:55:120
2274471992419,4cyclictest2509289-21ps23:00:160
2274471992419,4cyclictest0-21swapper/019:50:130
227447199241,2cyclictest2407088-21apt-get21:20:130
227447199241,21cyclictest2386796-21apt-get21:00:130
227447199240,22cyclictest2513833-21/usr/sbin/munin23:05:120
2274481992319,2cyclictest261-21systemd-journal23:25:013
227448199231,2cyclictest2559635-21latency_hist23:50:013
227448199230,19cyclictest0-21swapper/322:35:123
227447799231,21cyclictest2284758-21apt-get19:20:112
2274475992320,1cyclictest2468229-21apt-get22:20:131
2274475992319,2cyclictest2463147-21apt-get22:15:131
2274475992319,2cyclictest0-21swapper/119:15:211
227447599231,2cyclictest0-21swapper/123:40:121
227447599231,2cyclictest0-21swapper/123:40:121
227447599231,20cyclictest2436352-21ntpq21:45:221
227447599231,19cyclictest2585197-21apt-get00:15:131
227447599231,19cyclictest2544261-21apt-get23:35:141
227447599230,3cyclictest2443040-21grep21:55:141
227447599230,21cyclictest2376384-21cron20:50:001
227447599230,21cyclictest2330422-21cron20:04:591
227447599230,20cyclictest0-21swapper/123:45:121
227447599230,20cyclictest0-21swapper/121:30:111
2274471992319,3cyclictest61650irq/133-enp0s29f1:rx-019:25:120
2274471992318,3cyclictest2416896-21cron21:30:000
2274471992314,3cyclictest61650irq/133-enp0s29f1:rx-021:35:180
227447199231,3cyclictest2443026-21grep21:55:140
2274471992312,2cyclictest2488266-21sleep22:40:000
227447199231,21cyclictest2575088-21apt-get00:05:140
227447199231,21cyclictest0-21swapper/000:10:120
2274471992311,2cyclictest2361232-21fschecks_count20:35:140
227447199230,21cyclictest0-21swapper/023:55:130
2274481992219,2cyclictest2344769-21chrt20:15:233
2274481992219,2cyclictest0-21swapper/320:20:123
2274481992219,2cyclictest0-21swapper/300:05:013
2274481992218,3cyclictest0-21swapper/320:05:143
227448199221,1cyclictest2488519-21apt-get22:40:153
227448199220,19cyclictest0-21swapper/323:05:133
227448199220,19cyclictest0-21swapper/322:55:123
227448199220,19cyclictest0-21swapper/320:30:153
227448199220,19cyclictest0-21swapper/300:25:123
227448199220,0cyclictest0-21swapper/319:55:133
2274477992217,3cyclictest2432854-21sort21:45:162
2274477992217,3cyclictest2366990-21ps20:40:152
227447799221,2cyclictest2345585-21cron20:20:002
227447799221,20cyclictest2411884-21munin-run21:25:002
227447799221,20cyclictest0-21swapper/222:00:122
227447799220,21cyclictest391rcuc/222:10:002
227447799220,19cyclictest0-21swapper/219:10:082
2274475992219,2cyclictest0-21swapper/119:35:141
2274475992218,2cyclictest2494060-21grep22:45:151
2274475992218,2cyclictest2305401-21apt-get19:40:121
2274475992218,2cyclictest2294844-21apt-get19:30:131
2274475992218,2cyclictest0-21swapper/121:20:131
227447599221,2cyclictest2437461-21apt-get21:50:121
227447599221,19cyclictest0-21swapper/119:50:141
2274471992219,2cyclictest2523965-21apt-get23:15:100
2274471992219,2cyclictest0-21swapper/022:00:120
2274471992219,2cyclictest0-21swapper/019:20:120
2274471992219,1cyclictest2371588-21apt-get20:45:150
2274471992219,1cyclictest0-21swapper/023:35:130
2274471992219,1cyclictest0-21swapper/023:10:130
2274471992219,1cyclictest0-21swapper/021:05:140
2274471992218,2cyclictest2376663-21apt-get20:50:130
227447199221,20cyclictest0-21swapper/000:25:110
227447199221,1cyclictest2294844-21apt-get19:30:110
227447199220,2cyclictest0-21swapper/022:40:140
2274481992119,1cyclictest0-21swapper/323:10:133
2274481992119,1cyclictest0-21swapper/320:50:133
2274481992117,2cyclictest2564949-21apt-get23:55:133
227448199211,1cyclictest0-21swapper/322:25:123
2274481992111,8cyclictest2335819-21cpuspeed_turbos20:10:123
2274481992110,9cyclictest2509096-21gltestperf23:00:153
227448199210,1cyclictest0-21swapper/323:50:113
227448199210,1cyclictest0-21swapper/300:10:123
227448199210,19cyclictest2391874-21apt-get21:05:143
227448199210,19cyclictest0-21swapper/322:05:133
227448199210,19cyclictest0-21swapper/320:45:163
227447799214,10cyclictest2360771-21munin-run20:35:002
2274477992119,1cyclictest0-21swapper/219:30:122
2274477992118,2cyclictest2589829-21fwupd00:18:022
2274477992118,2cyclictest2504227-21irqcore22:55:162
2274477992118,1cyclictest2315535-21apt-get19:50:132
2274477992118,1cyclictest2279739-21apt-get19:15:212
2274477992117,2cyclictest2354867-21ntpq20:25:202
227447799210,2cyclictest2417668-21ps21:30:152
227447799210,20cyclictest0-21swapper/223:10:132
227447799210,1cyclictest0-21swapper/223:20:122
227447799210,1cyclictest0-21swapper/219:40:132
2274475992119,1cyclictest0-21swapper/123:50:121
2274475992119,1cyclictest0-21swapper/100:05:141
2274475992118,2cyclictest0-21swapper/121:15:141
2274475992118,1cyclictest0-21swapper/119:45:121
2274475992117,3cyclictest2513583-21idleruntime-cro23:05:001
2274475992117,2cyclictest2580141-21apt-get00:10:121
2274475992117,2cyclictest0-21swapper/100:30:141
227447599211,1cyclictest0-21swapper/122:55:211
227447599210,20cyclictest0-21swapper/123:15:101
227447599210,1cyclictest0-21swapper/120:35:131
227447599210,19cyclictest0-21swapper/120:15:121
2274471992119,1cyclictest0-21swapper/021:45:130
2274471992117,2cyclictest2453108-21apt-get22:05:140
2274471992117,2cyclictest2402007-21apt-get21:15:140
2274471992114,2cyclictest61650irq/133-enp0s29f1:rx-019:15:290
227447199211,1cyclictest0-21swapper/000:20:130
227447199210,2cyclictest0-21swapper/022:10:110
227447199210,2cyclictest0-21swapper/021:30:110
227448199209,9cyclictest0-21swapper/321:20:143
2274481992018,1cyclictest0-21swapper/321:45:123
2274481992018,1cyclictest0-21swapper/300:20:123
2274481992017,1cyclictest0-21swapper/323:15:103
2274481992013,6cyclictest0-21swapper/321:30:003
2274481992013,6cyclictest0-21swapper/300:30:153
2274481992010,9cyclictest18250irq/132-nvme0q420:30:003
227448199200,5cyclictest2452859-21awk22:05:003
227448199200,1cyclictest0-21swapper/323:40:023
227448199200,1cyclictest0-21swapper/323:40:023
227448199200,19cyclictest0-21swapper/321:15:143
2274477992017,2cyclictest2365826-21latency_hist20:40:002
2274477992016,2cyclictest2560386-21irqcore23:50:152
2274477992015,4cyclictest2549068-21basename23:40:012
227447799200,1cyclictest2382237-21ps20:55:162
227447799200,1cyclictest0-21swapper/222:50:112
227447799200,1cyclictest0-21swapper/222:30:132
227447799200,1cyclictest0-21swapper/221:05:142
227447799200,19cyclictest0-21swapper/223:30:102
227447799200,19cyclictest0-21swapper/222:45:112
227447799200,19cyclictest0-21swapper/222:20:132
227447799200,19cyclictest0-21swapper/220:05:142
227447799200,19cyclictest0-21swapper/200:20:132
2274475992018,1cyclictest0-21swapper/122:25:171
2274475992018,1cyclictest0-21swapper/122:00:211
2274475992018,1cyclictest0-21swapper/120:20:121
2274475992016,3cyclictest2396669-21munin-run21:10:001
2274475992016,2cyclictest2422227-21apt-get21:35:121
2274475992016,2cyclictest0-21swapper/120:10:111
227447599200,1cyclictest0-21swapper/120:55:211
227447599200,1cyclictest0-21swapper/100:00:101
2274471992017,2cyclictest2381740-21apt-get20:55:120
2274471992013,2cyclictest61650irq/133-enp0s29f1:rx-022:20:250
2274471992010,3cyclictest61650irq/133-enp0s29f1:rx-021:10:110
227447199200,1cyclictest0-21swapper/023:20:110
2274481991916,2cyclictest2371333-21basename20:45:003
227448199190,1cyclictest0-21swapper/300:18:053
227448199190,18cyclictest2499574-21ps22:50:153
2274477991917,1cyclictest2345863-21apt-get20:20:122
2274477991917,1cyclictest0-21swapper/223:40:122
2274477991917,1cyclictest0-21swapper/223:40:122
2274477991917,1cyclictest0-21swapper/222:15:122
2274477991917,1cyclictest0-21swapper/219:25:132
2274477991916,2cyclictest391rcuc/219:55:162
227447799190,1cyclictest0-21swapper/221:15:142
227447799190,18cyclictest0-21swapper/221:40:002
2274475991917,1cyclictest0-21swapper/122:35:131
2274475991915,2cyclictest2294591-21munin-run19:30:011
227447599190,1cyclictest0-21swapper/120:40:111
2274471991917,1cyclictest0-21swapper/022:25:120
2274471991917,1cyclictest0-21swapper/022:15:120
227448199187,9cyclictest522-21gdbus22:25:003
227448199186,10cyclictest0-21swapper/323:40:013
227448199184,12cyclictest500-21dbus-daemon00:10:003
2274481991816,1cyclictest0-21swapper/322:45:203
2274481991816,1cyclictest0-21swapper/321:50:123
2274481991815,2cyclictest2432096-21dump-pmu-power21:45:003
2274481991810,6cyclictest491ktimers/321:00:223
227448199180,18cyclictest0-21swapper/319:15:303
227447799189,7cyclictest261-21systemd-journal20:05:002
2274477991815,2cyclictest0-21swapper/223:05:142
227447799180,0cyclictest0-21swapper/221:10:202
2274475991816,1cyclictest2590315-21apt-get00:20:131
2274475991816,1cyclictest0-21swapper/122:05:141
2274475991816,1cyclictest0-21swapper/121:40:121
2274475991816,1cyclictest0-21swapper/120:50:131
2274475991813,3cyclictest2325352-21sh20:00:001
2274471991816,1cyclictest2539157-21apt-get23:30:100
2274471991814,3cyclictest61650irq/133-enp0s29f1:rx-022:30:190
2274471991814,3cyclictest2437819-21head21:50:150
2274481991715,1cyclictest0-21swapper/323:30:113
2274481991714,2cyclictest2400850-21ntp_kernel_pll_21:10:203
2274481991710,5cyclictest2300326-21apt-get19:35:143
2274477991715,1cyclictest0-21swapper/223:25:132
2274477991714,1cyclictest2447411-21apt-key22:00:002
2274475991713,3cyclictest2514357-21ps23:05:181
2274475991713,3cyclictest2397433-21irqcore21:10:161
2274471991715,2cyclictest0-21swapper/022:50:100
2274471991714,2cyclictest0-21swapper/019:10:090
2274471991713,3cyclictest2310202-21cron19:45:010
227448199165,10cyclictest2361038-21cpu20:35:133
2274481991612,2cyclictest2534455-21gltestperf23:25:163
2274481991610,5cyclictest2382074-21gltestperf20:55:153
2274477991614,1cyclictest0-21swapper/221:00:132
227447799160,15cyclictest2315280-21idleruntime-cro19:50:002
2274475991613,2cyclictest0-21swapper/122:44:591
227447199161,5cyclictest702-21runrttasks23:25:230
2274471991614,1cyclictest0-21swapper/020:15:130
2274471991613,3cyclictest61650irq/133-enp0s29f1:rx-020:00:140
2274471991613,2cyclictest61650irq/133-enp0s29f1:rx-019:45:170
2274481991511,3cyclictest2446876-21unixbench_multi21:55:223
227448199150,2cyclictest2274405-21latency_hist19:10:013
2274477991512,2cyclictest391rcuc/200:00:212
2274477991512,2cyclictest2483438-21apt-get22:35:122
2274477991511,2cyclictest2305125-21cron19:40:012
2274475991513,1cyclictest0-21swapper/123:55:171
2274471991512,2cyclictest61650irq/133-enp0s29f1:rx-022:50:000
2274471991511,3cyclictest61650irq/133-enp0s29f1:rx-023:40:180
2274471991511,3cyclictest61650irq/133-enp0s29f1:rx-023:40:170
2274471991511,3cyclictest61650irq/133-enp0s29f1:rx-000:00:110
2274477991412,1cyclictest0-21swapper/223:15:192
2274477991412,1cyclictest0-21swapper/221:40:122
2274477991411,2cyclictest0-21swapper/222:44:592
227447799140,5cyclictest26104421latency_hist00:40:012
2274475991412,1cyclictest0-21swapper/100:35:141
2274475991411,2cyclictest2543579-21unixbench_singl23:30:231
2274471991411,2cyclictest62450irq/134-enp0s29f1:tx-021:40:160
227447799138,4cyclictest261-21systemd-journal21:50:212
227447799132,7cyclictest391rcuc/200:05:192
2274477991311,1cyclictest0-21swapper/223:55:132
2274477991310,2cyclictest2600556-21cpuspeed_turbos00:30:142
2274477991310,2cyclictest0-21swapper/222:10:162
2274477991310,2cyclictest0-21swapper/221:25:212
227447799126,4cyclictest2595697-21fw_forwarded_lo00:25:152
2274477991210,1cyclictest0-21swapper/200:10:122
227447799120,3cyclictest0-21swapper/220:55:002
227447599128,2cyclictest2391594-21cron21:05:001
227447599120,9cyclictest2335483-21latency_hist20:10:001
227447799119,1cyclictest0-21swapper/223:00:122
227447799118,2cyclictest0-21swapper/220:10:152
227447799116,4cyclictest2376081-21sshd20:46:202
227447199111,2cyclictest2274405-21latency_hist19:10:010
227447599108,1cyclictest0-21swapper/120:25:121
227447599106,3cyclictest311ktimers/119:20:121
227447599106,2cyclictest25300382sleep123:20:181
227447599104,4cyclictest2274568-21cat19:10:011
22744779997,1cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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