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2026-01-02 - 17:51
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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 rackfslot4.osadl.org (updated Fri Jan 02, 2026 12:45:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
673223920,1sleep230409-21kworker/u8:011:45:222
673223920,1sleep230409-21kworker/u8:011:45:212
2551223260,2sleep10-21swapper/111:17:591
1195023240,2sleep111939-21ssh10:50:321
78623130,1sleep131437-21kworker/u8:512:35:281
1006223120,2sleep20-21swapper/208:30:212
3084823110,2sleep130836-21apt-get10:25:111
3084823110,2sleep130836-21apt-get10:25:111
2696723100,2sleep20-21swapper/207:47:142
2040523070,2sleep10-21swapper/110:04:581
1151723070,2sleep10-21swapper/108:33:371
375523020,1sleep129289-21kworker/u8:409:30:341
1640423010,1sleep27678-21kworker/u8:011:00:182
951522970,2sleep20-21swapper/210:45:402
814522970,2sleep225-21ksoftirqd/209:40:142
1687422950,1sleep215808-21kworker/u8:1007:20:242
1687422950,1sleep215808-21kworker/u8:1007:20:242
2905522930,1sleep128796-21kworker/u8:107:55:011
2494122930,2sleep224937-21hddtemp_smartct12:20:212
1502322930,2sleep20-21swapper/208:40:582
938022920,2sleep10-21swapper/110:45:291
3145422900,3sleep231451-21ssh10:25:212
3145422900,3sleep231451-21ssh10:25:212
2353522890,1sleep119614-21kworker/u8:110:10:211
691922880,2sleep12583-21kworker/u8:410:40:321
620622880,2sleep14549-21kworker/u8:109:35:301
620622880,2sleep14549-21kworker/u8:109:35:291
3136522870,6sleep1191ksoftirqd/112:31:271
628322860,1sleep230412-21kworker/u8:311:45:022
2791722840,1sleep1121rcu_preempt09:15:201
2791722840,1sleep1121rcu_preempt09:15:191
2028322840,2sleep115827-21kworker/u8:2807:30:201
2893622830,2sleep10-21swapper/112:27:521
141722830,1sleep1476-21kworker/u8:611:35:151
129322830,1sleep228683-21kworker/u8:212:35:422
2052522820,1sleep113344-21kworker/u8:512:10:381
3221322810,8sleep119-21ksoftirqd/111:30:371
2299022810,2sleep222989-21ssh12:15:342
1257722810,1sleep111403-21kworker/u8:1008:35:221
759022800,1sleep26879-21kworker/u8:1309:39:562
759022800,1sleep26879-21kworker/u8:1309:39:562
2010822790,1sleep118759-21kworker/u8:1008:55:321
1203722790,2sleep10-21swapper/109:45:591
2087922780,1sleep219500-21kworker/u8:3607:30:322
1836922780,1sleep113344-21kworker/u8:512:05:531
1509522780,2sleep20-21swapper/207:15:262
1543722760,2sleep115399-21ssh09:55:011
1543722760,2sleep115399-21ssh09:55:011
743722750,5sleep225-21ksoftirqd/210:41:042
1957522750,1sleep218661-21kworker/u8:012:10:162
2413022740,2sleep10-21swapper/109:05:461
1265922740,7sleep2251ksoftirqd/209:48:542
2979022730,1sleep227496-21kworker/u8:210:21:302
2209122730,2sleep222090-21ssh11:10:362
1905322730,2sleep219045-21ssh10:00:282
1472422730,3sleep214723-21ssh09:51:512
1472422730,3sleep214723-21ssh09:51:512
2577322710,1sleep124951-21kworker/u8:710:15:141
2371022710,1sleep215089-21kworker/u8:311:15:182
1704022710,1sleep216141-21kworker/u8:212:05:122
148522710,2sleep2241rcuc/210:30:232
136222710,1sleep232445-21kworker/u8:1208:05:272
1350022710,2sleep113498-21sshd11:57:441
1954222700,1sleep211395-21kworker/u8:108:55:212
1136922700,3sleep20-21swapper/210:50:222
3007922690,2sleep20-21swapper/211:25:472
2237622690,1sleep118661-21kworker/u8:012:15:211
1156922690,2sleep20-21swapper/207:05:332
695922680,1sleep25584-21kworker/u8:108:20:352
3088822680,3sleep230865-21ntp_states12:30:472
2267822680,1sleep221365-21kworker/u8:807:35:322
1978322680,1sleep119504-21kworker/u8:4007:30:001
1013222680,1sleep28224-21kworker/u8:111:50:332
3238122670,2sleep229857-1kworker/u9:009:24:482
2608722670,2sleep226086-21ntpq09:10:412
2608722670,2sleep226086-21ntpq09:10:412
2141922670,1sleep216995-21kworker/u8:609:00:202
1827622670,2sleep221355-1kworker/u9:008:50:302
3011522660,1sleep228796-21kworker/u8:107:55:302
2350022660,1sleep115089-21kworker/u8:311:15:001
186822660,1sleep11780-21kworker/u8:209:26:491
821522650,2sleep20-21swapper/208:25:172
821522650,2sleep20-21swapper/208:25:172
3211622650,1sleep230412-21kworker/u8:311:30:302
1347522650,3sleep113473-21ntpq07:10:371
2737822640,2sleep227377-21switchtime11:20:412
2070722640,2sleep20-21swapper/210:05:152
1397622640,5sleep2241rcuc/211:59:572
3104722630,2sleep10-21swapper/109:20:291
2805422630,1sleep125312-21kworker/u8:811:23:011
2607822630,3sleep126077-21ssh09:10:401
2607822630,3sleep126077-21ssh09:10:401
182622630,1sleep21780-21kworker/u8:209:26:372
1159622630,2sleep10-21swapper/107:05:361
694122620,2sleep10-21swapper/108:20:341
2493922620,2sleep20-21swapper/210:12:302
1455122620,1sleep210214-21kworker/u8:1010:55:372
1452022620,2sleep230410-1kworker/u9:312:00:102
447022610,2sleep20-21swapper/210:35:382
2628122610,1sleep113344-21kworker/u8:512:22:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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