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2025-12-05 - 20:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Fri Dec 05, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
243327422920,2sleep02433275-21grep11:45:140
237468822860,3sleep02374689-21latency_hist08:30:010
243141522650,3chrt2431412-21cron11:40:010
244147522580,2sleep02441476-21grep12:10:150
242182222580,3sleep02421823-21mii-tool11:10:250
239939222470,2sleep02399393-21mailstats10:01:550
239682622460,3chrt2396828-21latency_hist09:55:090
238340222440,2sleep02383403-21sh09:14:370
240761722430,2sleep02407613-21sendmail_mailtr10:26:510
237681922390,4chrt2376817-21/usr/sbin/munin08:41:150
244728122330,3chrt2447282-21switchtime12:26:540
242680822310,3chrt2426809-21kernelversion11:25:340
235908699222189,21cyclictest84-21jbd2/mmcblk0p2-07:36:340
238617222010,2sleep02386173-21cat09:21:530
239052621960,3sleep02390527-21cat09:35:340
235908699195164,20cyclictest84-21jbd2/mmcblk0p2-11:05:050
235908699192165,17cyclictest2396477-21kworker/u2:012:00:080
235908699189158,20cyclictest2378692-21kworker/u2:109:00:030
243534721850,2sleep02435345-21ssh11:50:580
235908699183154,20cyclictest2364342-21kworker/u2:208:05:040
240588921820,3sleep02405890-21sh10:21:480
235908699182154,18cyclictest2369054-21kworker/u2:008:50:050
235908699182154,17cyclictest2357339-21kworker/u2:207:25:020
235908699182151,19cyclictest84-21jbd2/mmcblk0p2-08:15:030
238902521810,2sleep02389028-21grep09:30:560
235908699181152,18cyclictest2396477-21kworker/u2:011:31:530
235908699181152,17cyclictest2367113-21kworker/u2:107:55:050
235908699180151,18cyclictest2381246-21kworker/u2:209:10:080
243982121790,2sleep02439822-21rm12:05:140
235908699176146,18cyclictest2360480-21kworker/u2:007:20:080
235908699176135,18cyclictest2378692-21kworker/u2:108:55:040
235908699175147,18cyclictest2398671-21kworker/u2:110:20:120
236548421740,4chrt2365452-21ntp_states07:41:160
235908699173144,18cyclictest2374845-21kworker/u2:108:40:050
235908699172145,17cyclictest2364342-21kworker/u2:208:00:060
235908699172142,19cyclictest2355810-21kworker/u2:107:10:070
235908699172141,19cyclictest2386846-21kworker/u2:409:26:540
235908699171143,18cyclictest2396477-21kworker/u2:012:40:030
235908699169141,17cyclictest2421071-21kworker/u2:211:10:050
235908699169140,18cyclictest2396477-21kworker/u2:010:46:540
235908699169139,18cyclictest2414962-21kworker/u2:310:55:350
244977821670,4chrt2449779-21latency_hist12:35:110
240869721670,4chrt2408690-21irqstats10:30:290
235908699167136,20cyclictest2386844-21kworker/u2:209:45:110
242553821660,3chrt22-21kcompactd011:21:280
235908699166133,20cyclictest2410023-21kworker/u2:110:40:270
235908699164136,16cyclictest2369054-21kworker/u2:008:20:080
235908699164134,18cyclictest2369054-21kworker/u2:008:35:060
235908699163135,18cyclictest2398671-21kworker/u2:110:11:500
235908699163132,19cyclictest2380375-21kworker/u2:009:15:170
235908699162130,20cyclictest84-21jbd2/mmcblk0p2-10:40:060
235908699160134,16cyclictest2362372-21kworker/u2:107:26:190
235908699160132,17cyclictest2396477-21kworker/u2:012:01:510
235908699156129,17cyclictest2357339-21kworker/u2:207:15:030
235908699156128,17cyclictest2396477-21kworker/u2:012:25:040
235908699154126,17cyclictest2396477-21kworker/u2:010:00:020
235908699152124,17cyclictest2398671-21kworker/u2:110:05:330
235908699150120,20cyclictest2427758-21kworker/u2:211:43:410
235908699147118,18cyclictest2406514-21kworker/u2:210:50:490
235908699146119,17cyclictest2364342-21kworker/u2:207:50:040
235908699146117,18cyclictest2421071-21kworker/u2:211:17:210
235908699145117,17cyclictest2390151-21kworker/u2:109:47:020
235908699144116,18cyclictest2441287-21kworker/u2:212:15:380
235908699144115,17cyclictest2378692-21kworker/u2:109:05:020
235908699135108,18cyclictest2369054-21kworker/u2:008:20:370
235908699131103,18cyclictest2364342-21kworker/u2:208:05:070
23590869912396,18cyclictest2363565-21kworker/u2:007:33:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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