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2025-02-13 - 07:39
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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 100 highest latencies:
System rack3slot2.osadl.org (updated Wed Feb 12, 2025 12:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
306322922530,2sleep03063231-21timerwakeupswit08:56:180
309008022520,3sleep03090082-21munin-run10:25:010
311736122420,4chrt3117354-21ntpq11:51:170
303324899242204,26cyclictest3132818-31find12:40:170
310990222350,3chrt3109903-21sh11:29:070
303486022340,3chrt22-21kcompactd007:15:180
303324899231201,18cyclictest3073954-21kworker/u2:309:50:270
306739122290,3chrt3067385-21ps09:11:560
310744122280,3chrt3107442-21date11:20:120
305641122270,4chrt3056414-21cpu08:35:170
306412322250,2chrt3064124-21load09:00:260
303324899224194,18cyclictest3108903-21kworker/u2:211:35:290
303324899222184,26cyclictest3076010-31find09:39:280
309174922200,2sleep03091750-21gcc10:31:030
309699822150,4chrt3096997-21ssh10:46:170
303324899212182,18cyclictest3088235-21kworker/u2:210:37:400
303324899210178,20cyclictest3094163-21kworker/u2:010:42:050
309805122090,2sleep03098049-21irqstats10:50:290
303324899207177,18cyclictest3066543-21kworker/u2:209:40:330
303324899206176,18cyclictest3039556-21kworker/u2:207:39:240
312829822050,2sleep03128299-21ssh12:25:150
303356522040,3sleep03033563-21kernelversion07:10:260
308712922030,3sleep03087130-21cat10:15:410
303324899203173,18cyclictest3121651-21kworker/u2:312:20:070
311418422020,3sleep03114185-21ld11:41:100
306962622010,2sleep03069627-21rm09:18:270
303324899198168,19cyclictest3103563-21kworker/u2:111:11:360
303324899194166,17cyclictest3039556-21kworker/u2:208:10:050
303324899193165,17cyclictest3073954-21kworker/u2:310:01:330
303324899192164,18cyclictest3118308-21kworker/u2:112:30:280
303324899192163,18cyclictest3097520-21kworker/u2:011:00:070
303324899191164,17cyclictest3073954-21kworker/u2:310:15:070
303324899189159,19cyclictest3064740-21kworker/u2:109:25:080
303324899189158,19cyclictest3090264-21kworker/u2:010:30:110
303324899186156,18cyclictest3095996-21kworker/u2:211:15:290
310209121830,3sleep03102089-21switchtime11:01:540
304437521820,3sleep03044373-21ntp_offset07:50:580
303324899180151,17cyclictest3121651-21kworker/u2:312:21:340
303324899178150,17cyclictest3101886-21kworker/u2:311:50:100
303324899177149,17cyclictest3021069-21kworker/u2:107:35:050
303324899176147,18cyclictest3101886-21kworker/u2:311:31:530
304315421740,3chrt3043158-21wc07:46:160
303324899173144,17cyclictest84-21jbd2/mmcblk0p2-11:10:050
308138321720,4chrt3081381-21ntpq09:56:520
303324899172147,16cyclictest3039556-21kworker/u2:207:40:210
303324899172144,17cyclictest3060954-21kworker/u2:208:55:030
303324899172143,18cyclictest3058599-21kworker/u2:008:45:130
305198021700,3sleep03051981-21cat08:20:080
303324899169140,19cyclictest29-21kswapd009:30:270
303324899168140,18cyclictest3112993-21kworker/u2:011:56:560
303324899168140,17cyclictest3045203-21kworker/u2:108:05:050
303324899168137,18cyclictest3078713-21kworker/u2:110:10:130
303324899167139,18cyclictest3052100-21kworker/u2:208:35:150
303324899167138,19cyclictest3045203-21kworker/u2:108:00:140
303324899165135,18cyclictest3112993-21kworker/u2:012:01:580
303324899162132,18cyclictest3052100-21kworker/u2:208:25:050
303324899160133,17cyclictest3066543-21kworker/u2:209:30:130
303324899157128,17cyclictest3121651-21kworker/u2:312:15:070
303324899155127,19cyclictest3078713-21kworker/u2:109:49:260
303324899154126,17cyclictest3039556-21kworker/u2:208:15:050
303324899152122,18cyclictest3037451-21kworker/u2:007:30:050
303324899151119,19cyclictest3021069-21kworker/u2:107:21:050
303324899146116,18cyclictest3122960-21kworker/u2:212:10:040
303324899142113,18cyclictest3052100-21kworker/u2:208:25:110
303324899140110,19cyclictest3021069-21kworker/u2:107:10:020
303324899137108,18cyclictest3064740-21kworker/u2:109:05:450
303324899134106,17cyclictest3056891-21kworker/u2:108:46:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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