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2026-04-10 - 13:19
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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 Apr 10, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
362153022860,3sleep03621531-21cat20:01:200
367229022660,3chrt3672288-21unin-run23:05:030
368808122530,3chrt3688074-21ntp_states00:00:300
362507022520,3chrt3625068-21df_inode20:15:170
364784022480,3chrt3647838-21ntpq21:36:110
364450822460,2sleep03644510-21sort21:25:070
367945822450,3chrt3679454-21diskstats23:30:180
363790422430,3chrt3637901-21ntpq21:00:310
360683922280,3sleep03606840-21date19:10:080
364092522180,2sleep03640927-21grep21:11:160
361972822080,2sleep03619726-21ntp_kernel_err19:55:300
367801822070,3sleep03678021-21grep23:25:130
363467522060,3sleep03634676-21systemctl20:50:030
360675599204174,18cyclictest3689188-21kworker/u2:100:16:170
360675599201172,19cyclictest3615132-21kworker/u2:019:45:040
360675599200169,19cyclictest3683867-21kworker/u2:100:00:030
360675599199171,16cyclictest3689188-21kworker/u2:100:15:070
360675599199169,18cyclictest3628148-21kworker/u2:120:40:050
360675599198167,19cyclictest3666296-21kworker/u2:222:50:030
360675599198167,18cyclictest3612828-21kworker/u2:119:36:170
364912321960,3chrt3649121-21ntp_kernel_pll_21:40:450
360675599195165,18cyclictest3635109-21kworker/u2:120:56:170
368273221940,3chrt3682734-21cut23:41:160
360675599193168,16cyclictest3664220-21kworker/u2:022:40:070
360675599193165,18cyclictest3653156-21kworker/u2:122:05:030
360675599193164,18cyclictest3600237-21kworker/u2:019:30:060
360675599193163,19cyclictest3662523-21kworker/u2:222:35:030
360675599190161,18cyclictest3615132-21kworker/u2:020:21:170
360675599189162,18cyclictest3692498-21kworker/u2:200:35:040
360675599189160,18cyclictest3668097-21kworker/u2:122:55:030
360675599188159,18cyclictest3645812-21kworker/u2:222:00:010
360675599188152,24cyclictest3668097-21kworker/u2:123:00:010
360675599186156,19cyclictest3600237-21kworker/u2:019:10:080
368514821850,3chrt3685150-21grep23:50:270
360675599183155,18cyclictest3669499-21kworker/u2:023:20:020
360675599182151,19cyclictest3600237-21kworker/u2:019:20:020
360675599181150,19cyclictest3600237-21kworker/u2:019:25:020
360675599180151,18cyclictest3645812-21kworker/u2:221:55:050
369347621780,4chrt3693474-21sshd00:21:140
360675599177147,19cyclictest3694216-21kworker/u2:000:26:160
360675599177146,19cyclictest3664220-21kworker/u2:022:41:160
360675599176147,19cyclictest3617905-21kworker/u2:219:50:300
360675599174145,18cyclictest3635109-21kworker/u2:121:10:070
360675599174145,17cyclictest3697440-21kworker/u2:100:40:080
360675599174144,18cyclictest3677851-21kworker/u2:223:45:120
360675599173144,18cyclictest3635109-21kworker/u2:121:16:210
360675599173143,19cyclictest3675456-21kworker/u2:123:20:330
365026121720,3chrt3650260-21/usr/sbin/munin21:45:230
360675599172144,18cyclictest3635109-21kworker/u2:121:30:030
360675599171141,18cyclictest3615132-21kworker/u2:020:41:170
360675599170140,18cyclictest3628148-21kworker/u2:120:35:060
368919421690,4chrt3689193-21ld00:05:510
360675599169141,17cyclictest3653156-21kworker/u2:122:20:070
360675599169140,19cyclictest3677851-21kworker/u2:223:35:080
360675599169139,19cyclictest3615132-21kworker/u2:020:10:060
360675599167136,19cyclictest3669499-21kworker/u2:023:05:130
360675599165137,17cyclictest3628148-21kworker/u2:120:30:060
360675599164136,18cyclictest3653156-21kworker/u2:122:10:070
360675599164134,19cyclictest3645812-21kworker/u2:221:35:050
360675599163135,18cyclictest3633280-21kworker/u2:220:55:050
360675599161134,17cyclictest3615132-21kworker/u2:019:50:020
360675599158128,18cyclictest3653156-21kworker/u2:122:26:200
360675599157126,19cyclictest3669499-21kworker/u2:023:11:230
360675599156125,19cyclictest3653156-21kworker/u2:122:05:130
360675599152123,18cyclictest3653156-21kworker/u2:122:20:310
360675599151119,19cyclictest3612828-21kworker/u2:119:30:460
360675599150122,18cyclictest3615132-21kworker/u2:020:11:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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