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2023-03-22 - 11:25

RISC-V RVBoards D1 @1000 MHz, Linux 5.16.0-rt19 (Profile)

Latency plot of system in rack #3, slot #2
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l50000000 -m -n -a0 -t1 -p99 -i400 -h400 -q
Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Wed Mar 22, 2023 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
377370522410,4chrt3773703-21diskstats0
377676422360,3chrt3776765-21mailstats0
378822522310,3chrt3788223-21ssh0
384433422050,2sleep03844335-21sshd0
381291122030,2sleep03812912-21ssh0
378432422030,2sleep03784325-21/usr/sbin/munin0
378018321970,2sleep03780185-21grep0
384466821940,2sleep03844669-21ssh0
379424021940,4chrt3794241-21ls0
378272821930,2sleep03782732-21cut0
375222599185155,18cyclictest3784065-21kworker/u2:00
375222599185154,20cyclictest3802844-21kworker/u2:30
375222599182154,19cyclictest3824708-21kworker/u2:20
375222599181152,18cyclictest3784065-21kworker/u2:00
375222599181151,18cyclictest3806662-21kworker/u2:20
375222599179149,18cyclictest3754899-21kworker/u2:10
375222599178149,17cyclictest3772132-21kworker/u2:20
375222599176147,18cyclictest3802844-21kworker/u2:30
375222599175144,19cyclictest3832946-21kworker/u2:00
381003521740,4chrt3810037-21ls0
375222599173143,18cyclictest3751216-21kworker/u2:00
375222599173142,19cyclictest3832946-21kworker/u2:00
375222599171140,19cyclictest3802844-21kworker/u2:30
375222599170128,18cyclictest3768423-21kworker/u2:00
375222599169141,17cyclictest3784065-21kworker/u2:00
375222599169140,17cyclictest3751216-21kworker/u2:00
375222599166136,19cyclictest3806662-21kworker/u2:20
375222599166135,19cyclictest3824708-21kworker/u2:20
375222599165134,19cyclictest3780281-21kworker/u2:20
375222599164134,19cyclictest3761526-21kworker/u2:00
375222599164134,18cyclictest3757289-21kworker/u2:20
381815221620,4chrt3818150-21memory0
377881221620,4chrt3778813-21latency_hist0
377610921610,4chrt3776107-21sendmail-msp0
375222599161130,19cyclictest3784065-21kworker/u2:00
375222599160132,17cyclictest3820733-21kworker/u2:10
375222599160131,19cyclictest3820733-21kworker/u2:10
375222599159130,18cyclictest3820733-21kworker/u2:10
375222599159130,18cyclictest3751216-21kworker/u2:00
375222599159130,17cyclictest3789713-21kworker/u2:30
375222599159129,18cyclictest3744476-21kworker/u2:10
375222599159127,19cyclictest3820733-21kworker/u2:10
375222599157128,18cyclictest3832946-21kworker/u2:00
378927221560,3chrt3789273-21sensors0
375222599155126,18cyclictest3770010-21kworker/u2:10
375222599155126,18cyclictest3765506-21kworker/u2:20
375222599155125,19cyclictest3820733-21kworker/u2:10
375222599153123,18cyclictest3766838-21kworker/u2:10
375222599152124,18cyclictest3780281-21kworker/u2:20
375222599152124,17cyclictest3761526-21kworker/u2:00
375222599148117,19cyclictest3793111-21kworker/u2:20
375222599147117,19cyclictest3824708-21kworker/u2:20
375222599146118,18cyclictest3830003-21kworker/u2:30
375222599146117,18cyclictest3806662-21kworker/u2:20
375222599145116,19cyclictest3793111-21kworker/u2:20
375222599142113,18cyclictest3757289-21kworker/u2:20
375222599141112,18cyclictest3789713-21kworker/u2:30
375222599136107,19cyclictest3789713-21kworker/u2:30
375222599136106,18cyclictest3757289-21kworker/u2:20
375222599135108,17cyclictest3820733-21kworker/u2:10
375222599134106,18cyclictest3800937-21kworker/u2:10
375222599134105,19cyclictest3826557-21kworker/u2:00
375222599134104,18cyclictest3784065-21kworker/u2:00
375222599133105,18cyclictest3793111-21kworker/u2:20
375222599130102,17cyclictest3765506-21kworker/u2:20
37522259912596,18cyclictest3817390-21kworker/u2:00
37522259912394,18cyclictest3761526-21kworker/u2:00
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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