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2026-05-02 - 11:54
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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 highest latencies:
System rack4slot3.osadl.org (updated Sat May 02, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26877210715,23sleep03250-21snmpd00:20:030
16792210414,16sleep016835-21munin-node23:49:340
24089210314,76sleep024175-21latency_hist00:13:480
1981210313,78sleep01982-21ntpq21:24:300
32054210214,16sleep032075-21aten_r4power_cu19:38:550
25557999914,76cyclictest11235-21aten_r4power_cu23:33:570
2136829915,16sleep020783-21munin-node20:44:220
1346029914,16sleep013474-21sensors20:19:330
3116329814,16sleep031161-21ntp_states21:14:280
2035529814,16sleep03250-21snmpd23:59:530
2005329813,15sleep020089-21ls22:19:380
671829714,23sleep06738-21kernelversion21:39:170
2629629714,16sleep026312-21open_files20:59:270
1356029714,15sleep013599-21munin-node23:39:320
129829714,20sleep01295-21latency_hist23:03:470
1296529714,16sleep012968-21diskstats21:59:030
2107329614,16sleep021076-21diskstats22:24:030
321629513,16sleep03252-21fschecks_count21:29:050
25557999514,72cyclictest3324-21munin-node23:09:080
25557999514,72cyclictest18027-21fschecks_time23:54:080
2488529514,16sleep024903-21sensors_volt22:34:340
2201329514,16sleep03250-21snmpd00:05:070
652729414,16sleep06556-21df_inode23:19:010
485729415,16sleep04860-21df_inode21:34:020
3257429414,16sleep032575-21iostat_ios21:19:140
3009229414,17sleep03347-21lldpd00:29:510
25557999414,71cyclictest25878-21fschecks_time19:19:060
2424129417,54sleep024269-21hddtemp_smartct19:14:040
810529315,16sleep08106-21diskstats21:44:030
3143429315,16sleep030596-21munin-node22:54:370
25557999314,70cyclictest6775-21netstat19:59:230
1634829314,16sleep016352-21hddtemp_smartct22:09:090
2990329214,16sleep029919-21unixbench_singl22:49:400
2769929214,16sleep027703-21iostat_ios21:04:140
25557999214,69cyclictest17793-21fschecks_count20:34:050
1797929215,17sleep017995-21if_err_eth022:14:100
1148529214,16sleep011489-21hddtemp_smartct21:54:090
25557999115,66cyclictest14730-21hddtemp_smartct22:04:090
25557999114,68cyclictest8019-21munin-node20:04:020
25557999114,68cyclictest27745-21grep00:24:090
25557999114,68cyclictest19399-21fschecks_count20:39:050
1186129114,15sleep00-21swapper20:14:360
25557999015,66cyclictest29278-21latency19:29:140
25557999015,65cyclictest740-21munin-node00:39:400
25557999014,67cyclictest26551-21munin-node22:39:360
25557999014,67cyclictest14301-21munin-node20:23:560
192329014,16sleep01926-21iostat_ios00:44:140
1007329014,16sleep010071-21ntp_states20:09:260
977128914,16sleep09800-21df_inode23:29:020
493428914,15sleep04940-21diskstats23:14:010
25557998914,66cyclictest3568-21runrttasks23:48:180
25557998914,66cyclictest17077-21chrt20:30:500
25557998913,69cyclictest5703-21sshd19:55:410
25557998815,66cyclictest24208-21munin-node00:14:090
25557998814,65cyclictest24030-21munin-node20:54:420
25557998813,66cyclictest9778-21fschecks_count21:49:050
25557998715,62cyclictest2051-21seq19:44:350
25557998714,64cyclictest30645-21munin-node19:34:020
25557998714,64cyclictest28895-21munin-node21:08:580
25557998714,63cyclictest3554-21ntp_kernel_pll_19:49:220
25557998614,63cyclictest27306-21cpu19:23:570
25557998515,61cyclictest7981-21munin-node23:24:180
2379128413,15sleep00-21swapper20:52:450
3167328213,15sleep00-21swapper00:34:430
2876828213,19sleep00-21swapper22:48:010
25557998116,55cyclictest22929-21irqstats22:29:160
25557998114,58cyclictest2227-21swap23:04:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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