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2026-07-31 - 17:14
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot8.osadl.org (updated Fri Jul 31, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17032215531,82sleep01305-21snmpd19:05:380
176149912949,59cyclictest1305-21snmpd21:05:180
176149912546,23cyclictest19206-21apt-get21:27:100
176149912460,22cyclictest27913-21wc00:05:040
176149912144,58cyclictest21234-21runrttasks23:37:100
176149912055,46cyclictest1608-21ntpd19:21:170
176149911946,19cyclictest18272-21df21:20:170
176149911944,37cyclictest1305-21snmpd22:35:130
176149911944,35cyclictest20106-21http19:20:040
176149911839,24cyclictest13304-21diskstats21:00:260
176149911755,42cyclictest2250-21getswitchname00:30:480
176149911742,21cyclictest29107-21chrt22:01:180
176149911648,51cyclictest9590-21chrt20:45:280
176149911639,24cyclictest2456-21diskstats22:25:260
176149911629,35cyclictest7608-21ntp_states22:45:390
176149911573,30cyclictest23988-21runrttasks23:49:180
176149911545,51cyclictest14753-21chrt23:15:150
176149911542,36cyclictest12214-21ntp_states20:55:390
176149911540,36cyclictest11361-21ntp_states23:00:410
176149911472,31cyclictest28046-21runrttasks19:50:090
176149911463,40cyclictest26850-21basename19:45:120
176149911442,51cyclictest26320-21seq19:41:530
176149911441,20cyclictest13661-21diskstats23:10:240
176149911438,57cyclictest31412-21seq00:18:280
176149911368,35cyclictest28294-21munin-plugin-st22:00:000
176149911347,24cyclictest32335-21df22:15:190
176149911345,35cyclictest29294-21aten_r7power_po00:10:160
176149911343,52cyclictest4037-21sshd20:23:130
176149911343,35cyclictest3688-21diskstats22:30:220
176149911269,34cyclictest1351-21lldpd20:08:460
176149911245,46cyclictest1305-21snmpd22:53:200
176149911243,32cyclictest1312-21sshd22:40:130
176149911180,21cyclictest801-21dbus-daemon00:10:040
176149911168,33cyclictest18309-21seq19:10:500
176149911133,43cyclictest22404-21/usr/sbin/munin23:41:290
176149911041,48cyclictest1285-21lldpd00:38:480
176149911040,51cyclictest29637-21/usr/sbin/munin19:55:350
176149910965,34cyclictest31784-21aten_r7power_en00:20:140
176149910951,37cyclictest17109-21gpgv23:25:050
176149910949,40cyclictest0-21swapper/020:12:450
176149910940,34cyclictest24265-21wget23:50:190
176149910939,34cyclictest1305-21snmpd23:08:230
176149910877,21cyclictest17912-21if_eth023:25:540
176149910836,37cyclictest18842-21cat23:30:140
176149910755,34cyclictest801-21dbus-daemon23:00:010
176149910738,55cyclictest16415-21sshd21:12:450
176149910662,35cyclictest754-21systemd-journal20:40:000
176149910662,33cyclictest643-21wget00:25:230
176149910654,41cyclictest53502chrt20:28:520
176149910646,19cyclictest22381-21df21:35:180
176149910641,21cyclictest17577-21apt-get21:17:080
176149910565,31cyclictest3094-21latency_hist20:20:040
176149910558,37cyclictest24982-21irqstats21:45:290
176149910542,47cyclictest1305-21snmpd23:58:330
176149910476,20cyclictest30454-21runrttasks22:07:140
176149910473,22cyclictest30582-21wget20:00:130
176149910443,44cyclictest1276-21runrttasks19:31:510
176149910356,37cyclictest31124-21diskstats22:10:280
176149910243,41cyclictest5726-21grep20:30:140
176149910243,19cyclictest8504-21ntp_states20:40:410
176149910235,34cyclictest22045-21diskstats19:25:210
176149910234,32cyclictest23648-21df_inode21:40:190
176149910171,21cyclictest21934-21runrttasks21:33:530
176149910144,17cyclictest1280-21irqstats22:20:310
176149910143,38cyclictest10632-21chrt20:50:130
176149910138,46cyclictest24431-21wget19:35:160
176149910043,38cyclictest25930-21/usr/sbin/munin21:50:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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