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2026-03-12 - 16:10
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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 Thu Mar 12, 2026 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2788528500,14sleep027883-21if_eth007:05:210
288029916944,31cyclictest3650irq/20-4900000009:02:120
288029915673,10cyclictest101ktimersoftd/012:30:370
2880299128108,11cyclictest0-21swapper/007:10:040
7462211416,84sleep07458-21ntp_states12:05:400
9051210910,86sleep09058-21memory12:10:570
698921096,88sleep06990-21sshd09:56:160
1793021095,12sleep017643-21/usr/sbin/munin10:40:200
2687021085,91sleep026904-21cat11:15:290
7875210613,83sleep07878-21df_inode07:55:190
1949021065,12sleep019493-21diskstats08:40:180
15512210611,82sleep015297-21/usr/sbin/munin12:35:240
3211521055,11sleep032141-21apt-config09:30:070
849721045,11sleep08498-21sshd10:03:210
527221015,85sleep05275-21df_inode09:50:180
28297210110,15sleep028295-21ntp_states11:20:420
2335221005,11sleep023369-21ntpq08:55:360
1639321006,81sleep016454-21ls10:35:140
1534821006,83sleep015349-21sshd08:24:210
31532965,11sleep03151-21diskstats11:50:210
28802999561,16cyclictest4208-21/usr/sbin/munin07:40:280
194082955,80sleep019426-21cat10:45:280
3164129214,67sleep0101ktimersoftd/007:20:280
28802999252,26cyclictest15760-21sshd08:25:220
28802999245,32cyclictest26344-21runrttasks11:13:410
28802999233,20cyclictest801-21dbus-daemon07:20:010
30872919,11sleep03085-21ntp_states07:35:380
305922916,74sleep030590-21diskstats11:30:230
28802999139,37cyclictest224822chrt08:51:340
28802999048,9cyclictest101ktimersoftd/012:15:300
28802999033,35cyclictest12709-21wget08:15:110
28802999027,11cyclictest101ktimersoftd/011:57:130
312022886,68sleep031203-21memory09:25:330
28802998838,18cyclictest28605-21fw_conntrack09:15:250
182432885,11sleep018258-21fw_conntrack08:35:230
11862884,7sleep00-21swapper/007:28:560
28802998737,33cyclictest17257-21processes08:30:430
28802998736,33cyclictest9741-21sshd08:02:200
116062865,67sleep011607-21memory10:15:320
3872850,7sleep0384-21grep11:40:060
28802998549,25cyclictest0-21swapper/010:30:220
28802998457,18cyclictest15382sleep007:30:100
28802998444,29cyclictest0-21swapper/011:45:220
2880299838,17cyclictest26277-21ntp_states09:05:370
28802998348,24cyclictest101ktimersoftd/011:25:350
28802998335,31cyclictest1276-21runrttasks08:11:160
28802998334,15cyclictest10250irq/56-4a10000012:20:510
28802998334,15cyclictest10250irq/56-4a10000010:20:330
28802998323,14cyclictest1305-21snmpd11:05:040
28802998122,18cyclictest10250irq/56-4a10000011:00:040
2880299807,35cyclictest29649-21/usr/sbin/munin09:20:480
28802998048,15cyclictest10150irq/55-4a10000009:10:480
28802998045,24cyclictest6037-21sshd12:00:220
28802997950,13cyclictest10150irq/55-4a10000007:45:500
28802997949,20cyclictest13028-21/usr/sbin/munin12:25:210
28802997910,17cyclictest6836-21ntp_states07:50:400
2880299788,16cyclictest4052-21diskstats09:45:240
28802997833,31cyclictest101ktimersoftd/010:05:250
28802997823,39cyclictest0-21swapper/010:29:550
28802997751,12cyclictest20588-21cut08:45:130
28802997721,17cyclictest704-21/usr/sbin/munin11:40:300
28802997657,11cyclictest101ktimersoftd/008:10:020
28802997653,16cyclictest2554-21cat09:40:050
28802997652,10cyclictest101ktimersoftd/011:05:230
28802997644,21cyclictest20612-21diskstats10:50:210
28802997541,26cyclictest2715-21cpu09:40:140
28802997450,16cyclictest11237-21sed10:15:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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