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2025-07-16 - 00:55
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot7.osadl.org (updated Tue Jul 15, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12767224072168,186sleep00-21swapper05:44:390
130969910516,27cyclictest1942-21ssh11:07:240
130969910432,58cyclictest0-21swapper08:26:530
130969910418,25cyclictest28526-21memory09:08:350
130969910318,24cyclictest24789-21munin-run08:57:200
130969910317,25cyclictest12713-21fw_conntrack08:18:180
130969910215,24cyclictest18260-21/usr/sbin/munin10:18:140
130969910116,24cyclictest2846-21users09:29:020
130969910114,26cyclictest6635-21wc07:58:400
130969910018,60cyclictest22150-21irqstats08:48:200
130969910017,44cyclictest31082-21munin-run09:17:220
130969910017,23cyclictest23133-21df_inode10:33:090
130969910012,66cyclictest3248-21rm07:48:160
1309699999,68cyclictest6479-21ssh09:41:580
13096999920,56cyclictest31986-21fw_conntrack07:27:580
13096999918,61cyclictest21791-21ntp_states10:28:530
13096999918,60cyclictest26767-21df09:03:030
13096999917,62cyclictest694-21fw_conntrack09:23:170
13096999917,23cyclictest19951-21irqstats10:23:190
13096999916,44cyclictest4036-21fw_conntrack11:13:210
13096999914,25cyclictest16596-21df_inode10:13:140
13096999913,44cyclictest2008-21ssh11:07:340
13096999912,24cyclictest5368-21ssh07:54:140
13096999817,62cyclictest28005-21df10:48:040
13096999816,44cyclictest4610-21ssh09:35:190
13096999814,63cyclictest10955-21cpuspeed08:12:580
1309699978,70cyclictest29568-21wget10:52:540
13096999729,46cyclictest24991-21wc10:38:390
13096999719,57cyclictest15391-21munin-run05:57:190
13096999717,60cyclictest7171-21memory09:43:360
13096999716,61cyclictest8499-21df09:48:030
13096999715,62cyclictest14087-21munin-node05:52:240
13096999715,44cyclictest31438-21df_inode10:58:120
13096999713,62cyclictest16733-21ssh08:31:180
13096999712,24cyclictest25831-21ssh08:59:080
13096999636,39cyclictest9873-21find08:08:480
13096999619,57cyclictest8028-21irqstats08:03:260
13096999617,25cyclictest11812-21irqstats09:58:340
13096999616,45cyclictest27294-21ssh10:45:350
13096999615,44cyclictest12973-21apt-get10:02:450
13096999514,43cyclictest31268-21/usr/sbin/munin09:17:490
13096999513,22cyclictest17923-21ssh08:34:060
13096999512,23cyclictest14830-21/usr/sbin/munin10:07:560
13096999511,63cyclictest26846-21grep06:58:200
13096999414,44cyclictest16402-21/usr/sbin/munin06:03:220
13096999412,63cyclictest10247-21irqstats09:53:280
13096999410,64cyclictest19105-21apt06:17:280
13096999410,32cyclictest19307-21ssh08:38:530
13096999333,44cyclictest0-21swapper07:07:190
13096999314,63cyclictest22591-21munin-run06:37:200
13096999314,25cyclictest23674-21aten_r5power_po06:42:460
13096999226,47cyclictest0-21swapper07:33:130
13096999211,60cyclictest31058-21df_abs07:22:520
13096999112,59cyclictest21073-21ssh08:44:010
13096999110,46cyclictest2418-21/usr/sbin/munin07:43:150
13096999110,23cyclictest24490-21/usr/sbin/munin06:48:200
13096999018,23cyclictest15985-21ntp_states05:58:180
13096999015,25cyclictest1778-21head07:38:270
13096999011,61cyclictest29910-21/usr/sbin/munin07:17:430
13096998918,22cyclictest20794-21munin-run06:27:200
13096998910,57cyclictest28163-21aten_r5power_po07:07:420
13096998818,22cyclictest29406-21memory07:13:090
13096998812,26cyclictest23111-21memory06:38:080
13096998810,55cyclictest17404-21cut06:07:440
13096998716,54cyclictest0-21swapper06:13:110
13096998715,23cyclictest25392-21apt-get06:52:340
13096998616,22cyclictest21162-21df_inode06:27:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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