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2025-11-21 - 00:41
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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 the 376 highest latencies:
System rack5slot7.osadl.org (updated Thu Nov 20, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18299223932168,172sleep00-21swapper05:38:230
186289916519,105cyclictest14751-21apt-get08:01:220
186289916341,89cyclictest15182-21if_err_eth009:42:000
186289916316,121cyclictest8348-21apt-get09:21:210
186289916315,123cyclictest13155-21apt-get09:36:200
186289916215,120cyclictest19692-21apt-get08:16:260
186289916016,120cyclictest3714-21apt-get10:46:200
186289915918,116cyclictest18393-21df_inode08:11:550
186289915917,116cyclictest23379-21fw_conntrack10:07:300
186289915916,120cyclictest8450-21apt-get07:41:220
186289915916,119cyclictest11695-21apt-get07:51:200
186289915820,94cyclictest29941-21memory08:47:180
186289915817,118cyclictest7527-21irqstats10:57:080
186289915816,118cyclictest11831-21df_inode09:31:530
186289915812,122cyclictest13530-21df_inode07:56:530
186289915735,86cyclictest28010-21cpu10:21:370
186289915716,116cyclictest27322-21ssh10:18:450
186289915620,109cyclictest10065-21apt-get07:46:170
186289915618,115cyclictest16778-21fw_conntrack08:06:560
186289915616,115cyclictest18481-21irqstats09:52:100
186289915616,114cyclictest21809-21memory08:22:150
186289915615,97cyclictest9845-21apt-get09:26:220
186289915615,116cyclictest1885-21apt-get09:01:250
186289915519,109cyclictest27824-21apt-get08:41:220
186289915518,113cyclictest8804-21apt-get11:01:190
186289915517,113cyclictest22950-21apt-get08:26:170
186289915516,114cyclictest10971-21ssh11:07:080
186289915514,113cyclictest1976-21grep10:41:060
186289915510,122cyclictest21980-21/usr/sbin/munin10:02:280
186289915420,109cyclictest31095-21apt-get08:51:210
186289915420,108cyclictest32715-21apt-get08:56:170
186289915414,99cyclictest6705-21/usr/sbin/munin09:17:310
186289915412,121cyclictest30396-21sshd10:27:400
186289915318,113cyclictest5857-21ssh10:52:050
186289915318,112cyclictest5051-21apt-get09:11:190
186289915316,99cyclictest3488-21apt-get09:06:190
186289915314,98cyclictest26699-21ssh08:37:140
186289915311,101cyclictest31238-21ssh10:31:270
186289915228,104cyclictest26429-21kworker/u2:207:16:110
186289915219,111cyclictest19988-21df09:56:460
186289915216,107cyclictest29152-21apt-get06:36:160
186289915215,115cyclictest16830-21irqstats09:47:030
186289915213,117cyclictest2029-21apt-get10:41:200
186289915117,108cyclictest24576-21apt-get08:31:190
186289915116,112cyclictest24572-21apt-get10:11:180
186289915116,111cyclictest3313-21fw_conntrack07:11:380
186289915112,115cyclictest25606-21aten_r5power_en06:16:250
186289915111,115cyclictest8333-21modprobe07:41:010
186289915021,103cyclictest26435-21apt-get06:21:170
186289915018,105cyclictest32765-21apt-get06:56:140
186289915015,113cyclictest5711-21/usr/sbin/munin07:26:130
186289914917,91cyclictest6918-21fw_conntrack07:31:390
186289914916,109cyclictest27677-21irqstats06:26:440
186289914839,90cyclictest5056-21df_abs07:21:330
186289914815,110cyclictest19713-21munin-node06:01:110
186289914814,107cyclictest18725-21apt-get05:41:170
186289914813,113cyclictest21307-21df_inode05:51:340
186289914813,113cyclictest1788-21fgrep07:02:000
186289914812,97cyclictest30071-21cut06:41:220
186289914733,93cyclictest28834-21grep06:32:010
186289914711,113cyclictest24957-21if_eth006:11:440
186289914619,101cyclictest30941-21apt-get06:46:200
186289914615,92cyclictest32133-21df_inode06:51:370
186289914610,112cyclictest22471-21grep05:56:590
186289914533,91cyclictest19715-21sshd05:46:110
186289914510,114cyclictest2556-21tr07:06:560
186289914414,109cyclictest23727-21apt-get06:06:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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