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2025-12-09 - 23:39
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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 highest latencies:
System rack5slot7.osadl.org (updated Tue Dec 09, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12702224002210,138sleep00-21swapper05:38:480
128799914970,52cyclictest14972-21apt-get10:00:260
128799914876,48cyclictest21337-21apt-get10:20:260
128799914671,49cyclictest10527-21/usr/sbin/munin08:05:570
128799914668,36cyclictest10105-21apt-get09:45:290
128799914572,46cyclictest30300-21users10:46:510
128799914569,33cyclictest27879-21apt-get10:40:310
128799914475,29cyclictest18541-21fw_conntrack10:11:070
128799914470,49cyclictest12413-21df_inode08:10:520
128799914469,37cyclictest2189-21df_inode09:20:590
128799914468,51cyclictest28124-21df09:00:500
128799914467,52cyclictest25645-21users08:51:500
128799914368,52cyclictest2020-21df11:00:480
128799914364,39cyclictest29456-21/usr/sbin/munin09:06:150
128799914270,49cyclictest17665-21ssh10:07:500
128799914268,51cyclictest4019-21wc09:26:200
128799914267,51cyclictest2695-21/usr/sbin/munin07:41:370
128799914266,52cyclictest26348-21apt-get08:55:270
128799914265,38cyclictest14915-21ssh08:18:460
128799914264,52cyclictest31413-21if_eth010:51:070
128799914178,38cyclictest19958-21apt-get08:35:260
128799914171,50cyclictest6147-21df07:50:530
128799914168,49cyclictest31088-21/usr/sbin/munin09:11:050
128799914167,51cyclictest32675-21apt-get10:55:240
128799914167,50cyclictest9246-21df08:00:500
128799914161,55cyclictest27768-21grep06:56:090
128799914069,48cyclictest18351-21apt-get08:30:250
128799914067,50cyclictest15578-21df_inode08:20:530
128799913980,35cyclictest32697-21apt-get09:15:250
128799913966,50cyclictest24602-21munin-run08:50:060
128799913966,33cyclictest4345-21grep07:45:310
128799913962,53cyclictest12360-21sshd09:51:340
128799913962,52cyclictest17908-21cat06:05:080
128799913876,37cyclictest8833-21fw_conntrack09:41:050
128799913867,49cyclictest13620-21df09:55:510
128799913866,48cyclictest23321-21df_inode10:25:590
128799913864,51cyclictest21810-21df08:40:470
128799913864,50cyclictest20398-21grep10:16:360
128799913864,33cyclictest5451-21df09:30:530
128799913863,36cyclictest23400-21/usr/sbin/munin06:35:480
128799913861,55cyclictest1458-21sendmail_mailqu07:31:060
128799913768,50cyclictest24643-21/usr/sbin/munin10:30:580
128799913765,51cyclictest17671-21users08:26:450
128799913765,50cyclictest32237-21sed07:21:110
128799913765,32cyclictest15867-21zcat05:51:080
128799913764,49cyclictest3418-21ssh11:05:150
128799913761,38cyclictest1891-21tr07:35:480
128799913759,55cyclictest26441-21cstates10:35:410
128799913757,39cyclictest6929-21wget09:35:380
128799913666,45cyclictest29018-21df07:05:360
128799913665,50cyclictest7408-21apt-get07:55:230
128799913663,51cyclictest18569-21wc06:06:070
128799913570,39cyclictest13456-21ntpq05:41:030
128799913560,51cyclictest28280-21cat07:00:520
128799913557,52cyclictest23240-21grep06:31:160
128799913460,34cyclictest24499-21df06:40:350
128799913361,33cyclictest15177-21munin-run05:50:060
128799913357,51cyclictest21836-21df_abs06:25:460
128799913276,34cyclictest30625-21apt-get07:15:230
128799913273,36cyclictest16401-21df05:55:380
128799913273,35cyclictest19798-21apt-get06:15:210
128799913272,36cyclictest30482-21users07:11:130
128799913262,47cyclictest25532-21irqstats06:45:500
128799913259,35cyclictest19375-21ntp_states06:11:050
128799913170,41cyclictest26860-21unixbench_singl06:51:100
128799913160,49cyclictest748-21munin-run07:30:060
128799913071,35cyclictest20694-21basename06:20:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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