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2026-06-26 - 03:56
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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 Fri Jun 26, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22086224182179,185sleep00-21swapper19:03:380
221929911338,33cyclictest8321-21apt-get00:04:410
221929911249,45cyclictest6346-21apt-get22:24:380
221929911241,49cyclictest7452-21users20:40:290
221929911238,50cyclictest1156-21apt-get22:09:390
221929911238,32cyclictest23575-21apt-get23:14:380
221929911142,49cyclictest6841-21/usr/sbin/munin23:59:560
221929911137,50cyclictest14078-21/usr/sbin/munin22:46:010
221929911137,33cyclictest17184-21df00:30:010
221929911136,35cyclictest15407-21irqstats22:50:320
221929911135,53cyclictest8511-21irqstats22:30:290
221929911135,34cyclictest18405-21apt-get22:59:370
221929911041,45cyclictest10321-21memory22:35:340
221929911037,51cyclictest28242-21ssh23:27:320
221929911037,35cyclictest12690-21ssh22:42:130
221929911034,36cyclictest1169-21ssh23:43:390
221929910945,45cyclictest15956-21/usr/sbin/munin00:26:020
221929910938,48cyclictest12712-21users00:16:050
221929910938,48cyclictest11682-21irqstats21:05:360
221929910936,49cyclictest25010-21apt-get21:44:370
221929910936,49cyclictest22096-21df23:10:000
221929910934,50cyclictest25300-21apt-get23:19:360
221929910841,43cyclictest9389-21/usr/sbin/munin20:54:570
221929910839,32cyclictest30723-21df23:35:020
221929910834,49cyclictest31026-21apt-get19:54:310
221929910832,53cyclictest4908-21ssh22:20:020
221929910737,35cyclictest32443-21ssh22:05:410
221929910736,32cyclictest10485-21irqstats00:10:260
221929910735,52cyclictest14099-21awk00:20:450
221929910735,34cyclictest29267-21ssh23:30:390
221929910734,50cyclictest1428-21apt-get23:44:330
221929910733,50cyclictest3692-21memory23:50:340
221929910636,47cyclictest5127-21/usr/sbin/munin23:54:590
221929910636,29cyclictest26726-21/usr/sbin/munin21:51:050
221929910635,49cyclictest340-21/usr/sbin/munin20:04:440
221929910635,32cyclictest13291-21df_inode21:10:100
221929910632,51cyclictest23647-21ssh21:40:100
221929910630,38cyclictest19940-21cut21:29:490
221929910544,37cyclictest22289-21apt-get19:04:330
221929910535,49cyclictest20117-21apt-get23:04:390
221929910534,48cyclictest18121-21apt-get21:24:370
221929910533,49cyclictest22123-21grep21:35:410
221929910531,34cyclictest17035-21df_inode22:55:110
221929910435,48cyclictest30109-21munin-node19:49:270
221929910434,48cyclictest28359-21basename19:39:370
221929910431,34cyclictest16872-21irqstats21:20:300
221929910430,33cyclictest29508-21ssh21:56:330
221929910418,63cyclictest3256-21df_inode22:15:090
221929910332,50cyclictest14692-21apt-get21:14:430
221929910247,30cyclictest3499-21memory20:20:080
221929910231,32cyclictest30511-21ssh22:00:070
221929910229,50cyclictest2413-21df_abs20:14:480
221929910144,33cyclictest26514-21apt-get19:29:350
221929910143,34cyclictest4276-21fw_packets20:25:290
221929910128,49cyclictest10291-21dpkg20:59:290
221929910038,40cyclictest25614-21apt-get19:24:310
221929910031,48cyclictest9278-21munin-run20:54:190
221929910031,48cyclictest25449-21head19:20:210
221929910031,31cyclictest27830-21memory19:35:050
221929910030,48cyclictest4915-21basename20:29:390
221929910024,52cyclictest24151-21if_eth019:14:590
221929910015,62cyclictest31923-21apt-get19:59:370
22192999929,31cyclictest6550-21users20:35:230
22192999839,36cyclictest7581-21apt-get20:44:310
22192999828,49cyclictest1532-21df_inode20:10:020
22192999827,49cyclictest29298-21grep19:44:400
22192999342,27cyclictest23410-21users19:09:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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