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2026-05-20 - 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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rack3slot7.osadl.org (updated Wed May 20, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/012220-21kworker/0:107:03:170
166289816712cyclictest29459-21munin-node09:33:460
166289815812cyclictest4721-21munin-node11:43:450
166289815811cyclictest6400-21if_eth008:18:150
166289815712cyclictest31555-21nfs_client07:53:340
166289815712cyclictest23071-21munin-node07:28:160
166289815612cyclictest9528-21df10:13:210
166289815612cyclictest7055-21sendmail_mailqu11:48:440
166289815611cyclictest27962-21munin-node07:43:230
166289815412cyclictest12457-21open_inodes12:08:150
166289815313cyclictest22003-21munin-node09:08:250
166289815313cyclictest20645-21aten2.4_r3power09:03:300
166289815312cyclictest27176-21sendmail_mailqu09:23:440
166289815312cyclictest16140-21if_err_eth012:18:360
166289815311cyclictest20214-21mailstats10:48:160
166289815212cyclictest25977-21runrttasks11:06:060
166289815212cyclictest224852sleep007:24:210
166289815114cyclictest26891-21nfs_client07:38:350
166289815114cyclictest19099-21munin-node10:43:320
166289815113cyclictest3899-21aten2.4_r3power09:53:410
166289815113cyclictest134372sleep010:24:210
166289815112cyclictest17858-21sendmail_mailqu12:23:460
166289815013cyclictest10057-21aten2.4_r3power11:58:420
166289815012cyclictest19327-21timerandwakeup12:28:430
166289815012cyclictest17714-21kernelversion08:53:370
166289814813cyclictest26344-21munin-node11:08:300
166289814812cyclictest16382-21missed_timers08:48:460
166289814811cyclictest23267-21munin-node10:58:250
166289814712cyclictest29963-21nfs_client07:48:330
166289814712cyclictest178672sleep007:09:300
166289814614cyclictest3783-21nfs_client08:08:340
166289814613cyclictest28609-21munin-node11:13:440
166289814612cyclictest25341-21nfs_client09:18:320
166289814612cyclictest2360-21aten2.4_r3power08:03:410
166289814524cyclictest32535-21latency_hist07:58:050
166289814513cyclictest6657-21unixbench_singl10:03:260
166289814512cyclictest14490-21aten2.4_r3power08:43:290
166289814413cyclictest24923-21df_inode07:33:270
166289814413cyclictest22556-21cstates10:53:470
166289814411cyclictest1691-21munin-node11:33:170
166289814314cyclictest16074-21nfs_client10:33:320
166289814313cyclictest5430-21sed09:58:400
166289814313cyclictest19097-21sensors_fan08:58:310
166289814313cyclictest11784-21aten2.4-expect12:03:470
166289814223cyclictest3237-21mailstats11:38:160
166289814213cyclictest2792-21runrttasks11:54:180
166289814213cyclictest14341-21unixbench_singl12:13:270
166289814212cyclictest29439-21munin-node11:18:150
166289814212cyclictest1888-21cpu09:48:250
166289814212cyclictest12763-21cpu08:38:260
166289814117cyclictest18419-21munin-node07:13:380
166289814113cyclictest28297-21unixbench_singl09:28:280
166289814112cyclictest893-21cstates11:28:470
166289814112cyclictest2792-21runrttasks08:30:150
166289814112cyclictest20504-21nfs_client07:18:330
166289814013cyclictest2792-21runrttasks08:36:150
166289814013cyclictest17329-21aten2.4-expect10:38:220
166289814012cyclictest31088-21idleruntime09:38:160
166289814012cyclictest23281-21munin-node09:13:330
166289814012cyclictest14684-21aten2.4_r3power10:28:410
166289813913cyclictest20139-21munin-node12:33:200
166289813912cyclictest7837-21mailstats10:08:140
166289813813cyclictest8341-21nfs_client08:23:340
166289813812cyclictest4783-21munin-node08:13:150
166289813812cyclictest31139-21chrt11:23:210
166289813713cyclictest433-21rt-features09:43:270
166289813712cyclictest11205-21df_inode10:18:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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