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2026-03-11 - 14:35
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 376 highest latencies:
System rack6slot5.osadl.org (updated Wed Mar 11, 2026 12:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
113089998235127,4685cyclictest9410-21kworker/0:107:46:480
113089997945211,4578cyclictest9410-21kworker/0:107:23:430
113089996825149,4502cyclictest18282-21kworker/0:212:34:430
113089991714720,4446cyclictest9410-21kworker/0:108:34:460
113089989734616,4347cyclictest9410-21kworker/0:109:09:120
113089989114684,4216cyclictest9410-21kworker/0:107:19:400
113089987614514,4242cyclictest9410-21kworker/0:108:09:060
113089986364300,4276cyclictest9410-21kworker/0:108:58:310
113089985894534,4052cyclictest9410-21kworker/0:107:12:540
113089982784117,4101cyclictest9410-21kworker/0:107:27:070
113089981974479,3667cyclictest9410-21kworker/0:107:59:410
113089980894055,4003cyclictest7086-21kworker/0:110:56:430
113089977844002,3767cyclictest30275-21kworker/0:111:49:570
113089977713868,3852cyclictest9410-21kworker/0:107:32:240
113089976804119,3546cyclictest28530-21kworker/0:210:32:470
113089974364026,3386cyclictest21157-21kworker/0:110:14:520
113089973753912,3448cyclictest9410-21kworker/0:108:26:270
113089972023803,3384cyclictest28530-21kworker/0:210:29:490
113089971243654,3419cyclictest6364-21kworker/0:212:13:110
113089969103784,3115cyclictest9410-21kworker/0:108:43:170
113089968373417,3397cyclictest19910-21kworker/0:011:26:080
113089968033730,3061cyclictest9410-21kworker/0:108:17:520
113089967703715,3044cyclictest9410-21kworker/0:109:00:060
113089967573671,3034cyclictest9410-21kworker/0:108:49:490
113089967193476,3228cyclictest4931-21kworker/0:209:40:240
113089966873544,3128cyclictest12469-21kworker/0:109:57:050
113089966543659,2984cyclictest9410-21kworker/0:107:53:540
113089965123588,2913cyclictest9410-21kworker/0:108:51:230
113089964723235,3213cyclictest6364-21kworker/0:212:15:150
113089964663532,2920cyclictest7086-21kworker/0:110:53:460
113089964353402,2982cyclictest9410-21kworker/0:108:23:540
113089963653267,3047cyclictest9410-21kworker/0:107:38:060
113089963453463,2830cyclictest26467-21kworker/0:009:19:110
113089961403306,2791cyclictest4931-21kworker/0:209:37:270
113089960553032,2980cyclictest26467-21kworker/0:009:22:350
113089958833261,2617cyclictest9410-21kworker/0:108:01:170
113089956452910,2692cyclictest19910-21kworker/0:011:23:190
112182773182,205sleep00-21swapper07:09:530
113089951627,427cyclictest12082-21rm11:02:310
113089950253,387cyclictest24451-21diskmemload10:41:570
113089950153,388cyclictest24451-21diskmemload12:02:230
113089949928,401cyclictest28875-21munin-node11:40:510
113089948424,390cyclictest24016-21ntp_states11:30:180
113089948330,392cyclictest2021-21sshd11:52:170
113089948252,236cyclictest24451-19diskmemload11:56:280
113089947954,363cyclictest24451-21diskmemload11:35:240
113089947953,365cyclictest24451-21diskmemload09:50:540
113089947855,353cyclictest24451-21diskmemload09:32:080
113089947854,363cyclictest24451-21diskmemload09:45:430
113089947827,391cyclictest21996-21ssh12:37:280
113089947554,359cyclictest7910-21strings12:06:030
113089947454,359cyclictest24451-21diskmemload10:22:200
113089947254,357cyclictest24451-21diskmemload10:03:000
113089946653,353cyclictest24451-21diskmemload11:11:360
113089946286,362cyclictest31869-21ssh09:25:250
113089946154,346cyclictest18398-21apt-get11:17:010
113089946154,222cyclictest15811-21ssh12:24:290
113089945954,343cyclictest26316-21ssh09:13:180
113089945855,231cyclictest19094-21ssh10:07:170
113089945173,364cyclictest13-21rcuc/010:45:470
113089945024,412cyclictest14412-21ssh11:08:320
113089944658,374cyclictest31625-21chrt10:35:200
113089944275,185cyclictest345450irq/10-yenta12:28:100
113089943733,343cyclictest0-21swapper08:36:030
113089943677,187cyclictest24285-21ssh12:43:160
113089943424,340cyclictest24923-31updatedb.mlocat07:44:370
113089943070,300cyclictest23671-21ssh10:16:170
113089940254,333cyclictest3891-21cron08:15:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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