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2025-11-16 - 06:02
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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 highest latencies:
System rack6slot5.osadl.org (updated Sun Nov 16, 2025 00:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
992999106695520,5145cyclictest25635-21kworker/0:220:17:480
99299999415228,4702cyclictest1058-21kworker/0:021:44:460
99299998885203,4680cyclictest31220-21kworker/0:200:28:250
99299998425192,4645cyclictest25635-21kworker/0:219:30:380
99299998395165,4659cyclictest25635-21kworker/0:219:23:360
99299997765150,4615cyclictest25635-21kworker/0:220:05:280
99299997275121,4595cyclictest1058-21kworker/0:022:22:100
99299997134909,4753cyclictest25635-21kworker/0:220:36:100
99299996665099,4556cyclictest25635-21kworker/0:220:21:430
99299991744821,4302cyclictest1058-21kworker/0:021:34:420
99299991674663,4493cyclictest1058-21kworker/0:022:18:020
99299991234644,4468cyclictest17965-21kworker/0:023:59:410
99299990404808,4217cyclictest25635-21kworker/0:221:13:340
99299990224590,4421cyclictest25635-21kworker/0:221:15:170
99299989794570,4398cyclictest17965-21kworker/0:023:51:230
99299989784565,4401cyclictest8792-21kworker/0:023:12:440
99299989414547,4383cyclictest8792-21kworker/0:022:56:100
99299988824515,4356cyclictest25635-21kworker/0:221:23:360
99299988564510,4335cyclictest25635-21kworker/0:219:38:090
99299988064725,4004cyclictest1790-21kworker/0:122:33:400
99299987804572,4197cyclictest25635-21kworker/0:219:41:550
99299987324453,4275cyclictest1058-21kworker/0:021:27:380
99299987314388,4291cyclictest5884-21kworker/0:223:40:520
99299987034638,4054cyclictest1058-21kworker/0:021:53:400
99299986214564,4006cyclictest8792-21kworker/0:022:45:540
99299985494324,4175cyclictest25635-21kworker/0:220:27:510
99299985384351,4176cyclictest25635-21kworker/0:219:49:380
99299982624280,3968cyclictest1790-21kworker/0:122:28:560
99299980484167,3857cyclictest17965-21kworker/0:023:49:560
99299978824175,3648cyclictest25635-21kworker/0:220:52:490
99299978274199,3617cyclictest25435-21kworker/0:100:03:520
99299976413858,3732cyclictest25635-21kworker/0:219:28:370
99299975404027,3498cyclictest30832-21kworker/0:123:15:260
99299974803877,3553cyclictest25435-21kworker/0:100:06:300
99299973884020,3353cyclictest8792-21kworker/0:022:37:460
99299972583787,3457cyclictest5884-21kworker/0:223:36:420
99299972343772,3447cyclictest25635-21kworker/0:219:51:390
99299972143860,3340cyclictest31220-21kworker/0:200:18:460
99299972113839,3330cyclictest1058-21kworker/0:022:12:200
99299972043855,3333cyclictest8792-21kworker/0:023:07:080
99299971533860,3282cyclictest1058-21kworker/0:022:05:400
99299971253839,3275cyclictest1058-21kworker/0:021:36:330
99299971073807,3285cyclictest8792-21kworker/0:022:54:380
99299970433807,3225cyclictest31220-21kworker/0:200:12:030
99299969443745,3188cyclictest1058-21kworker/0:021:57:520
99299968973680,3157cyclictest25635-21kworker/0:219:55:400
99299968203700,3115cyclictest25635-21kworker/0:220:58:370
99299968063639,3125cyclictest31220-21kworker/0:200:31:110
99299967593662,3086cyclictest25635-21kworker/0:220:01:310
99299967493645,3092cyclictest8792-21kworker/0:023:00:210
99299967433658,3081cyclictest25635-21kworker/0:221:06:570
99299967273607,3069cyclictest25635-21kworker/0:220:11:410
99299966983623,3064cyclictest31220-21kworker/0:200:36:430
99299966463541,3045cyclictest5884-21kworker/0:223:28:070
99299966213483,3127cyclictest31220-21kworker/0:200:20:140
99299965883580,2997cyclictest5884-21kworker/0:223:33:540
99299965703635,2919cyclictest1058-21kworker/0:022:04:140
99299964483506,2931cyclictest25635-21kworker/0:221:02:570
99299963173484,2772cyclictest30832-21kworker/0:123:24:090
99299961293401,2685cyclictest25635-21kworker/0:220:40:250
99299961023294,2757cyclictest8792-21kworker/0:022:41:470
99299960813323,2747cyclictest25635-21kworker/0:220:46:220
99299959013236,2662cyclictest25635-21kworker/0:219:16:360
99299958683106,2751cyclictest1058-21kworker/0:021:49:090
99299954135318,81cyclictest25635-21kworker/0:220:31:570
99299931021843,1256cyclictest25635-21kworker/0:219:13:570
93102750184,176sleep00-21swapper19:05:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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