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2025-12-24 - 11:19
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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 all highest latencies:
System rack6slot5.osadl.org (updated Wed Dec 24, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1929499106255274,5300cyclictest7155-21kworker/0:119:58:150
192949998685219,4637cyclictest7155-21kworker/0:121:00:030
192949997365136,4577cyclictest31574-21kworker/0:222:17:590
192949996685020,4637cyclictest23682-21kworker/0:222:58:220
192949993094644,4650cyclictest7155-21kworker/0:121:36:200
192949991494516,4573cyclictest7155-21kworker/0:120:13:350
192949990964748,4337cyclictest7155-21kworker/0:120:09:560
192949990704641,4425cyclictest7155-21kworker/0:120:54:310
192949989514689,4259cyclictest7155-21kworker/0:119:13:120
192949989234562,4350cyclictest7155-21kworker/0:120:20:130
192949988784543,4330cyclictest7155-21kworker/0:120:48:510
192949988304713,4106cyclictest7155-21kworker/0:119:36:230
192949987874634,4093cyclictest7155-21kworker/0:121:17:030
192949986784320,4342cyclictest26891-21kworker/0:123:18:500
192949984214312,4098cyclictest17406-21kworker/0:222:49:230
192949983864297,4078cyclictest7155-21kworker/0:119:20:080
192949981734387,3775cyclictest7155-21kworker/0:120:31:300
192949978214002,3767cyclictest22678-21kworker/0:021:53:230
192949978134081,3717cyclictest31574-21kworker/0:222:28:430
192949978084174,3610cyclictest26891-21kworker/0:123:08:400
192949976904131,3535cyclictest15538-21kworker/0:221:46:230
192949976524075,3526cyclictest7155-21kworker/0:120:03:180
192949975034112,3340cyclictest7155-21kworker/0:120:41:480
192949974313904,3513cyclictest22678-21kworker/0:022:07:350
192949974093652,3706cyclictest7155-21kworker/0:120:29:540
192949973973965,3408cyclictest26891-21kworker/0:123:30:200
192949973823945,3386cyclictest7155-21kworker/0:119:43:400
192949972773887,3339cyclictest31574-21kworker/0:222:14:360
192949972313903,3305cyclictest22678-21kworker/0:021:56:570
192949972213840,3357cyclictest26891-21kworker/0:123:26:410
192949972183844,3314cyclictest7155-21kworker/0:119:34:560
192949971443730,3362cyclictest31574-21kworker/0:222:36:280
192949971153520,3535cyclictest7155-21kworker/0:121:09:540
192949970513573,3438cyclictest6064-21kworker/0:000:32:470
192949969483777,3167cyclictest7155-21kworker/0:119:54:380
192949969153701,3200cyclictest7155-21kworker/0:121:34:040
192949968973748,3138cyclictest7155-21kworker/0:119:45:060
192949967773528,3234cyclictest10471-21kworker/0:223:38:060
192949967553680,3064cyclictest7155-21kworker/0:120:37:340
192949966473560,3023cyclictest7155-21kworker/0:121:24:210
192949965603644,2901cyclictest7155-21kworker/0:120:18:480
192949965443460,3053cyclictest7155-21kworker/0:121:27:460
192949965293614,2855cyclictest7155-21kworker/0:119:26:210
192949964963601,2852cyclictest7155-21kworker/0:120:58:380
192949963903434,2896cyclictest7155-21kworker/0:119:18:120
192949961723139,3002cyclictest14704-21kworker/0:022:40:110
192949961443237,2892cyclictest22678-21kworker/0:022:04:020
192949960873296,2740cyclictest15538-21kworker/0:221:42:380
192949957213061,2649cyclictest7155-21kworker/0:121:11:290
191822773182,202sleep00-21swapper19:09:420
192949948332,438cyclictest21748-21ssh22:53:130
192949946532,372cyclictest30349-21cpuspeed_turbos23:10:280
192949941631,371cyclictest4110-21fschecks_count23:21:360
192949941226,211cyclictest6064-21kworker/0:000:36:340
192949941155,297cyclictest32498-21diskmemload22:35:010
192949940753,340cyclictest4894-21runrttasks23:00:310
192949940249,338cyclictest5465-21ssh22:20:550
192949939124,343cyclictest8827-21ssh00:27:500
192949936924,329cyclictest4027-21ssh00:20:160
192949936721,331cyclictest843-21sort00:15:020
192949936628,324cyclictest29361-21ssh00:07:020
192949935726,319cyclictest338750irq/10-eth000:18:380
192949932222,260cyclictest27219-21ssh00:04:170
192949925415,226cyclictest24526-21ssh23:59:510
192949924722,42cyclictest1354-21kworker/u2:323:53:150
192949923023,207cyclictest0-21swapper23:45:570
192949922044,41cyclictest151692sleep023:43:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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