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2026-08-27 - 00:40
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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 Aug 26, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1826599107575582,5165cyclictest28820-21kworker/0:007:28:420
1826599107165567,5139cyclictest28820-21kworker/0:008:29:130
182659998795227,4642cyclictest28820-21kworker/0:008:36:140
182659998335202,4621cyclictest21402-21kworker/0:208:59:020
182659997405170,4566cyclictest21402-21kworker/0:208:43:260
182659996465010,4626cyclictest21402-21kworker/0:209:24:550
182659996205097,4513cyclictest28820-21kworker/0:007:34:010
182659991684576,4570cyclictest10827-21kworker/0:109:46:260
182659990554636,4409cyclictest28820-21kworker/0:007:15:520
182659990164492,4501cyclictest10827-21kworker/0:110:15:550
182659988794661,4216cyclictest28820-21kworker/0:007:12:480
182659985964400,4185cyclictest21402-21kworker/0:209:06:080
182659983624249,4063cyclictest28820-21kworker/0:007:44:380
182659980924311,3767cyclictest10827-21kworker/0:110:01:340
182659978633979,3833cyclictest28820-21kworker/0:007:51:530
182659977603951,3795cyclictest28820-21kworker/0:008:06:140
182659975734088,3475cyclictest28820-21kworker/0:007:39:540
182659973133625,3638cyclictest21402-21kworker/0:208:48:540
182659973023833,3455cyclictest21402-21kworker/0:209:15:210
182659972823591,3649cyclictest28820-21kworker/0:007:58:540
182659972273916,3301cyclictest28820-21kworker/0:007:46:130
182659970763805,3229cyclictest28820-21kworker/0:008:13:230
182659970143713,3291cyclictest28820-21kworker/0:007:23:530
182659969493848,3051cyclictest28820-21kworker/0:008:34:400
182659968853613,3222cyclictest10827-21kworker/0:110:13:590
182659968173721,3092cyclictest28820-21kworker/0:008:22:230
182659965033504,2949cyclictest10827-21kworker/0:109:44:120
182659964893514,2925cyclictest21402-21kworker/0:209:04:330
182659964753425,3036cyclictest10827-21kworker/0:109:35:270
182659964493397,3037cyclictest10827-21kworker/0:109:58:270
182659961683336,2782cyclictest10827-21kworker/0:109:33:300
182659961503386,2754cyclictest28820-21kworker/0:008:00:280
182659961383241,2855cyclictest21402-21kworker/0:209:12:340
182659961113252,2845cyclictest21402-21kworker/0:208:51:270
181122809186,203sleep00-21swapper07:09:230
182659952035,415cyclictest0-21swapper11:38:060
182659948937,438cyclictest31557-21diskmemload11:32:300
182659948734,439cyclictest18576-21ssh12:11:240
182659948634,439cyclictest31557-21diskmemload11:27:120
182659948634,439cyclictest25106-21ssh11:14:080
182659948632,440cyclictest31557-21diskmemload11:24:310
182659948534,438cyclictest20840-21ssh09:53:250
182659948532,440cyclictest31557-21diskmemload10:47:150
182659948532,439cyclictest31557-21diskmemload10:26:470
182659948432,438cyclictest23681-21ssh12:23:590
182659946733,420cyclictest16186-21ssh12:06:100
182659943834,390cyclictest11949-21sh10:44:390
182659943737,386cyclictest9055-21df_abs11:50:400
182659943237,382cyclictest31557-21diskmemload12:17:010
182659942562,351cyclictest4305-21snmpd10:52:290
182659942035,371cyclictest17464-21munin-node10:56:030
182659941751,353cyclictest12548-21ssh11:58:370
182659941335,366cyclictest31557-21diskmemload09:30:040
182659941326,365cyclictest14936-21sshd12:04:260
182659940833,361cyclictest26157-21wc12:30:030
182659940433,358cyclictest3214-21kworker/u2:211:47:450
182659940432,190cyclictest274672sleep010:06:220
182659940331,359cyclictest9259-21ssh10:37:180
182659940231,178cyclictest19017-21cut11:00:270
182659940134,307cyclictest29853-21ssh12:36:430
182659940035,350cyclictest4924-21runrttasks11:05:060
182659939735,302cyclictest2652-21ssh10:22:570
182659939633,303cyclictest28230-21ssh12:34:390
182659939583,297cyclictest31557-21diskmemload11:19:180
182659939550,285cyclictest6720-21sshd10:31:260
182659938834,340cyclictest12494-21apt-get08:17:060
182659938633,340cyclictest4983-21strings11:40:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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