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2026-06-09 - 01:51
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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 Mon Jun 08, 2026 12:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
65579997735107,4662cyclictest12787-21kworker/0:207:47:470
65579997435087,4645cyclictest31214-21kworker/0:108:24:400
65579997355088,4643cyclictest12787-21kworker/0:207:52:540
65579993985031,4364cyclictest22728-21kworker/0:007:12:590
65579990334647,4376cyclictest31214-21kworker/0:108:46:450
65579989784620,4347cyclictest31214-21kworker/0:108:29:440
65579988714568,4299cyclictest22728-21kworker/0:007:16:080
65579986604465,4191cyclictest12787-21kworker/0:207:28:100
65579986584331,4303cyclictest1367-21kworker/0:209:43:150
65579985814274,4256cyclictest13706-21kworker/0:209:03:440
65579985784422,4152cyclictest12787-21kworker/0:207:42:410
65579985094223,4262cyclictest13706-21kworker/0:209:13:370
65579982174102,4064cyclictest22788-21kworker/0:009:20:210
65579978194322,3473cyclictest28213-21kworker/0:109:31:490
65579978044205,3584cyclictest12787-21kworker/0:208:07:400
65579977654270,3444cyclictest22728-21kworker/0:007:22:080
65579976974252,3431cyclictest13706-21kworker/0:208:57:300
65579975483963,3542cyclictest15960-21kworker/0:210:12:260
65579973794023,3351cyclictest31214-21kworker/0:108:19:260
65579972823742,3526cyclictest1367-21kworker/0:209:54:160
65579972553707,3533cyclictest13706-21kworker/0:209:10:020
65579971033836,3216cyclictest12787-21kworker/0:207:31:190
65579969493706,3232cyclictest31214-21kworker/0:108:40:470
65579967883582,3155cyclictest31214-21kworker/0:108:12:480
65579967193463,3241cyclictest1367-21kworker/0:209:39:420
65579966783569,3098cyclictest31214-21kworker/0:108:35:100
65579965903581,2966cyclictest31214-21kworker/0:108:33:450
65579965053430,2998cyclictest28213-21kworker/0:109:29:240
65579962193402,2765cyclictest13706-21kworker/0:208:51:340
65579962153446,2765cyclictest12787-21kworker/0:207:58:070
65579961723289,2868cyclictest12787-21kworker/0:207:36:110
65579961583266,2849cyclictest12787-21kworker/0:208:02:340
65579946442349,2280cyclictest1367-21kworker/0:209:56:380
64712807185,203sleep00-21swapper07:09:550
65579951826,421cyclictest10541-21awk11:10:380
65579951287,250cyclictest13507-21rm11:16:440
65579951027,421cyclictest29806-21sed10:40:180
65579951027,412cyclictest4272-21snmpd11:30:520
65579950855,439cyclictest13512-21ssh12:34:120
65579950854,440cyclictest15483-21ssh12:38:320
65579950754,439cyclictest9899-21ssh11:09:330
65579950754,439cyclictest7588-21ssh11:03:270
65579950754,439cyclictest18291-21ssh11:29:070
65579950654,210cyclictest25110-21sed11:45:270
65579950653,439cyclictest4836-21ssh12:13:040
65579950554,437cyclictest30828-21ssh11:58:120
65579950553,438cyclictest23111-21ssh10:24:180
65579949052,368cyclictest2352-21strings10:51:030
65579948954,259cyclictest27454-21ssh10:34:540
65579947655,351cyclictest19958-21diskmemload10:16:240
65579947555,359cyclictest19958-21diskmemload10:35:470
65579947449,409cyclictest15994-21sshd11:23:130
65579947255,356cyclictest19958-21diskmemload12:16:180
65579946955,354cyclictest11035-21ssh12:27:120
65579946854,353cyclictest19958-21diskmemload09:16:110
65579946754,344cyclictest19958-21diskmemload10:01:580
65579946655,350cyclictest19958-21diskmemload10:47:360
65579946653,354cyclictest19958-21diskmemload12:04:440
65579946255,229cyclictest19958-21diskmemload12:41:410
65579946154,347cyclictest2552-21ssh12:07:480
6557994534,435cyclictest6840-21ssh09:47:310
6557994484,429cyclictest19958-21diskmemload10:59:250
6557994484,429cyclictest19958-21diskmemload10:05:110
65579944453,367cyclictest23478-21ntp_states10:25:200
65579944352,368cyclictest19958-21diskmemload11:50:120
65579944127,400cyclictest11531-21kworker/u2:211:42:590
65579943853,314cyclictest19958-21diskmemload11:35:260
6557994384,374cyclictest9353-21ssh12:24:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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