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2026-04-13 - 05:26
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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 100 highest latencies:
System rack5slot0.osadl.org (updated Mon Apr 13, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2218121380,0sleep022168-21sshd23:16:300
1275721320,1sleep00-21swapper/022:36:460
2814621280,2sleep228139-21sshd21:38:462
1454221260,2sleep1422-21jbd2/dm-0-821:40:371
2167721200,2sleep221674-21bash23:41:402
22680211133,41sleep30-21swapper/319:09:353
22693210128,44sleep10-21swapper/119:09:451
128842940,2sleep10-21swapper/122:40:401
128842940,2sleep10-21swapper/122:40:401
230252900,2sleep323024-21sshd23:41:503
28812890,1sleep30-21swapper/323:35:443
46552870,2sleep14652-21sshd21:22:411
51572860,1sleep20-21swapper/200:27:452
185442850,1sleep018540-21sshd23:23:230
300142840,1sleep30-21swapper/323:02:023
201142840,1sleep020112-21bash21:10:390
311812810,3sleep00-21swapper/022:17:270
269982800,1sleep10-21swapper/100:34:011
318782790,2sleep30-21swapper/323:28:353
266882790,4sleep22297699cyclictest23:56:482
254572790,2sleep10-21swapper/122:02:131
104172780,2sleep30-21swapper/322:59:533
261622770,1sleep10-21swapper/123:27:561
296562750,1sleep00-21swapper/000:01:050
158762750,5sleep22297699cyclictest21:27:162
157142740,2sleep10-21swapper/123:37:111
306002730,2sleep30-21swapper/321:55:533
134012731,69sleep3144650irq/27-eth021:30:213
59722720,1sleep15966-21sshd21:50:031
272332720,3sleep02297499cyclictest22:50:410
268092720,1sleep226806-21bash22:20:212
293002710,1sleep10-21swapper/122:28:181
245152700,2sleep224513-21sshd00:15:102
40942680,0sleep00-21swapper/021:39:400
37792680,2sleep20-21swapper/221:46:192
275382660,1sleep12512-21runrttasks19:20:101
26472590,2sleep12646-21munin-node22:10:231
2252125332,17sleep20-21swapper/219:07:342
2249524733,11sleep00-21swapper/019:07:160
119162392,34sleep1144650irq/27-eth023:00:041
132072330,2sleep30-21swapper/322:49:073
279812300,3sleep10-21swapper/121:59:091
303292280,25sleep3144650irq/27-eth023:13:413
291652270,1sleep029162-21sshd22:09:540
270222270,3sleep30-21swapper/321:35:133
117112270,3sleep10-21swapper/123:11:101
92532260,2sleep10-21swapper/123:54:571
2297599260,6cyclictest144650irq/27-eth022:17:581
2297799250,4cyclictest3333-21sshd23:18:003
144382250,2sleep225-21rcuop/100:10:292
264362240,2sleep20-21swapper/222:09:342
103182240,2sleep30-21swapper/300:32:103
31042230,2sleep30-21swapper/322:14:213
180612230,2sleep20-21swapper/200:33:022
121852230,2sleep20-21swapper/223:33:222
70352220,3sleep30-21swapper/322:21:473
34142220,20sleep3144650irq/27-eth021:12:223
232752220,2sleep20-21swapper/223:24:012
287302210,3sleep20-21swapper/200:00:592
72092200,1sleep20-21swapper/222:32:482
306452200,18sleep1144650irq/27-eth000:15:421
27172200,4sleep12297599cyclictest00:23:501
133312202,16sleep3144650irq/27-eth022:30:053
2297699193,7cyclictest17437-21sshd21:54:392
2297499190,13cyclictest20422-21id00:14:460
119862192,15sleep1144650irq/27-eth000:13:501
39462180,16sleep1144650irq/27-eth023:18:041
298502180,3sleep029846-21sshd23:42:350
2297799182,15cyclictest144650irq/27-eth023:34:563
22977991813,4cyclictest20282-21sshd23:45:053
2297699183,13cyclictest20589-21sshd23:19:532
2297599180,6cyclictest5801-21cpuspeed_turbos00:35:131
2297499185,4cyclictest0-21swapper/021:45:160
2297499182,7cyclictest15810-21bash23:30:160
141082180,1sleep041ktimersoftd/022:22:440
301452170,2sleep230134-21sshd23:05:252
2297799177,5cyclictest22038-21sshd21:27:573
2297799170,5cyclictest13564-21sshd22:40:463
2297799170,5cyclictest13564-21sshd22:40:463
2297799170,13cyclictest26359-21sshd21:18:123
2297699172,3cyclictest0-21swapper/222:39:312
2297699170,13cyclictest3591-21sshd23:50:462
2297699170,12cyclictest0-21swapper/220:22:052
2297599178,8cyclictest0-21swapper/122:30:431
2297599176,10cyclictest22-21ksoftirqd/121:47:131
2297499172,4cyclictest0-21swapper/021:25:160
2297499171,8cyclictest16392-21sshd00:25:160
22974991714,2cyclictest0-21swapper/023:03:040
2297499171,11cyclictest26671-21sshd22:57:450
22974991710,6cyclictest0-21swapper/022:10:470
2297499170,4cyclictest0-21swapper/000:20:490
197632170,3sleep30-21swapper/300:07:093
168182170,1sleep10-21swapper/123:41:071
2297799160,4cyclictest0-21swapper/300:28:573
2297799160,15cyclictest0-21swapper/300:18:083
2297799160,14cyclictest0-21swapper/300:20:233
2297699162,6cyclictest21790-21sshd23:45:132
22976991611,3cyclictest14830-21sshd21:40:382
2297699160,8cyclictest452-21bash21:56:092
2297699160,8cyclictest12357-21rm00:35:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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