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2026-08-31 - 17:41
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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 rack1slot1.osadl.org (updated Mon Aug 31, 2026 12:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
244002209150,45sleep10-21swapper/107:05:491
246852202162,26sleep30-21swapper/307:09:333
244932201162,25sleep20-21swapper/207:07:012
244292196156,26sleep00-21swapper/007:06:110
85782690,0sleep10-21swapper/107:40:171
266552590,0sleep10-21swapper/110:07:271
24808991616,0cyclictest9-21ksoftirqd/011:13:180
24808991414,0cyclictest9-21ksoftirqd/012:29:190
24808991414,0cyclictest9-21ksoftirqd/010:52:290
24808991414,0cyclictest9-21ksoftirqd/010:48:230
24808991414,0cyclictest9-21ksoftirqd/009:27:150
24808991413,1cyclictest9-21ksoftirqd/009:51:570
24808991413,0cyclictest9-21ksoftirqd/011:04:470
2480899134,6cyclictest9-21ksoftirqd/011:15:330
24808991313,0cyclictest9-21ksoftirqd/012:38:310
24808991313,0cyclictest9-21ksoftirqd/012:31:530
24808991313,0cyclictest9-21ksoftirqd/011:31:450
24808991313,0cyclictest9-21ksoftirqd/011:06:390
24808991313,0cyclictest9-21ksoftirqd/010:33:570
24808991313,0cyclictest9-21ksoftirqd/010:02:170
24808991313,0cyclictest9-21ksoftirqd/009:59:230
24808991313,0cyclictest9-21ksoftirqd/009:40:500
24808991313,0cyclictest9-21ksoftirqd/009:31:160
24808991313,0cyclictest9-21ksoftirqd/009:22:210
24808991313,0cyclictest9-21ksoftirqd/009:10:440
2480999122,6cyclictest0-21swapper/111:15:001
2480999121,10cyclictest0-21swapper/112:15:211
2480999120,0cyclictest0-21swapper/111:50:021
2480899127,2cyclictest9-21ksoftirqd/010:13:280
2480899126,5cyclictest9-21ksoftirqd/009:50:000
2480899124,8cyclictest9-21ksoftirqd/012:08:280
2480899124,7cyclictest9-21ksoftirqd/011:47:530
24808991212,0cyclictest9-21ksoftirqd/011:42:500
24808991212,0cyclictest9-21ksoftirqd/009:35:280
2481399119,1cyclictest28-21ksoftirqd/208:20:012
2481399110,9cyclictest17266-21diskmemload12:20:102
2481399110,0cyclictest0-21swapper/211:19:432
2480999119,2cyclictest0-21swapper/110:31:591
2480999119,1cyclictest0-21swapper/110:25:161
24809991110,1cyclictest0-21swapper/111:25:171
24809991110,1cyclictest0-21swapper/109:50:131
24809991110,1cyclictest0-21swapper/109:29:191
2480999111,3cyclictest0-21swapper/112:20:111
2480899119,2cyclictest9-21ksoftirqd/010:58:200
2480899118,2cyclictest9398-21grep12:00:200
2480899114,7cyclictest9-21ksoftirqd/009:16:450
2480899114,6cyclictest9-21ksoftirqd/010:07:030
24808991111,0cyclictest9-21ksoftirqd/012:18:120
24808991110,1cyclictest9-21ksoftirqd/008:55:110
2481399100,7cyclictest20936-21ntp_states10:45:182
2481399100,7cyclictest0-21swapper/211:05:142
2481399100,7cyclictest0-21swapper/209:45:192
2480999109,1cyclictest0-21swapper/109:40:131
2480999108,1cyclictest0-21swapper/112:37:151
2480999105,5cyclictest0-21swapper/107:11:041
2480999104,6cyclictest0-21swapper/110:58:271
2480999103,6cyclictest0-21swapper/111:40:171
24809991010,0cyclictest0-21swapper/112:00:191
24809991010,0cyclictest0-21swapper/111:30:121
2480899109,1cyclictest17266-21diskmemload11:25:160
2480899108,1cyclictest21961-21apt-get12:20:100
2480899107,3cyclictest9-21ksoftirqd/010:20:080
2480899107,2cyclictest874-21wc08:35:010
2480899107,2cyclictest8288-21basename07:40:150
2480899106,3cyclictest4689-21cpuspeed_turbos11:55:120
2480899104,6cyclictest9-21ksoftirqd/011:53:370
2480899104,6cyclictest9-21ksoftirqd/010:40:270
2480899104,6cyclictest9-21ksoftirqd/010:36:520
2480899104,6cyclictest9-21ksoftirqd/010:25:050
2480899102,8cyclictest9-21ksoftirqd/011:21:270
2480899102,8cyclictest9-21ksoftirqd/010:15:070
2480899102,8cyclictest9-21ksoftirqd/008:17:130
2480899102,7cyclictest16492-21awk12:10:220
248229997,1cyclictest11301-21snmpd07:57:383
248139990,7cyclictest127872sleep210:35:122
248139990,6cyclictest27710-21unixbench_singl07:15:002
248139990,6cyclictest0-21swapper/211:14:592
248139990,5cyclictest0-21swapper/212:10:132
248139990,4cyclictest0-21swapper/212:16:292
248139990,1cyclictest0-21swapper/208:44:582
248099999,0cyclictest0-21swapper/111:45:181
248099998,1cyclictest0-21swapper/112:25:231
248099998,1cyclictest0-21swapper/111:35:181
248099998,1cyclictest0-21swapper/111:22:591
248099998,1cyclictest0-21swapper/111:06:391
248099998,1cyclictest0-21swapper/111:03:391
248099998,1cyclictest0-21swapper/110:17:531
248099998,1cyclictest0-21swapper/109:35:191
248099998,1cyclictest0-21swapper/109:31:071
248099998,1cyclictest0-21swapper/109:15:041
248099998,1cyclictest0-21swapper/108:35:011
248099998,1cyclictest0-21swapper/107:45:191
248099997,2cyclictest0-21swapper/110:51:101
248099997,2cyclictest0-21swapper/110:45:171
248099994,5cyclictest0-21swapper/110:39:141
248099994,5cyclictest0-21swapper/110:02:521
248099993,5cyclictest0-21swapper/112:31:051
248099992,5cyclictest0-21swapper/109:45:191
248099991,0cyclictest21-21ksoftirqd/109:20:521
248099991,0cyclictest21-21ksoftirqd/109:10:571
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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