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2026-01-05 - 02:26
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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
Characteristics of the highest latencies:
System rack6slot6 (updated Sun Jan 04, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
65069910709153430,53539cyclictest11306-21ssh12:02:130
65069910708053458,53531cyclictest9-21ksoftirqd/011:13:290
65069910707353438,53539cyclictest26349-21diskmemload09:13:150
65069910700153429,53475cyclictest8238-21ssh10:21:440
65069910694053468,53472cyclictest0-21swapper09:46:440
65069910680353396,53315cyclictest3950irq/9-acpi08:03:550
65069910677253419,53261cyclictest0-21swapper09:01:010
65069910675553412,53249cyclictest0-21swapper07:44:590
65069910672953397,53332cyclictest0-21swapper08:49:280
65069910666453424,53148cyclictest0-21swapper11:34:350
65069910663453428,53206cyclictest0-21swapper10:43:010
65069910662053467,53153cyclictest0-21swapper10:15:230
65069910661453388,53135cyclictest9-21ksoftirqd/008:26:510
65069910656453396,53104cyclictest9-21ksoftirqd/007:46:000
65069910651453421,53093cyclictest0-21swapper10:52:030
65069910650953469,53040cyclictest0-21swapper07:58:530
65069910649853469,53029cyclictest0-21swapper10:27:560
65069910649353468,53025cyclictest0-21swapper12:38:340
65069910645553447,53008cyclictest0-21swapper09:07:330
65069910645553443,53012cyclictest0-21swapper09:41:430
65069910645453404,53050cyclictest0-21swapper09:38:120
65069910643653442,52994cyclictest0-21swapper09:17:060
65069910643253391,53041cyclictest0-21swapper08:44:360
65069910640353424,52979cyclictest0-21swapper07:20:020
65069910630453469,52738cyclictest27915-21ssh12:26:400
65069910624853408,52748cyclictest0-21swapper11:07:180
65069910622153470,52751cyclictest0-21swapper07:36:470
65069910621353474,52739cyclictest0-21swapper07:52:110
65069910617553406,52769cyclictest0-21swapper10:31:070
65069910617353407,52766cyclictest0-21swapper09:26:490
65069910616553451,52714cyclictest0-21swapper10:38:090
65069910616353448,52715cyclictest0-21swapper08:22:300
65069910613153389,52742cyclictest0-21swapper08:08:160
65069910612653427,52699cyclictest0-21swapper08:37:140
65069910506052950,52108cyclictest0-21swapper12:31:420
65069910503952944,52093cyclictest0-21swapper12:06:550
6506995385153388,463cyclictest0-21swapper12:12:460
6506995384827,0cyclictest1907-21snmpd10:10:010
6506995384453404,440cyclictest0-21swapper08:16:280
6506995383433,53676cyclictest2099-21runrttasks07:31:350
6506995360353464,76cyclictest3950irq/9-acpi11:53:210
6506995356425,0cyclictest0-21swapper12:16:280
6506995353625,440cyclictest0-21swapper11:55:110
6506995342625,53401cyclictest0-21swapper10:55:240
6506995342624,53402cyclictest0-21swapper12:23:300
6506995339427,53367cyclictest0-21swapper07:11:300
6506995325625,53231cyclictest0-21swapper11:24:530
6506995313125,53106cyclictest0-21swapper10:49:220
6506995306126,53035cyclictest0-21swapper08:12:170
65069956133075,2528cyclictest2679-21devkit-power-da11:03:470
65069923471058,1162cyclictest1522-21ssh11:48:190
65069923421074,1141cyclictest27998-21ssh11:39:570
65069922601031,1104cyclictest23793-21diskmemload10:12:420
65069921741088,961cyclictest3261-21gnome-power-man07:18:520
65069920411011,1030cyclictest0-21swapper11:19:510
6506992008989,984cyclictest0-21swapper08:53:390
65069919961044,858cyclictest5350irq/9-uhci_hcd:09:20:570
6506991978951,993cyclictest0-21swapper08:30:120
6506991973949,989cyclictest0-21swapper07:29:150
6506991930929,967cyclictest0-21swapper09:51:560
65069917991030,732cyclictest23793-21diskmemload09:33:510
65069917951039,664cyclictest9-21ksoftirqd/010:04:090
65069916461053,593cyclictest0-21swapper08:55:300
65069915651012,461cyclictest9-21ksoftirqd/011:27:330
65069915081014,431cyclictest0-21swapper11:43:080
65069914201032,388cyclictest0-21swapper09:59:380
4491255867,207sleep00-21swapper07:05:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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