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2024-07-15 - 16:05
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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 50 highest latencies:
System rack2slot0.osadl.org (updated Mon Jul 15, 2024 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
328821080,2sleep11107799cyclictest12:13:021
9002650,1sleep2893-21lspci12:19:362
19502620,0sleep20-21swapper/209:36:142
164352550,1sleep2646-21dbus-daemon10:07:112
12742520,0sleep30-21swapper/311:51:543
255962510,0sleep20-21swapper/212:35:422
63052490,0sleep20-21swapper/212:30:262
322622490,0sleep30-21swapper/310:48:253
299002490,0sleep00-21swapper/012:15:420
27352490,0sleep00-21swapper/009:28:590
134412490,0sleep30-21swapper/310:50:003
67722480,0sleep16765-21lspci12:09:501
279872470,0sleep10-21swapper/110:55:041
255222470,0sleep00-21swapper/010:01:000
101652460,0sleep00-21swapper/012:34:160
73572450,0sleep00-21swapper/010:41:570
1030224337,3sleep10-21swapper/107:05:461
107132319,7sleep00-21swapper/007:06:490
152482270,12sleep375550irq/24-eno1-rx-12:34:463
1049022310,7sleep20-21swapper/207:05:472
166452220,0sleep20-21swapper/212:03:542
1006422210,7sleep30-21swapper/307:05:243
239422180,1sleep123940-21grep12:04:531
212502150,0sleep00-21swapper/011:15:180
19932150,0sleep00-21swapper/010:26:510
167102150,0sleep30-21swapper/311:00:433
122662150,0sleep012264-21sshd09:37:250
11089991513,1cyclictest16816-21sshd10:03:403
78882140,1sleep37870-21bash11:59:433
74412140,0sleep30-21swapper/311:41:593
309092140,0sleep10-21swapper/111:37:141
307972140,0sleep30-21swapper/310:15:413
215082140,0sleep30-21swapper/309:20:043
113672140,1sleep0111rcuc/011:14:060
11089991412,1cyclictest618-13audispd11:38:313
1108999140,12cyclictest28726-21sshd10:40:413
11072991413,0cyclictest0-21swapper/012:28:000
60762130,0sleep10-21swapper/112:30:251
210122130,0sleep00-21swapper/011:57:380
185552130,0sleep00-21swapper/010:50:260
11077991311,1cyclictest649-21avahi-daemon11:23:181
1107799130,12cyclictest648-21systemd-logind09:55:371
11072991311,1cyclictest620-13audispd10:05:100
11089991210,1cyclictest11841-21lspci11:17:403
1108999120,1cyclictest5705-21sh08:14:593
1108999120,1cyclictest25425-21sshd10:22:213
1108999120,1cyclictest10583-21lspci09:15:103
1108499120,1cyclictest0-21swapper/210:04:022
1108499120,11cyclictest302-21lspci12:23:022
11077991211,0cyclictest0-21swapper/111:28:481
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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