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2025-12-06 - 18:42
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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 rack2slot0.osadl.org (updated Sat Dec 06, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
236012990,0sleep3391rcuc/310:47:563
319312980,1sleep341-21ksoftirqd/309:53:213
54112890,0sleep30-21swapper/310:28:233
164672790,0sleep016465-21sshd11:24:500
306782700,0sleep00-21swapper/011:19:250
291912660,0sleep10-21swapper/109:32:361
199482650,1sleep019941-21bash12:06:590
24492640,1sleep32445-21bash12:23:333
242292640,0sleep00-21swapper/009:39:000
196012630,0sleep20-21swapper/211:35:212
40822620,0sleep10-21swapper/111:13:131
314442620,0sleep20-21swapper/212:14:102
267452620,0sleep00-21swapper/011:55:260
24672610,0sleep10-21swapper/110:00:201
317012600,0sleep30-21swapper/310:34:543
17122600,1sleep21683-21sshd11:12:582
28462590,1sleep2620-13audispd10:35:142
113702590,0sleep30-21swapper/309:30:423
192182560,1sleep319220-21bash09:28:143
294312550,0sleep30-21swapper/309:35:593
211092550,0sleep00-21swapper/012:37:240
84422540,0sleep30-21swapper/310:04:313
104902540,0sleep00-21swapper/010:21:580
311392530,2sleep33020799cyclictest11:19:293
12212530,0sleep20-21swapper/211:23:122
44932510,1sleep00-21swapper/011:37:120
102182490,1sleep33020799cyclictest11:07:033
268042470,0sleep20-21swapper/210:55:162
219902470,0sleep10-21swapper/110:12:581
93922440,2sleep33020799cyclictest10:15:123
269802420,2sleep03019499cyclictest09:29:030
271382390,0sleep10-21swapper/112:19:501
199972380,0sleep20-21swapper/209:08:222
196092360,0sleep30-21swapper/312:13:033
299812298,7sleep10-21swapper/107:08:341
298632298,7sleep30-21swapper/307:07:043
2971122814,9sleep20-21swapper/207:05:232
3001422311,7sleep00-21swapper/007:08:570
3020799190,1cyclictest14468-21bash11:50:583
278852190,0sleep00-21swapper/010:13:370
52122180,0sleep10-21swapper/109:36:581
169942180,0sleep30-21swapper/312:18:523
118992180,1sleep011901-21bash11:30:590
176302170,1sleep317626-21lspci11:11:113
162412170,0sleep00-21swapper/011:41:320
109942170,1sleep0111rcuc/011:10:280
316052160,0sleep20-21swapper/209:15:032
228632160,1sleep2311rcuc/210:44:192
32852150,0sleep2321ktimersoftd/209:26:052
284502150,0sleep10-21swapper/109:52:591
235592150,1sleep023552-21sshd10:30:150
134222150,0sleep30-21swapper/309:41:123
233932140,0sleep123397-21bash10:09:371
105722140,0sleep10-21swapper/111:34:331
30204991310,2cyclictest14175-21tty11:47:442
3020499130,12cyclictest821-21sshd11:56:042
3020499130,12cyclictest23385-21sshd11:51:542
3019499133,0cyclictest6966-21kworker/0:209:58:000
3019499130,1cyclictest648-21systemd-logind10:57:510
3019499130,12cyclictest8118-21sshd12:15:010
30207991210,1cyclictest7679-21bash11:20:183
30207991210,1cyclictest32345-21bash09:15:083
30207991210,1cyclictest13575-21bash12:39:483
3020799120,1cyclictest13653-21tty10:22:183
3020799120,11cyclictest14583-21sshd11:34:583
3020799120,11cyclictest0-21swapper/310:11:083
30204991210,1cyclictest13333-21irqstats07:45:142
3020499120,1cyclictest26800-21lspci12:25:452
3020499120,11cyclictest9437-21sshd12:09:042
3020499120,11cyclictest26643-21sshd11:02:042
3020499120,11cyclictest0-21swapper/209:48:442
3020499120,11cyclictest0-21swapper/209:35:242
30198991210,1cyclictest22779-21sshd10:33:561
3019899120,0cyclictest0-21swapper/111:41:161
3019499120,1cyclictest18655-21sshd10:36:500
3019499120,1cyclictest0-21swapper/011:04:310
3019499120,11cyclictest0-21swapper/010:08:300
229852120,0sleep20-21swapper/210:33:572
3020799110,10cyclictest0-21swapper/311:46:483
3020799110,10cyclictest0-21swapper/311:01:083
3020799110,10cyclictest0-21swapper/310:42:283
3020799110,0cyclictest0-21swapper/309:55:583
3020499110,10cyclictest0-21swapper/212:03:442
3020499110,10cyclictest0-21swapper/210:29:442
3020499110,10cyclictest0-21swapper/210:24:242
3020499110,0cyclictest0-21swapper/212:35:552
3020499110,0cyclictest0-21swapper/211:05:042
3019899119,1cyclictest0-21swapper/109:49:561
30198991110,0cyclictest0-21swapper/109:20:261
30194991110,0cyclictest0-21swapper/012:10:520
30194991110,0cyclictest0-21swapper/011:53:410
30194991110,0cyclictest0-21swapper/009:32:500
30194991110,0cyclictest0-21swapper/009:22:500
305882100,4sleep20-21swapper/210:03:262
3020799109,0cyclictest0-21swapper/309:11:283
3020799108,1cyclictest75550irq/24-eno1-rx-10:54:293
3020799108,1cyclictest31989-21bash12:08:083
3020799108,1cyclictest30041-21sshd11:26:083
3020499109,0cyclictest0-21swapper/212:22:462
3020499109,0cyclictest0-21swapper/212:18:352
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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