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2026-04-04 - 08:34
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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 Apr 04, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304102930,0sleep130411-21sshd23:48:381
58472790,0sleep1624-13audispd23:27:151
236622570,1sleep223661-21sshd22:36:292
249412550,1sleep324940-21sshd21:14:043
214142550,0sleep30-21swapper/322:11:353
199082540,0sleep00-21swapper/021:25:140
199082540,0sleep00-21swapper/021:25:140
325902530,0sleep20-21swapper/223:59:522
259672530,0sleep10-21swapper/122:47:421
116322530,0sleep3391rcuc/321:37:553
317042520,0sleep20-21swapper/222:04:172
290452510,0sleep129021-21sshd00:24:231
183482510,0sleep00-21swapper/022:44:200
137292510,0sleep00-21swapper/000:12:000
85252490,0sleep20-21swapper/222:32:292
83742490,0sleep10-21swapper/122:02:161
69682490,0sleep20-21swapper/222:48:512
314282490,1sleep029977-21packagekitd21:30:310
194202490,0sleep20-21swapper/222:55:202
149982490,0sleep20-21swapper/223:03:172
266412480,0sleep326640-21sshd21:58:213
165792480,1sleep116575-21lspci22:38:411
323742470,0sleep10-21swapper/123:04:481
299082470,0sleep10-21swapper/121:30:201
152272470,0sleep10-21swapper/100:06:361
19552450,0sleep30-21swapper/323:24:123
172372400,1sleep117234-21lspci21:13:061
18572350,0sleep30-21swapper/322:04:303
57252319,7sleep00-21swapper/019:06:490
56862287,7sleep10-21swapper/119:06:181
297222280,1sleep2674-21dbus-daemon22:12:182
58292258,4sleep30-21swapper/319:08:083
6086992421,2cyclictest21174-21lspci23:53:210
67472220,1sleep26738-21lspci23:46:352
205172220,0sleep30-21swapper/323:42:153
56382219,7sleep20-21swapper/219:05:472
241842210,1sleep024180-21sshd21:10:040
129682210,1sleep3674-21dbus-daemon21:46:123
67782180,9sleep375750irq/24-eno1-rx-22:54:213
161422170,1sleep016141-21grep00:20:250
218022150,0sleep30-21swapper/323:39:393
177532150,0sleep00-21swapper/022:11:160
74912140,0sleep1231rcuc/122:10:211
6086991413,0cyclictest527-40kipmi022:31:320
6086991413,0cyclictest2449-21lspci22:07:150
322012140,0sleep132203-21bash22:31:441
275712140,0sleep00-21swapper/023:23:380
184822140,0sleep10-21swapper/123:14:371
609499130,11cyclictest1-21systemd21:26:042
609499130,11cyclictest1-21systemd21:26:032
6086991312,0cyclictest541-21lspci21:39:450
608699130,12cyclictest1-21systemd23:10:080
296612130,0sleep0111rcuc/022:48:010
215172130,0sleep10-21swapper/121:55:111
129242130,0sleep10-21swapper/122:05:191
6099991210,1cyclictest20251-21sshd23:03:453
6099991210,1cyclictest0-21swapper/323:05:453
609499120,1cyclictest15971-21bash21:49:142
609499120,11cyclictest2333-21sshd22:29:142
6093991210,1cyclictest0-21swapper/123:52:041
6086991211,0cyclictest6665-21lspci22:18:380
6086991210,1cyclictest8207-21find20:30:180
6086991210,1cyclictest25780-21lspci22:22:580
6086991210,1cyclictest14162-21bash00:31:180
608699120,1cyclictest20967-21bash00:18:080
608699120,11cyclictest0-21swapper/021:51:380
609999119,1cyclictest14884-21sshd22:57:453
609999119,1cyclictest1-21systemd00:29:253
609999119,1cyclictest0-21swapper/300:18:353
609999110,10cyclictest0-21swapper/322:15:053
609499119,1cyclictest674-21dbus-daemon22:17:542
609499119,1cyclictest22075-21bash00:18:142
6094991110,0cyclictest0-21swapper/223:18:542
6094991110,0cyclictest0-21swapper/221:57:142
6094991110,0cyclictest0-21swapper/200:30:142
609499110,10cyclictest0-21swapper/223:36:342
609399119,1cyclictest19498-21sshd23:06:241
609399119,1cyclictest1939-21lspci21:15:121
6093991110,0cyclictest0-21swapper/100:25:241
609399110,1cyclictest1440-21sshd00:38:341
609399110,10cyclictest0-21swapper/122:54:241
609399110,0cyclictest0-21swapper/123:40:241
608699119,1cyclictest9-21ksoftirqd/023:07:370
608699119,1cyclictest9-21ksoftirqd/000:40:000
608699119,1cyclictest18353-21sshd23:55:480
6086991110,0cyclictest9-21ksoftirqd/021:49:030
6086991110,0cyclictest0-21swapper/023:38:080
6086991110,0cyclictest0-21swapper/023:15:180
608699110,0cyclictest0-21swapper/022:56:580
609999109,0cyclictest0-21swapper/323:16:053
609999106,2cyclictest15024-21sshd22:05:313
609999100,0cyclictest0-21swapper/321:41:553
609499109,0cyclictest0-21swapper/200:01:032
609499108,1cyclictest9700-21sshd23:22:042
609499108,1cyclictest23138-21sshd21:17:442
609499108,1cyclictest0-21swapper/223:53:042
609499106,2cyclictest660-21avahi-daemon21:34:462
609499100,0cyclictest0-21swapper/222:05:142
609399109,0cyclictest0-21swapper/122:20:041
609399109,0cyclictest0-21swapper/121:46:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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