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2025-12-20 - 07:47
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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 20, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
50332790,0sleep11-21systemd23:19:181
291472790,0sleep20-21swapper/222:19:062
151342750,0sleep3391rcuc/321:46:463
25942560,1sleep32595-21sshd00:21:113
283712550,1sleep328370-21bash21:15:553
247952530,0sleep024793-21bash23:34:220
24562530,0sleep20-21swapper/200:07:412
215572530,0sleep00-21swapper/023:25:560
184372530,0sleep30-21swapper/322:31:563
319212520,1sleep031920-21sshd23:05:180
7732510,0sleep20-21swapper/220:10:152
324582510,0sleep30-21swapper/322:35:453
308562510,0sleep10-21swapper/123:53:491
84672500,1sleep28450-21sshd21:49:342
81152500,0sleep00-21swapper/000:27:050
107102490,0sleep10-21swapper/121:36:031
33162480,0sleep20-21swapper/200:15:492
309412480,0sleep10-21swapper/123:56:301
207392480,0sleep00-21swapper/000:09:140
201632480,0sleep30-21swapper/322:04:293
305502470,0sleep30-21swapper/322:49:073
236642470,0sleep30-21swapper/323:47:463
27872460,0sleep30-21swapper/322:57:323
219852460,0sleep10-21swapper/122:32:141
181562460,0sleep00-21swapper/023:17:400
111952450,1sleep2321ktimersoftd/200:11:042
724124123,7sleep10-21swapper/119:09:481
16052390,0sleep21567-21sshd23:08:122
146732360,1sleep20-21swapper/222:07:172
146732360,1sleep20-21swapper/222:07:162
247292350,0sleep30-21swapper/323:15:263
723423221,7sleep00-21swapper/019:09:430
70992309,7sleep30-21swapper/319:08:023
71992287,7sleep20-21swapper/219:09:172
295322220,1sleep2649-21polkitd23:56:222
59102190,0sleep30-21swapper/300:02:323
83262180,0sleep38314-21sshd21:59:483
738299180,16cyclictest622-13audispd23:41:343
66862180,0sleep30-21swapper/323:22:033
17752180,1sleep21773-21lspci21:31:432
7369991715,1cyclictest642-21systemd-logind22:48:571
71652170,0sleep00-21swapper/000:18:550
738299163,1cyclictest674-21dbus-daemon21:21:423
738299160,1cyclictest0-21swapper/321:14:043
738299160,11cyclictest22695-21sshd00:12:043
7369991614,1cyclictest674-21dbus-daemon22:19:471
7365991615,0cyclictest16577-21kworker/0:300:22:250
130932160,0sleep10-21swapper/100:22:061
738299154,5cyclictest649-21polkitd00:34:043
738299150,2cyclictest6483-21sshd00:16:063
7365991514,0cyclictest32550irq/27-ahci[00022:40:270
7365991514,0cyclictest10300-21lspci23:22:210
300022150,0sleep130004-21unixbench-2d00:15:201
284272150,0sleep00-21swapper/022:27:250
9482140,0sleep10-21swapper/121:11:201
302922140,0sleep20-21swapper/223:53:472
266702140,0sleep20-21swapper/223:31:472
185012140,0sleep30-21swapper/322:50:433
128592140,0sleep30-21swapper/323:06:253
78542130,0sleep10-21swapper/100:10:471
738299138,4cyclictest623-17sedispatch00:28:543
7382991310,2cyclictest32128-21sshd22:27:443
738299130,2cyclictest710-21NetworkManager23:34:013
738299130,11cyclictest25080-21sshd21:51:153
737599138,1cyclictest33-21ksoftirqd/222:46:032
737599130,12cyclictest0-21swapper/200:21:332
736999130,12cyclictest29399-21id22:59:471
7365991311,1cyclictest8729-21lspci23:11:270
7365991311,1cyclictest10469-21lspci22:52:490
736599130,1cyclictest6596-21sshd21:32:160
239892130,0sleep20-21swapper/200:36:322
738299125,6cyclictest660-21avahi-daemon23:59:573
738299125,6cyclictest660-21avahi-daemon22:16:583
738299125,6cyclictest649-21polkitd22:05:023
738299125,6cyclictest649-21polkitd22:05:013
738299125,6cyclictest24635-21sshd23:10:093
7382991210,1cyclictest12303-21lspci21:36:143
738299120,1cyclictest11042-21sshd00:08:243
738299120,0cyclictest0-21swapper/300:35:043
737599123,1cyclictest33-21ksoftirqd/222:14:552
737599123,1cyclictest33-21ksoftirqd/222:14:552
7375991212,0cyclictest527-40kipmi020:39:532
737599121,1cyclictest642-21systemd-logind23:25:432
737599121,1cyclictest121rcu_preempt22:54:502
7375991210,1cyclictest33-21ksoftirqd/223:17:032
7375991210,1cyclictest33-21ksoftirqd/223:14:372
737599120,11cyclictest12609-21lspci21:53:232
7369991210,1cyclictest3636-21grepconf.sh00:29:271
7369991210,1cyclictest1-21systemd22:09:171
7369991210,1cyclictest1-21systemd22:09:171
736999120,1cyclictest3035-21sshd23:10:571
7365991211,0cyclictest30633-21kworker/0:222:48:280
7365991210,1cyclictest623-17sedispatch23:50:150
736599120,1cyclictest24331-21id22:01:250
738299115,5cyclictest660-21avahi-daemon23:25:343
738299115,5cyclictest4627-21sshd23:00:213
738299114,6cyclictest9988-21sshd22:10:133
738299114,6cyclictest9988-21sshd22:10:133
738299114,6cyclictest674-21dbus-daemon23:38:113
738299114,6cyclictest660-21avahi-daemon23:52:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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