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2026-05-20 - 01:35
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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 Wed May 20, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
873621040,2sleep02203399cyclictest23:33:590
142142940,1sleep014203-21sshd23:23:170
54722740,0sleep20-21swapper/200:01:252
168652730,0sleep10-21swapper/123:29:071
76022660,1sleep17603-21bash00:21:051
240042610,0sleep20-21swapper/222:00:112
36682590,0sleep00-21swapper/023:36:150
36682590,0sleep00-21swapper/023:36:140
230092570,0sleep10-21swapper/122:00:061
62452550,0sleep00-21swapper/021:13:400
152852550,0sleep00-21swapper/023:56:410
319492540,0sleep10-21swapper/122:20:261
139032540,0sleep10-21swapper/123:56:341
190792530,1sleep019077-21sshd21:42:550
98022520,2sleep32206599cyclictest21:39:223
52552520,0sleep10-21swapper/121:13:321
193462520,2sleep32206599cyclictest00:19:233
190662520,0sleep00-21swapper/022:47:200
137922520,2sleep32206599cyclictest23:12:033
129072520,0sleep20-21swapper/223:59:202
57822510,0sleep20-21swapper/221:39:012
47592510,0sleep10-21swapper/121:04:591
324892510,2sleep32206599cyclictest23:41:303
256792510,0sleep00-21swapper/000:03:110
192462510,1sleep1241ktimersoftd/121:42:561
300772500,1sleep030067-21sshd00:28:390
201482500,0sleep30-21swapper/300:02:413
132842500,0sleep113247-21sshd21:50:451
266842490,0sleep20-21swapper/200:28:202
150082490,1sleep3391rcuc/322:16:113
130072490,0sleep10-21swapper/121:56:231
87742480,2sleep02203399cyclictest23:05:590
71612480,0sleep00-21swapper/022:01:310
176232470,0sleep00-21swapper/021:48:250
113342470,1sleep211336-21bash22:57:512
275452460,0sleep20-21swapper/222:17:182
42052370,1sleep22205399cyclictest00:20:462
216422309,7sleep00-21swapper/019:06:310
2174622210,7sleep30-21swapper/319:07:503
2171522211,6sleep20-21swapper/219:07:252
2158422110,7sleep10-21swapper/119:05:481
34842170,0sleep33483-21lspci22:26:243
296442170,1sleep329635-21sshd00:34:093
2206599176,3cyclictest41-21ksoftirqd/323:06:473
152902170,2sleep02203399cyclictest22:07:500
2206599164,3cyclictest41-21ksoftirqd/300:14:343
2205399160,1cyclictest1-21systemd21:25:292
118792160,0sleep00-21swapper/000:10:200
81622150,0sleep00-21swapper/000:37:510
272192150,1sleep327215-21lspci22:14:303
238202150,1sleep123779-21sshd23:32:271
2206599150,1cyclictest660-21avahi-daemon23:27:543
2205399159,4cyclictest0-21swapper/223:21:192
22053991510,4cyclictest19417-21lspci23:54:192
162822150,0sleep30-21swapper/323:20:353
156072150,1sleep233-21ksoftirqd/221:42:372
156042150,0sleep30-21swapper/321:14:503
37412140,0sleep20-21swapper/200:06:492
2206599144,3cyclictest41-21ksoftirqd/300:05:263
2206599143,3cyclictest41-21ksoftirqd/322:30:253
22065991414,0cyclictest401ktimersoftd/321:09:033
22065991414,0cyclictest401ktimersoftd/320:53:303
22065991414,0cyclictest401ktimersoftd/319:49:463
2205399148,5cyclictest18261-21sshd22:41:392
62002130,0sleep20-21swapper/223:16:592
2206599135,3cyclictest41-21ksoftirqd/323:18:253
2206599135,1cyclictest41-21ksoftirqd/322:39:153
2206599134,3cyclictest41-21ksoftirqd/321:18:383
2206599134,3cyclictest41-21ksoftirqd/300:24:113
2206599134,2cyclictest41-21ksoftirqd/321:40:323
2206599133,3cyclictest41-21ksoftirqd/323:55:163
2206599133,3cyclictest41-21ksoftirqd/322:46:493
2206599133,3cyclictest41-21ksoftirqd/321:49:233
22065991313,0cyclictest401ktimersoftd/320:32:543
22065991311,1cyclictest41-21ksoftirqd/322:55:113
2206599130,1cyclictest674-21dbus-daemon21:51:133
2206599130,11cyclictest41-21ksoftirqd/321:55:143
2205399136,6cyclictest674-21dbus-daemon22:26:092
2205399135,7cyclictest660-21avahi-daemon21:33:162
2205399130,2cyclictest674-21dbus-daemon22:12:062
2203399130,1cyclictest0-21swapper/022:23:090
185732130,0sleep20-21swapper/223:29:162
313352120,2sleep12204199cyclictest23:41:241
2206599126,3cyclictest41-21ksoftirqd/323:46:153
2206599126,3cyclictest41-21ksoftirqd/300:35:163
2206599125,3cyclictest41-21ksoftirqd/323:52:203
2206599125,2cyclictest41-21ksoftirqd/322:06:283
2206599122,3cyclictest41-21ksoftirqd/322:53:323
2206599121,1cyclictest4721-21bash22:40:263
2205399125,6cyclictest660-21avahi-daemon23:08:082
2205399125,6cyclictest660-21avahi-daemon23:01:012
2205399125,6cyclictest660-21avahi-daemon22:54:412
2205399125,6cyclictest660-21avahi-daemon22:23:082
2205399125,6cyclictest660-21avahi-daemon21:52:562
2205399125,6cyclictest660-21avahi-daemon00:35:442
2205399125,6cyclictest660-21avahi-daemon00:16:072
2205399124,7cyclictest660-21avahi-daemon22:31:112
2205399124,7cyclictest660-21avahi-daemon21:56:452
2205399120,2cyclictest28913-21sshd23:46:462
2205399120,1cyclictest674-21dbus-daemon21:20:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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