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2025-04-30 - 09:02
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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 Apr 30, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
56032970,0sleep30-21swapper/322:48:383
37942930,0sleep00-21swapper/022:12:380
173452910,0sleep217315-21sshd22:04:152
54152660,0sleep10-21swapper/100:06:111
221542630,0sleep3391rcuc/300:07:523
62162570,0sleep30-21swapper/323:01:363
121472570,0sleep10-21swapper/100:22:481
166422550,1sleep341-21ksoftirqd/322:33:283
39472540,0sleep30-21swapper/321:49:543
32352530,0sleep30-21swapper/321:52:593
220502530,0sleep00-21swapper/021:28:480
199772530,0sleep3401ktimersoftd/323:58:113
184852520,0sleep10-21swapper/123:38:391
184852520,0sleep10-21swapper/123:38:381
80412510,0sleep10-21swapper/121:17:321
44462510,1sleep34444-21lspci22:38:453
291252510,0sleep30-21swapper/322:50:543
3132500,0sleep1241ktimersoftd/123:59:291
312652500,0sleep10-21swapper/122:41:231
234282500,0sleep10-21swapper/121:22:261
139852500,0sleep00-21swapper/021:44:220
139852500,0sleep00-21swapper/021:44:220
274562490,0sleep20-21swapper/222:24:502
114782490,0sleep00-21swapper/022:36:090
80322480,1sleep28030-21lspci21:27:222
29472480,1sleep22948-21bash00:18:372
138192480,0sleep20-21swapper/223:54:222
120062480,0sleep30-21swapper/321:24:353
203412450,0sleep00-21swapper/022:50:070
125792420,0sleep30-21swapper/322:00:243
243792360,0sleep10-21swapper/121:45:201
1077423320,7sleep10-21swapper/119:05:191
1141422210,7sleep00-21swapper/019:06:500
1133322210,7sleep30-21swapper/319:05:503
1130722110,7sleep20-21swapper/219:05:282
108592200,0sleep3391rcuc/321:34:123
1178199180,12cyclictest13245-21rm22:46:052
273972160,1sleep227400-21bash22:41:002
201942160,0sleep20-21swapper/223:29:022
1178199169,1cyclictest11490-21sshd23:37:552
1178199169,1cyclictest11490-21sshd23:37:552
40512150,1sleep34048-21lspci00:12:253
297252150,0sleep20-21swapper/221:49:132
207992150,0sleep20-21swapper/200:04:352
146982150,0sleep00-21swapper/022:59:160
1178199150,0cyclictest0-21swapper/223:24:362
245012140,0sleep20-21swapper/221:35:272
240952140,0sleep224084-21sshd22:30:562
190122140,1sleep3391rcuc/323:45:133
165272140,0sleep30-21swapper/322:26:553
1178299146,1cyclictest41-21ksoftirqd/300:15:253
1178099140,1cyclictest619-17sedispatch21:55:341
107142140,0sleep30-21swapper/321:11:093
160282130,0sleep00-21swapper/022:26:520
1178299135,3cyclictest41-21ksoftirqd/323:19:263
1178299133,2cyclictest41-21ksoftirqd/321:35:123
1178299131,3cyclictest11674-21sshd23:34:433
1178099130,1cyclictest18294-21lspci00:10:351
1178099130,12cyclictest4531-21sed22:45:151
1177999130,1cyclictest32281-21sshd21:13:340
109772130,0sleep00-21swapper/000:19:270
107792130,0sleep10-21swapper/121:14:401
204172120,0sleep20-21swapper/223:16:002
11782991210,1cyclictest0-21swapper/323:13:413
1178299120,3cyclictest29862-21bash00:02:153
1178299120,1cyclictest29164-21lspci22:41:113
1178199121,10cyclictest18539-21lspci21:21:552
1178199120,1cyclictest6859-21sshd22:09:462
1178199120,11cyclictest19313-21sshd21:57:552
1178199120,11cyclictest0-21swapper/223:01:152
11780991211,0cyclictest0-21swapper/123:10:251
11780991210,1cyclictest17236-21lspci22:53:051
1178099120,1cyclictest20788-21grep00:04:351
1178099120,0cyclictest0-21swapper/122:36:551
11779991210,1cyclictest22212-21sshd23:09:430
1177999120,1cyclictest26468-21bash23:52:240
1177999120,1cyclictest18495-21sshd00:37:140
104362120,1sleep0101ktimersoftd/023:41:020
1178299119,1cyclictest616-17auditd21:55:403
1178299113,3cyclictest41-21ksoftirqd/323:05:183
1178299112,1cyclictest41-21ksoftirqd/323:35:173
1178299112,1cyclictest41-21ksoftirqd/323:35:173
1178299110,3cyclictest648-21systemd-logind21:28:453
1178299110,3cyclictest646-21dbus-daemon00:37:383
1178299110,2cyclictest41-21ksoftirqd/300:34:063
1178299110,10cyclictest0-21swapper/323:21:423
1178199119,1cyclictest0-21swapper/200:31:062
11781991110,0cyclictest31901-21sshd23:43:162
11781991110,0cyclictest0-21swapper/222:14:552
1178199110,0cyclictest0-21swapper/222:19:352
1178099119,1cyclictest1521-21sshd23:40:151
1178099119,1cyclictest0-21swapper/122:02:441
1178099110,10cyclictest0-21swapper/123:16:451
1178099110,10cyclictest0-21swapper/122:27:341
11779991110,0cyclictest0-21swapper/023:56:150
11779991110,0cyclictest0-21swapper/021:39:040
11779991110,0cyclictest0-21swapper/021:08:230
1177999110,10cyclictest0-21swapper/000:31:440
1177999110,10cyclictest0-21swapper/000:03:540
1177999110,0cyclictest0-21swapper/000:26:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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