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2025-12-24 - 12:33
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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 Dec 24, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
224322950,0sleep10-21swapper/121:50:141
319262890,0sleep10-21swapper/122:49:061
250972620,0sleep10-21swapper/100:12:481
226362560,0sleep10-21swapper/123:31:431
194602560,0sleep10-21swapper/123:20:331
193032520,1sleep219304-21sshd00:28:452
147522520,4sleep20-21swapper/221:45:552
74712510,2sleep31797399cyclictest21:41:423
56492510,0sleep10-21swapper/123:08:361
299442510,1sleep0101ktimersoftd/019:35:180
20832510,0sleep00-21swapper/022:46:320
204032510,1sleep220394-21bash22:48:072
189492510,0sleep20-21swapper/200:04:092
209932500,0sleep00-21swapper/020:35:120
318832490,0sleep10-21swapper/123:40:371
69382480,0sleep00-21swapper/022:12:450
103512480,0sleep20-21swapper/222:55:192
265342470,0sleep10-21swapper/100:07:291
213822470,0sleep00-21swapper/022:00:230
127122470,0sleep10-21swapper/123:47:131
134032460,0sleep00-21swapper/000:09:080
51922360,1sleep35190-21lspci23:54:493
229812360,0sleep00-21swapper/022:53:460
177102298,7sleep00-21swapper/019:08:120
176862287,7sleep10-21swapper/119:07:541
1721422210,7sleep20-21swapper/219:05:232
160562227,10sleep30-21swapper/319:05:043
243812200,0sleep30-21swapper/300:01:503
137242170,0sleep30-21swapper/321:11:433
295772160,0sleep20-21swapper/222:32:362
1796799160,1cyclictest18687-21sshd21:39:332
1795699167,1cyclictest9-21ksoftirqd/023:13:320
1795699167,1cyclictest9-21ksoftirqd/023:09:240
116822160,1sleep111684-21bash23:28:071
109092160,0sleep00-21swapper/022:33:460
17973991513,1cyclictest4109-21lspci23:32:543
1795699155,1cyclictest9-21ksoftirqd/000:24:260
38732140,0sleep20-21swapper/223:13:552
323052140,0sleep332303-21sshd23:29:543
231152140,0sleep20-21swapper/223:26:202
204622140,0sleep30-21swapper/322:58:583
17967991412,1cyclictest29979-21gdbus00:09:522
17961991412,1cyclictest674-21dbus-daemon00:26:111
1795699145,2cyclictest9-21ksoftirqd/022:07:360
1795699144,1cyclictest9-21ksoftirqd/023:59:490
1795699144,1cyclictest9-21ksoftirqd/000:27:320
1795699143,4cyclictest649-21polkitd23:24:320
176012140,0sleep00-21swapper/021:17:560
118142140,1sleep311809-21bash21:49:083
246692130,0sleep30-21swapper/321:33:143
213662130,0sleep10-21swapper/100:23:261
1797399130,12cyclictest674-21dbus-daemon00:37:243
1796799130,12cyclictest674-21dbus-daemon22:02:122
1796199130,12cyclictest0-21swapper/100:37:101
1795699136,1cyclictest9-21ksoftirqd/022:57:470
1795699135,1cyclictest9-21ksoftirqd/023:47:590
1795699134,3cyclictest9-21ksoftirqd/023:02:190
1795699134,2cyclictest9-21ksoftirqd/023:25:390
1795699134,1cyclictest9-21ksoftirqd/023:35:290
1795699134,1cyclictest9-21ksoftirqd/022:37:420
1795699134,1cyclictest9-21ksoftirqd/021:52:170
1795699134,1cyclictest9-21ksoftirqd/000:30:190
1795699133,2cyclictest9-21ksoftirqd/023:44:470
1795699133,2cyclictest9-21ksoftirqd/021:56:090
1795699131,2cyclictest9-21ksoftirqd/023:32:270
126072130,0sleep00-21swapper/022:25:420
200662120,0sleep30-21swapper/300:12:233
17973991210,1cyclictest710-21NetworkManager22:12:343
1797399120,1cyclictest674-21dbus-daemon00:09:443
1797399120,11cyclictest1282-21id22:01:443
1797399120,0cyclictest0-21swapper/300:26:253
1796799120,1cyclictest0-21swapper/223:39:532
1796799120,11cyclictest25894-21sshd22:18:122
1796199120,1cyclictest10138-21bash22:20:011
1796199120,11cyclictest674-21dbus-daemon23:13:411
1796199120,11cyclictest0-21swapper/123:58:501
1795699125,1cyclictest9-21ksoftirqd/000:13:020
1795699124,2cyclictest649-21polkitd22:19:140
1795699123,2cyclictest9-21ksoftirqd/021:49:070
1795699123,1cyclictest9-21ksoftirqd/023:52:270
1795699123,1cyclictest9-21ksoftirqd/023:16:050
1795699123,1cyclictest9-21ksoftirqd/000:16:160
1795699122,2cyclictest9-21ksoftirqd/022:24:510
1795699122,1cyclictest9-21ksoftirqd/021:36:000
1795699121,2cyclictest11433-21lspci00:03:290
1795699120,1cyclictest11619-21lspci21:22:250
17462120,0sleep10-21swapper/122:01:481
1797399119,1cyclictest19204-21sshd00:15:053
1797399119,1cyclictest11736-21lspci23:17:143
17973991110,0cyclictest0-21swapper/322:33:253
1797399110,10cyclictest0-21swapper/321:53:543
1796799119,1cyclictest15943-21sshd23:42:022
17967991110,0cyclictest0-21swapper/223:15:322
17967991110,0cyclictest0-21swapper/221:54:022
1796799110,10cyclictest0-21swapper/222:07:322
1796799110,0cyclictest0-21swapper/222:29:322
1796199119,1cyclictest18033-21sshd00:17:411
1796199119,1cyclictest1-21systemd21:39:111
17961991110,0cyclictest0-21swapper/123:04:211
17961991110,0cyclictest0-21swapper/121:24:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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