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2026-08-28 - 16:59
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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 rack7slot0.osadl.org (updated Fri Aug 28, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750660,0irq/25-eth00-21swapper/107:05:151
112750580,0irq/25-eth00-21swapper/307:06:373
112750440,0irq/25-eth00-21swapper/207:05:142
112750430,0irq/25-eth00-21swapper/007:05:390
351190,0ktimersoftd/330057-21sshd11:40:213
2096999190,0cyclictest0-21swapper/010:34:440
41180,0ktimersoftd/030158-21unixbench_multi11:40:210
2097099180,0cyclictest22400-21sshd09:33:141
20969991713,0cyclictest0-21swapper/010:10:200
2096999170,0cyclictest30458-21sshd11:25:300
2097199160,0cyclictest0-21swapper/207:30:182
20972991514,0cyclictest10445-21sshd09:39:153
20972991514,0cyclictest0-21swapper/310:01:133
2097199150,0cyclictest0-21swapper/209:28:582
20970991514,0cyclictest0-21swapper/111:10:411
20969991512,0cyclictest0-21swapper/010:52:370
20969991512,0cyclictest0-21swapper/010:04:040
2096999150,0cyclictest0-21swapper/012:25:120
9950140,0irq/24-0000:00:0-21swapper/309:10:133
20972991411,0cyclictest0-21swapper/310:42:353
2097299140,0cyclictest31501-21sshd12:02:583
2097299140,0cyclictest0-21swapper/312:34:063
2097199140,0cyclictest0-21swapper/210:41:352
2097199140,0cyclictest0-21swapper/210:17:262
20970991414,0cyclictest30154-21sshd11:40:211
2096999149,0cyclictest17204-21sshd09:43:430
2096999145,0cyclictest8123-21sshd09:46:220
2096999145,0cyclictest14619-21cp09:54:350
20969991413,0cyclictest0-21swapper/012:15:540
2096999140,0cyclictest0-21swapper/010:25:120
20972991312,0cyclictest0-21swapper/311:45:193
2097299130,0cyclictest0-21swapper/307:55:133
20971991312,0cyclictest7269-21sshd11:49:052
20971991312,0cyclictest3666-21sshd11:11:202
20971991312,0cyclictest0-21swapper/211:01:552
20971991312,0cyclictest0-21swapper/209:17:352
2097199130,0cyclictest20935-21sshd11:39:262
2097199130,0cyclictest0-21swapper/212:39:092
2097199130,0cyclictest0-21swapper/210:12:392
2097199130,0cyclictest0-21swapper/209:51:022
2097199130,0cyclictest0-21swapper/207:25:212
20970991312,0cyclictest12883-21diskmemload11:16:501
20970991311,0cyclictest0-21swapper/111:34:421
2097099130,0cyclictest0-21swapper/110:43:371
2096999134,0cyclictest24035-21id09:18:370
2096999134,0cyclictest0-21swapper/011:54:450
2096999132,0cyclictest5647-21sshd11:45:100
2096999132,0cyclictest12883-21diskmemload11:00:160
20969991312,0cyclictest17817-21sshd09:14:130
20969991312,0cyclictest0-21swapper/012:37:320
20969991312,0cyclictest0-21swapper/011:23:380
2096999130,0cyclictest8883-21sshd09:35:170
2096999130,0cyclictest20665-21munin-node12:20:160
2096999130,0cyclictest20216-21ntp_states12:05:180
2096999130,0cyclictest0-21swapper/010:46:280
2096999130,0cyclictest0-21swapper/009:00:580
2096999130,0cyclictest0-21swapper/007:25:110
112750130,0irq/25-eth0474-21sshd09:41:452
112750130,0irq/25-eth00-21swapper/111:26:431
351120,0ktimersoftd/30-21swapper/311:51:003
271120,0ktimersoftd/20-21swapper/212:10:062
271120,0ktimersoftd/20-21swapper/209:10:442
2097299129,0cyclictest3629-21sshd11:59:503
20972991211,0cyclictest1143-21bash09:49:233
20972991211,0cyclictest0-21swapper/311:34:163
20972991211,0cyclictest0-21swapper/310:57:343
20972991210,0cyclictest32258-21sshd10:52:123
20972991210,0cyclictest11599-21sshd10:46:043
20972991210,0cyclictest0-21swapper/310:09:293
20972991210,0cyclictest0-21swapper/310:09:293
2097299120,0cyclictest0-21swapper/312:36:463
2097299120,0cyclictest0-21swapper/311:38:203
2097299120,0cyclictest0-21swapper/311:25:413
2097299120,0cyclictest0-21swapper/311:14:463
2097299120,0cyclictest0-21swapper/309:41:083
2097299120,0cyclictest0-21swapper/309:34:453
2097299120,0cyclictest0-21swapper/309:24:023
20971991212,0cyclictest0-21swapper/210:26:422
20971991211,0cyclictest1072-21sshd11:22:152
20971991211,0cyclictest0-21swapper/211:31:532
20971991211,0cyclictest0-21swapper/211:05:242
20971991211,0cyclictest0-21swapper/210:00:482
20971991211,0cyclictest0-21swapper/209:39:402
20971991210,0cyclictest0-21swapper/212:05:142
2097199120,0cyclictest3859-21sshd12:22:042
2097199120,0cyclictest0-21swapper/210:38:542
2097199120,0cyclictest0-21swapper/207:55:202
2097099123,0cyclictest20-21ksoftirqd/112:10:131
20970991211,0cyclictest12883-21diskmemload12:15:301
2097099120,0cyclictest0-21swapper/112:37:551
2096999127,0cyclictest0-21swapper/011:05:140
2096999124,0cyclictest0-21swapper/009:32:190
2096999123,0cyclictest29298-21cp11:55:150
2096999123,0cyclictest11071-21bash12:30:180
2096999122,0cyclictest0-21swapper/010:38:150
20969991211,0cyclictest22100-21sshd11:13:320
20969991211,0cyclictest0-21swapper/012:11:300
2096999121,0cyclictest23606-21sshd10:21:250
2096999121,0cyclictest0-21swapper/011:36:240
20969991210,0cyclictest0-21swapper/008:25:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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