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2025-12-04 - 11:41
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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 Thu Dec 04, 2025 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050610,0irq/25-eth00-21swapper/119:05:321
110050590,0irq/25-eth00-21swapper/319:05:183
9950550,0irq/24-0000:00:0-21swapper/019:05:300
110050530,0irq/25-eth00-21swapper/219:05:522
20332991918,0cyclictest6335-21bash22:16:053
20332991818,0cyclictest0-21swapper/323:29:443
20332991818,0cyclictest0-21swapper/322:57:553
20332991817,0cyclictest20419-21sshd23:24:343
20332991817,0cyclictest1453-21nfsd22:32:303
20332991817,0cyclictest13669-21sshd22:29:373
20331991814,0cyclictest0-21swapper/221:51:522
20332991716,0cyclictest21894-21sshd23:31:023
20332991716,0cyclictest15890-21bash00:30:003
20332991716,0cyclictest0-21swapper/323:45:073
20332991716,0cyclictest0-21swapper/323:35:553
20329991716,0cyclictest1512-21sshd23:41:560
20332991616,0cyclictest0-21swapper/322:37:493
20332991615,0cyclictest959-21sshd23:09:593
20332991615,0cyclictest21657-21bash22:11:143
20332991615,0cyclictest12865-21sshd21:16:253
20332991615,0cyclictest0-21swapper/323:14:343
20332991615,0cyclictest0-21swapper/321:43:253
20332991615,0cyclictest0-21swapper/321:43:243
2033299161,0cyclictest0-21swapper/322:00:183
2033299160,0cyclictest0-21swapper/321:35:233
20331991615,0cyclictest22962-21bash23:37:292
20331991610,0cyclictest0-21swapper/222:07:302
20330991615,0cyclictest3325-21sshd23:10:111
20330991614,0cyclictest19592-21bash22:49:141
2033099160,0cyclictest0-21swapper/121:35:241
20329991615,0cyclictest28970-21sshd21:40:140
20329991615,0cyclictest28970-21sshd21:40:140
20329991613,0cyclictest27140-21sshd21:46:250
2032999161,0cyclictest0-21swapper/023:45:110
20332991515,0cyclictest0-21swapper/321:30:203
20332991515,0cyclictest0-21swapper/321:30:203
20332991515,0cyclictest0-21swapper/300:17:253
20332991514,0cyclictest3279-21bash00:14:443
20332991514,0cyclictest23972-21sshd22:21:013
20332991514,0cyclictest110050irq/25-eth023:16:043
20332991514,0cyclictest0-21swapper/321:45:573
2033299151,0cyclictest0-21swapper/323:59:253
2033199157,0cyclictest0-21swapper/222:18:512
20331991514,0cyclictest16804-21bash21:29:372
2033199150,0cyclictest0-21swapper/223:31:332
20330991513,0cyclictest3958-21snmpd20:04:071
20330991512,0cyclictest0-21swapper/123:19:571
2033099150,0cyclictest0-21swapper/122:00:171
20329991514,0cyclictest8119-21bash23:29:450
20329991514,0cyclictest0-21swapper/021:56:270
20329991511,0cyclictest12302-21diskmemload22:11:590
20329991511,0cyclictest1216-21sshd21:24:560
20329991511,0cyclictest1216-21sshd21:24:550
20332991414,0cyclictest8143-21sshd22:54:343
20332991414,0cyclictest0-21swapper/300:36:053
20332991414,0cyclictest0-21swapper/300:20:373
20332991413,0cyclictest8947-21sshd21:22:263
20332991413,0cyclictest8947-21sshd21:22:253
20332991413,0cyclictest4842-21sshd22:41:243
20332991413,0cyclictest36-21ksoftirqd/300:02:493
20332991413,0cyclictest31797-21bash22:47:123
20332991413,0cyclictest28466-21kworker/3:022:06:403
20332991413,0cyclictest19915-21sshd23:50:023
20332991413,0cyclictest15281-21sshd23:43:093
20332991413,0cyclictest0-21swapper/321:51:313
20332991413,0cyclictest0-21swapper/300:07:393
20332991413,0cyclictest0-21swapper/300:07:383
2033299140,0cyclictest19105-21sshd00:30:153
2033299140,0cyclictest19105-21sshd00:30:143
2033199147,0cyclictest7612-21sshd00:08:202
2033199147,0cyclictest7612-21sshd00:08:192
2033199147,0cyclictest4905-21bash00:25:192
2033199147,0cyclictest25126-21sshd21:17:412
2033199147,0cyclictest21894-21bash21:30:062
2033199147,0cyclictest21894-21bash21:30:062
2033199147,0cyclictest17301-21sshd22:26:442
2033199147,0cyclictest15686-21sshd22:20:132
2033199147,0cyclictest0-21swapper/223:17:432
2033199147,0cyclictest0-21swapper/222:00:442
2033199147,0cyclictest0-21swapper/200:30:392
2033199147,0cyclictest0-21swapper/200:30:382
2033199146,0cyclictest3245-21munin-run22:35:002
20331991411,0cyclictest0-21swapper/223:45:352
2033099140,0cyclictest0-21swapper/122:15:141
20329991413,0cyclictest31089-21sshd00:24:440
20329991413,0cyclictest11163-21sshd23:17:150
20329991413,0cyclictest0-21swapper/022:43:350
2032999140,0cyclictest0-21swapper/000:03:500
110050140,0irq/25-eth00-21swapper/022:28:410
20332991313,0cyclictest0-21swapper/321:11:043
20332991312,0cyclictest0-21swapper/323:00:503
20332991311,0cyclictest0-21swapper/321:27:083
2033199139,0cyclictest25438-21sshd21:55:432
2033199137,0cyclictest9024-21sshd23:10:382
2033199137,0cyclictest7673-21sshd21:35:042
2033199137,0cyclictest4606-21cp21:41:002
2033199137,0cyclictest4606-21cp21:40:592
2033199137,0cyclictest3739-21bash00:35:322
2033199137,0cyclictest32252-21sshd21:11:542
2033199137,0cyclictest30954-21sshd23:06:242
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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