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2026-06-13 - 06:29
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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 rack1slot1.osadl.org (updated Sat Jun 13, 2026 00:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
97612213174,26sleep30-21swapper/319:08:483
97732201163,24sleep00-21swapper/019:08:570
96112199158,27sleep20-21swapper/219:06:492
97742196158,25sleep10-21swapper/119:08:571
178192650,0sleep121-21ksoftirqd/120:30:191
230042190,0sleep20-21swapper/200:31:142
993499170,17cyclictest0-21swapper/100:10:111
98732170,0sleep20-21swapper/222:45:172
992699169,6cyclictest9-21ksoftirqd/023:45:170
9942991413,1cyclictest28-21ksoftirqd/222:30:012
9942991312,1cyclictest28-21ksoftirqd/222:05:092
9926991312,1cyclictest9-21ksoftirqd/022:54:590
9942991212,0cyclictest28-21ksoftirqd/223:21:242
9942991212,0cyclictest0-21swapper/220:35:152
9942991210,1cyclictest28-21ksoftirqd/219:15:012
9926991210,1cyclictest9-21ksoftirqd/022:35:010
9926991210,1cyclictest9-21ksoftirqd/022:35:000
9926991210,1cyclictest9-21ksoftirqd/022:09:590
9942991110,1cyclictest28-21ksoftirqd/222:23:072
9942991110,1cyclictest28-21ksoftirqd/222:10:162
9942991110,1cyclictest28-21ksoftirqd/220:35:012
993499110,4cyclictest0-21swapper/122:20:111
992699119,1cyclictest9-21ksoftirqd/020:40:000
995099109,1cyclictest35-21ksoftirqd/322:15:133
9950991010,0cyclictest35-21ksoftirqd/321:09:593
994299109,1cyclictest28-21ksoftirqd/223:45:152
994299109,1cyclictest28-21ksoftirqd/223:30:192
994299109,1cyclictest28-21ksoftirqd/222:50:142
994299109,1cyclictest28-21ksoftirqd/222:15:172
994299109,1cyclictest28-21ksoftirqd/222:01:122
994299109,1cyclictest28-21ksoftirqd/221:35:142
994299109,1cyclictest28-21ksoftirqd/221:00:012
994299109,1cyclictest28-21ksoftirqd/220:45:012
994299109,1cyclictest28-21ksoftirqd/219:45:002
994299108,1cyclictest28-21ksoftirqd/223:10:112
9942991010,0cyclictest28-21ksoftirqd/222:43:092
9942991010,0cyclictest28-21ksoftirqd/221:50:442
9942991010,0cyclictest28-21ksoftirqd/200:37:082
9942991010,0cyclictest28-21ksoftirqd/200:16:192
992699109,1cyclictest9-21ksoftirqd/023:50:160
992699109,1cyclictest9-21ksoftirqd/022:35:100
992699109,1cyclictest9-21ksoftirqd/000:30:110
992699109,1cyclictest9-21ksoftirqd/000:15:190
992699108,1cyclictest9-21ksoftirqd/023:15:110
992699107,2cyclictest9-21ksoftirqd/021:20:090
992699104,5cyclictest29713-21perf19:50:010
992699102,4cyclictest9096-21perf20:14:590
9926991010,0cyclictest9-21ksoftirqd/023:38:380
9926991010,0cyclictest9-21ksoftirqd/022:40:190
9926991010,0cyclictest9-21ksoftirqd/000:14:390
246412100,0sleep30-21swapper/321:38:193
99509998,1cyclictest35-21ksoftirqd/323:10:123
99509998,1cyclictest35-21ksoftirqd/323:10:003
99509998,1cyclictest35-21ksoftirqd/320:45:103
99509997,1cyclictest35-21ksoftirqd/322:35:013
99509997,1cyclictest35-21ksoftirqd/322:35:013
99509997,1cyclictest35-21ksoftirqd/321:29:593
99509994,2cyclictest240-21systemd-journal22:05:003
99429999,0cyclictest28-21ksoftirqd/223:55:182
99429999,0cyclictest28-21ksoftirqd/223:50:122
99429999,0cyclictest28-21ksoftirqd/223:35:122
99429999,0cyclictest28-21ksoftirqd/221:46:352
99429998,1cyclictest28-21ksoftirqd/223:05:182
99429998,1cyclictest28-21ksoftirqd/222:35:152
99429998,1cyclictest28-21ksoftirqd/222:30:092
99429998,1cyclictest28-21ksoftirqd/222:30:092
99429998,1cyclictest28-21ksoftirqd/200:08:112
99429998,1cyclictest28-21ksoftirqd/200:00:142
99429997,1cyclictest28-21ksoftirqd/223:00:182
99429997,1cyclictest28-21ksoftirqd/221:40:512
99429997,1cyclictest28-21ksoftirqd/219:30:192
99429997,1cyclictest28-21ksoftirqd/219:10:092
99429994,4cyclictest28-21ksoftirqd/200:28:352
99429990,5cyclictest1029-21snmpd00:13:202
99349990,8cyclictest0-21swapper/123:29:201
99349990,8cyclictest0-21swapper/122:02:121
99349990,8cyclictest0-21swapper/121:45:581
99349990,8cyclictest0-21swapper/100:37:411
99349990,8cyclictest0-21swapper/100:25:431
99349990,8cyclictest0-21swapper/100:05:551
99349990,8cyclictest0-21swapper/100:02:241
99349990,0cyclictest0-21swapper/121:05:121
99269999,0cyclictest9-21ksoftirqd/023:05:140
99269999,0cyclictest9-21ksoftirqd/021:14:330
99269998,1cyclictest9-21ksoftirqd/023:40:130
99269998,1cyclictest9-21ksoftirqd/023:00:150
99269998,1cyclictest9-21ksoftirqd/022:15:130
99269998,1cyclictest9-21ksoftirqd/021:35:180
99269998,1cyclictest9-21ksoftirqd/021:25:090
99269998,1cyclictest9-21ksoftirqd/020:50:130
99269998,1cyclictest9-21ksoftirqd/019:40:010
99269998,1cyclictest9-21ksoftirqd/000:25:200
99269998,1cyclictest9-21ksoftirqd/000:20:130
13135290,0sleep10-21swapper/122:05:201
99509988,0cyclictest35-21ksoftirqd/322:44:423
99509988,0cyclictest35-21ksoftirqd/320:20:003
99509987,1cyclictest35-21ksoftirqd/321:55:143
99509987,1cyclictest35-21ksoftirqd/320:30:003
99509986,1cyclictest1029-21snmpd20:32:013
99509986,1cyclictest1029-21snmpd19:43:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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