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2024-12-09 - 20:53
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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 Mon Dec 09, 2024 12:45:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
158242213151,20sleep30-21swapper/307:09:093
156692202162,26sleep20-21swapper/207:07:072
158022198159,25sleep10-21swapper/107:08:511
137882197160,24sleep00-21swapper/007:05:110
152372670,0sleep00-21swapper/009:16:360
139042620,0sleep28460-21diskmemload09:15:182
30642140,0sleep00-21swapper/008:55:220
15967991412,1cyclictest9-21ksoftirqd/012:35:170
15986991312,1cyclictest0-21swapper/211:15:132
1598699130,12cyclictest0-21swapper/208:45:192
1598699130,0cyclictest0-21swapper/212:07:132
1597999130,13cyclictest0-21swapper/108:45:191
15967991312,1cyclictest9-21ksoftirqd/011:45:000
15992991210,1cyclictest35-21ksoftirqd/308:35:003
15986991210,1cyclictest742-21runrttasks10:40:392
1598699120,1cyclictest0-21swapper/209:23:052
1598699120,0cyclictest0-21swapper/211:35:152
15967991211,1cyclictest9-21ksoftirqd/011:20:000
15967991211,0cyclictest9-21ksoftirqd/009:45:120
15967991210,1cyclictest9-21ksoftirqd/011:10:150
15967991210,1cyclictest9-21ksoftirqd/010:50:170
15967991210,1cyclictest9-21ksoftirqd/009:55:110
1596799120,11cyclictest0-21swapper/009:20:130
1598699110,4cyclictest0-21swapper/208:00:152
1598699110,3cyclictest0-21swapper/209:10:012
1596799119,1cyclictest9-21ksoftirqd/012:10:200
1596799119,1cyclictest9-21ksoftirqd/012:05:110
1596799119,1cyclictest9-21ksoftirqd/011:30:080
1596799119,1cyclictest9-21ksoftirqd/010:15:130
1596799119,1cyclictest9-21ksoftirqd/007:50:150
1596799119,1cyclictest9-21ksoftirqd/007:15:000
1596799114,1cyclictest9-21ksoftirqd/010:05:160
15967991111,0cyclictest9-21ksoftirqd/010:35:200
15967991110,1cyclictest9-21ksoftirqd/012:30:150
15967991110,1cyclictest9-21ksoftirqd/011:20:190
15967991110,1cyclictest9-21ksoftirqd/010:40:150
15967991110,1cyclictest9-21ksoftirqd/009:50:200
15967991110,1cyclictest9-21ksoftirqd/009:30:070
15967991110,1cyclictest9-21ksoftirqd/009:10:160
15967991110,1cyclictest9-21ksoftirqd/008:45:210
15967991110,1cyclictest9-21ksoftirqd/008:20:100
15967991110,1cyclictest9-21ksoftirqd/007:40:150
1599299100,4cyclictest3815-21apt-get10:25:113
1598699108,1cyclictest28-21ksoftirqd/209:50:152
1598699105,1cyclictest11416-21ssh11:58:162
1598699102,7cyclictest4086-21dump-pmu-power11:54:552
1598699102,2cyclictest17115-21hddtemp_smartct10:00:152
1598699100,2cyclictest254-21systemd-journal08:15:002
1596799109,1cyclictest9-21ksoftirqd/012:20:180
1596799109,1cyclictest9-21ksoftirqd/012:19:080
1596799109,1cyclictest9-21ksoftirqd/011:45:130
1596799109,1cyclictest9-21ksoftirqd/011:00:190
1596799109,1cyclictest9-21ksoftirqd/009:10:000
1596799109,1cyclictest9-21ksoftirqd/007:55:210
1596799108,1cyclictest9-21ksoftirqd/011:05:100
1596799108,1cyclictest9-21ksoftirqd/010:50:000
1596799108,1cyclictest9-21ksoftirqd/010:30:000
1596799108,1cyclictest9-21ksoftirqd/010:00:130
1596799103,1cyclictest9-21ksoftirqd/010:55:130
15967991010,0cyclictest9-21ksoftirqd/011:25:420
159929990,7cyclictest0-21swapper/311:29:393
159869994,1cyclictest60950irq/123-eno111:48:192
159869994,1cyclictest60950irq/123-eno110:45:172
159869991,2cyclictest20956-21gltestperf12:10:162
159869991,1cyclictest5306-21idleruntime-cro12:35:002
159869990,6cyclictest0-21swapper/207:35:232
159869990,5cyclictest0-21swapper/209:36:022
159869990,4cyclictest8460-21diskmemload09:45:152
159869990,2cyclictest254-21systemd-journal10:30:002
159869990,2cyclictest254-21systemd-journal10:15:002
159869990,2cyclictest254-21systemd-journal09:00:012
159869990,2cyclictest254-21systemd-journal08:35:002
159869990,2cyclictest254-21systemd-journal07:55:002
159869990,1cyclictest254-21systemd-journal12:30:002
159869990,1cyclictest254-21systemd-journal11:45:002
159869990,1cyclictest254-21systemd-journal11:30:012
159869990,1cyclictest254-21systemd-journal09:35:002
159869990,1cyclictest254-21systemd-journal08:25:002
159869990,1cyclictest254-21systemd-journal07:50:002
159869990,1cyclictest254-21systemd-journal07:50:002
159869990,1cyclictest254-21systemd-journal07:45:002
159869990,1cyclictest0-21swapper/210:05:162
159679999,0cyclictest9-21ksoftirqd/011:55:240
159679999,0cyclictest9-21ksoftirqd/011:35:210
159679999,0cyclictest9-21ksoftirqd/010:22:410
159679999,0cyclictest9-21ksoftirqd/009:25:470
159679998,1cyclictest9-21ksoftirqd/008:15:000
159679998,1cyclictest9-21ksoftirqd/008:00:150
159679998,1cyclictest9-21ksoftirqd/007:35:190
159679998,1cyclictest9-21ksoftirqd/007:30:180
159679998,1cyclictest9-21ksoftirqd/007:15:120
159679997,1cyclictest9-21ksoftirqd/008:10:000
159679997,1cyclictest9-21ksoftirqd/007:25:100
159929987,1cyclictest35-21ksoftirqd/307:25:003
159929986,1cyclictest793-21snmpd12:10:223
159929986,1cyclictest2456-21cat08:55:173
159929981,3cyclictest0-21swapper/312:35:153
159929980,5cyclictest0-21swapper/311:30:173
159929980,1cyclictest14930-21apt-get11:20:133
159869986,2cyclictest60950irq/123-eno112:00:432
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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