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2024-04-20 - 17:51
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackeslot8.osadl.org (updated Sat Apr 20, 2024 12:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1262265994690,466cyclictest2767338-21kworker/u8:2+efi_rts_wq09:05:110
1262267994651,460cyclictest1374213-21kworker/u8:3+efi_rts_wq10:45:091
1262265994650,461cyclictest2767338-21kworker/u8:2+efi_rts_wq07:40:120
1262265994631,458cyclictest1261787-21kworker/u8:0+efi_rts_wq07:20:120
1262265994621,458cyclictest1261787-21kworker/u8:0+efi_rts_wq09:02:550
1262265994620,459cyclictest1496448-21kworker/u8:4+efi_rts_wq11:06:220
1262272994611,457cyclictest2767338-21kworker/u8:2+efi_rts_wq09:17:572
1262265994610,457cyclictest1374213-21kworker/u8:3+efi_rts_wq09:50:130
1262265994600,453cyclictest1651226-21kworker/u8:1+efi_rts_wq12:10:150
1262272994591,455cyclictest1261787-21kworker/u8:0+efi_rts_wq07:20:122
1262272994590,455cyclictest2767338-21kworker/u8:2+efi_rts_wq07:40:122
1262267994590,456cyclictest1261787-21kworker/u8:0+efi_rts_wq08:00:141
1262272994581,454cyclictest2767338-21kworker/u8:2+efi_rts_wq07:55:102
1262267994581,447cyclictest1658625-21kworker/u8:3+efi_rts_wq12:15:131
1262272994570,453cyclictest1496448-21kworker/u8:4+efi_rts_wq10:30:152
1262267994560,450cyclictest2767338-21kworker/u8:2+efi_rts_wq08:32:501
1262265994551,450cyclictest1474743-21kworker/u8:2+efi_rts_wq10:15:150
1262265994550,452cyclictest1551956-21kworker/u8:0+efi_rts_wq10:58:180
1262272994540,450cyclictest1607653-21kworker/u8:3+efi_rts_wq12:00:282
1262272994530,450cyclictest1651226-21kworker/u8:1+efi_rts_wq12:15:142
1262267994520,449cyclictest1607653-21kworker/u8:3+efi_rts_wq12:00:281
1262267994510,448cyclictest1374213-21kworker/u8:3+efi_rts_wq10:38:141
1262267994510,447cyclictest1374213-21kworker/u8:3+efi_rts_wq09:15:121
1262265994510,448cyclictest2767338-21kworker/u8:2+efi_rts_wq07:45:130
1262265994510,447cyclictest2767338-21kworker/u8:2+efi_rts_wq07:25:150
1262267994501,445cyclictest1658625-21kworker/u8:3+efi_rts_wq12:30:111
1262265994500,447cyclictest2767338-21kworker/u8:2+efi_rts_wq08:55:130
1262265994490,446cyclictest2767338-21kworker/u8:2+efi_rts_wq09:20:120
1262265994490,445cyclictest1551956-21kworker/u8:0+efi_rts_wq11:03:180
1262265994490,445cyclictest1374213-21kworker/u8:3+efi_rts_wq10:45:100
1262272994480,444cyclictest1447182-21kworker/u8:1+efi_rts_wq10:10:102
1262267994471,443cyclictest1439822-21kworker/u8:0+efi_rts_wq09:38:021
1262267994460,443cyclictest1496448-21kworker/u8:4+efi_rts_wq10:50:101
1262272994450,441cyclictest1496448-21kworker/u8:4+efi_rts_wq10:25:112
1262272994450,440cyclictest1503733-21kworker/u8:0+efi_rts_wq10:35:102
1262272994450,438cyclictest2767338-21kworker/u8:2+efi_rts_wq07:45:122
1262267994450,441cyclictest1474743-21kworker/u8:2+efi_rts_wq10:00:121
1262267994440,440cyclictest1374213-21kworker/u8:3+efi_rts_wq09:45:131
1262265994420,438cyclictest1496448-21kworker/u8:4+efi_rts_wq11:15:140
1262267994411,437cyclictest1607653-21kworker/u8:3+efi_rts_wq11:35:141
1262267994410,437cyclictest1474743-21kworker/u8:2+efi_rts_wq10:05:121
1262272994400,437cyclictest2767338-21kworker/u8:2+efi_rts_wq07:25:152
1262267994401,436cyclictest1496448-21kworker/u8:4+efi_rts_wq10:23:111
1262267994400,437cyclictest1672404-21kworker/u8:0+efi_rts_wq12:28:341
1262272994381,434cyclictest1261787-21kworker/u8:0+efi_rts_wq08:57:542
1262272994360,433cyclictest2767338-21kworker/u8:2+efi_rts_wq09:43:032
1262267994340,431cyclictest2767338-21kworker/u8:2+efi_rts_wq08:05:131
1262265994341,430cyclictest2767338-21kworker/u8:2+efi_rts_wq08:20:120
1262265994340,431cyclictest1374213-21kworker/u8:3+efi_rts_wq09:45:130
1262272994311,426cyclictest1658625-21kworker/u8:3+efi_rts_wq12:35:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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