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2024-11-21 - 16:29
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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 rackdslot1.osadl.org (updated Thu Nov 21, 2024 12:46:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1166911790,15ptp4l0-21swapper/007:09:120
1219921730,8sleep31581299cyclictest10:30:293
1166911730,14ptp4l0-21swapper/207:08:082
1166911570,15ptp4l0-21swapper/107:06:581
1166911450,14ptp4l0-21swapper/307:05:503
189572890,25sleep218961-21irqrtprio07:15:192
15809997969,6cyclictest9-21ksoftirqd/010:40:130
15810997823,10cyclictest25-21ksoftirqd/111:55:281
15810997724,9cyclictest25-21ksoftirqd/111:35:161
15809997765,6cyclictest9-21ksoftirqd/012:05:110
15809997664,6cyclictest9-21ksoftirqd/007:45:110
15810997543,4cyclictest25-21ksoftirqd/110:15:351
15809997565,5cyclictest9-21ksoftirqd/011:50:200
15809997565,5cyclictest9-21ksoftirqd/008:20:160
15809997563,7cyclictest9-21ksoftirqd/010:00:110
15810997434,11cyclictest25-21ksoftirqd/112:20:251
15810997422,9cyclictest25-21ksoftirqd/107:20:201
15810997235,10cyclictest25-21ksoftirqd/110:40:261
160412710,7sleep21581199cyclictest11:50:242
15810997120,9cyclictest25-21ksoftirqd/110:55:251
15810997035,10cyclictest25-21ksoftirqd/109:40:201
15810997032,10cyclictest25-21ksoftirqd/112:35:251
15810997021,9cyclictest25-21ksoftirqd/110:50:171
15810997021,9cyclictest25-21ksoftirqd/110:50:171
15809997029,4cyclictest9-21ksoftirqd/012:15:330
15809997028,4cyclictest9-21ksoftirqd/009:05:320
15810996932,10cyclictest25-21ksoftirqd/108:00:221
15810996931,10cyclictest25-21ksoftirqd/109:35:181
15810996929,9cyclictest25-21ksoftirqd/108:10:011
15809996927,5cyclictest9-21ksoftirqd/009:15:170
15809996927,5cyclictest9-21ksoftirqd/009:15:170
15809996926,8cyclictest9-21ksoftirqd/007:25:000
116691690,2ptp4l0-21swapper/009:55:180
15810996829,8cyclictest25-21ksoftirqd/109:11:381
15810996826,5cyclictest25-21ksoftirqd/111:33:321
15809996859,5cyclictest9-21ksoftirqd/008:15:130
15809996856,6cyclictest9-21ksoftirqd/011:30:120
15810996761,3cyclictest25-21ksoftirqd/112:00:041
15810996739,4cyclictest25-21ksoftirqd/108:50:271
15810996736,10cyclictest25-21ksoftirqd/108:45:231
15810996729,10cyclictest25-21ksoftirqd/111:20:151
1581099667,3cyclictest25-21ksoftirqd/108:35:211
1581099665,9cyclictest25-21ksoftirqd/110:00:011
15810996655,5cyclictest25-21ksoftirqd/109:00:131
15810996614,10cyclictest25-21ksoftirqd/112:10:241
15809996656,5cyclictest9-21ksoftirqd/007:30:110
116691660,2ptp4l0-21swapper/208:19:522
15810996549,4cyclictest25-21ksoftirqd/110:00:141
15810996529,10cyclictest25-21ksoftirqd/111:15:001
1581099646,9cyclictest25-21ksoftirqd/108:00:001
15810996446,5cyclictest25-21ksoftirqd/107:50:241
15810996446,5cyclictest25-21ksoftirqd/107:50:231
15810996429,10cyclictest25-21ksoftirqd/111:00:191
1581299632,4cyclictest41-21ksoftirqd/307:10:133
15810996346,4cyclictest25-21ksoftirqd/109:15:241
15810996346,4cyclictest25-21ksoftirqd/109:15:231
15810996323,7cyclictest25-21ksoftirqd/109:48:271
116691630,2ptp4l0-21swapper/012:34:380
15810996226,10cyclictest25-21ksoftirqd/112:25:291
15810996226,10cyclictest25-21ksoftirqd/112:25:291
1581099621,6cyclictest116691ptp4l07:20:001
1581099621,4cyclictest121rcu_preempt07:45:261
202442610,2sleep00-21swapper/010:50:130
202442610,2sleep00-21swapper/010:50:130
179392610,2sleep00-21swapper/009:35:190
1581099617,9cyclictest25-21ksoftirqd/108:10:211
15810996150,3cyclictest25-21ksoftirqd/112:15:251
15810996148,3cyclictest25-21ksoftirqd/110:45:141
15810996129,9cyclictest25-21ksoftirqd/112:35:011
15810996122,10cyclictest25-21ksoftirqd/108:55:201
1580999618,5cyclictest9-21ksoftirqd/009:50:010
116691610,2ptp4l0-21swapper/111:50:281
1581299604,4cyclictest121rcu_preempt08:40:203
1581099607,4cyclictest25-21ksoftirqd/110:10:151
15810996054,3cyclictest25-21ksoftirqd/111:30:001
15810996054,3cyclictest25-21ksoftirqd/109:20:051
15810996054,3cyclictest25-21ksoftirqd/109:20:041
1581099604,9cyclictest25-21ksoftirqd/111:15:311
15810996048,3cyclictest25-21ksoftirqd/107:25:201
15810996046,4cyclictest25-21ksoftirqd/108:20:301
15810996046,4cyclictest25-21ksoftirqd/108:15:281
1581099604,4cyclictest25-21ksoftirqd/111:40:211
15810996040,8cyclictest25-21ksoftirqd/107:40:011
1581099603,9cyclictest25-21ksoftirqd/112:05:161
1581099602,5cyclictest25-21ksoftirqd/108:30:301
1581099597,8cyclictest25-21ksoftirqd/110:25:221
1581099595,3cyclictest25-21ksoftirqd/109:30:111
1581099594,9cyclictest25-21ksoftirqd/108:40:221
1580999596,4cyclictest9-21ksoftirqd/008:45:230
15809995948,3cyclictest9-21ksoftirqd/012:10:230
15809995945,4cyclictest9-21ksoftirqd/009:50:230
116691590,2ptp4l0-21swapper/309:54:233
1581099587,9cyclictest25-21ksoftirqd/107:30:201
1581099586,8cyclictest25-21ksoftirqd/111:05:181
15810995852,3cyclictest25-21ksoftirqd/108:25:231
15810995851,4cyclictest25-21ksoftirqd/109:50:341
1581099583,8cyclictest25-21ksoftirqd/110:35:151
1581099580,7cyclictest25-21ksoftirqd/110:20:201
1581099580,3cyclictest121rcu_preempt07:10:191
15809995847,6cyclictest9-21ksoftirqd/010:30:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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