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2024-05-18 - 16:42
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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 highest latencies:
System rackdslot1.osadl.org (updated Fri May 17, 2024 12:46:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
186323680,3sleep00-21swapper/007:05:190
1176911660,16ptp4l0-21swapper/107:05:111
1176911590,14ptp4l0-21swapper/307:09:513
1176911380,13ptp4l0-21swapper/207:07:202
302832890,2sleep3391rcuc/311:30:323
117691710,2ptp4l0-21swapper/111:16:271
117691690,12ptp4l12404-21ntp_states08:35:263
3611996857,6cyclictest9-21ksoftirqd/011:05:140
3611996857,6cyclictest9-21ksoftirqd/009:05:110
117691680,1ptp4l0-21swapper/212:10:412
3611996755,7cyclictest9-21ksoftirqd/012:10:100
3611996754,7cyclictest9-21ksoftirqd/009:35:120
274872660,2sleep30-21swapper/312:35:203
3614996555,5cyclictest41-21ksoftirqd/309:20:133
270932640,8sleep2361399cyclictest09:05:322
117691640,9ptp4l0-21swapper/307:42:593
117691640,2ptp4l0-21swapper/110:08:221
117691630,2ptp4l0-21swapper/208:02:142
117691630,2ptp4l0-21swapper/011:16:240
3614996251,6cyclictest41-21ksoftirqd/311:50:143
3614996251,6cyclictest41-21ksoftirqd/308:20:133
3614996250,6cyclictest41-21ksoftirqd/307:30:113
117691620,2ptp4l0-21swapper/212:34:172
3614996151,6cyclictest41-21ksoftirqd/307:25:153
273992610,4sleep227404-21irqrtprio11:25:202
117691610,2ptp4l0-21swapper/211:37:122
117691610,1ptp4l0-21swapper/309:17:313
87822600,2sleep30-21swapper/308:30:003
117691600,8ptp4l0-21swapper/312:01:053
117691600,8ptp4l0-21swapper/312:01:043
117691590,7ptp4l0-21swapper/312:22:213
117691590,2ptp4l0-21swapper/312:29:423
117691590,2ptp4l0-21swapper/307:21:193
117691590,2ptp4l0-21swapper/112:30:171
117691590,2ptp4l0-21swapper/112:05:371
3611995848,5cyclictest9-21ksoftirqd/011:30:120
117691580,2ptp4l0-21swapper/312:14:173
117691580,2ptp4l0-21swapper/312:08:103
117691580,2ptp4l0-21swapper/311:49:293
117691580,2ptp4l0-21swapper/308:34:573
117691580,2ptp4l0-21swapper/108:30:261
117691580,2ptp4l0-21swapper/107:20:211
117691580,1ptp4l0-21swapper/310:56:463
117691580,1ptp4l0-21swapper/007:25:330
117691570,2ptp4l0-21swapper/008:37:330
117691570,1ptp4l0-21swapper/009:31:590
117691570,1ptp4l0-21swapper/009:31:590
3611995629,4cyclictest9-21ksoftirqd/011:35:140
3611995615,5cyclictest9-21ksoftirqd/009:55:360
120091560,38phc2sys33-21ksoftirqd/208:35:212
117691560,2ptp4l0-21swapper/311:29:553
117691560,2ptp4l0-21swapper/310:40:273
117691560,2ptp4l0-21swapper/310:40:263
117691560,1ptp4l0-21swapper/012:22:320
117691560,13ptp4l0-21swapper/108:00:371
3614995514,4cyclictest41-21ksoftirqd/308:55:533
3611995528,4cyclictest9-21ksoftirqd/010:40:310
3611995528,4cyclictest9-21ksoftirqd/010:40:300
3611995517,11cyclictest9-21ksoftirqd/011:25:340
117691550,2ptp4l0-21swapper/312:34:003
117691550,2ptp4l0-21swapper/310:09:303
117691550,2ptp4l0-21swapper/309:33:493
117691550,2ptp4l0-21swapper/309:33:493
117691550,2ptp4l0-21swapper/211:33:002
117691550,2ptp4l0-21swapper/210:45:372
117691550,2ptp4l0-21swapper/210:15:122
117691550,2ptp4l0-21swapper/209:55:342
3614995420,5cyclictest41-21ksoftirqd/309:00:133
117691540,2ptp4l0-21swapper/309:12:513
117691540,2ptp4l0-21swapper/308:12:363
117691540,2ptp4l0-21swapper/308:12:363
117691540,2ptp4l0-21swapper/211:05:292
117691540,2ptp4l0-21swapper/007:34:370
117691540,1ptp4l0-21swapper/212:15:152
117691540,1ptp4l0-21swapper/209:54:302
117691540,1ptp4l0-21swapper/208:05:222
117691540,13ptp4l0-21swapper/108:50:141
3614995311,10cyclictest41-21ksoftirqd/307:51:463
3611995324,5cyclictest9-21ksoftirqd/012:25:150
3611995324,5cyclictest9-21ksoftirqd/007:20:330
3611995318,9cyclictest9-21ksoftirqd/011:40:180
117691530,2ptp4l0-21swapper/310:28:203
117691530,2ptp4l0-21swapper/310:15:113
117691530,2ptp4l0-21swapper/111:45:211
117691530,2ptp4l0-21swapper/010:47:010
117691530,2ptp4l0-21swapper/008:50:030
117691530,2ptp4l0-21swapper/008:00:000
117691530,1ptp4l0-21swapper/209:41:522
3614995217,3cyclictest41-21ksoftirqd/311:40:333
361199528,8cyclictest9-21ksoftirqd/010:15:000
3611995225,4cyclictest9-21ksoftirqd/010:50:160
117691520,2ptp4l0-21swapper/312:17:433
117691520,2ptp4l0-21swapper/307:15:233
117691520,2ptp4l0-21swapper/210:11:502
117691520,2ptp4l0-21swapper/207:38:142
117691520,2ptp4l0-21swapper/207:30:172
117691520,2ptp4l0-21swapper/111:10:321
117691520,2ptp4l0-21swapper/109:00:351
117691520,2ptp4l0-21swapper/108:38:381
117691520,2ptp4l0-21swapper/011:55:200
117691520,12ptp4l25-21ksoftirqd/110:00:121
117691510,2ptp4l0-21swapper/310:49:103
117691510,2ptp4l0-21swapper/210:00:122
117691510,2ptp4l0-21swapper/108:11:171
117691510,2ptp4l0-21swapper/108:11:161
117691510,2ptp4l0-21swapper/010:59:160
117691510,2ptp4l0-21swapper/009:23:230
117691510,1ptp4l0-21swapper/210:30:532
117691510,1ptp4l0-21swapper/208:26:552
117691510,1ptp4l0-21swapper/208:13:592
117691510,1ptp4l0-21swapper/208:13:582
3614995025,7cyclictest41-21ksoftirqd/309:05:203
3614995022,7cyclictest41-21ksoftirqd/309:25:303
3611995028,7cyclictest9-21ksoftirqd/008:25:260
3611995026,7cyclictest9-21ksoftirqd/007:40:110
3611995020,6cyclictest9-21ksoftirqd/009:50:160
244162500,2sleep20-21swapper/212:30:012
117691500,2ptp4l0-21swapper/310:35:433
117691500,2ptp4l0-21swapper/212:00:192
117691500,2ptp4l0-21swapper/212:00:182
117691500,2ptp4l0-21swapper/210:20:222
117691500,2ptp4l0-21swapper/112:18:281
117691500,2ptp4l0-21swapper/112:13:011
117691500,2ptp4l0-21swapper/108:24:361
117691500,2ptp4l0-21swapper/108:07:501
117691500,2ptp4l0-21swapper/009:04:280
117691500,2ptp4l0-21swapper/007:54:150
117691500,1ptp4l0-21swapper/311:02:193
117691500,1ptp4l0-21swapper/210:42:452
117691500,1ptp4l0-21swapper/210:42:442
117691500,1ptp4l0-21swapper/210:38:062
117691500,1ptp4l0-21swapper/107:27:231
117691500,1ptp4l0-21swapper/012:32:000
361199498,4cyclictest9-21ksoftirqd/007:35:340
3611994926,7cyclictest9-21ksoftirqd/007:15:330
3611994919,11cyclictest9-21ksoftirqd/012:00:290
3611994919,11cyclictest9-21ksoftirqd/012:00:280
3611994917,5cyclictest9-21ksoftirqd/007:45:140
117691490,5ptp4l1142-21runrttasks07:31:131
117691490,2ptp4l0-21swapper/309:45:583
117691490,2ptp4l0-21swapper/108:28:391
117691490,2ptp4l0-21swapper/011:11:390
117691490,2ptp4l0-21swapper/008:45:440
117691490,2ptp4l0-21swapper/008:41:390
117691490,1ptp4l0-21swapper/311:08:363
117691490,1ptp4l0-21swapper/310:54:263
117691490,1ptp4l0-21swapper/207:56:342
117691490,1ptp4l0-21swapper/107:49:571
117691490,1ptp4l0-21swapper/008:16:570
117691490,1ptp4l0-21swapper/008:16:560
117691490,11ptp4l0-21swapper/111:22:351
361199488,3cyclictest9-21ksoftirqd/009:15:120
361199486,4cyclictest9-21ksoftirqd/010:40:000
117691480,8ptp4l0-21swapper/311:11:283
117691480,8ptp4l0-21swapper/208:22:032
117691480,8ptp4l0-21swapper/110:20:071
117691480,5ptp4l26160-21cron11:25:010
117691480,2ptp4l0-21swapper/210:26:542
117691480,2ptp4l0-21swapper/111:57:531
117691480,2ptp4l0-21swapper/008:11:230
117691480,2ptp4l0-21swapper/008:11:230
117691480,1ptp4l0-21swapper/309:51:253
117691480,1ptp4l0-21swapper/209:10:522
117691480,1ptp4l0-21swapper/208:57:122
117691480,1ptp4l0-21swapper/111:50:471
117691480,1ptp4l0-21swapper/111:32:521
117691480,1ptp4l0-21swapper/108:46:001
117691480,1ptp4l0-21swapper/008:58:270
117691480,1ptp4l0-21swapper/008:20:430
117691480,12ptp4l0-21swapper/208:40:402
361199478,3cyclictest9-21ksoftirqd/012:35:190
3611994722,8cyclictest9-21ksoftirqd/012:18:570
3611994722,4cyclictest9-21ksoftirqd/009:48:510
117691470,8ptp4l0-21swapper/311:21:133
117691470,8ptp4l0-21swapper/211:50:572
117691470,8ptp4l0-21swapper/010:09:010
117691470,2ptp4l0-21swapper/112:24:391
117691470,2ptp4l0-21swapper/110:35:591
117691470,2ptp4l0-21swapper/108:56:001
117691470,1ptp4l0-21swapper/311:56:243
117691470,1ptp4l0-21swapper/310:31:203
117691470,1ptp4l0-21swapper/111:09:561
361499469,4cyclictest41-21ksoftirqd/308:44:373
361499467,3cyclictest41-21ksoftirqd/308:00:183
3614994639,3cyclictest41-21ksoftirqd/310:00:053
3614994620,7cyclictest41-21ksoftirqd/307:50:003
361199468,8cyclictest9-21ksoftirqd/009:30:000
361199466,8cyclictest9-21ksoftirqd/012:05:260
361199466,4cyclictest9-21ksoftirqd/010:30:270
361199465,4cyclictest9-21ksoftirqd/010:15:380
3611994639,4cyclictest9-21ksoftirqd/010:00:050
117691460,8ptp4l0-21swapper/308:51:313
117691460,8ptp4l0-21swapper/211:23:532
117691460,7ptp4l0-21swapper/209:00:102
117691460,7ptp4l0-21swapper/207:16:562
117691460,6ptp4l0-21swapper/309:55:343
117691460,4ptp4l1729-21llvmpipe-307:53:581
117691460,3ptp4l1218-21apt-get11:40:122
117691460,2ptp4l0-21swapper/209:17:332
117691460,2ptp4l0-21swapper/112:00:381
117691460,2ptp4l0-21swapper/112:00:371
117691460,2ptp4l0-21swapper/107:14:131
117691460,2ptp4l0-21swapper/010:23:380
117691460,2ptp4l0-21swapper/008:07:530
117691460,1ptp4l0-21swapper/309:39:163
117691460,10ptp4l0-21swapper/207:20:352
3614994531,5cyclictest41-21ksoftirqd/308:10:003
3614994520,7cyclictest41-21ksoftirqd/308:45:303
3614994520,7cyclictest41-21ksoftirqd/307:40:003
3614994512,9cyclictest41-21ksoftirqd/307:10:193
361199458,8cyclictest9-21ksoftirqd/008:00:220
3611994531,3cyclictest9-21ksoftirqd/009:12:460
117691450,9ptp4l0-21swapper/211:10:392
117691450,9ptp4l0-21swapper/208:33:122
117691450,8ptp4l0-21swapper/311:35:323
117691450,8ptp4l0-21swapper/110:55:461
117691450,7ptp4l0-21swapper/207:28:362
117691450,2ptp4l0-21swapper/212:23:422
117691450,2ptp4l0-21swapper/209:21:512
117691450,2ptp4l0-21swapper/107:59:321
117691450,2ptp4l0-21swapper/011:52:480
3614994412,7cyclictest41-21ksoftirqd/308:19:193
3614994412,7cyclictest41-21ksoftirqd/308:19:183
361499440,9cyclictest41-21ksoftirqd/311:15:243
3611994428,5cyclictest9-21ksoftirqd/009:40:260
3611994428,4cyclictest9-21ksoftirqd/007:10:290
3611994414,5cyclictest9-21ksoftirqd/010:25:120
117691440,8ptp4l14568-21ls08:40:241
117691440,8ptp4l0-21swapper/212:06:452
117691440,8ptp4l0-21swapper/110:11:521
117691440,7ptp4l0-21swapper/211:17:142
117691440,7ptp4l0-21swapper/011:02:330
117691440,2ptp4l0-21swapper/211:56:212
117691440,2ptp4l0-21swapper/210:05:042
117691440,2ptp4l0-21swapper/209:36:022
117691440,1ptp4l0-21swapper/111:43:061
117691440,1ptp4l0-21swapper/008:31:520
117691440,11ptp4l0-21swapper/110:29:351
361499432,3cyclictest41-21ksoftirqd/310:10:313
117691430,2ptp4l0-21swapper/110:16:091
361499426,3cyclictest41-21ksoftirqd/309:45:013
361499424,7cyclictest41-21ksoftirqd/308:00:003
117691420,9ptp4l0-21swapper/111:02:571
117691420,5ptp4l3394-21memory09:25:262
117691420,5ptp4l31685-21df_inode11:35:161
117691420,5ptp4l18673-21irqstats07:40:201
117691420,5ptp4l15450-21iostat_ios11:00:232
117691420,4ptp4l28561-21apt-get10:20:113
117691420,3ptp4l33-21ksoftirqd/208:45:572
117691420,3ptp4l23943-21ls07:50:312
117691420,2ptp4l0-21swapper/210:57:382
117691420,2ptp4l0-21swapper/208:53:592
117691420,2ptp4l0-21swapper/109:55:351
117691420,1ptp4l0-21swapper/210:53:012
117691420,10ptp4l0-21swapper/109:06:401
361199414,8cyclictest9-21ksoftirqd/011:45:320
117691410,8ptp4l0-21swapper/110:41:261
117691410,8ptp4l0-21swapper/110:41:261
117691410,6ptp4l27397-21irqrtprio11:25:211
117691410,2ptp4l0-21swapper/212:39:162
117691410,2ptp4l0-21swapper/211:45:552
117691410,2ptp4l0-21swapper/208:15:272
117691410,2ptp4l0-21swapper/208:15:262
117691410,2ptp4l0-21swapper/207:46:082
117691410,2ptp4l0-21swapper/207:40:452
117691410,2ptp4l0-21swapper/207:10:462
117691410,2ptp4l0-21swapper/110:54:461
117691410,2ptp4l0-21swapper/109:51:121
117691410,2ptp4l0-21swapper/109:45:041
117691410,2ptp4l0-21swapper/109:44:411
117691410,2ptp4l0-21swapper/109:38:301
117691410,2ptp4l0-21swapper/109:20:351
117691410,2ptp4l0-21swapper/109:17:431
117691400,4ptp4l2681-21iostat_ios08:15:201
117691400,4ptp4l2681-21iostat_ios08:15:201
117691400,4ptp4l16627-21/usr/sbin/munin07:35:331
117691400,3ptp4l6931-21ls07:15:221
117691400,2ptp4l8033-21kworker/2:109:48:532
117691400,2ptp4l0-21swapper/209:31:002
117691400,2ptp4l0-21swapper/209:31:002
117691400,2ptp4l0-21swapper/110:34:091
117691400,2ptp4l0-21swapper/109:31:521
117691400,2ptp4l0-21swapper/109:31:521
117691400,2ptp4l0-21swapper/109:25:541
117691400,2ptp4l0-21swapper/109:13:391
117691390,4ptp4l27147-21cstates12:35:141
117691390,1ptp4l0-21swapper/110:47:581
117691380,2ptp4l0-21swapper/112:25:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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