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2024-07-16 - 08:27
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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 Mon Jul 15, 2024 12:46:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1176911710,15ptp4l0-21swapper/207:06:152
1176911630,16ptp4l0-21swapper/307:07:213
1176911600,15ptp4l0-21swapper/107:08:071
2966121550,7sleep11929099cyclictest09:45:291
1176911550,42ptp4l0-21swapper/007:05:070
1176911130,12ptp4l0-21swapper/007:10:020
407821000,8sleep31929299cyclictest11:06:453
222872950,4sleep2321ktimersoftd/208:25:112
222882790,8sleep01928999cyclictest11:45:330
222882790,8sleep01928999cyclictest11:45:320
117691680,2ptp4l0-21swapper/107:40:371
117691640,1ptp4l0-21swapper/207:14:312
117691640,1ptp4l0-21swapper/111:50:191
117691630,9ptp4l0-21swapper/212:30:012
117691620,7ptp4l0-21swapper/211:39:172
117691620,7ptp4l0-21swapper/211:39:172
117691620,2ptp4l0-21swapper/110:45:361
117691620,2ptp4l0-21swapper/011:26:300
117691610,5ptp4l27566-21cat07:25:291
117691610,10ptp4l0-21swapper/207:40:472
55198600,2rtkit-daemon0-21swapper/212:36:102
19290996030,4cyclictest25-21ksoftirqd/108:37:301
117691600,2ptp4l0-21swapper/109:27:211
1929299593,9cyclictest1-21systemd08:37:163
117691590,2ptp4l0-21swapper/111:35:291
117691590,2ptp4l0-21swapper/111:35:281
117691590,2ptp4l0-21swapper/107:35:211
117691580,4ptp4l4094-21ntp_states08:50:302
117691580,4ptp4l17397-21diskstats09:20:160
117691580,2ptp4l0-21swapper/111:15:331
117691570,2ptp4l0-21swapper/210:40:272
117691570,2ptp4l0-21swapper/108:46:511
117691570,2ptp4l0-21swapper/009:35:060
117691570,2ptp4l0-21swapper/008:55:270
19292995620,10cyclictest41-21ksoftirqd/311:20:323
117791560,12getstats0-21swapper/210:25:462
117691560,2ptp4l0-21swapper/211:55:302
117691560,2ptp4l0-21swapper/209:00:202
117691560,2ptp4l0-21swapper/208:40:472
117691560,2ptp4l0-21swapper/112:17:281
117691560,2ptp4l0-21swapper/011:10:410
117691560,2ptp4l0-21swapper/009:19:150
117691560,12ptp4l0-21swapper/107:54:331
19292995522,9cyclictest41-21ksoftirqd/307:24:593
19292995521,9cyclictest41-21ksoftirqd/308:44:593
117691550,4ptp4l15380-21apt-get08:10:120
117691550,2ptp4l0-21swapper/311:00:433
117691550,2ptp4l0-21swapper/310:45:293
117691550,2ptp4l0-21swapper/211:50:492
117691550,2ptp4l0-21swapper/211:25:432
117691550,2ptp4l0-21swapper/211:20:242
117691550,2ptp4l0-21swapper/210:30:492
117691550,2ptp4l0-21swapper/210:30:492
117691550,2ptp4l0-21swapper/209:40:332
117691550,2ptp4l0-21swapper/209:25:202
117691550,2ptp4l0-21swapper/112:38:071
117691550,1ptp4l0-21swapper/107:30:281
19292995421,10cyclictest41-21ksoftirqd/309:25:203
117691540,2ptp4l0-21swapper/309:35:243
117691540,2ptp4l0-21swapper/211:10:572
117691540,1ptp4l0-21swapper/111:02:001
117691540,12ptp4l0-21swapper/108:24:251
117691530,2ptp4l0-21swapper/309:55:043
117691530,2ptp4l0-21swapper/212:27:322
117691530,2ptp4l0-21swapper/211:06:202
117691530,2ptp4l0-21swapper/210:07:392
117691530,2ptp4l0-21swapper/210:00:412
117691530,2ptp4l0-21swapper/007:15:360
117691530,1ptp4l0-21swapper/109:17:501
117691530,1ptp4l0-21swapper/109:04:101
117691530,1ptp4l0-21swapper/011:56:110
19292995230,3cyclictest41-21ksoftirqd/307:15:393
19292995221,10cyclictest41-21ksoftirqd/310:55:003
117691520,2ptp4l0-21swapper/210:18:282
117691520,2ptp4l0-21swapper/209:06:072
117691520,2ptp4l0-21swapper/209:06:072
117691520,2ptp4l0-21swapper/111:58:431
117691520,2ptp4l0-21swapper/111:43:461
117691520,2ptp4l0-21swapper/110:32:211
117691520,2ptp4l0-21swapper/110:32:211
117691520,2ptp4l0-21swapper/108:25:401
117691520,2ptp4l0-21swapper/009:12:520
117691520,2ptp4l0-21swapper/008:48:560
117691520,2ptp4l0-21swapper/008:25:170
117691520,1ptp4l0-21swapper/108:58:271
117691520,1ptp4l0-21swapper/108:51:441
19292995120,9cyclictest41-21ksoftirqd/308:02:233
19292995119,7cyclictest41-21ksoftirqd/310:20:363
19292995119,10cyclictest41-21ksoftirqd/311:45:003
19292995118,7cyclictest41-21ksoftirqd/310:30:513
19292995118,7cyclictest41-21ksoftirqd/310:30:503
117691510,9ptp4l0-21swapper/008:08:580
117691510,2ptp4l0-21swapper/211:00:012
117691510,2ptp4l0-21swapper/209:35:032
117691510,2ptp4l0-21swapper/112:33:191
117691510,2ptp4l0-21swapper/112:28:461
117691510,2ptp4l0-21swapper/112:12:231
117691510,2ptp4l0-21swapper/112:06:231
117691510,2ptp4l0-21swapper/110:51:571
117691510,2ptp4l0-21swapper/109:12:541
117691510,2ptp4l0-21swapper/108:17:111
117691510,2ptp4l0-21swapper/107:45:171
117691510,2ptp4l0-21swapper/007:35:590
117691510,1ptp4l0-21swapper/012:30:310
117691510,10ptp4l0-21swapper/009:54:300
1929299508,9cyclictest41-21ksoftirqd/307:45:443
1929299506,8cyclictest41-21ksoftirqd/310:25:183
19292995020,9cyclictest41-21ksoftirqd/311:35:503
19292995020,9cyclictest41-21ksoftirqd/311:35:493
19292995019,8cyclictest41-21ksoftirqd/307:40:173
117691500,2ptp4l0-21swapper/112:04:331
117691500,2ptp4l0-21swapper/009:43:470
117691500,2ptp4l0-21swapper/008:19:420
117691500,1ptp4l0-21swapper/309:00:243
117691500,1ptp4l0-21swapper/209:15:212
55198490,2rtkit-daemon0-21swapper/207:56:542
1929299493,7cyclictest41-21ksoftirqd/308:55:003
19292994921,9cyclictest41-21ksoftirqd/308:25:273
19290994914,4cyclictest25-21ksoftirqd/108:05:411
19289994924,5cyclictest9-21ksoftirqd/008:37:350
117691490,4ptp4l321ktimersoftd/208:15:122
117691490,2ptp4l0-21swapper/312:35:313
117691490,2ptp4l0-21swapper/312:20:263
117691490,2ptp4l0-21swapper/312:14:593
117691490,2ptp4l0-21swapper/211:34:382
117691490,2ptp4l0-21swapper/211:15:312
117691490,2ptp4l0-21swapper/210:24:352
117691490,2ptp4l0-21swapper/112:21:371
117691490,2ptp4l0-21swapper/111:46:111
117691490,2ptp4l0-21swapper/111:46:101
117691490,2ptp4l0-21swapper/111:24:521
117691490,2ptp4l0-21swapper/110:40:111
117691490,2ptp4l0-21swapper/107:12:551
117691490,2ptp4l0-21swapper/008:31:290
117691490,1ptp4l0-21swapper/311:34:123
117691490,1ptp4l0-21swapper/307:25:273
117691490,1ptp4l0-21swapper/010:43:020
1929299486,9cyclictest41-21ksoftirqd/310:05:173
1929299485,9cyclictest41-21ksoftirqd/310:10:153
1929299485,8cyclictest41-21ksoftirqd/308:20:003
1929299484,9cyclictest41-21ksoftirqd/309:05:423
1929299484,9cyclictest41-21ksoftirqd/309:05:423
1929299484,9cyclictest41-21ksoftirqd/307:30:173
1929299484,8cyclictest41-21ksoftirqd/309:40:183
19292994819,8cyclictest41-21ksoftirqd/308:30:173
117691480,9ptp4l0-21swapper/207:25:372
117691480,8ptp4l0-21swapper/209:57:592
117691480,2ptp4l21425-21ssh10:35:412
117691480,2ptp4l0-21swapper/210:51:122
117691480,2ptp4l0-21swapper/209:14:092
117691480,2ptp4l0-21swapper/111:05:351
117691480,1ptp4l0-21swapper/307:52:303
117691480,1ptp4l0-21swapper/007:22:010
1929299476,9cyclictest41-21ksoftirqd/311:45:213
1929299476,9cyclictest41-21ksoftirqd/311:45:203
1929299475,8cyclictest41-21ksoftirqd/310:40:203
1929299474,8cyclictest41-21ksoftirqd/309:10:373
1929299473,8cyclictest41-21ksoftirqd/308:45:153
1929299472,10cyclictest41-21ksoftirqd/311:55:213
1929299470,8cyclictest41-21ksoftirqd/310:55:183
117691470,8ptp4l0-21swapper/208:35:192
117691470,8ptp4l0-21swapper/208:20:532
117691470,8ptp4l0-21swapper/207:45:122
117691470,7ptp4l0-21swapper/209:21:252
117691470,2ptp4l0-21swapper/311:10:023
117691470,2ptp4l0-21swapper/110:08:011
117691470,2ptp4l0-21swapper/108:12:321
117691470,1ptp4l0-21swapper/308:20:533
117691470,1ptp4l0-21swapper/011:52:570
1929299467,3cyclictest41-21ksoftirqd/312:00:103
1929299466,8cyclictest41-21ksoftirqd/307:55:133
1929299465,8cyclictest41-21ksoftirqd/309:50:123
1929299465,8cyclictest41-21ksoftirqd/308:55:203
1929299464,9cyclictest41-21ksoftirqd/308:10:243
1929299463,7cyclictest41-21ksoftirqd/311:15:223
19292994634,4cyclictest41-21ksoftirqd/309:30:483
1929299461,8cyclictest41-21ksoftirqd/308:05:173
19292994612,10cyclictest41-21ksoftirqd/307:35:153
117691460,8ptp4l0-21swapper/212:21:292
117691460,8ptp4l0-21swapper/208:08:322
117691460,7ptp4l0-21swapper/210:14:592
117691460,2ptp4l0-21swapper/212:04:412
117691460,2ptp4l0-21swapper/111:34:091
117691460,2ptp4l0-21swapper/111:26:291
117691460,2ptp4l0-21swapper/110:25:501
117691460,2ptp4l0-21swapper/108:02:551
117691460,2ptp4l0-21swapper/012:35:580
117691460,2ptp4l0-21swapper/009:06:160
117691460,2ptp4l0-21swapper/009:06:160
117691460,2ptp4l0-21swapper/009:03:050
117691460,2ptp4l0-21swapper/007:44:530
117691460,2ptp4l0-21swapper/007:28:590
117691460,10ptp4l0-21swapper/312:30:153
1929299456,11cyclictest41-21ksoftirqd/310:00:353
1929299454,8cyclictest41-21ksoftirqd/307:10:173
1929299453,8cyclictest41-21ksoftirqd/309:45:283
1929299451,9cyclictest41-21ksoftirqd/310:35:433
117691450,7ptp4l0-21swapper/209:47:262
117691450,7ptp4l0-21swapper/208:33:562
117691450,2ptp4l0-21swapper/212:05:172
117691450,2ptp4l0-21swapper/211:40:082
117691450,2ptp4l0-21swapper/208:58:072
117691450,2ptp4l0-21swapper/110:12:141
117691450,2ptp4l0-21swapper/109:44:231
117691450,2ptp4l0-21swapper/109:23:371
117691450,2ptp4l0-21swapper/109:05:231
117691450,2ptp4l0-21swapper/109:05:231
117691450,2ptp4l0-21swapper/011:24:070
117691450,2ptp4l0-21swapper/008:52:170
117691450,1ptp4l0-21swapper/010:20:150
117691450,1ptp4l0-21swapper/008:21:070
1929299444,8cyclictest41-21ksoftirqd/309:15:143
1929299443,8cyclictest41-21ksoftirqd/309:20:153
117691440,7ptp4l0-21swapper/208:03:562
117691440,2ptp4l0-21swapper/312:28:353
117691440,2ptp4l0-21swapper/312:06:113
117691440,2ptp4l0-21swapper/208:13:192
117691440,2ptp4l0-21swapper/109:30:541
117691440,2ptp4l0-21swapper/107:17:131
117691440,2ptp4l0-21swapper/011:32:190
117691440,2ptp4l0-21swapper/011:17:510
117691440,1ptp4l0-21swapper/110:37:571
117691440,1ptp4l0-21swapper/011:36:560
117691440,1ptp4l0-21swapper/011:36:550
1929299433,9cyclictest41-21ksoftirqd/311:50:233
19292994317,8cyclictest41-21ksoftirqd/312:17:133
19290994336,4cyclictest25-21ksoftirqd/111:10:121
117691430,7ptp4l0-21swapper/207:31:272
117691430,6ptp4l1721-21gnome-shell07:55:590
117691430,5ptp4l24432-21diskstats07:20:181
117691430,5ptp4l21023-21needreboot10:35:310
117691430,4ptp4l9-21ksoftirqd/010:29:080
117691430,2ptp4l0-21swapper/210:47:112
117691430,1ptp4l0-21swapper/012:15:350
117691430,1ptp4l0-21swapper/010:58:230
117691430,1ptp4l0-21swapper/008:41:430
117691430,11ptp4l0-21swapper/110:22:311
117691430,11ptp4l0-21swapper/108:33:461
301752420,2sleep10-21swapper/110:55:181
117691420,7ptp4l0-21swapper/207:35:082
117691420,5ptp4l22677-21ls11:45:392
117691420,5ptp4l22677-21ls11:45:382
117691420,2ptp4l0-21swapper/211:00:532
117691420,2ptp4l0-21swapper/208:48:412
117691420,2ptp4l0-21swapper/207:53:272
117691420,1ptp4l0-21swapper/109:51:371
117691420,10ptp4l0-21swapper/010:14:540
1929299413,9cyclictest41-21ksoftirqd/310:15:163
19292994122,7cyclictest41-21ksoftirqd/311:25:123
117691410,6ptp4l27608-21tr10:50:140
117691410,5ptp4l5781-21awk10:05:000
117691410,5ptp4l31307-21irqstats12:05:260
117691410,4ptp4l8406-21apt-get07:55:111
117691410,4ptp4l6163-21df07:50:140
117691410,4ptp4l11808-21ntp_states10:15:340
117691410,2ptp4l0-21swapper/212:17:182
117691410,2ptp4l0-21swapper/212:10:132
117691410,2ptp4l0-21swapper/209:54:212
117691410,2ptp4l0-21swapper/209:33:072
117691410,2ptp4l0-21swapper/207:23:272
117691410,2ptp4l0-21swapper/207:15:112
117691410,2ptp4l0-21swapper/108:40:301
117691410,2ptp4l0-21swapper/011:01:520
117691410,2ptp4l0-21swapper/010:05:050
117691410,2ptp4l0-21swapper/009:55:390
117691410,2ptp4l0-21swapper/007:34:280
117691410,11ptp4l0-21swapper/109:36:201
117691400,4ptp4l972-21apt-config09:55:021
117691400,4ptp4l5628-21hddtemp_smartct12:20:170
117691400,4ptp4l4423-21ls07:45:290
117691400,4ptp4l4327-21iostat10:00:241
117691400,4ptp4l22754-21ntp_states09:30:390
117691400,4ptp4l18342-21apt-get11:40:020
117691400,4ptp4l1311-21meminfo12:10:290
117691400,2ptp4l0-21swapper/009:25:240
117691390,3ptp4l8496-21strings12:25:320
117691390,2ptp4l0-21swapper/110:15:171
117691390,2ptp4l0-21swapper/011:05:270
117691390,2ptp4l0-21swapper/010:45:460
117691390,2ptp4l0-21swapper/010:30:500
117691390,2ptp4l0-21swapper/010:30:500
117691380,2ptp4l0-21swapper/009:48:130
117691380,2ptp4l0-21swapper/008:00:240
117691370,2ptp4l0-21swapper/012:00:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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