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2024-04-25 - 12:27
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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 Thu Apr 25, 2024 00:46:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1176911720,15ptp4l0-21swapper/019:08:260
1176911670,15ptp4l0-21swapper/319:05:353
921421640,8sleep0500399cyclictest21:45:180
1176911520,6ptp4l0-21swapper/219:05:242
1176911520,12ptp4l0-21swapper/119:05:011
117691860,7ptp4l0-21swapper/219:10:012
117691730,2ptp4l0-21swapper/320:30:253
117691690,1ptp4l0-21swapper/322:55:273
260402680,2sleep30-21swapper/323:30:153
117691680,2ptp4l0-21swapper/320:54:543
118402660,2sleep20-21swapper/220:40:232
118402660,2sleep20-21swapper/220:40:232
117691650,2ptp4l0-21swapper/022:50:510
117691630,2ptp4l0-21swapper/319:50:163
282422620,3sleep2500599cyclictest22:25:182
117691620,4ptp4l16073-21apt-get22:00:113
5004996123,7cyclictest25-21ksoftirqd/120:00:251
117691610,8ptp4l0-21swapper/020:25:310
117691610,2ptp4l0-21swapper/121:57:291
5003995924,10cyclictest9-21ksoftirqd/020:05:250
117691590,2ptp4l0-21swapper/321:13:183
117691590,2ptp4l0-21swapper/320:21:583
5003995825,5cyclictest9-21ksoftirqd/023:25:190
117691580,8ptp4l0-21swapper/219:55:022
117691580,4ptp4l25714-21apt-get20:05:052
117691580,2ptp4l0-21swapper/323:25:303
117691580,2ptp4l0-21swapper/222:02:232
5005995724,5cyclictest33-21ksoftirqd/221:35:232
5005995723,9cyclictest33-21ksoftirqd/222:25:012
5004995729,7cyclictest25-21ksoftirqd/121:00:291
5004995719,5cyclictest25-21ksoftirqd/120:45:341
5004995719,4cyclictest25-21ksoftirqd/121:25:261
5003995726,5cyclictest9-21ksoftirqd/019:30:150
5003995725,5cyclictest9-21ksoftirqd/019:45:190
117691570,7ptp4l0-21swapper/021:22:540
117691570,2ptp4l0-21swapper/223:16:122
5005995646,5cyclictest33-21ksoftirqd/223:40:112
5005995617,3cyclictest33-21ksoftirqd/219:40:192
5003995625,5cyclictest9-21ksoftirqd/023:30:150
5003995625,4cyclictest9-21ksoftirqd/019:55:010
5003995624,5cyclictest9-21ksoftirqd/020:45:320
117691560,2ptp4l0-21swapper/321:29:193
117691560,2ptp4l0-21swapper/320:35:163
117691560,2ptp4l0-21swapper/122:55:191
117691560,2ptp4l0-21swapper/122:28:401
117691560,2ptp4l0-21swapper/019:14:560
5005995527,12cyclictest33-21ksoftirqd/220:55:002
5005995520,4cyclictest33-21ksoftirqd/222:10:102
5005995512,5cyclictest33-21ksoftirqd/200:35:112
5004995518,5cyclictest25-21ksoftirqd/100:30:281
5003995525,5cyclictest9-21ksoftirqd/020:40:000
5003995523,4cyclictest9-21ksoftirqd/023:40:300
5003995519,10cyclictest9-21ksoftirqd/022:35:150
117691550,2ptp4l0-21swapper/100:23:301
117691550,1ptp4l0-21swapper/219:29:592
117691550,1ptp4l0-21swapper/219:29:592
117691550,11ptp4l0-21swapper/320:00:133
117691550,10ptp4l0-21swapper/321:40:363
5004995418,6cyclictest25-21ksoftirqd/119:34:241
500399547,9cyclictest9-21ksoftirqd/000:15:000
5003995423,8cyclictest9-21ksoftirqd/019:40:130
5003995421,11cyclictest9-21ksoftirqd/000:05:380
117691540,2ptp4l0-21swapper/119:50:241
117691540,2ptp4l0-21swapper/021:30:350
5005995321,9cyclictest33-21ksoftirqd/222:40:152
500499533,8cyclictest13999-21apt-config19:40:011
5003995323,5cyclictest9-21ksoftirqd/020:40:150
5003995323,5cyclictest9-21ksoftirqd/020:40:150
5003995322,4cyclictest9-21ksoftirqd/022:05:360
5003995316,5cyclictest9-21ksoftirqd/023:00:100
117691530,2ptp4l0-21swapper/319:40:153
117691530,2ptp4l0-21swapper/223:00:062
117691530,2ptp4l0-21swapper/221:50:572
117691530,2ptp4l0-21swapper/220:30:222
117691530,2ptp4l0-21swapper/200:07:192
117691530,1ptp4l0-21swapper/300:39:463
500599525,5cyclictest33-21ksoftirqd/221:05:232
5005995220,9cyclictest33-21ksoftirqd/200:25:192
5005995220,9cyclictest33-21ksoftirqd/200:25:192
5005995219,9cyclictest33-21ksoftirqd/221:55:222
5003995223,5cyclictest9-21ksoftirqd/021:15:200
5003995222,5cyclictest9-21ksoftirqd/023:10:180
117691520,2ptp4l0-21swapper/121:50:091
117691520,2ptp4l0-21swapper/019:23:580
117691520,1ptp4l0-21swapper/319:27:463
117691520,1ptp4l0-21swapper/319:27:463
117691520,1ptp4l0-21swapper/319:22:013
117691520,1ptp4l0-21swapper/020:32:520
5003995122,5cyclictest9-21ksoftirqd/000:20:370
117691510,2ptp4l0-21swapper/322:22:413
117691510,2ptp4l0-21swapper/321:35:433
117691510,2ptp4l0-21swapper/200:23:342
117691510,2ptp4l0-21swapper/020:21:540
117691510,2ptp4l0-21swapper/000:35:050
117691510,1ptp4l0-21swapper/322:10:263
5005995019,7cyclictest33-21ksoftirqd/200:00:372
500499509,7cyclictest25-21ksoftirqd/120:00:021
500399507,8cyclictest9-21ksoftirqd/021:55:340
500399507,8cyclictest9-21ksoftirqd/021:25:280
500399507,10cyclictest9-21ksoftirqd/023:15:260
500399505,11cyclictest9-21ksoftirqd/021:00:370
5003995023,11cyclictest9-21ksoftirqd/020:00:340
5003995016,8cyclictest9-21ksoftirqd/023:55:000
117691500,2ptp4l0-21swapper/322:15:453
117691500,1ptp4l0-21swapper/322:34:003
117691500,1ptp4l0-21swapper/321:15:303
117691500,1ptp4l0-21swapper/023:58:170
117691500,1ptp4l0-21swapper/022:58:380
500599499,7cyclictest33-21ksoftirqd/221:15:272
500599494,8cyclictest33-21ksoftirqd/221:10:342
5005994917,9cyclictest33-21ksoftirqd/219:50:302
500499498,7cyclictest25-21ksoftirqd/119:20:171
500499493,9cyclictest241ktimersoftd/122:15:211
500499490,45cyclictest241ktimersoftd/120:05:371
500399496,8cyclictest9-21ksoftirqd/023:35:110
500399496,8cyclictest9-21ksoftirqd/021:35:230
500399496,8cyclictest9-21ksoftirqd/021:05:230
500399495,9cyclictest9-21ksoftirqd/022:00:300
500399495,10cyclictest9-21ksoftirqd/020:55:330
500399494,10cyclictest9-21ksoftirqd/000:20:000
5003994922,10cyclictest9-21ksoftirqd/022:15:310
5003994914,4cyclictest9-21ksoftirqd/019:57:170
117691490,8ptp4l0-21swapper/120:58:451
117691490,2ptp4l0-21swapper/322:51:433
117691490,2ptp4l0-21swapper/321:57:423
117691490,2ptp4l0-21swapper/120:40:151
117691490,2ptp4l0-21swapper/120:40:151
5005994837,3cyclictest33-21ksoftirqd/220:15:322
500499487,8cyclictest25-21ksoftirqd/123:30:171
500399489,9cyclictest9-21ksoftirqd/022:25:350
500399486,8cyclictest9-21ksoftirqd/022:40:160
500399486,4cyclictest121rcu_preempt20:10:210
500399485,8cyclictest9-21ksoftirqd/021:10:280
500399485,10cyclictest9-21ksoftirqd/023:45:330
5003994825,10cyclictest9-21ksoftirqd/020:15:170
117691480,8ptp4l0-21swapper/122:48:211
117691480,8ptp4l0-21swapper/119:27:591
117691480,8ptp4l0-21swapper/119:27:591
117691480,2ptp4l0-21swapper/319:45:253
117691480,1ptp4l0-21swapper/323:59:203
117691480,1ptp4l0-21swapper/221:31:312
500599479,6cyclictest33-21ksoftirqd/222:55:112
500599474,5cyclictest33-21ksoftirqd/221:25:312
5005994724,7cyclictest33-21ksoftirqd/219:45:242
5005994721,4cyclictest33-21ksoftirqd/223:10:092
500499479,5cyclictest25-21ksoftirqd/122:35:011
500499476,7cyclictest25-21ksoftirqd/123:40:011
500499474,7cyclictest25-21ksoftirqd/121:40:161
500499473,9cyclictest241ktimersoftd/123:25:151
500499473,9cyclictest241ktimersoftd/120:35:021
500499472,8cyclictest241ktimersoftd/123:20:111
500499472,13cyclictest12743-21ntpq23:00:291
5004994719,5cyclictest25-21ksoftirqd/121:15:581
5004994711,4cyclictest25-21ksoftirqd/123:55:321
500399476,10cyclictest9-21ksoftirqd/022:10:140
500399475,10cyclictest9-21ksoftirqd/022:30:320
5003994733,4cyclictest9-21ksoftirqd/023:05:250
5003994733,4cyclictest9-21ksoftirqd/023:05:240
5003994733,4cyclictest9-21ksoftirqd/000:30:280
5003994727,10cyclictest9-21ksoftirqd/000:05:000
5003994717,5cyclictest9-21ksoftirqd/020:50:090
117691470,7ptp4l0-21swapper/320:07:093
117691470,2ptp4l0-21swapper/321:54:133
117691470,2ptp4l0-21swapper/219:36:372
117691470,2ptp4l0-21swapper/219:18:422
117691470,2ptp4l0-21swapper/021:53:280
500599468,7cyclictest33-21ksoftirqd/220:55:182
500599468,3cyclictest33-21ksoftirqd/222:15:172
500599467,4cyclictest33-21ksoftirqd/223:30:002
500599467,4cyclictest33-21ksoftirqd/222:45:142
5005994635,4cyclictest33-21ksoftirqd/221:20:292
5005994625,9cyclictest33-21ksoftirqd/223:05:142
5005994625,9cyclictest33-21ksoftirqd/223:05:142
5005994623,7cyclictest33-21ksoftirqd/200:10:202
5005994623,5cyclictest33-21ksoftirqd/200:00:002
5005994622,7cyclictest33-21ksoftirqd/223:50:012
5005994620,8cyclictest33-21ksoftirqd/223:35:292
5005994610,7cyclictest33-21ksoftirqd/222:40:012
5005994610,6cyclictest33-21ksoftirqd/200:15:252
500499466,8cyclictest25-21ksoftirqd/121:05:391
500499464,9cyclictest241ktimersoftd/121:30:161
500499464,9cyclictest241ktimersoftd/120:19:591
500499464,8cyclictest241ktimersoftd/122:10:251
500499464,7cyclictest25-21ksoftirqd/123:15:321
500399465,6cyclictest9-21ksoftirqd/022:20:100
500399465,5cyclictest9-21ksoftirqd/021:40:250
500399460,9cyclictest9-21ksoftirqd/019:40:000
117691460,2ptp4l0-21swapper/322:28:343
117691460,2ptp4l0-21swapper/320:57:293
117691460,2ptp4l0-21swapper/320:11:523
117691460,2ptp4l0-21swapper/220:02:352
117691460,2ptp4l0-21swapper/121:11:471
117691460,1ptp4l0-21swapper/323:24:013
117691460,1ptp4l0-21swapper/322:09:333
500499458,8cyclictest25-21ksoftirqd/100:02:371
500499454,9cyclictest241ktimersoftd/121:45:301
500499454,8cyclictest241ktimersoftd/122:20:161
500499454,8cyclictest241ktimersoftd/120:50:321
500499454,7cyclictest25-21ksoftirqd/120:30:271
500499454,7cyclictest25-21ksoftirqd/119:20:001
500499454,7cyclictest241ktimersoftd/123:35:181
500499453,9cyclictest241ktimersoftd/121:35:381
500499453,8cyclictest241ktimersoftd/123:50:161
500499453,8cyclictest241ktimersoftd/100:05:311
500499453,7cyclictest25-21ksoftirqd/120:10:361
500399457,8cyclictest9-21ksoftirqd/023:20:130
500399457,4cyclictest9-21ksoftirqd/019:30:000
500399457,4cyclictest9-21ksoftirqd/019:30:000
117791450,10getstats0-21swapper/322:41:233
117691450,8ptp4l0-21swapper/321:22:163
117691450,8ptp4l0-21swapper/019:16:290
117691450,5ptp4l3112-21latency_hist20:25:002
117691450,5ptp4l19736-21apt-get00:25:131
117691450,5ptp4l19736-21apt-get00:25:131
117691450,2ptp4l0-21swapper/321:06:353
117691450,2ptp4l0-21swapper/300:29:273
117691450,2ptp4l0-21swapper/300:29:273
117691450,2ptp4l0-21swapper/300:21:283
117691450,2ptp4l0-21swapper/221:46:162
117691450,2ptp4l0-21swapper/123:45:191
117691450,1ptp4l0-21swapper/100:15:231
500599444,4cyclictest33-21ksoftirqd/220:25:172
500599443,7cyclictest33-21ksoftirqd/221:40:122
5005994425,8cyclictest33-21ksoftirqd/223:25:282
5005994423,9cyclictest33-21ksoftirqd/223:55:002
5005994421,11cyclictest33-21ksoftirqd/200:30:272
500499443,8cyclictest241ktimersoftd/122:35:261
500499443,7cyclictest25-21ksoftirqd/123:05:281
500499443,7cyclictest25-21ksoftirqd/123:05:281
5004994428,5cyclictest25-21ksoftirqd/123:10:231
500399444,10cyclictest9-21ksoftirqd/000:25:360
500399444,10cyclictest9-21ksoftirqd/000:25:360
5003994431,4cyclictest9-21ksoftirqd/022:45:130
117691440,8ptp4l0-21swapper/119:46:251
117691440,2ptp4l0-21swapper/219:21:392
117691440,1ptp4l0-21swapper/319:37:413
117691440,1ptp4l0-21swapper/319:31:093
500599438,6cyclictest33-21ksoftirqd/219:30:072
500599437,7cyclictest33-21ksoftirqd/223:20:172
500599437,4cyclictest33-21ksoftirqd/222:30:172
5005994323,9cyclictest33-21ksoftirqd/220:10:152
500499434,8cyclictest241ktimersoftd/120:20:311
500499434,10cyclictest241ktimersoftd/119:45:011
500499430,7cyclictest2369-21grep22:40:151
117691430,6ptp4l4806-21sed20:25:331
117691430,5ptp4l7941-21apt-get20:35:042
117691430,5ptp4l6177-21ntp_states19:10:243
117691430,3ptp4l4366-21ls20:25:263
117691430,2ptp4l0-21swapper/300:03:463
117691430,1ptp4l0-21swapper/321:33:513
117691430,1ptp4l0-21swapper/222:06:572
500599428,7cyclictest33-21ksoftirqd/222:52:502
5005994219,10cyclictest33-21ksoftirqd/220:45:122
500499426,6cyclictest25-21ksoftirqd/121:20:151
500499424,7cyclictest241ktimersoftd/100:35:191
117691420,8ptp4l0-21swapper/323:08:083
117691420,8ptp4l0-21swapper/323:08:073
117691420,5ptp4l16284-21/usr/sbin/munin23:10:083
117691420,4ptp4l20991-21memory21:00:262
117691420,4ptp4l13811-21smartctl00:10:351
117691420,2ptp4l0-21swapper/323:03:003
117691420,2ptp4l0-21swapper/319:16:273
117691420,2ptp4l0-21swapper/300:16:393
117691420,2ptp4l0-21swapper/122:04:451
117691420,1ptp4l0-21swapper/322:39:463
117691410,2ptp4l0-21swapper/323:51:493
117691410,2ptp4l0-21swapper/323:37:543
117691410,2ptp4l0-21swapper/321:00:363
117691410,2ptp4l0-21swapper/122:08:001
117691410,2ptp4l0-21swapper/119:13:331
117691400,5ptp4l7011-21egrep22:50:141
117691400,3ptp4l9764-21apt-get00:05:123
117691400,3ptp4l0-21swapper/323:15:193
117691400,2ptp4l0-21swapper/320:40:313
117691400,2ptp4l0-21swapper/320:40:313
117691400,2ptp4l0-21swapper/320:15:123
117691400,2ptp4l0-21swapper/300:14:203
117691400,1ptp4l0-21swapper/323:45:483
117691400,1ptp4l0-21swapper/300:34:523
117691390,2ptp4l0-21swapper/323:40:023
117691390,2ptp4l0-21swapper/321:45:253
117691390,2ptp4l0-21swapper/319:55:333
117691380,4ptp4l6635-21taskset22:49:143
117691380,2ptp4l0-21swapper/320:45:213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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