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2024-04-19 - 00:44
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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 18, 2024 12:46:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1483123870,6sleep014829-21rm07:07:360
1483123870,6sleep014829-21rm07:07:360
1176722990,7sleep30-21swapper/307:08:083
1176722990,7sleep30-21swapper/307:08:083
2602922780,5sleep126028-21multi.sh07:08:261
2602922780,5sleep126028-21multi.sh07:08:261
3237522440,5sleep232372-21sh07:09:072
3237522440,5sleep232372-21sh07:09:072
46952740,8sleep32997299cyclictest07:10:163
31532730,2sleep23155-21grep10:30:352
117691720,27ptp4l0-21swapper/107:15:211
117691690,4ptp4l7543-21sed08:25:172
23862670,3sleep10-21swapper/111:40:161
23862670,3sleep10-21swapper/111:40:161
159022670,4sleep015878-21sh07:11:420
117691660,2ptp4l0-21swapper/207:40:132
117691640,2ptp4l0-21swapper/211:05:102
109302640,7sleep02996799cyclictest07:20:300
29972996112,13cyclictest117691ptp4l07:45:243
29972996112,13cyclictest117691ptp4l07:45:243
117691610,2ptp4l0-21swapper/311:15:263
277902600,2sleep30-21swapper/308:00:003
117691590,3ptp4l0-21swapper/209:15:332
117691590,2ptp4l0-21swapper/208:55:182
117691590,2ptp4l0-21swapper/208:55:172
117691590,1ptp4l0-21swapper/209:20:132
117691580,2ptp4l0-21swapper/311:35:263
117691580,2ptp4l0-21swapper/008:15:000
2997299577,13cyclictest22336-21df_abs10:05:143
117691570,2ptp4l0-21swapper/309:20:173
117691570,2ptp4l0-21swapper/308:39:263
117691570,2ptp4l0-21swapper/209:58:362
117691570,2ptp4l0-21swapper/208:01:112
117691570,1ptp4l0-21swapper/207:30:152
117691570,10ptp4l0-21swapper/211:52:242
117691560,9ptp4l0-21swapper/211:33:362
117691560,2ptp4l0-21swapper/310:45:223
117691560,2ptp4l0-21swapper/211:20:402
117691560,2ptp4l0-21swapper/210:50:532
117691560,2ptp4l0-21swapper/210:46:142
117691560,2ptp4l0-21swapper/209:46:542
117691550,3ptp4l20951-21sort07:11:502
117691550,1ptp4l0-21swapper/309:48:043
117691550,1ptp4l0-21swapper/308:32:423
117691550,1ptp4l0-21swapper/210:21:052
117691550,1ptp4l0-21swapper/210:17:362
117691550,1ptp4l0-21swapper/210:17:362
117691550,1ptp4l0-21swapper/209:35:482
117691550,1ptp4l0-21swapper/208:22:422
117691540,2ptp4l0-21swapper/208:49:182
117691540,2ptp4l0-21swapper/009:16:440
117691530,9ptp4l0-21swapper/207:35:452
117691530,2ptp4l0-21swapper/211:38:402
117691530,11ptp4l0-21swapper/209:33:532
117691520,2ptp4l0-21swapper/212:05:272
117691520,2ptp4l0-21swapper/210:25:032
117691520,2ptp4l0-21swapper/209:41:202
117691520,1ptp4l0-21swapper/210:55:342
117691520,1ptp4l0-21swapper/209:25:212
117691520,1ptp4l0-21swapper/209:06:252
117691520,1ptp4l0-21swapper/208:53:572
117791510,12getstats0-21swapper/008:43:370
117691510,2ptp4l0-21swapper/211:59:332
117691510,2ptp4l0-21swapper/211:46:452
117691510,2ptp4l0-21swapper/110:24:511
117691510,1ptp4l0-21swapper/210:08:042
117691510,1ptp4l0-21swapper/208:36:232
117691500,2ptp4l0-21swapper/309:52:243
117691500,2ptp4l0-21swapper/210:11:382
117691500,2ptp4l0-21swapper/208:06:212
117691500,2ptp4l0-21swapper/207:56:222
117691490,9ptp4l0-21swapper/207:51:482
117691490,2ptp4l0-21swapper/310:36:373
117691490,2ptp4l0-21swapper/210:43:362
117691490,1ptp4l0-21swapper/211:25:582
117691490,1ptp4l0-21swapper/207:27:302
117791480,9getstats0-21swapper/111:08:001
117691480,9ptp4l0-21swapper/212:33:212
117691480,9ptp4l0-21swapper/211:40:082
117691480,9ptp4l0-21swapper/211:40:072
117691480,8ptp4l0-21swapper/212:17:362
117691480,2ptp4l0-21swapper/111:12:101
117691480,1ptp4l0-21swapper/307:34:143
117691480,1ptp4l0-21swapper/307:29:063
117691480,1ptp4l0-21swapper/212:03:132
117691470,8ptp4l0-21swapper/011:40:230
117691470,8ptp4l0-21swapper/011:40:220
117691470,3ptp4l3859-21apt-get10:35:140
117691470,2ptp4l0-21swapper/312:03:143
117691470,2ptp4l0-21swapper/308:47:453
117691470,2ptp4l0-21swapper/307:19:413
117691470,2ptp4l0-21swapper/207:49:502
117691470,2ptp4l0-21swapper/207:49:502
117691470,1ptp4l0-21swapper/309:15:063
117691470,1ptp4l0-21swapper/210:03:202
117691470,1ptp4l0-21swapper/209:50:442
117691470,1ptp4l0-21swapper/207:19:242
117691470,11ptp4l16608-21meminfo11:00:220
117691460,8ptp4l0-21swapper/208:32:482
117691460,6ptp4l550-21rtkit-daemon12:27:540
117691460,2ptp4l0-21swapper/311:43:523
117691460,2ptp4l0-21swapper/311:43:513
117691460,2ptp4l0-21swapper/310:30:583
117691460,2ptp4l0-21swapper/308:13:413
117691460,2ptp4l0-21swapper/211:19:332
117691460,1ptp4l0-21swapper/311:51:593
117691460,1ptp4l0-21swapper/309:41:553
117691460,1ptp4l0-21swapper/309:04:013
117691460,1ptp4l0-21swapper/309:04:003
117691460,1ptp4l0-21swapper/008:45:470
2996899457,13cyclictest9912-21expr07:10:281
117691450,8ptp4l0-21swapper/011:12:540
117691450,5ptp4l5890-21apt-get10:40:033
117691450,3ptp4l7496-21ntp_states10:40:260
117691450,2ptp4l0-21swapper/311:33:343
117691450,2ptp4l0-21swapper/310:12:443
117691450,2ptp4l0-21swapper/309:58:073
117691450,2ptp4l0-21swapper/307:38:453
117691450,2ptp4l0-21swapper/212:11:422
117691450,1ptp4l0-21swapper/311:02:573
117691450,1ptp4l0-21swapper/309:32:143
117691450,1ptp4l0-21swapper/309:13:153
117691450,1ptp4l0-21swapper/308:44:343
117691450,1ptp4l0-21swapper/308:27:183
117691440,9ptp4l0-21swapper/209:00:222
117691440,9ptp4l0-21swapper/209:00:212
117691440,6ptp4l20251-21turbostat12:20:010
117691440,5ptp4l19613-21/usr/sbin/munin10:00:353
117691440,3ptp4l25379-21apt-get12:30:060
117691440,2ptp4l0-21swapper/312:06:433
117691440,2ptp4l0-21swapper/311:46:403
117691440,2ptp4l0-21swapper/311:13:473
117691440,2ptp4l0-21swapper/310:50:403
117691440,2ptp4l0-21swapper/211:03:532
117691440,2ptp4l0-21swapper/109:33:401
117691440,2ptp4l0-21swapper/108:47:301
117691440,2ptp4l0-21swapper/108:20:091
117691440,2ptp4l0-21swapper/011:45:230
117691440,1ptp4l0-21swapper/311:08:103
117691440,1ptp4l0-21swapper/310:56:023
117691440,1ptp4l0-21swapper/308:23:523
117691440,1ptp4l0-21swapper/207:21:462
117691440,1ptp4l0-21swapper/008:23:160
29968994314,26cyclictest12673-21kernelversion08:35:231
29968994314,25cyclictest20537-21bc12:20:131
276412430,1sleep0111rcuc/011:25:140
117691430,8ptp4l0-21swapper/007:28:120
117691430,7ptp4l0-21swapper/307:40:193
117691430,4ptp4l9-21ksoftirqd/012:22:010
117691430,3ptp4l9-21ksoftirqd/009:21:080
117691430,2ptp4l0-21swapper/312:11:453
117691430,2ptp4l0-21swapper/311:59:403
117691430,2ptp4l0-21swapper/310:15:563
117691430,2ptp4l0-21swapper/310:15:553
117691430,2ptp4l0-21swapper/308:54:563
117691430,2ptp4l0-21swapper/212:38:202
117691430,1ptp4l0-21swapper/309:07:283
2996899423,4cyclictest0-21swapper/108:05:111
29967994216,22cyclictest14385-21grep07:30:140
117691420,5ptp4l31077-21apt-get10:25:033
117691420,5ptp4l27795-21ntp_states10:15:280
117691420,5ptp4l27795-21ntp_states10:15:270
117691420,5ptp4l24571-21users12:25:312
117691420,5ptp4l22924-21unixbench_multi08:55:313
117691420,5ptp4l22924-21unixbench_multi08:55:313
117691420,5ptp4l14245-21iostat12:05:201
117691420,4ptp4l21405-21ntp_states11:10:252
117691420,2ptp4l9-21ksoftirqd/008:16:170
117691420,2ptp4l0-21swapper/312:29:133
117691420,2ptp4l0-21swapper/209:11:242
117691420,2ptp4l0-21swapper/208:15:092
117691420,2ptp4l0-21swapper/107:41:001
117691420,2ptp4l0-21swapper/012:12:580
117691420,2ptp4l0-21swapper/012:08:210
117691420,2ptp4l0-21swapper/012:00:440
117691420,2ptp4l0-21swapper/010:04:110
117691420,2ptp4l0-21swapper/009:46:060
117691420,2ptp4l0-21swapper/009:32:180
117691420,2ptp4l0-21swapper/009:06:110
117691420,2ptp4l0-21swapper/009:02:540
117691420,2ptp4l0-21swapper/009:02:530
117691420,2ptp4l0-21swapper/008:50:540
117691420,2ptp4l0-21swapper/008:25:100
117691420,2ptp4l0-21swapper/008:08:570
117691420,2ptp4l0-21swapper/007:57:400
117691420,2ptp4l0-21swapper/007:50:270
117691420,2ptp4l0-21swapper/007:41:280
117691420,2ptp4l0-21swapper/007:19:260
117691420,1ptp4l0-21swapper/311:28:193
117691420,1ptp4l0-21swapper/310:23:203
117691420,1ptp4l0-21swapper/309:27:433
117691420,1ptp4l0-21swapper/212:20:482
117691420,1ptp4l0-21swapper/210:37:222
117691410,6ptp4l25713-21/usr/sbin/munin11:20:223
117691410,5ptp4l4713-21mailstats09:25:281
117691410,5ptp4l4679-21df_inode11:45:151
117691410,5ptp4l3633-21awk08:15:231
117691410,5ptp4l25897-21fschecks_count12:30:173
117691410,5ptp4l21238-21/usr/sbin/munin12:20:253
117691410,3ptp4l9-21ksoftirqd/009:25:450
117691410,3ptp4l27796-21apt-get12:35:141
117691410,3ptp4l14828-21ls10:55:330
117691410,2ptp4l0-21swapper/312:16:293
117691410,2ptp4l0-21swapper/309:35:303
117691410,2ptp4l0-21swapper/012:39:400
117691410,2ptp4l0-21swapper/011:56:170
117691410,2ptp4l0-21swapper/011:32:040
117691410,2ptp4l0-21swapper/011:22:330
117691410,2ptp4l0-21swapper/011:15:000
117691410,2ptp4l0-21swapper/010:53:460
117691410,2ptp4l0-21swapper/010:48:280
117691410,2ptp4l0-21swapper/010:10:490
117691410,2ptp4l0-21swapper/010:07:180
117691410,2ptp4l0-21swapper/009:54:090
117691410,2ptp4l0-21swapper/009:42:430
117691410,2ptp4l0-21swapper/009:36:350
117691410,2ptp4l0-21swapper/008:57:250
117691410,2ptp4l0-21swapper/008:57:250
117691410,2ptp4l0-21swapper/008:37:410
117691410,2ptp4l0-21swapper/008:00:120
117691410,2ptp4l0-21swapper/007:46:160
117691410,2ptp4l0-21swapper/007:46:160
117691410,2ptp4l0-21swapper/007:35:430
117691410,1ptp4l0-21swapper/307:51:113
2996899404,4cyclictest0-21swapper/110:25:111
29968994013,24cyclictest1724-21timerwakeupswit08:10:331
29968994012,25cyclictest23280-21fschecks_count12:25:141
117691400,4ptp4l14780-21df_inode08:40:152
117691400,2ptp4l0-21swapper/108:44:591
117691400,2ptp4l0-21swapper/108:30:181
117691400,2ptp4l0-21swapper/011:53:120
117691400,2ptp4l0-21swapper/011:36:540
117691400,2ptp4l0-21swapper/011:05:130
117691400,2ptp4l0-21swapper/010:33:420
117691400,2ptp4l0-21swapper/010:29:370
117691400,2ptp4l0-21swapper/010:22:430
2996899399,26cyclictest10085-21irqrtprio07:20:191
2996899393,8cyclictest7223-21apt-get08:25:151
2996899393,5cyclictest0-21swapper/110:35:131
29968993915,21cyclictest22482-21awk07:45:311
29968993915,21cyclictest22482-21awk07:45:311
29968993914,21cyclictest28403-21fschecks_count08:00:181
117691390,5ptp4l2471-21chrt08:15:033
117691390,4ptp4l29205-21gzip08:00:303
117691390,4ptp4l1653-21sed08:10:312
117691390,3ptp4l9327-21apt-get07:20:103
117691390,3ptp4l9-21ksoftirqd/009:12:360
117691390,2ptp4l0-21swapper/308:05:323
117691390,2ptp4l0-21swapper/112:10:241
117691390,2ptp4l0-21swapper/109:15:211
117691390,2ptp4l0-21swapper/009:55:140
2996899384,9cyclictest12721-21apt-get09:45:091
2996899383,5cyclictest0-21swapper/111:25:111
29968993812,4cyclictest1695-21latency_hist11:39:591
29968993811,4cyclictest11080-21irqrtprio09:40:211
117691380,2ptp4l0-21swapper/312:35:173
117691380,2ptp4l0-21swapper/109:10:181
117691380,2ptp4l0-21swapper/108:57:561
117691380,2ptp4l0-21swapper/108:57:551
117691380,2ptp4l0-21swapper/008:34:100
2996899372,12cyclictest27585-21ls10:15:211
2996899372,12cyclictest27585-21ls10:15:201
29968993712,3cyclictest29894-21seq11:30:131
2996899371,13cyclictest2544-21grep10:30:271
2996899370,4cyclictest1219-21cpuspeed_turbos09:20:131
117691370,2ptp4l0-21swapper/111:54:531
117691370,2ptp4l0-21swapper/109:35:011
117691370,2ptp4l0-21swapper/109:08:011
117691370,2ptp4l0-21swapper/109:03:411
117691370,2ptp4l0-21swapper/109:03:411
117691370,2ptp4l0-21swapper/108:50:081
2996899366,5cyclictest27029-21sed12:30:351
2996899363,8cyclictest6411-21apt-get10:40:111
2996899363,7cyclictest25041-21apt-get11:20:131
29968993610,3cyclictest22392-21df10:05:141
117691360,2ptp4l0-21swapper/112:01:581
117691360,2ptp4l0-21swapper/109:55:001
117691360,2ptp4l0-21swapper/107:38:511
117691360,1ptp4l0-21swapper/111:18:101
117691360,1ptp4l0-21swapper/110:59:081
2996899359,3cyclictest19113-21cat12:15:251
2996899358,3cyclictest21260-21grep10:00:341
2996899357,4cyclictest24090-21cut07:50:201
29968993513,18cyclictest12779-21phc2sys-jitter07:25:251
2996899351,10cyclictest11041-21apt-get10:50:091
117691350,1ptp4l0-21swapper/109:58:431
2996899349,3cyclictest1142-21runrttasks07:55:041
117691340,2ptp4l0-21swapper/111:02:511
2996899318,5cyclictest1721-21gnome-shell10:48:591
2996899283,5cyclictest25296-21meminfo10:10:251
2996899282,6cyclictest8939-21apt-get11:55:131
29968992720,4cyclictest25-21ksoftirqd/107:33:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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