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2024-04-20 - 19:01
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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 792 highest latencies:
System rackdslot3.osadl.org (updated Sat Apr 20, 2024 12:46:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8255911930,6ptp4l401ktimersoftd/307:05:213
1726721710,7sleep23106199cyclictest11:20:002
286822137115,10sleep10-21swapper/107:05:071
305392133111,10sleep00-21swapper/007:07:040
30644210786,9sleep20-21swapper/207:08:272
3106199631,19cyclictest14887-21python12:20:292
123792630,5sleep1241ktimersoftd/110:00:141
123792630,5sleep1241ktimersoftd/110:00:141
3106199580,21cyclictest26173-21chrt11:35:542
3106199560,19cyclictest0-21swapper/210:44:312
3106199551,18cyclictest16421-21python07:45:292
57698490,10rtkit-daemon0-21swapper/109:56:361
3106199490,10cyclictest1102-21sshd11:52:512
825591480,1ptp4l401ktimersoftd/312:29:363
3106199462,40cyclictest16782-21grep10:10:012
3106199462,40cyclictest16782-21grep10:10:002
3106199450,13cyclictest20279-21chrt12:32:152
8259914336,3phc2sys41-21ksoftirqd/307:35:313
825591420,1ptp4l401ktimersoftd/311:30:273
3106199420,39cyclictest31161-21cron11:50:012
31060994135,4cyclictest25-21ksoftirqd/108:50:111
825991401,3phc2sys121rcu_preempt10:25:123
31062994033,4cyclictest41-21ksoftirqd/310:25:003
825591390,1ptp4l401ktimersoftd/311:52:573
825591390,1ptp4l401ktimersoftd/309:20:143
3106299390,3cyclictest121rcu_preempt12:05:373
31060993932,4cyclictest25-21ksoftirqd/107:38:301
31059993933,4cyclictest9-21ksoftirqd/009:49:120
3077423925,7sleep233-21ksoftirqd/207:10:012
825591380,1ptp4l401ktimersoftd/311:10:293
825591380,1ptp4l401ktimersoftd/310:30:313
31062993833,3cyclictest41-21ksoftirqd/309:00:003
31062993831,4cyclictest41-21ksoftirqd/308:23:123
31062993831,4cyclictest41-21ksoftirqd/307:10:173
31061993831,4cyclictest33-21ksoftirqd/209:10:042
31061993830,5cyclictest33-21ksoftirqd/207:31:432
31060993831,4cyclictest25-21ksoftirqd/107:20:101
31059993831,5cyclictest9-21ksoftirqd/012:04:340
825591370,1ptp4l401ktimersoftd/311:20:253
825591370,1ptp4l401ktimersoftd/310:50:223
825591370,1ptp4l401ktimersoftd/308:05:103
31062993732,3cyclictest41-21ksoftirqd/311:02:523
31062993731,3cyclictest41-21ksoftirqd/309:44:303
31062993730,4cyclictest41-21ksoftirqd/309:33:173
31061993730,4cyclictest33-21ksoftirqd/207:25:112
31060993731,4cyclictest25-21ksoftirqd/110:25:351
31060993730,4cyclictest25-21ksoftirqd/112:19:171
31060993730,4cyclictest25-21ksoftirqd/111:22:041
31060993730,4cyclictest25-21ksoftirqd/109:37:101
31060993730,4cyclictest25-21ksoftirqd/107:57:341
31060993729,5cyclictest25-21ksoftirqd/108:25:521
3105999372,9cyclictest14093-21perl12:20:180
31062993630,4cyclictest41-21ksoftirqd/308:35:153
31062993630,4cyclictest41-21ksoftirqd/308:35:153
31062993630,3cyclictest41-21ksoftirqd/309:26:533
31061993630,4cyclictest33-21ksoftirqd/209:58:182
31061993630,4cyclictest33-21ksoftirqd/209:36:052
31061993630,4cyclictest33-21ksoftirqd/207:56:442
31061993629,4cyclictest33-21ksoftirqd/209:24:212
31061993629,4cyclictest33-21ksoftirqd/209:07:162
31061993629,4cyclictest33-21ksoftirqd/207:17:392
31060993630,3cyclictest25-21ksoftirqd/110:41:021
31060993629,4cyclictest25-21ksoftirqd/111:43:481
31060993629,4cyclictest25-21ksoftirqd/111:43:481
31060993629,4cyclictest25-21ksoftirqd/110:45:461
31060993629,4cyclictest25-21ksoftirqd/109:44:151
31060993629,4cyclictest25-21ksoftirqd/109:29:381
31060993629,4cyclictest25-21ksoftirqd/108:30:341
31060993629,4cyclictest25-21ksoftirqd/108:18:321
31060993629,4cyclictest25-21ksoftirqd/108:13:191
31059993630,3cyclictest9-21ksoftirqd/008:45:100
31059993629,4cyclictest9-21ksoftirqd/008:59:220
825591350,1ptp4l401ktimersoftd/312:19:533
825591350,1ptp4l401ktimersoftd/309:12:543
825591350,1ptp4l401ktimersoftd/308:45:303
825591350,1ptp4l401ktimersoftd/307:30:143
31062993529,4cyclictest41-21ksoftirqd/310:05:583
31062993529,4cyclictest41-21ksoftirqd/310:05:583
31062993529,3cyclictest41-21ksoftirqd/310:19:523
31062993528,4cyclictest41-21ksoftirqd/311:25:453
31062993528,4cyclictest41-21ksoftirqd/309:45:583
31061993528,5cyclictest33-21ksoftirqd/207:53:562
31061993528,4cyclictest33-21ksoftirqd/210:00:232
31061993528,4cyclictest33-21ksoftirqd/210:00:232
31060993529,4cyclictest25-21ksoftirqd/112:10:131
31060993529,4cyclictest25-21ksoftirqd/108:44:521
31060993529,4cyclictest25-21ksoftirqd/108:03:021
31060993529,4cyclictest25-21ksoftirqd/107:17:411
31060993529,3cyclictest25-21ksoftirqd/110:21:481
31060993529,3cyclictest25-21ksoftirqd/109:33:131
31060993529,3cyclictest25-21ksoftirqd/108:08:271
31060993528,5cyclictest25-21ksoftirqd/108:39:241
31060993528,5cyclictest25-21ksoftirqd/108:39:231
31060993528,4cyclictest25-21ksoftirqd/109:51:331
31060993528,4cyclictest25-21ksoftirqd/109:45:321
31060993528,4cyclictest25-21ksoftirqd/109:21:031
31060993528,4cyclictest25-21ksoftirqd/109:00:391
31060993528,4cyclictest25-21ksoftirqd/107:51:421
31060993528,4cyclictest25-21ksoftirqd/107:12:561
31060993527,5cyclictest25-21ksoftirqd/111:25:411
31060993527,5cyclictest25-21ksoftirqd/107:42:271
31060993522,10cyclictest16670-21ls07:45:501
31059993529,4cyclictest9-21ksoftirqd/010:57:170
31059993528,4cyclictest9-21ksoftirqd/012:27:390
825591340,1ptp4l401ktimersoftd/312:35:233
825591340,1ptp4l401ktimersoftd/312:33:573
825591340,1ptp4l401ktimersoftd/312:22:443
825591340,1ptp4l401ktimersoftd/310:59:523
825591340,1ptp4l401ktimersoftd/310:44:563
825591340,1ptp4l401ktimersoftd/309:19:073
825591340,1ptp4l401ktimersoftd/309:03:003
825591340,1ptp4l401ktimersoftd/308:28:373
825591340,1ptp4l401ktimersoftd/308:15:323
825591340,1ptp4l401ktimersoftd/307:55:103
825591340,1ptp4l401ktimersoftd/307:28:043
31062993428,4cyclictest41-21ksoftirqd/308:33:203
31062993428,3cyclictest41-21ksoftirqd/309:07:453
31062993427,4cyclictest41-21ksoftirqd/309:52:253
31062993427,4cyclictest41-21ksoftirqd/309:36:193
31062993427,4cyclictest41-21ksoftirqd/308:42:443
31062993427,4cyclictest41-21ksoftirqd/307:45:033
31062993427,4cyclictest41-21ksoftirqd/307:16:153
31062993426,5cyclictest41-21ksoftirqd/311:35:393
31061993428,4cyclictest33-21ksoftirqd/211:09:522
31061993428,4cyclictest33-21ksoftirqd/208:58:512
31061993428,4cyclictest33-21ksoftirqd/208:00:512
31061993428,3cyclictest33-21ksoftirqd/212:39:012
31061993427,4cyclictest33-21ksoftirqd/212:10:032
31061993427,4cyclictest33-21ksoftirqd/211:26:552
31061993427,4cyclictest33-21ksoftirqd/211:24:502
31061993427,4cyclictest33-21ksoftirqd/210:12:312
31061993427,4cyclictest33-21ksoftirqd/209:46:572
31061993427,4cyclictest33-21ksoftirqd/207:39:512
31060993428,4cyclictest25-21ksoftirqd/112:34:191
31060993428,4cyclictest25-21ksoftirqd/111:09:541
31060993428,4cyclictest25-21ksoftirqd/110:57:311
31060993428,3cyclictest25-21ksoftirqd/110:36:441
31060993428,3cyclictest25-21ksoftirqd/110:34:151
31060993427,4cyclictest25-21ksoftirqd/111:30:031
31060993427,4cyclictest25-21ksoftirqd/109:17:051
31060993427,4cyclictest25-21ksoftirqd/109:12:151
31060993426,5cyclictest25-21ksoftirqd/108:55:141
31059993428,4cyclictest9-21ksoftirqd/011:56:480
31059993427,4cyclictest9-21ksoftirqd/012:10:330
31059993427,4cyclictest9-21ksoftirqd/012:05:440
31059993427,4cyclictest9-21ksoftirqd/010:27:230
31059993427,4cyclictest9-21ksoftirqd/010:03:020
31059993427,4cyclictest9-21ksoftirqd/010:03:020
31059993427,4cyclictest9-21ksoftirqd/009:13:030
31059993427,4cyclictest9-21ksoftirqd/008:24:530
31059993427,4cyclictest9-21ksoftirqd/008:11:520
825591330,1ptp4l401ktimersoftd/312:12:413
825591330,1ptp4l401ktimersoftd/310:11:433
825591330,1ptp4l401ktimersoftd/309:57:323
31062993328,3cyclictest41-21ksoftirqd/311:05:473
31062993327,3cyclictest41-21ksoftirqd/310:45:553
31062993326,4cyclictest41-21ksoftirqd/311:42:263
31062993326,4cyclictest41-21ksoftirqd/311:42:253
31062993326,4cyclictest41-21ksoftirqd/310:38:273
31062993326,4cyclictest41-21ksoftirqd/310:00:483
31062993326,4cyclictest41-21ksoftirqd/310:00:473
31062993326,4cyclictest41-21ksoftirqd/308:50:413
31061993328,3cyclictest33-21ksoftirqd/211:43:412
31061993328,3cyclictest33-21ksoftirqd/211:43:402
31061993327,3cyclictest33-21ksoftirqd/210:21:172
31061993326,4cyclictest33-21ksoftirqd/210:45:082
31061993326,4cyclictest33-21ksoftirqd/209:01:372
31061993326,4cyclictest33-21ksoftirqd/208:17:002
31061993325,5cyclictest33-21ksoftirqd/212:17:382
31061993325,5cyclictest33-21ksoftirqd/210:26:442
31060993327,3cyclictest25-21ksoftirqd/112:26:221
31060993326,4cyclictest25-21ksoftirqd/112:05:431
31060993326,4cyclictest25-21ksoftirqd/111:02:481
31060993326,4cyclictest25-21ksoftirqd/108:47:431
3106099331,3cyclictest121rcu_preempt12:00:371
31059993327,4cyclictest9-21ksoftirqd/011:03:530
31059993327,3cyclictest9-21ksoftirqd/007:10:020
31059993326,4cyclictest9-21ksoftirqd/011:36:570
31059993326,4cyclictest9-21ksoftirqd/011:18:090
31059993326,4cyclictest9-21ksoftirqd/010:11:280
31059993326,4cyclictest9-21ksoftirqd/010:09:200
31059993326,4cyclictest9-21ksoftirqd/010:09:200
31059993326,4cyclictest9-21ksoftirqd/009:16:370
31059993326,4cyclictest9-21ksoftirqd/008:01:010
825591320,1ptp4l401ktimersoftd/311:59:213
31062993226,3cyclictest41-21ksoftirqd/312:03:183
31061993226,4cyclictest33-21ksoftirqd/210:56:282
31061993226,4cyclictest33-21ksoftirqd/208:36:512
31061993226,4cyclictest33-21ksoftirqd/208:36:502
31061993226,3cyclictest33-21ksoftirqd/208:21:432
31061993225,4cyclictest33-21ksoftirqd/210:53:352
31061993225,4cyclictest33-21ksoftirqd/208:30:132
3106199321,19cyclictest32281-21snmpd11:33:202
31060993226,4cyclictest25-21ksoftirqd/111:51:341
31060993226,3cyclictest25-21ksoftirqd/112:37:051
31060993226,3cyclictest25-21ksoftirqd/111:16:351
31060993226,3cyclictest25-21ksoftirqd/110:52:111
31060993225,4cyclictest25-21ksoftirqd/108:24:331
31060993225,4cyclictest25-21ksoftirqd/107:25:041
31059993226,4cyclictest9-21ksoftirqd/011:07:330
31059993226,4cyclictest9-21ksoftirqd/010:45:160
31059993226,3cyclictest9-21ksoftirqd/009:04:270
31059993225,4cyclictest9-21ksoftirqd/012:30:360
31059993225,4cyclictest9-21ksoftirqd/009:22:590
31059993225,4cyclictest9-21ksoftirqd/009:07:530
31059993225,4cyclictest9-21ksoftirqd/008:44:360
31059993225,4cyclictest9-21ksoftirqd/007:56:110
31059993225,4cyclictest9-21ksoftirqd/007:50:530
31062993123,5cyclictest41-21ksoftirqd/307:43:333
31061993124,4cyclictest33-21ksoftirqd/211:57:222
31061993124,4cyclictest33-21ksoftirqd/208:51:262
31061993124,4cyclictest33-21ksoftirqd/207:22:362
3106199310,14cyclictest0-21swapper/211:10:212
31060993126,3cyclictest25-21ksoftirqd/110:05:591
31060993126,3cyclictest25-21ksoftirqd/110:05:581
31060993125,4cyclictest25-21ksoftirqd/111:35:311
31060993125,3cyclictest25-21ksoftirqd/111:10:311
31060993125,3cyclictest25-21ksoftirqd/107:31:401
31060993124,4cyclictest25-21ksoftirqd/112:24:151
31060993124,4cyclictest25-21ksoftirqd/111:59:501
31060993124,4cyclictest25-21ksoftirqd/110:10:051
31060993124,4cyclictest25-21ksoftirqd/109:08:591
3105999316,22cyclictest1242-21tr07:15:130
31059993125,4cyclictest9-21ksoftirqd/009:43:150
31059993125,4cyclictest9-21ksoftirqd/007:46:390
31059993125,3cyclictest9-21ksoftirqd/012:15:460
31059993125,3cyclictest9-21ksoftirqd/009:50:090
31059993124,4cyclictest9-21ksoftirqd/012:35:530
31059993124,4cyclictest9-21ksoftirqd/011:53:580
31059993124,4cyclictest9-21ksoftirqd/010:51:280
31059993124,4cyclictest9-21ksoftirqd/008:36:100
31059993124,4cyclictest9-21ksoftirqd/008:36:100
31059993124,4cyclictest9-21ksoftirqd/008:30:120
31059993124,4cyclictest9-21ksoftirqd/008:08:150
31059993124,4cyclictest9-21ksoftirqd/007:44:510
825591300,1ptp4l401ktimersoftd/307:51:173
31062993024,3cyclictest41-21ksoftirqd/311:16:593
31061993025,3cyclictest33-21ksoftirqd/210:34:192
31061993024,3cyclictest33-21ksoftirqd/211:01:402
31061993023,4cyclictest33-21ksoftirqd/209:16:182
31061993023,4cyclictest33-21ksoftirqd/208:12:342
31061993023,4cyclictest33-21ksoftirqd/208:05:552
31059993024,4cyclictest9-21ksoftirqd/008:53:270
31059993024,4cyclictest9-21ksoftirqd/008:19:440
31059993023,4cyclictest9-21ksoftirqd/011:21:390
825591290,1ptp4l401ktimersoftd/307:22:293
31062992922,4cyclictest41-21ksoftirqd/311:45:263
31061992923,3cyclictest33-21ksoftirqd/210:18:052
31060992923,3cyclictest25-21ksoftirqd/111:45:571
31060992923,3cyclictest25-21ksoftirqd/110:19:181
3105999296,19cyclictest27314-21grep11:40:160
3105999296,19cyclictest27314-21grep11:40:150
31059992923,4cyclictest9-21ksoftirqd/011:46:440
31059992923,4cyclictest9-21ksoftirqd/010:40:380
31059992923,3cyclictest9-21ksoftirqd/011:32:560
31059992922,4cyclictest9-21ksoftirqd/010:17:560
31062992822,3cyclictest41-21ksoftirqd/308:11:573
31061992822,4cyclictest33-21ksoftirqd/209:51:112
31061992822,4cyclictest33-21ksoftirqd/208:49:322
31061992822,3cyclictest33-21ksoftirqd/212:00:212
31061992822,3cyclictest33-21ksoftirqd/209:32:422
31061992822,3cyclictest33-21ksoftirqd/208:40:112
31061992821,4cyclictest33-21ksoftirqd/212:06:412
31061992821,4cyclictest33-21ksoftirqd/210:35:442
31061992821,4cyclictest33-21ksoftirqd/209:41:162
31059992821,4cyclictest9-21ksoftirqd/010:24:410
825591270,1ptp4l401ktimersoftd/308:00:343
31061992721,4cyclictest33-21ksoftirqd/209:28:552
31061992720,4cyclictest33-21ksoftirqd/212:29:592
31061992720,4cyclictest33-21ksoftirqd/208:26:362
3105999277,16cyclictest10285-21latency_hist07:35:000
31059992721,4cyclictest9-21ksoftirqd/009:38:210
31059992720,4cyclictest9-21ksoftirqd/008:25:130
31059992719,5cyclictest9-21ksoftirqd/009:33:580
31061992619,4cyclictest33-21ksoftirqd/207:43:212
3105999262,9cyclictest4945-21ls07:20:280
31059992519,4cyclictest9-21ksoftirqd/007:25:470
31059992518,4cyclictest9-21ksoftirqd/011:26:490
31059992518,4cyclictest9-21ksoftirqd/010:37:020
31059992418,3cyclictest9-21ksoftirqd/009:25:100
31059992417,4cyclictest9-21ksoftirqd/010:33:290
31059992410,11cyclictest10947-21uniq07:35:170
3105999239,10cyclictest10102-21sed09:55:130
31059992317,4cyclictest9-21ksoftirqd/011:11:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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