You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-07-07 - 21:12
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 376 highest latencies:
System rackdslot1.osadl.org (updated Mon Jul 07, 2025 12:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
470821640,6sleep048699cyclictest11:55:140
217521530,3sleep048699cyclictest11:50:130
2847191760,5ptp4l15442-21ls10:00:002
2847191680,3ptp4l0-21swapper/308:31:003
2847191650,4ptp4l0-21swapper/311:08:403
486996325,9cyclictest9-21ksoftirqd/010:20:000
2847191630,3ptp4l0-21swapper/211:30:182
2847191630,3ptp4l0-21swapper/211:30:182
311392610,2sleep148799cyclictest11:40:271
487996028,8cyclictest25-21ksoftirqd/110:35:131
486996028,6cyclictest9-21ksoftirqd/012:20:000
2847191600,5ptp4l0-21swapper/210:50:242
2847191600,17ptp4l0-21swapper/310:20:153
2847191590,5ptp4l0-21swapper/311:15:003
2847191590,3ptp4l0-21swapper/008:50:250
487995831,6cyclictest25-21ksoftirqd/112:05:141
487995830,4cyclictest25-21ksoftirqd/111:00:001
487995829,7cyclictest25-21ksoftirqd/107:50:121
487995824,8cyclictest25-21ksoftirqd/108:45:161
2847191580,4ptp4l0-21swapper/208:15:232
2847191580,3ptp4l0-21swapper/208:25:052
2847191580,3ptp4l0-21swapper/007:15:310
198092580,4sleep30-21swapper/307:50:143
487995731,3cyclictest25-21ksoftirqd/107:10:171
487995728,4cyclictest25-21ksoftirqd/109:30:171
487995725,3cyclictest25-21ksoftirqd/111:05:001
2847191570,4ptp4l0-21swapper/308:47:273
2847191570,4ptp4l0-21swapper/212:25:232
2847191570,3ptp4l0-21swapper/311:42:543
2847191570,3ptp4l0-21swapper/211:39:392
487995631,4cyclictest25-21ksoftirqd/107:20:161
487995628,4cyclictest25-21ksoftirqd/110:45:231
486995626,6cyclictest9-21ksoftirqd/009:15:150
2847191560,4ptp4l0-21swapper/310:44:213
2847191560,4ptp4l0-21swapper/308:36:033
2847191560,4ptp4l0-21swapper/212:30:292
2847191560,3ptp4l0-21swapper/307:35:103
2847191560,3ptp4l0-21swapper/208:30:382
2847191560,3ptp4l0-21swapper/207:10:192
2847191560,12ptp4l30589-21apt-get07:05:121
487995530,5cyclictest25-21ksoftirqd/111:35:211
487995528,4cyclictest25-21ksoftirqd/111:10:281
487995526,4cyclictest25-21ksoftirqd/111:30:281
487995526,4cyclictest25-21ksoftirqd/111:30:281
487995524,4cyclictest25-21ksoftirqd/110:10:181
487995523,5cyclictest25-21ksoftirqd/111:05:141
2847191550,3ptp4l0-21swapper/309:25:373
2847191550,3ptp4l0-21swapper/309:15:163
2847191550,3ptp4l0-21swapper/208:35:132
487995427,3cyclictest25-21ksoftirqd/107:25:141
487995426,3cyclictest25-21ksoftirqd/107:35:171
487995425,4cyclictest25-21ksoftirqd/109:40:271
487995425,4cyclictest25-21ksoftirqd/109:40:261
487995425,4cyclictest25-21ksoftirqd/108:15:321
487995423,6cyclictest25-21ksoftirqd/112:16:051
486995422,6cyclictest9-21ksoftirqd/012:35:180
486995420,7cyclictest9-21ksoftirqd/010:35:180
2847191540,4ptp4l0-21swapper/210:55:262
2847191540,4ptp4l0-21swapper/011:45:210
2847191540,3ptp4l0-21swapper/308:41:093
187772540,5sleep00-21swapper/007:45:240
48799534,8cyclictest25-21ksoftirqd/110:10:001
487995340,3cyclictest25-21ksoftirqd/108:35:001
487995321,3cyclictest25-21ksoftirqd/112:25:271
487995227,3cyclictest25-21ksoftirqd/112:35:171
487995227,3cyclictest25-21ksoftirqd/110:50:331
487995224,6cyclictest25-21ksoftirqd/112:10:181
487995224,3cyclictest25-21ksoftirqd/107:55:121
487995223,4cyclictest25-21ksoftirqd/111:50:171
487995219,7cyclictest25-21ksoftirqd/107:45:161
486995222,3cyclictest9-21ksoftirqd/010:57:220
2847191520,4ptp4l0-21swapper/209:19:352
2847191520,2ptp4l20215-21/usr/sbin/munin10:10:263
2847191520,11ptp4l31549-21memory07:05:210
487995127,4cyclictest25-21ksoftirqd/108:20:141
487995124,4cyclictest25-21ksoftirqd/110:00:201
487995123,4cyclictest25-21ksoftirqd/111:20:201
487995121,7cyclictest25-21ksoftirqd/110:25:201
486995122,9cyclictest9-21ksoftirqd/010:00:170
2847191510,5ptp4l0-21swapper/310:06:393
2847191510,4ptp4l0-21swapper/009:14:350
487995023,4cyclictest25-21ksoftirqd/109:25:171
487995022,8cyclictest25-21ksoftirqd/112:30:161
487995017,3cyclictest25-21ksoftirqd/108:50:171
486995022,3cyclictest9-21ksoftirqd/007:29:230
486995013,3cyclictest9-21ksoftirqd/009:49:160
2847191500,4ptp4l0-21swapper/208:23:312
2847191500,4ptp4l0-21swapper/010:30:580
2847191500,4ptp4l0-21swapper/010:23:000
2847191500,4ptp4l0-21swapper/009:41:370
2847191500,4ptp4l0-21swapper/009:41:360
2847191500,3ptp4l0-21swapper/007:11:270
2847191500,13ptp4l0-21swapper/210:24:202
48799495,2cyclictest25-21ksoftirqd/109:40:001
487994923,4cyclictest25-21ksoftirqd/109:50:271
487994918,3cyclictest25-21ksoftirqd/109:25:001
487994910,9cyclictest25-21ksoftirqd/110:30:171
48799490,10cyclictest18211-21apt-get11:15:141
486994917,6cyclictest9-21ksoftirqd/010:05:250
2847191490,4ptp4l0-21swapper/308:17:303
2847191490,4ptp4l0-21swapper/211:08:352
2847191490,4ptp4l0-21swapper/209:11:592
2847191490,4ptp4l0-21swapper/007:33:140
2847191490,2ptp4l0-21swapper/311:50:453
2847191490,13ptp4l24356-21cat08:00:002
2847191490,12ptp4l0-21swapper/211:26:012
488994831,5cyclictest33-21ksoftirqd/211:50:002
48799485,9cyclictest25-21ksoftirqd/112:04:591
487994832,5cyclictest25-21ksoftirqd/109:10:121
487994818,7cyclictest25-21ksoftirqd/112:20:191
487994818,7cyclictest25-21ksoftirqd/112:20:191
486994822,5cyclictest9-21ksoftirqd/008:13:220
486994820,6cyclictest9-21ksoftirqd/007:20:020
2847191480,1ptp4l0-21swapper/312:31:183
48799473,6cyclictest25-21ksoftirqd/110:20:541
487994732,4cyclictest25-21ksoftirqd/108:40:001
487994730,8cyclictest25-21ksoftirqd/109:45:341
487994730,7cyclictest25-21ksoftirqd/107:35:001
487994729,4cyclictest25-21ksoftirqd/107:20:001
487994723,5cyclictest25-21ksoftirqd/108:00:181
48699472,9cyclictest9-21ksoftirqd/008:30:160
2847191470,3ptp4l401ktimersoftd/312:25:123
2847191470,3ptp4l0-21swapper/309:56:043
2847191470,3ptp4l0-21swapper/212:21:262
2847191470,3ptp4l0-21swapper/212:21:262
2847191470,2ptp4l0-21swapper/310:16:063
48799466,9cyclictest25-21ksoftirqd/109:05:261
48799463,7cyclictest25-21ksoftirqd/111:46:051
487994628,6cyclictest25-21ksoftirqd/110:00:011
48699464,9cyclictest9-21ksoftirqd/011:05:000
48699464,8cyclictest9-21ksoftirqd/009:05:160
48699462,6cyclictest0-21swapper/010:26:590
48699462,5cyclictest9-21ksoftirqd/007:35:030
2847191460,4ptp4l0-21swapper/307:14:353
2847191460,4ptp4l0-21swapper/010:13:200
2847191460,3ptp4l0-21swapper/209:20:272
2847191460,2ptp4l0-21swapper/311:45:463
2847191460,10ptp4l0-21swapper/208:55:302
48799455,3cyclictest25-21ksoftirqd/107:40:201
48799453,6cyclictest25-21ksoftirqd/111:27:421
487994529,8cyclictest25-21ksoftirqd/108:29:591
487994529,7cyclictest25-21ksoftirqd/109:15:291
487994518,4cyclictest25-21ksoftirqd/108:10:131
48799450,8cyclictest25-21ksoftirqd/111:55:141
48699455,3cyclictest9-21ksoftirqd/008:05:140
48699455,2cyclictest9-21ksoftirqd/007:45:000
48699452,6cyclictest15363-21latency_hist10:00:000
486994517,6cyclictest9-21ksoftirqd/008:55:170
2847191450,3ptp4l25542-21netstat08:00:232
487994432,4cyclictest25-21ksoftirqd/108:05:261
487994431,4cyclictest25-21ksoftirqd/110:45:001
487994429,7cyclictest25-21ksoftirqd/110:15:161
486994429,4cyclictest9-21ksoftirqd/008:25:200
48699442,6cyclictest0-21swapper/007:50:160
48699441,8cyclictest9-21ksoftirqd/008:20:180
2847191440,4ptp4l0-21swapper/307:55:283
2847191440,3ptp4l0-21swapper/312:22:053
2847191440,3ptp4l0-21swapper/312:22:053
2847191440,3ptp4l0-21swapper/209:39:532
2847191440,2ptp4l0-21swapper/307:40:213
2847191440,10ptp4l0-21swapper/012:20:190
2847191440,10ptp4l0-21swapper/012:20:190
48799435,8cyclictest25-21ksoftirqd/109:02:341
48799430,12cyclictest25-21ksoftirqd/108:55:241
48699435,5cyclictest9-21ksoftirqd/008:18:130
48699433,6cyclictest9-21ksoftirqd/009:35:300
486994328,6cyclictest9-21ksoftirqd/012:00:150
2847191430,9ptp4l0-21swapper/307:29:073
2847191430,5ptp4l0-21swapper/310:55:143
486994229,3cyclictest9-21ksoftirqd/012:05:170
48699422,7cyclictest9-21ksoftirqd/011:40:230
486994227,3cyclictest9-21ksoftirqd/011:15:170
48699422,3cyclictest9-21ksoftirqd/010:48:440
486994215,9cyclictest9-21ksoftirqd/009:50:250
486994210,6cyclictest9-21ksoftirqd/012:25:140
486994210,2cyclictest121rcu_preempt08:04:520
48699420,6cyclictest9-21ksoftirqd/008:42:300
2847191420,5ptp4l0-21swapper/310:00:153
2847191420,5ptp4l0-21swapper/308:05:223
2847191420,5ptp4l0-21swapper/307:45:133
2847191420,5ptp4l0-21swapper/207:42:582
2847191420,5ptp4l0-21swapper/009:30:160
2847191420,4ptp4l3830-21apt-get09:35:123
2847191420,4ptp4l0-21swapper/007:55:170
2847191420,3ptp4l0-21swapper/207:37:562
2847191420,13ptp4l0-21swapper/210:25:332
2847191420,10ptp4l0-21swapper/312:10:423
2847191420,10ptp4l0-21swapper/311:55:163
2847191420,10ptp4l0-21swapper/308:02:563
48799411,4cyclictest25-21ksoftirqd/108:40:271
48699413,3cyclictest9-21ksoftirqd/009:00:270
48699413,2cyclictest121rcu_preempt12:30:200
486994127,4cyclictest9-21ksoftirqd/009:20:230
486994127,3cyclictest9-21ksoftirqd/011:25:170
486994124,5cyclictest9-21ksoftirqd/010:50:300
48699410,6cyclictest9-21ksoftirqd/011:20:210
48699410,2cyclictest121rcu_preempt11:40:010
2849491410,11getstats0-21swapper/209:33:192
2847191410,5ptp4l0-21swapper/209:05:142
2847191410,4ptp4l6372-21apt-get09:40:153
2847191410,4ptp4l6372-21apt-get09:40:143
2847191410,4ptp4l5039-21apt-get07:20:032
2847191410,4ptp4l32083-21iostat_ios09:25:200
2847191410,4ptp4l15449-21apt-get11:10:020
2847191410,4ptp4l13955-21meminfo08:45:210
2847191410,3ptp4l8036-21apt-get07:25:122
2847191410,3ptp4l31790-21apt-get10:35:113
2847191410,3ptp4l29090-21apt-get08:10:132
2847191410,3ptp4l17496-21apt-get07:45:122
2847191410,3ptp4l0-21swapper/307:16:413
488994027,10cyclictest33-21ksoftirqd/207:15:202
2847191400,7ptp4l23972-21sh11:25:223
2847191400,6ptp4l14996-21grep11:05:280
2847191400,5ptp4l0-21swapper/010:44:530
2847191400,4ptp4l5900-21apt-get09:40:022
2847191400,4ptp4l5900-21apt-get09:40:022
2847191400,4ptp4l25522-21expr09:10:203
2847191400,4ptp4l1498-21apache208:55:273
2847191400,4ptp4l1309-21/usr/sbin/munin08:20:303
2847191400,4ptp4l0-21swapper/310:30:123
2847191400,4ptp4l0-21swapper/310:25:233
2847191400,4ptp4l0-21swapper/309:06:213
2847191400,4ptp4l0-21swapper/309:01:333
2847191400,4ptp4l0-21swapper/208:50:262
2847191400,4ptp4l0-21swapper/208:40:162
2847191400,4ptp4l0-21swapper/207:50:122
2847191400,4ptp4l0-21swapper/207:30:582
2847191400,3ptp4l4065-21df_inode08:25:163
2847191400,3ptp4l29483-21apt-get10:30:122
2847191400,3ptp4l24058-21ntp_states12:35:232
2847191400,3ptp4l0-21swapper/309:34:253
2847191400,3ptp4l0-21swapper/308:13:363
486993922,9cyclictest9-21ksoftirqd/011:30:170
486993922,9cyclictest9-21ksoftirqd/011:30:170
48699391,7cyclictest9-21ksoftirqd/012:10:450
2847191390,5ptp4l0-21swapper/211:50:212
2847191390,5ptp4l0-21swapper/208:08:022
2847191390,4ptp4l29034-21sed11:35:303
2847191390,4ptp4l1778-21gnome-shell10:08:582
2847191390,4ptp4l0-21swapper/312:35:153
2847191390,4ptp4l0-21swapper/312:00:223
2847191390,4ptp4l0-21swapper/310:50:353
2847191390,4ptp4l0-21swapper/309:20:183
2847191390,4ptp4l0-21swapper/308:50:163
2847191390,4ptp4l0-21swapper/307:31:203
2847191390,4ptp4l0-21swapper/307:20:023
2847191390,4ptp4l0-21swapper/212:05:152
2847191390,4ptp4l0-21swapper/211:56:102
2847191390,4ptp4l0-21swapper/211:40:142
2847191390,4ptp4l0-21swapper/210:40:152
2847191390,4ptp4l0-21swapper/209:46:002
2847191390,4ptp4l0-21swapper/209:00:222
2847191390,4ptp4l0-21swapper/208:45:222
2847191390,4ptp4l0-21swapper/008:35:430
2847191390,3ptp4l395-21sensors_temp09:25:272
2847191390,3ptp4l22052-21ls11:20:293
2847191390,10ptp4l0-21swapper/312:08:533
2847191380,4ptp4l0-21swapper/312:15:163
2847191380,4ptp4l0-21swapper/311:30:243
2847191380,4ptp4l0-21swapper/311:30:243
2847191380,4ptp4l0-21swapper/311:00:293
2847191380,4ptp4l0-21swapper/310:45:203
2847191380,4ptp4l0-21swapper/309:50:163
2847191380,4ptp4l0-21swapper/309:45:363
2847191380,4ptp4l0-21swapper/212:16:582
2847191380,4ptp4l0-21swapper/211:22:402
2847191380,4ptp4l0-21swapper/211:15:442
2847191380,4ptp4l0-21swapper/211:12:152
2847191380,4ptp4l0-21swapper/210:45:242
2847191380,4ptp4l0-21swapper/210:01:102
2847191380,3ptp4l19493-21/usr/sbin/munin11:15:263
2847191380,3ptp4l1796-21llvmpipe-310:12:592
2847191380,3ptp4l11080-21apt-get11:00:112
2847191380,3ptp4l0-21swapper/212:03:512
2847191380,2ptp4l1461-21latency_hist10:40:002
2847191370,4ptp4l0-21swapper/212:10:222
2847191370,3ptp4l0-21swapper/210:16:132
2847191370,3ptp4l0-21swapper/209:52:322
41798280,5rtkit-daemon0-21swapper/307:09:093
305742244,12sleep230589-21apt-get07:05:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional