You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-28 - 04:24
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 highest latencies:
System rackdslot1.osadl.org (updated Thu May 28, 2026 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
299462800,5sleep00-21swapper/021:15:260
55432690,5sleep00-21swapper/022:45:000
2596996728,4cyclictest41-21ksoftirqd/321:55:013
259699632,42cyclictest0-21swapper/322:15:273
2595996233,4cyclictest33-21ksoftirqd/222:07:592
2596996016,9cyclictest41-21ksoftirqd/321:40:003
165552600,3sleep216559-21cpuspeed19:40:122
259699592,34cyclictest0-21swapper/321:57:483
2595995927,3cyclictest33-21ksoftirqd/223:30:262
134491590,4ptp4l0-21swapper/222:00:182
134491590,4ptp4l0-21swapper/219:35:182
134491590,4ptp4l0-21swapper/019:30:320
2596995850,6cyclictest0-21swapper/321:45:183
2595995827,4cyclictest33-21ksoftirqd/223:20:202
2595995823,6cyclictest33-21ksoftirqd/219:50:122
134491580,4ptp4l0-21swapper/200:35:272
134491580,3ptp4l0-21swapper/320:00:533
2595995724,8cyclictest33-21ksoftirqd/219:20:002
259699562,34cyclictest0-21swapper/320:37:313
259699560,6cyclictest23915-21latency_hist22:15:003
2595995625,4cyclictest33-21ksoftirqd/223:25:262
134491560,3ptp4l0-21swapper/219:29:572
2595995529,18cyclictest33-21ksoftirqd/222:00:012
2595995526,4cyclictest33-21ksoftirqd/221:20:262
2595995525,8cyclictest33-21ksoftirqd/221:40:002
2595995525,4cyclictest33-21ksoftirqd/223:10:132
2595995525,4cyclictest33-21ksoftirqd/220:30:282
134491550,4ptp4l0-21swapper/021:55:260
134491550,3ptp4l28466-21latency_hist20:05:002
2595995414,7cyclictest33-21ksoftirqd/220:05:252
259699533,6cyclictest11655-21latency_hist19:30:003
259699530,6cyclictest41-21ksoftirqd/322:30:153
259699530,6cyclictest401ktimersoftd/320:00:003
134491530,4ptp4l0-21swapper/219:55:072
134491530,3ptp4l0-21swapper/221:45:322
259699524,9cyclictest41-21ksoftirqd/323:10:273
259699522,6cyclictest0-21swapper/322:50:263
2596995219,8cyclictest41-21ksoftirqd/319:45:123
259699521,6cyclictest29228-21irqrtprio20:05:183
259699520,6cyclictest41-21ksoftirqd/322:35:273
259699520,6cyclictest31284-21tune2fs21:20:143
259699520,5cyclictest9294-21latency_hist19:25:013
2595995223,4cyclictest33-21ksoftirqd/223:40:002
2595995222,3cyclictest33-21ksoftirqd/221:40:182
134491520,4ptp4l0-21swapper/200:26:382
134491520,3ptp4l0-21swapper/123:52:201
259699515,8cyclictest41-21ksoftirqd/323:30:263
2596995143,6cyclictest0-21swapper/320:15:183
259699512,6cyclictest0-21swapper/321:25:243
259699512,6cyclictest0-21swapper/320:49:393
2596995126,7cyclictest41-21ksoftirqd/322:40:193
2596995118,9cyclictest41-21ksoftirqd/323:25:013
259699511,6cyclictest401ktimersoftd/321:35:003
259699510,8cyclictest401ktimersoftd/323:40:153
259699510,5cyclictest401ktimersoftd/320:40:193
259699510,5cyclictest401ktimersoftd/300:25:123
2595995126,6cyclictest33-21ksoftirqd/221:08:332
2595995120,7cyclictest33-21ksoftirqd/200:20:142
134491510,4ptp4l0-21swapper/221:14:082
134491510,4ptp4l0-21swapper/221:03:012
134491510,4ptp4l0-21swapper/022:13:020
259699504,7cyclictest41-21ksoftirqd/323:45:143
259699504,7cyclictest41-21ksoftirqd/300:10:273
2596995043,5cyclictest0-21swapper/321:00:013
259699502,5cyclictest0-21swapper/320:35:003
259699500,6cyclictest0-21swapper/321:44:243
259699500,5cyclictest41-21ksoftirqd/323:55:133
2595995025,6cyclictest33-21ksoftirqd/222:50:162
134491500,5ptp4l0-21swapper/019:06:570
134491500,4ptp4l0-21swapper/322:49:593
134491500,4ptp4l0-21swapper/322:49:593
259699492,6cyclictest41-21ksoftirqd/319:10:283
259699492,5cyclictest401ktimersoftd/320:25:123
259699492,39cyclictest0-21swapper/322:20:173
259699490,6cyclictest41-21ksoftirqd/323:25:173
2595994922,7cyclictest33-21ksoftirqd/220:25:152
2595994920,7cyclictest33-21ksoftirqd/219:45:012
259599491,3cyclictest121rcu_preempt22:20:132
134491490,4ptp4l259399cyclictest22:05:220
134491490,4ptp4l0-21swapper/223:05:402
134491490,4ptp4l0-21swapper/222:31:512
134491490,4ptp4l0-21swapper/221:19:022
134491490,4ptp4l0-21swapper/219:12:282
134491490,3ptp4l0-21swapper/022:35:390
259699484,9cyclictest41-21ksoftirqd/323:55:013
259699484,7cyclictest41-21ksoftirqd/323:00:183
259699483,6cyclictest41-21ksoftirqd/320:55:013
259699482,6cyclictest41-21ksoftirqd/323:00:013
259699482,5cyclictest0-21swapper/323:05:263
259699482,33cyclictest0-21swapper/320:10:143
259699481,6cyclictest41-21ksoftirqd/319:35:253
259699481,5cyclictest0-21swapper/300:05:193
259699481,11cyclictest0-21swapper/300:35:223
259699480,9cyclictest41-21ksoftirqd/319:50:173
259699480,5cyclictest16493-21acpi19:40:103
2595994818,3cyclictest33-21ksoftirqd/222:15:232
2595994813,6cyclictest33-21ksoftirqd/223:50:002
134491480,4ptp4l0-21swapper/223:00:592
134491480,4ptp4l0-21swapper/221:28:562
134491480,4ptp4l0-21swapper/220:52:542
134491480,4ptp4l0-21swapper/220:35:212
134491480,3ptp4l0-21swapper/020:32:480
134491480,13ptp4l2147-21taskset19:08:391
259699474,6cyclictest41-21ksoftirqd/321:00:163
2596994733,7cyclictest41-21ksoftirqd/300:15:213
259699472,5cyclictest41-21ksoftirqd/322:05:253
259699472,11cyclictest0-21swapper/300:20:213
259699470,6cyclictest29259-21if_enp4s022:25:163
259699470,5cyclictest401ktimersoftd/321:05:183
2595994737,3cyclictest33-21ksoftirqd/222:27:252
259599472,2cyclictest121rcu_preempt19:30:072
2595994719,5cyclictest33-21ksoftirqd/220:24:162
134491470,2ptp4l0-21swapper/220:57:512
259699464,5cyclictest0-21swapper/323:35:203
259699461,6cyclictest41-21ksoftirqd/320:24:163
259699461,6cyclictest0-21swapper/300:00:253
259699461,5cyclictest0-21swapper/319:35:003
2595994618,3cyclictest33-21ksoftirqd/223:16:432
2595994618,3cyclictest33-21ksoftirqd/223:16:432
2595994616,4cyclictest33-21ksoftirqd/200:05:162
259599461,2cyclictest121rcu_preempt21:50:162
259599460,4cyclictest33-21ksoftirqd/200:10:162
134491460,3ptp4l0-21swapper/222:55:302
134491460,3ptp4l0-21swapper/122:51:121
134491460,3ptp4l0-21swapper/119:44:061
259699453,7cyclictest0-21swapper/300:30:563
259699452,5cyclictest0-21swapper/321:15:193
259699452,35cyclictest0-21swapper/323:17:323
259699452,35cyclictest0-21swapper/323:17:323
259699450,7cyclictest401ktimersoftd/319:15:233
259599452,3cyclictest121rcu_preempt22:13:032
2595994516,4cyclictest33-21ksoftirqd/200:30:172
259599451,4cyclictest33-21ksoftirqd/220:10:192
259599451,3cyclictest121rcu_preempt21:31:112
2595994510,3cyclictest33-21ksoftirqd/220:40:142
134491450,4ptp4l29109-21apt-get23:35:130
134491450,3ptp4l0-21swapper/222:43:082
2595994417,6cyclictest33-21ksoftirqd/222:35:252
134491440,4ptp4l6344-21ls19:15:260
134491440,4ptp4l26809-21apt-get23:30:110
134491440,4ptp4l26449-21apt-get22:20:110
134491440,3ptp4l0-21swapper/223:51:292
259699430,5cyclictest28357-21sort21:15:003
2595994332,9cyclictest33-21ksoftirqd/200:15:282
259599432,2cyclictest121rcu_preempt23:56:172
259599430,2cyclictest121rcu_preempt20:17:052
134491430,9ptp4l0-21swapper/023:06:380
134491430,9ptp4l0-21swapper/023:01:230
134491430,9ptp4l0-21swapper/021:32:480
134491430,5ptp4l0-21swapper/322:00:113
134491430,5ptp4l0-21swapper/023:15:590
134491430,5ptp4l0-21swapper/023:15:590
134491430,5ptp4l0-21swapper/022:55:120
134491430,4ptp4l7240-21apt-get19:20:100
134491430,4ptp4l0-21swapper/119:29:291
134491430,3ptp4l0-21swapper/121:56:071
2595994211,6cyclictest33-21ksoftirqd/220:48:442
259599420,3cyclictest121rcu_preempt23:44:382
2594994212,28cyclictest18353-21kworker/1:120:05:591
134491420,9ptp4l0-21swapper/000:23:540
134491420,5ptp4l25868-21apt-get20:00:040
134491420,5ptp4l23593-21latency_hist19:55:010
134491420,5ptp4l0-21swapper/120:30:271
134491420,4ptp4l31314-21perl21:20:140
134491420,4ptp4l10955-21irqstats20:35:190
134491420,4ptp4l0-21swapper/021:11:360
2595994136,3cyclictest33-21ksoftirqd/222:45:142
2595994136,3cyclictest33-21ksoftirqd/222:45:142
2595994136,3cyclictest33-21ksoftirqd/200:00:272
134491410,5ptp4l259399cyclictest20:14:200
134491410,5ptp4l25-21ksoftirqd/120:25:121
134491410,5ptp4l0-21swapper/019:45:140
134491410,4ptp4l24826-21irqstats21:05:180
134491410,3ptp4l21306-21apt-get19:50:101
2595994033,4cyclictest33-21ksoftirqd/219:20:302
134491400,6ptp4l12183-21grep00:05:290
134491400,6ptp4l0-21swapper/020:26:240
134491400,5ptp4l14541-21sed21:55:000
134491400,5ptp4l0-21swapper/122:45:181
134491400,5ptp4l0-21swapper/122:45:181
134491400,5ptp4l0-21swapper/023:10:250
134491400,5ptp4l0-21swapper/022:01:080
134491400,5ptp4l0-21swapper/021:44:420
134491400,5ptp4l0-21swapper/020:05:220
134491400,4ptp4l22774-21df_abs00:30:140
134491400,4ptp4l20772-21ntpq23:15:221
134491400,4ptp4l20772-21ntpq23:15:221
134491400,4ptp4l20651-21hddtemp_smartct00:25:160
134491400,4ptp4l14082-21users21:50:261
134491400,4ptp4l11010-21meminfo21:45:190
134491400,4ptp4l0-21swapper/120:15:171
134491400,4ptp4l0-21swapper/119:20:121
134491400,4ptp4l0-21swapper/023:25:120
134491400,4ptp4l0-21swapper/022:29:440
134491400,4ptp4l0-21swapper/021:35:280
134491400,4ptp4l0-21swapper/020:55:160
134491400,4ptp4l0-21swapper/020:43:140
134491400,4ptp4l0-21swapper/020:15:160
134491400,4ptp4l0-21swapper/000:02:580
134491400,3ptp4l31730-21diskstats23:40:150
134491400,3ptp4l0-21swapper/100:18:251
134491400,13ptp4l0-21swapper/123:21:591
134491390,5ptp4l0-21swapper/023:22:030
134491390,5ptp4l0-21swapper/020:50:220
134491390,5ptp4l0-21swapper/020:20:280
134491390,4ptp4l12850-21apt00:10:001
134491390,4ptp4l11281-21netstat22:55:211
134491390,4ptp4l11065-21missed_timers20:35:201
134491390,4ptp4l0-21swapper/122:15:181
134491390,4ptp4l0-21swapper/122:06:541
134491390,4ptp4l0-21swapper/122:00:131
134491390,4ptp4l0-21swapper/121:40:131
134491390,4ptp4l0-21swapper/121:35:241
134491390,4ptp4l0-21swapper/120:57:341
134491390,4ptp4l0-21swapper/023:55:010
134491390,4ptp4l0-21swapper/023:47:050
134491390,4ptp4l0-21swapper/022:54:160
134491390,4ptp4l0-21swapper/022:45:310
134491390,4ptp4l0-21swapper/022:45:310
134491390,4ptp4l0-21swapper/022:15:120
134491390,4ptp4l0-21swapper/020:45:060
134491390,4ptp4l0-21swapper/019:55:480
134491390,4ptp4l0-21swapper/019:40:110
134491390,4ptp4l0-21swapper/019:35:230
134491390,4ptp4l0-21swapper/019:10:290
134491390,3ptp4l31990-21memory22:30:191
134491390,3ptp4l27399-21memory22:20:211
134491390,3ptp4l27394-21ntp_states21:10:221
134491390,3ptp4l0-21swapper/123:38:381
134491390,3ptp4l0-21swapper/021:25:180
2594993832,4cyclictest25-21ksoftirqd/123:26:291
2593993833,3cyclictest9-21ksoftirqd/000:10:250
134491380,5ptp4l0-21swapper/021:00:270
134491380,5ptp4l0-21swapper/000:19:140
134491380,4ptp4l2562-21ls22:35:271
134491380,4ptp4l25149-21tail21:05:231
134491380,4ptp4l0-21swapper/123:13:181
134491380,4ptp4l0-21swapper/123:09:531
134491380,4ptp4l0-21swapper/123:04:311
134491380,4ptp4l0-21swapper/121:34:371
134491380,4ptp4l0-21swapper/121:28:111
134491380,4ptp4l0-21swapper/121:20:121
134491380,4ptp4l0-21swapper/121:00:461
134491380,4ptp4l0-21swapper/120:40:091
134491380,4ptp4l0-21swapper/120:20:101
134491380,4ptp4l0-21swapper/119:35:221
134491380,4ptp4l0-21swapper/119:33:141
134491380,4ptp4l0-21swapper/100:25:241
134491380,4ptp4l0-21swapper/100:21:461
134491380,4ptp4l0-21swapper/100:00:151
134491380,4ptp4l0-21swapper/023:55:320
134491380,4ptp4l0-21swapper/022:30:150
134491380,4ptp4l0-21swapper/000:36:040
134491380,3ptp4l0-21swapper/123:30:111
134491380,3ptp4l0-21swapper/121:49:051
134491380,3ptp4l0-21swapper/121:18:381
134491380,3ptp4l0-21swapper/119:55:141
134491380,3ptp4l0-21swapper/119:13:431
134491380,3ptp4l0-21swapper/100:36:161
134491380,3ptp4l0-21swapper/100:30:281
134491380,3ptp4l0-21swapper/019:25:310
134491380,2ptp4l4886-21ls22:40:271
134491370,4ptp4l0-21swapper/123:59:351
134491370,4ptp4l0-21swapper/120:45:101
134491370,3ptp4l0-21swapper/123:46:471
134491370,3ptp4l0-21swapper/123:41:071
134491370,3ptp4l0-21swapper/122:27:321
134491370,3ptp4l0-21swapper/122:10:071
134491370,3ptp4l0-21swapper/120:50:081
134491370,3ptp4l0-21swapper/120:10:401
134491370,3ptp4l0-21swapper/119:48:401
134491370,3ptp4l0-21swapper/119:16:151
134491370,3ptp4l0-21swapper/100:11:311
2594993629,4cyclictest25-21ksoftirqd/120:01:491
326032245,12sleep30-21swapper/319:05:133
22532144,6sleep20-21swapper/219:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional