You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-28 - 22:38
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 Fri Nov 28, 2025 12:45:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2326721810,7sleep13103599cyclictest09:10:131
528521490,5sleep13103599cyclictest08:30:291
110632750,5sleep30-21swapper/312:10:213
2847191680,4ptp4l24244-21apt-get08:05:020
2847191630,4ptp4l0-21swapper/007:20:240
2847191610,20ptp4l940-21iostat10:40:160
2847191600,4ptp4l0-21swapper/107:15:211
2847191600,3ptp4l0-21swapper/308:21:063
109762600,3sleep20-21swapper/207:35:192
2847191590,4ptp4l0-21swapper/009:20:390
2847191590,3ptp4l0-21swapper/109:55:251
2847191580,3ptp4l0-21swapper/210:44:022
2847191580,3ptp4l0-21swapper/008:52:410
2847191570,4ptp4l0-21swapper/112:30:431
2847191570,4ptp4l0-21swapper/108:58:311
2847191570,4ptp4l0-21swapper/009:10:010
2847191570,3ptp4l0-21swapper/311:56:423
2847191560,5ptp4l0-21swapper/209:03:122
2847191560,4ptp4l0-21swapper/209:36:192
2847191560,4ptp4l0-21swapper/108:03:451
2847191560,4ptp4l0-21swapper/107:11:541
2847191560,3ptp4l0-21swapper/108:24:271
2847191550,4ptp4l0-21swapper/110:02:281
2847191550,4ptp4l0-21swapper/108:41:191
2847191540,4ptp4l0-21swapper/209:32:202
2847191540,4ptp4l0-21swapper/111:24:211
2847191540,4ptp4l0-21swapper/109:08:391
2847191540,3ptp4l0-21swapper/309:36:043
2847191540,3ptp4l0-21swapper/107:55:231
130832540,4sleep00-21swapper/009:55:290
89542530,4sleep08958-21timerwakeupswit10:55:270
2847191530,9ptp4l0-21swapper/010:52:560
2847191530,4ptp4l0-21swapper/209:43:312
2847191530,4ptp4l0-21swapper/111:36:011
2847191530,4ptp4l0-21swapper/108:39:241
2847191530,4ptp4l0-21swapper/012:20:210
2847191520,4ptp4l0-21swapper/311:42:153
2847191520,4ptp4l0-21swapper/211:27:552
2847191520,4ptp4l0-21swapper/210:00:272
2847191520,4ptp4l0-21swapper/012:12:450
2847191520,4ptp4l0-21swapper/011:54:570
2847191520,4ptp4l0-21swapper/009:33:570
2847191520,3ptp4l0-21swapper/110:05:011
2847191520,3ptp4l0-21swapper/108:48:551
2847191520,3ptp4l0-21swapper/011:49:450
2847191510,4ptp4l0-21swapper/112:27:051
2847191510,4ptp4l0-21swapper/110:36:301
2847191510,4ptp4l0-21swapper/110:27:101
2847191510,4ptp4l0-21swapper/010:32:530
2847191510,3ptp4l0-21swapper/210:07:542
2847191510,3ptp4l0-21swapper/209:46:112
2847191510,3ptp4l0-21swapper/208:30:472
2847191510,3ptp4l0-21swapper/208:00:482
2847191510,3ptp4l0-21swapper/007:19:070
2847191510,12ptp4l0-21swapper/109:45:141
2847191500,9ptp4l0-21swapper/109:20:281
2847191500,4ptp4l0-21swapper/208:42:032
2847191500,4ptp4l0-21swapper/208:09:242
2847191500,4ptp4l0-21swapper/111:07:531
2847191500,4ptp4l0-21swapper/012:01:300
2847191500,4ptp4l0-21swapper/010:03:370
2847191500,4ptp4l0-21swapper/007:45:080
2847191500,3ptp4l0-21swapper/309:34:523
2847191500,3ptp4l0-21swapper/011:11:370
2847191500,3ptp4l0-21swapper/007:44:370
2847191490,4ptp4l0-21swapper/009:01:000
2847191480,8ptp4l29648-21meminfo07:05:221
2847191480,5ptp4l14747-21apt-get12:20:122
2847191480,4ptp4l0-21swapper/308:43:203
2847191480,3ptp4l0-21swapper/109:27:031
2847191480,10ptp4l0-21swapper/108:07:391
2847191470,4ptp4l0-21swapper/108:50:571
2847191470,3ptp4l0-21swapper/209:54:252
2847191470,3ptp4l0-21swapper/207:12:122
2847191470,3ptp4l0-21swapper/107:25:131
2847191470,11ptp4l0-21swapper/212:16:362
2847191460,4ptp4l0-21swapper/210:15:502
2847191460,4ptp4l0-21swapper/111:59:451
2847191450,9ptp4l0-21swapper/210:32:492
2847191450,9ptp4l0-21swapper/207:15:502
2847191450,7ptp4l0-21swapper/007:05:280
2847191450,4ptp4l0-21swapper/110:51:391
2847191450,4ptp4l0-21swapper/107:45:521
2847191450,10ptp4l0-21swapper/210:48:192
2847191450,10ptp4l0-21swapper/210:13:352
3103799443,3cyclictest121rcu_preempt11:30:303
3103799442,3cyclictest121rcu_preempt08:45:433
3103799441,3cyclictest0-21swapper/310:31:593
2847191440,9ptp4l0-21swapper/211:59:032
2847191440,9ptp4l0-21swapper/207:41:542
2847191440,6ptp4l23183-21ls08:00:210
2847191440,5ptp4l0-21swapper/310:55:113
2847191440,4ptp4l7369-21apt-get10:55:112
2847191440,4ptp4l0-21swapper/308:25:273
2847191440,4ptp4l0-21swapper/308:25:273
2847191440,4ptp4l0-21swapper/010:35:080
2847191440,2ptp4l22189-21irqstats11:25:220
2847191440,10ptp4l0-21swapper/211:48:382
2847191440,10ptp4l0-21swapper/209:13:052
2847191440,10ptp4l0-21swapper/208:53:122
3103799439,8cyclictest41-21ksoftirqd/309:48:373
3103799433,3cyclictest121rcu_preempt11:14:103
3103799433,3cyclictest121rcu_preempt10:26:213
31037994310,12cyclictest41-21ksoftirqd/308:32:073
2847191430,9ptp4l0-21swapper/208:47:132
2847191430,8ptp4l0-21swapper/212:39:542
2847191430,8ptp4l0-21swapper/208:25:172
2847191430,8ptp4l0-21swapper/208:25:172
2847191430,5ptp4l8111-21diskstats12:05:170
2847191430,5ptp4l0-21swapper/308:00:113
2847191430,4ptp4l9165-21ntp_states07:30:240
2847191430,4ptp4l28713-21df11:40:160
2847191430,4ptp4l17056-21apt-get12:25:100
2847191430,4ptp4l16686-21apt-get11:15:110
2847191430,4ptp4l0-21swapper/211:37:542
2847191430,4ptp4l0-21swapper/112:17:421
3103799427,4cyclictest41-21ksoftirqd/310:49:403
3103799423,3cyclictest121rcu_preempt11:29:473
3103799421,3cyclictest121rcu_preempt07:39:243
2847191420,9ptp4l0-21swapper/208:14:382
2847191420,8ptp4l207-21systemd-journal11:42:552
2847191420,7ptp4l0-21swapper/308:17:293
2847191420,6ptp4l0-21swapper/209:27:122
2847191420,5ptp4l4235-21cron09:40:010
2847191420,5ptp4l0-21swapper/108:25:171
2847191420,5ptp4l0-21swapper/108:25:171
2847191420,4ptp4l1580-21irqstats11:50:191
2847191420,4ptp4l12683-21apt-get07:40:141
2847191420,4ptp4l0-21swapper/308:05:453
2847191420,4ptp4l0-21swapper/110:43:111
2847191420,4ptp4l0-21swapper/008:31:200
2847191420,3ptp4l27427-21hddtemp_smartct08:10:131
2847191420,3ptp4l0-21swapper/111:29:141
2847191420,3ptp4l0-21swapper/111:04:231
2847191420,3ptp4l0-21swapper/011:32:180
2847191420,3ptp4l0-21swapper/010:20:110
3103799413,3cyclictest121rcu_preempt10:19:273
3103799413,3cyclictest121rcu_preempt07:44:223
3103799412,3cyclictest121rcu_preempt12:32:103
3103799412,3cyclictest121rcu_preempt07:21:153
3103799412,3cyclictest0-21swapper/307:47:143
3103799411,3cyclictest0-21swapper/307:14:213
3103799411,2cyclictest0-21swapper/310:10:413
31037994110,4cyclictest41-21ksoftirqd/311:16:313
2847191410,8ptp4l1-21systemd12:35:423
2847191410,8ptp4l0-21swapper/207:54:122
2847191410,8ptp4l0-21swapper/107:35:251
2847191410,5ptp4l0-21swapper/309:18:273
2847191410,5ptp4l0-21swapper/308:55:223
2847191410,5ptp4l0-21swapper/209:22:002
2847191410,5ptp4l0-21swapper/208:24:102
2847191410,4ptp4l7778-21/usr/sbin/munin12:05:203
2847191410,4ptp4l2580-21memory08:25:200
2847191410,4ptp4l2580-21memory08:25:200
2847191410,4ptp4l12726-21diskstats12:15:140
2847191410,4ptp4l11472-21ntp_states07:35:230
2847191410,4ptp4l0-21swapper/311:45:173
2847191410,4ptp4l0-21swapper/309:22:283
2847191410,4ptp4l0-21swapper/212:13:202
2847191410,4ptp4l0-21swapper/212:05:592
2847191410,4ptp4l0-21swapper/212:00:412
2847191410,4ptp4l0-21swapper/208:19:302
2847191410,4ptp4l0-21swapper/207:55:132
2847191410,4ptp4l0-21swapper/207:32:042
2847191410,4ptp4l0-21swapper/207:29:042
2847191410,4ptp4l0-21swapper/112:00:221
2847191410,4ptp4l0-21swapper/111:30:141
2847191410,4ptp4l0-21swapper/110:24:461
2847191410,4ptp4l0-21swapper/110:13:381
2847191410,4ptp4l0-21swapper/008:55:210
2847191410,3ptp4l9970-21df11:00:150
2847191410,3ptp4l9184-21apt-get09:50:143
2847191410,3ptp4l7792-21apt-get12:05:151
2847191410,3ptp4l3578-21df07:20:151
2847191410,3ptp4l26399-21hddtemp_smartct11:35:180
2847191410,3ptp4l21999-21diskstats12:35:170
2847191410,3ptp4l21056-21users12:30:320
2847191410,3ptp4l20960-21apt-get10:15:121
2847191410,3ptp4l19332-21df_inode11:20:150
2847191410,3ptp4l18736-21ls07:50:290
2847191410,3ptp4l15869-21ntp_states12:20:241
2847191410,3ptp4l10145-21memory09:50:210
2847191410,2ptp4l5467-21meminfo09:40:200
2847191400,5ptp4l0-21swapper/307:52:483
2847191400,4ptp4l33-21ksoftirqd/211:10:272
2847191400,4ptp4l25747-21tr10:25:140
2847191400,4ptp4l0-21swapper/311:04:143
2847191400,4ptp4l0-21swapper/310:00:193
2847191400,4ptp4l0-21swapper/309:00:173
2847191400,4ptp4l0-21swapper/307:56:143
2847191400,4ptp4l0-21swapper/212:31:532
2847191400,4ptp4l0-21swapper/212:26:012
2847191400,4ptp4l0-21swapper/211:50:232
2847191400,4ptp4l0-21swapper/211:30:342
2847191400,4ptp4l0-21swapper/211:20:382
2847191400,4ptp4l0-21swapper/211:16:382
2847191400,4ptp4l0-21swapper/211:01:012
2847191400,4ptp4l0-21swapper/210:52:192
2847191400,4ptp4l0-21swapper/210:36:122
2847191400,4ptp4l0-21swapper/210:26:522
2847191400,4ptp4l0-21swapper/210:21:052
2847191400,4ptp4l0-21swapper/209:19:162
2847191400,4ptp4l0-21swapper/209:06:362
2847191400,4ptp4l0-21swapper/208:55:142
2847191400,4ptp4l0-21swapper/208:35:562
2847191400,4ptp4l0-21swapper/207:45:442
2847191400,4ptp4l0-21swapper/112:35:181
2847191400,4ptp4l0-21swapper/112:10:151
2847191400,4ptp4l0-21swapper/111:44:471
2847191400,4ptp4l0-21swapper/111:10:481
2847191400,4ptp4l0-21swapper/109:44:191
2847191400,4ptp4l0-21swapper/109:36:571
2847191400,4ptp4l0-21swapper/109:16:431
2847191400,4ptp4l0-21swapper/109:02:511
2847191400,4ptp4l0-21swapper/107:53:271
2847191400,4ptp4l0-21swapper/011:56:050
2847191400,4ptp4l0-21swapper/009:10:060
2847191400,4ptp4l0-21swapper/008:45:100
2847191400,4ptp4l0-21swapper/008:20:300
2847191400,4ptp4l0-21swapper/008:11:360
2847191400,3ptp4l9151-21sshd09:50:081
2847191400,3ptp4l8038-21apt-get07:30:111
2847191400,3ptp4l3681-21df_inode07:20:162
2847191400,3ptp4l26977-21/usr/sbin/munin08:10:123
2847191400,3ptp4l19237-21iostat10:10:180
2847191400,3ptp4l16932-21iostat_ios10:05:180
2847191400,3ptp4l0-21swapper/311:39:153
2847191400,3ptp4l0-21swapper/209:57:162
2847191400,3ptp4l0-21swapper/009:25:160
2847191400,3ptp4l0-21swapper/009:15:270
3103799392,6cyclictest121rcu_preempt10:21:323
31037993919,3cyclictest41-21ksoftirqd/311:20:153
3103799391,2cyclictest121rcu_preempt10:44:023
3103799390,4cyclictest41-21ksoftirqd/310:53:043
2847191390,5ptp4l0-21swapper/309:55:143
2847191390,4ptp4l0-21swapper/312:25:123
2847191390,4ptp4l0-21swapper/312:15:243
2847191390,4ptp4l0-21swapper/310:35:513
2847191390,4ptp4l0-21swapper/309:13:083
2847191390,4ptp4l0-21swapper/308:50:373
2847191390,4ptp4l0-21swapper/307:30:203
2847191390,4ptp4l0-21swapper/111:45:071
2847191390,4ptp4l0-21swapper/110:55:241
2847191390,4ptp4l0-21swapper/109:30:231
2847191390,4ptp4l0-21swapper/108:17:561
2847191390,4ptp4l0-21swapper/010:45:300
2847191390,4ptp4l0-21swapper/008:40:210
2847191390,4ptp4l0-21swapper/008:35:070
2847191390,4ptp4l0-21swapper/007:55:200
2847191390,4ptp4l0-21swapper/007:25:140
2847191390,3ptp4l13216-21sshd11:05:230
2847191390,3ptp4l0-21swapper/312:02:203
2847191390,3ptp4l0-21swapper/309:40:153
2847191390,3ptp4l0-21swapper/111:15:101
2847191390,3ptp4l0-21swapper/110:30:121
2847191390,3ptp4l0-21swapper/010:15:100
2847191390,3ptp4l0-21swapper/009:47:520
2847191390,3ptp4l0-21swapper/008:15:180
3103799381,3cyclictest121rcu_preempt09:28:553
2847191380,4ptp4l31419-21fschecks_count07:10:160
2847191380,4ptp4l0-21swapper/312:20:353
2847191380,4ptp4l0-21swapper/311:52:553
2847191380,4ptp4l0-21swapper/309:05:203
2847191380,4ptp4l0-21swapper/211:08:332
2847191380,3ptp4l0-21swapper/307:15:513
2847191380,3ptp4l0-21swapper/110:45:191
2847191370,3ptp4l0-21swapper/310:05:283
2847191370,3ptp4l0-21swapper/308:37:133
2847191370,3ptp4l0-21swapper/307:29:403
3103799360,3cyclictest121rcu_preempt11:06:333
286942265,12sleep228691-21apt-get07:05:152
306492124,4sleep30-21swapper/307:08:573
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional