You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-04 - 17:08
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 100 highest latencies:
System rackdslot1.osadl.org (updated Mon May 04, 2026 12:45:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19680996228,4cyclictest33-21ksoftirqd/207:49:472
1967899621,10cyclictest4158-21latency_hist12:25:000
134491620,2ptp4l17003-21kworker/1:107:09:531
19680996127,4cyclictest33-21ksoftirqd/210:45:542
1967899617,16cyclictest8269-21sshd10:10:370
1967899612,10cyclictest27915-21ntpq07:25:220
134491610,5ptp4l32099-21apt-get12:15:132
233942600,8sleep11967999cyclictest08:25:241
19680996031,8cyclictest33-21ksoftirqd/210:21:382
19680996027,4cyclictest33-21ksoftirqd/207:25:482
19680996023,4cyclictest33-21ksoftirqd/208:40:212
134491600,4ptp4l0-21swapper/208:30:182
134491600,4ptp4l0-21swapper/110:39:421
19680995930,4cyclictest33-21ksoftirqd/209:13:182
19680995926,6cyclictest33-21ksoftirqd/207:55:222
19680995926,4cyclictest33-21ksoftirqd/211:42:462
19680995926,4cyclictest33-21ksoftirqd/208:09:362
19680995926,3cyclictest33-21ksoftirqd/207:50:552
1967899597,7cyclictest12706-21cat10:20:280
1967899592,15cyclictest5557-21cat10:05:280
19680995827,4cyclictest33-21ksoftirqd/209:23:532
19680995825,8cyclictest33-21ksoftirqd/211:10:332
19680995825,4cyclictest33-21ksoftirqd/209:26:422
1967899587,6cyclictest212-21systemd-journal09:24:590
134491580,4ptp4l0-21swapper/110:04:421
19680995728,4cyclictest33-21ksoftirqd/207:19:172
19680995727,7cyclictest33-21ksoftirqd/212:07:372
19680995725,4cyclictest33-21ksoftirqd/208:22:172
19680995725,4cyclictest33-21ksoftirqd/208:03:242
19680995725,3cyclictest33-21ksoftirqd/207:13:312
19680995724,6cyclictest33-21ksoftirqd/209:55:222
19680995723,4cyclictest33-21ksoftirqd/210:13:582
19680995722,6cyclictest33-21ksoftirqd/207:30:242
19680995722,4cyclictest33-21ksoftirqd/208:39:132
19680995721,4cyclictest33-21ksoftirqd/209:18:252
19680995721,4cyclictest33-21ksoftirqd/207:42:222
19680995719,7cyclictest33-21ksoftirqd/207:25:002
19678995710,14cyclictest24718-21grep07:20:130
134491570,4ptp4l0-21swapper/107:49:241
19680995628,5cyclictest33-21ksoftirqd/208:29:542
19680995628,4cyclictest33-21ksoftirqd/210:35:022
19680995625,4cyclictest33-21ksoftirqd/208:11:242
19680995625,3cyclictest33-21ksoftirqd/210:54:242
19680995625,3cyclictest33-21ksoftirqd/210:19:022
19680995625,3cyclictest33-21ksoftirqd/210:19:022
19680995624,3cyclictest33-21ksoftirqd/212:27:392
19680995622,6cyclictest33-21ksoftirqd/212:38:542
19680995621,5cyclictest33-21ksoftirqd/210:59:382
19680995620,4cyclictest33-21ksoftirqd/210:27:212
19680995618,8cyclictest33-21ksoftirqd/212:15:012
1967899568,6cyclictest0-21swapper/007:55:130
1967899561,11cyclictest4602-21fschecks_time11:15:160
134491560,4ptp4l0-21swapper/111:20:191
134491560,3ptp4l0-21swapper/210:05:492
19680995526,6cyclictest33-21ksoftirqd/209:06:482
19680995524,4cyclictest33-21ksoftirqd/211:30:152
19680995522,5cyclictest33-21ksoftirqd/211:15:142
19680995522,4cyclictest33-21ksoftirqd/211:29:552
19680995520,4cyclictest33-21ksoftirqd/207:38:082
1967899553,11cyclictest15241-21cat08:10:120
134491550,3ptp4l0-21swapper/211:59:012
134491550,3ptp4l0-21swapper/112:28:061
134491550,13ptp4l31262-21latency_hist08:45:001
19680995440,2cyclictest33-21ksoftirqd/209:00:282
19680995423,4cyclictest33-21ksoftirqd/210:34:222
19680995421,4cyclictest33-21ksoftirqd/208:51:052
19680995419,4cyclictest33-21ksoftirqd/212:30:372
1967899546,7cyclictest28896-21cat08:40:000
1967899544,17cyclictest25759-21systemctl08:30:240
1967899543,6cyclictest32284-21fschecks_count11:05:160
1967899540,10cyclictest0-21swapper/012:10:530
134491540,4ptp4l0-21swapper/110:21:021
134491540,3ptp4l0-21swapper/111:55:501
134491540,3ptp4l0-21swapper/109:37:271
134491540,3ptp4l0-21swapper/109:23:351
134491540,14ptp4l18238-21sed07:05:190
19680995325,3cyclictest33-21ksoftirqd/211:50:002
19680995322,3cyclictest33-21ksoftirqd/211:22:282
19680995321,6cyclictest33-21ksoftirqd/211:00:252
19680995321,4cyclictest33-21ksoftirqd/208:58:512
1967899538,6cyclictest10064-21sed09:05:270
1967899537,6cyclictest0-21swapper/010:40:170
1967899536,6cyclictest15662-21latency_hist11:40:000
134491530,4ptp4l0-21swapper/108:16:541
134491530,3ptp4l0-21swapper/110:49:281
1968099524,3cyclictest121rcu_preempt09:50:002
19680995226,7cyclictest33-21ksoftirqd/211:06:152
19680995220,4cyclictest33-21ksoftirqd/208:18:472
19680995217,7cyclictest33-21ksoftirqd/212:20:122
1967899527,6cyclictest25010-21cut09:40:130
1967899527,6cyclictest22447-21wc11:55:000
1967899527,6cyclictest22447-21wc11:55:000
1967899526,6cyclictest4144-21latency_hist11:15:000
1967899526,5cyclictest19770-21latency_hist09:30:000
1967899522,17cyclictest18368-21sed10:35:140
1967899521,11cyclictest212-21systemd-journal08:00:010
134491520,4ptp4l0-21swapper/110:42:361
134491520,4ptp4l0-21swapper/110:05:591
1967899517,6cyclictest26307-21expr12:00:240
1967899517,6cyclictest0-21swapper/009:50:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional