You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-27 - 10:39
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackcslot8.osadl.org (updated Mon Apr 27, 2026 00:49:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1913099367169,2cyclictest151rcu_preempt22:03:4921
3273912870,279ptp4l0-21swapper/119:05:081
190159926565,4cyclictest151rcu_preempt21:20:2526
330891189181,6phc2sys0-21swapper/219:09:2812
191189918727,95cyclictest1671ksoftirqd/2522:55:4018
191189918727,95cyclictest1671ksoftirqd/2522:55:4018
190039916013,143cyclictest0-21swapper/121:15:301
190039915513,125cyclictest0-21swapper/123:40:191
190039915513,118cyclictest0-21swapper/121:30:261
190039915414,88cyclictest0-21swapper/122:49:151
190039915414,88cyclictest0-21swapper/122:49:151
190039915414,83cyclictest0-21swapper/122:31:541
190039915414,83cyclictest0-21swapper/122:31:541
190039915413,90cyclictest0-21swapper/122:28:101
190039915413,90cyclictest0-21swapper/122:28:101
190039915213,90cyclictest0-21swapper/122:35:391
190039915213,90cyclictest0-21swapper/122:35:391
190039915213,125cyclictest0-21swapper/123:09:051
190039915213,125cyclictest0-21swapper/123:09:051
190199915050,67cyclictest0-21swapper/523:03:3027
190199915050,67cyclictest0-21swapper/523:03:3027
190279914822,74cyclictest151rcu_preempt23:55:2329
190199914752,59cyclictest0-21swapper/521:13:2427
190139914721,74cyclictest0-21swapper/319:50:0123
191309914634,104cyclictest151rcu_preempt23:28:4821
19130991440,89cyclictest0-21swapper/2819:53:2621
190039914416,115cyclictest0-21swapper/121:45:241
190089914342,67cyclictest0-21swapper/222:05:4412
190089914342,67cyclictest0-21swapper/222:05:4412
191309914144,96cyclictest185-21ksoftirqd/2823:48:4021
19118991410,85cyclictest0-21swapper/2523:54:3718
19134991400,84cyclictest0-21swapper/2919:36:3322
19019991400,86cyclictest0-21swapper/500:03:2227
190039914038,85cyclictest151rcu_preempt21:13:201
190039914013,102cyclictest0-21swapper/122:44:421
190039914013,102cyclictest0-21swapper/122:44:421
190039913913,98cyclictest0-21swapper/119:55:041
190039913913,93cyclictest0-21swapper/121:02:071
191349913823,75cyclictest0-21swapper/2900:38:4922
19134991370,83cyclictest0-21swapper/2919:55:1522
190089913735,77cyclictest0-21swapper/200:20:2512
190709913621,101cyclictest0-21swapper/1622:42:388
190709913621,101cyclictest0-21swapper/1622:42:378
19118991351,83cyclictest0-21swapper/2523:22:0118
19118991351,83cyclictest0-21swapper/2523:22:0118
19070991350,83cyclictest0-21swapper/1620:55:178
191279913440,61cyclictest0-21swapper/2721:58:0820
191309913317,32cyclictest0-21swapper/2800:19:1121
191279913352,56cyclictest0-21swapper/2700:36:5120
191279913342,65cyclictest0-21swapper/2723:15:3720
190709913322,110cyclictest0-21swapper/1600:08:428
191349913255,76cyclictest0-21swapper/2922:46:0322
191349913255,76cyclictest0-21swapper/2922:46:0322
191349913229,78cyclictest0-21swapper/2900:05:2522
191349913224,87cyclictest0-21swapper/2922:11:5322
191349913224,87cyclictest0-21swapper/2922:11:5222
19134991320,80cyclictest0-21swapper/2921:48:3222
191309913243,65cyclictest0-21swapper/2823:01:3321
191309913243,65cyclictest0-21swapper/2823:01:3321
191279913225,63cyclictest0-21swapper/2719:55:1320
191189913244,59cyclictest0-21swapper/2522:47:0318
191189913244,59cyclictest0-21swapper/2522:47:0318
191309913141,88cyclictest0-21swapper/2821:55:1721
191279913148,55cyclictest0-21swapper/2722:37:0920
191279913148,55cyclictest0-21swapper/2722:37:0920
191279913127,66cyclictest0-21swapper/2721:37:1720
191189913144,58cyclictest0-21swapper/2523:29:0318
190039913110,100cyclictest7492-21taskset19:50:151
19130991300,76cyclictest0-21swapper/2822:48:0921
19130991300,76cyclictest0-21swapper/2822:48:0921
191279913031,70cyclictest0-21swapper/2700:05:5220
191189913044,58cyclictest0-21swapper/2520:00:3218
191189913027,66cyclictest0-21swapper/2500:21:2018
19070991300,78cyclictest0-21swapper/1621:17:418
190089913028,89cyclictest0-21swapper/222:18:0112
190089913028,89cyclictest0-21swapper/222:18:0112
190089913027,73cyclictest0-21swapper/200:39:5412
175102130123,6sleep210-21swapper/2119:06:4714
19134991290,84cyclictest0-21swapper/2920:54:3422
191279912927,67cyclictest0-21swapper/2721:15:2220
191189912931,66cyclictest0-21swapper/2523:31:0618
191189912927,70cyclictest0-21swapper/2521:23:2118
191189912925,66cyclictest0-21swapper/2519:40:1418
190089912928,54cyclictest0-21swapper/222:45:1712
190089912928,54cyclictest0-21swapper/222:45:1712
191349912831,94cyclictest0-21swapper/2922:06:1122
191349912831,94cyclictest0-21swapper/2922:06:1122
191279912841,58cyclictest0-21swapper/2722:40:5320
191279912841,58cyclictest0-21swapper/2722:40:5320
191279912828,64cyclictest0-21swapper/2720:40:2320
191279912825,60cyclictest0-21swapper/2720:57:4420
191189912848,58cyclictest0-21swapper/2522:54:1318
191189912848,58cyclictest0-21swapper/2522:54:1218
191189912846,55cyclictest0-21swapper/2500:00:2918
191189912838,61cyclictest0-21swapper/2522:16:3818
191189912838,61cyclictest0-21swapper/2522:16:3818
191189912831,61cyclictest0-21swapper/2523:39:0718
191189912828,65cyclictest0-21swapper/2500:08:3018
190709912840,58cyclictest0-21swapper/1622:48:038
190709912840,58cyclictest0-21swapper/1622:48:038
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional