You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-24 - 05:55
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 Aug 24, 2026 00:49:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1977099360145,199cyclictest151rcu_preempt22:20:1324
3273912960,286ptp4l0-21swapper/119:06:151
3273912960,286ptp4l0-21swapper/119:06:141
196479925257,1cyclictest151rcu_preempt23:51:2630
196479925257,1cyclictest151rcu_preempt23:51:2630
197019920256,73cyclictest0-21swapper/1723:40:129
197019920256,73cyclictest0-21swapper/1723:40:129
1970199154152,1cyclictest151rcu_preempt21:15:229
196249915014,82cyclictest0-21swapper/523:30:3427
196249915014,82cyclictest0-21swapper/523:30:3427
197459914926,68cyclictest151rcu_preempt19:20:2617
19750991460,86cyclictest0-21swapper/2521:04:3918
19750991450,89cyclictest0-21swapper/2521:27:1518
19750991450,88cyclictest0-21swapper/2522:13:1318
19750991430,85cyclictest0-21swapper/2519:15:0218
19750991430,84cyclictest0-21swapper/2500:00:3818
19750991430,84cyclictest0-21swapper/2500:00:3818
19750991421,89cyclictest0-21swapper/2521:30:2418
19750991420,82cyclictest0-21swapper/2522:34:0318
19624991420,83cyclictest0-21swapper/522:15:0127
19750991411,85cyclictest0-21swapper/2521:57:1018
19750991411,84cyclictest0-21swapper/2523:49:5718
19750991411,84cyclictest0-21swapper/2523:49:5718
19750991410,86cyclictest0-21swapper/2519:30:0218
19750991410,79cyclictest0-21swapper/2520:46:3818
197509914045,58cyclictest0-21swapper/2523:27:3118
197509914045,58cyclictest0-21swapper/2523:27:3118
19750991401,82cyclictest0-21swapper/2522:46:5418
19750991401,77cyclictest0-21swapper/2520:05:1418
19750991400,83cyclictest0-21swapper/2522:55:2618
19750991400,82cyclictest0-21swapper/2522:00:5518
197509913947,58cyclictest0-21swapper/2521:24:3418
197509913947,57cyclictest0-21swapper/2521:39:3218
197509913946,58cyclictest0-21swapper/2523:52:3818
197509913946,58cyclictest0-21swapper/2523:52:3718
19750991390,85cyclictest0-21swapper/2500:16:5718
19750991390,85cyclictest0-21swapper/2500:16:5618
19750991390,85cyclictest0-21swapper/2500:05:5918
19750991390,83cyclictest0-21swapper/2522:07:2018
197509913849,59cyclictest0-21swapper/2500:35:5518
19750991381,77cyclictest0-21swapper/2519:48:5518
19750991380,85cyclictest0-21swapper/2522:54:5518
19750991380,81cyclictest0-21swapper/2522:27:3918
19750991370,84cyclictest0-21swapper/2523:07:4418
19750991370,84cyclictest0-21swapper/2523:07:4418
19750991370,84cyclictest0-21swapper/2521:49:4218
197509913630,69cyclictest0-21swapper/2500:11:5218
197509913630,69cyclictest0-21swapper/2500:11:5218
197019913612,33cyclictest0-21swapper/1721:58:089
196979913644,68cyclictest0-21swapper/1621:11:578
197509913522,72cyclictest0-21swapper/2520:22:0418
19750991351,76cyclictest0-21swapper/2521:10:1218
19750991350,85cyclictest0-21swapper/2520:25:1618
196979913540,49cyclictest0-21swapper/1622:50:178
19624991357,78cyclictest0-21swapper/521:47:1427
197509913430,68cyclictest0-21swapper/2500:33:4818
197509913430,68cyclictest0-21swapper/2500:33:4718
19750991340,83cyclictest0-21swapper/2523:03:5918
19750991340,83cyclictest0-21swapper/2522:36:4418
19750991340,82cyclictest0-21swapper/2520:35:1218
196399913418,92cyclictest15369-21switchtime23:45:2229
196399913418,92cyclictest15369-21switchtime23:45:2229
197509913337,57cyclictest0-21swapper/2523:35:4818
197509913337,57cyclictest0-21swapper/2523:35:4718
197509913330,62cyclictest0-21swapper/2500:21:2918
197509913330,62cyclictest0-21swapper/2500:21:2918
197509913329,63cyclictest0-21swapper/2523:12:4918
197509913329,63cyclictest0-21swapper/2523:12:4818
197509913329,61cyclictest0-21swapper/2520:02:1718
197509913328,66cyclictest0-21swapper/2522:15:5418
19750991331,81cyclictest0-21swapper/2522:40:4518
19750991330,82cyclictest0-21swapper/2520:41:4918
19750991330,81cyclictest0-21swapper/2523:34:2718
19750991330,81cyclictest0-21swapper/2523:34:2718
19750991330,79cyclictest0-21swapper/2519:50:1718
19701991339,121cyclictest151rcu_preempt23:33:169
19701991339,121cyclictest151rcu_preempt23:33:159
196399913345,56cyclictest0-21swapper/723:52:1929
196399913345,56cyclictest0-21swapper/723:52:1929
196249913328,67cyclictest0-21swapper/522:44:2627
196249913328,65cyclictest0-21swapper/500:12:0427
196249913328,65cyclictest0-21swapper/500:12:0427
19750991320,82cyclictest0-21swapper/2521:09:3618
19750991320,77cyclictest0-21swapper/2523:44:2118
19750991320,77cyclictest0-21swapper/2523:44:2018
19750991320,76cyclictest0-21swapper/2519:36:5418
196249913255,56cyclictest0-21swapper/523:49:0527
196249913255,56cyclictest0-21swapper/523:49:0527
196249913229,70cyclictest0-21swapper/519:50:4427
196249913227,65cyclictest0-21swapper/521:21:3427
196249913226,70cyclictest0-21swapper/521:05:1927
19750991311,81cyclictest0-21swapper/2521:41:4018
19750991310,80cyclictest0-21swapper/2523:16:1718
196249913151,61cyclictest0-21swapper/523:42:2027
196249913151,61cyclictest0-21swapper/523:42:2027
196249913144,56cyclictest0-21swapper/523:25:2327
196249913144,56cyclictest0-21swapper/523:25:2227
196249913136,63cyclictest0-21swapper/521:56:4127
196249913131,66cyclictest0-21swapper/521:10:5327
196249913130,66cyclictest0-21swapper/500:04:3527
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional