You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-08 - 07:41
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 376 highest latencies:
System rackcslot2.osadl.org (updated Tue Sep 08, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2680328153,23sleep10-21swapper/119:06:531
2677027057,8sleep00-21swapper/019:06:320
224042510,1sleep10-21swapper/123:47:221
27086993713,2cyclictest91rcu_preempt21:14:110
2708699369,3cyclictest91rcu_preempt22:30:360
27086993627,4cyclictest7-21ksoftirqd/023:41:200
27086993529,2cyclictest7-21ksoftirqd/000:14:570
27086993529,1cyclictest7-21ksoftirqd/021:18:320
27087993410,3cyclictest0-21swapper/123:28:151
2708699348,3cyclictest91rcu_preempt00:00:070
27086993433,1cyclictest7-21ksoftirqd/023:48:220
27086993428,3cyclictest7-21ksoftirqd/020:03:120
27086993421,6cyclictest18693-21smartctl22:08:130
2708699337,2cyclictest91rcu_preempt21:24:150
2708699337,2cyclictest91rcu_preempt21:24:150
27086993323,5cyclictest7-21ksoftirqd/021:32:200
27086993312,4cyclictest91rcu_preempt20:37:080
27086993310,3cyclictest7-21ksoftirqd/000:22:570
2708699329,2cyclictest91rcu_preempt21:43:490
27086993221,2cyclictest91rcu_preempt20:47:060
2708799310,29cyclictest0-21swapper/122:30:001
2708699319,1cyclictest91rcu_preempt23:27:490
2708699319,1cyclictest91rcu_preempt19:27:520
27086993130,1cyclictest7-21ksoftirqd/023:30:480
27086993124,4cyclictest7-21ksoftirqd/000:36:180
27086993122,3cyclictest7-21ksoftirqd/022:39:310
27086993028,1cyclictest14411-21apache_volume00:23:090
27086993027,2cyclictest2877-21diskstats20:53:090
27086993027,2cyclictest19386-21apache_processe23:43:080
27086993023,2cyclictest7-21ksoftirqd/020:38:110
27086993019,8cyclictest7-21ksoftirqd/019:43:140
27086993019,6cyclictest7-21ksoftirqd/000:10:440
2708699298,0cyclictest91rcu_preempt22:33:150
27086992927,1cyclictest10548-21hddtemp_smartct22:43:110
27086992926,2cyclictest29872-21apache_accesses21:38:080
27086992926,2cyclictest12968-21ssh21:59:050
27086992925,3cyclictest16736-21ssh22:04:450
27086992925,3cyclictest1599-21sshd23:17:140
27086992924,4cyclictest121rcuc/022:53:170
27086992921,7cyclictest20450-21ntpq20:13:150
27086992826,1cyclictest7956-21apache_accesses21:53:080
27086992826,1cyclictest5193-21irqstats20:58:140
27086992825,2cyclictest23024-21unixbench_singl22:13:170
27086992825,2cyclictest13966-21apache_processe19:58:080
27086992824,3cyclictest29209-21if_err_eth222:23:120
27086992824,3cyclictest20590-21/usr/sbin/munin22:58:160
27086992816,8cyclictest7-21ksoftirqd/000:29:340
27086992810,12cyclictest0-21swapper/023:08:130
27087992726,1cyclictest0-21swapper/123:51:181
27087992715,9cyclictest0-21swapper/123:40:551
2708699279,6cyclictest91rcu_preempt20:28:100
27086992725,1cyclictest7-21ksoftirqd/023:20:490
27086992724,2cyclictest8313-21diskmemload21:08:540
27086992724,2cyclictest26262-21mailstats22:18:150
27086992724,2cyclictest24726-21/usr/sbin/munin23:03:130
27086992724,2cyclictest22390-21ntpq20:18:130
27086992723,3cyclictest0-21swapper/021:48:360
27086992723,3cyclictest0-21swapper/021:37:500
27086992721,5cyclictest12035-21apache_volume19:53:090
27086992711,2cyclictest91rcu_preempt20:48:090
27086992710,12cyclictest0-21swapper/023:53:120
27086992624,1cyclictest1602-21ntp_states00:03:130
27086992623,2cyclictest79392sleep019:41:570
27086992623,2cyclictest13778-21/usr/sbin/munin23:33:160
27086992610,5cyclictest0-21swapper/022:50:250
27087992510,11cyclictest0-21swapper/121:58:501
2708799250,15cyclictest0-21swapper/100:21:511
27086992523,1cyclictest27326-21diskstats19:08:100
27086992522,2cyclictest3664-21grep19:28:180
27086992520,4cyclictest4698-21ls19:33:120
2708799245,18cyclictest100250irq/107-eth1-rx23:08:121
2708799242,4cyclictest0-21swapper/123:54:021
27087992410,8cyclictest0-21swapper/121:13:541
27087992410,6cyclictest0-21swapper/121:51:281
27087992410,14cyclictest0-21swapper/121:36:051
27087992321,1cyclictest0-21swapper/122:14:291
27087992319,3cyclictest27084-21cyclictest21:38:031
27087992318,3cyclictest802-21apache219:27:581
2708799230,22cyclictest0-21swapper/122:56:281
27086992321,2cyclictest0-21swapper/020:23:100
27086992320,2cyclictest1199-21runrttasks19:49:520
27086992320,2cyclictest0-21swapper/021:03:200
27086992320,2cyclictest0-21swapper/019:14:190
2708799225,10cyclictest0-21swapper/121:08:101
27087992212,3cyclictest5027-21sshd23:22:141
27087992210,5cyclictest0-21swapper/119:19:301
27086992219,2cyclictest32546-21taskset19:21:210
27086992218,3cyclictest5165-21apache220:08:150
2708799216,8cyclictest0-21swapper/120:43:091
2708799215,8cyclictest0-21swapper/120:23:191
2708799214,10cyclictest0-21swapper/123:13:371
2708799211,8cyclictest0-21swapper/122:43:131
27087992114,4cyclictest0-21swapper/123:00:431
27087992111,8cyclictest0-21swapper/121:20:031
27087992110,9cyclictest0-21swapper/123:58:281
27087992110,5cyclictest0-21swapper/123:04:171
27087992110,4cyclictest0-21swapper/120:53:071
27087992110,4cyclictest0-21swapper/119:53:181
2708799207,10cyclictest0-21swapper/100:03:121
2708799205,8cyclictest0-21swapper/122:48:141
27087992018,1cyclictest231ktimersoftd/121:55:141
27087992014,3cyclictest231ktimersoftd/100:14:141
27087992010,8cyclictest0-21swapper/122:36:281
27087992010,6cyclictest0-21swapper/122:08:111
27087992010,6cyclictest0-21swapper/120:03:091
27087992010,5cyclictest0-21swapper/123:33:091
2708799200,10cyclictest6687-21apache_processe22:38:081
2708799196,11cyclictest0-21swapper/120:33:121
2708799194,8cyclictest0-21swapper/100:23:081
2708799194,7cyclictest0-21swapper/119:23:101
2708799194,10cyclictest0-21swapper/120:38:101
2708799193,10cyclictest0-21swapper/122:18:091
2708799192,9cyclictest5774-21ls20:58:191
2708799192,10cyclictest0-21swapper/119:13:161
2708799191,8cyclictest0-21swapper/100:33:141
27087991917,1cyclictest0-21swapper/121:47:561
27087991913,6cyclictest0-21swapper/121:28:291
27087991910,8cyclictest0-21swapper/122:24:091
27087991910,5cyclictest0-21swapper/120:12:201
27087991910,2cyclictest0-21swapper/123:26:551
2708799182,9cyclictest0-21swapper/120:48:151
2708799182,9cyclictest0-21swapper/120:18:081
396221710,0sleep10-21swapper/100:07:591
2708799175,7cyclictest24479-21snmpd21:26:051
2708799175,7cyclictest24479-21snmpd21:26:051
2708799173,7cyclictest0-21swapper/119:08:091
27087991710,3cyclictest0-21swapper/119:38:131
27087991710,2cyclictest0-21swapper/120:01:581
27087991710,1cyclictest0-21swapper/121:03:171
27087991710,1cyclictest0-21swapper/100:32:531
2708799164,4cyclictest0-21swapper/120:13:091
27087991610,6cyclictest0-21swapper/119:45:461
27087991610,2cyclictest0-21swapper/119:48:181
2708799152,8cyclictest0-21swapper/120:28:121
2708799152,6cyclictest0-21swapper/119:33:081
27087991510,2cyclictest0-21swapper/122:03:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional