You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2023-10-03 - 05:16
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 Oct 03, 2023 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1828327159,8sleep10-21swapper/119:03:211
1832026957,8sleep00-21swapper/019:03:440
122272680,0sleep012223-21sh22:05:340
56182520,0sleep00-21swapper/000:10:550
90962170,0sleep10-21swapper/122:01:341
18757991715,1cyclictest30330-21ssh22:29:450
18757991710,6cyclictest4962-21kworker/0:200:18:380
18758991616,0cyclictest0-21swapper/123:06:591
18758991615,1cyclictest25840-21awk19:21:541
18758991614,1cyclictest8961-21ls00:16:561
18758991614,1cyclictest32602-21ls22:31:541
18758991610,6cyclictest0-21swapper/122:21:321
18758991610,5cyclictest0-21swapper/121:49:081
18757991615,1cyclictest21694-21ssh21:34:060
18757991611,5cyclictest4962-21kworker/0:223:30:100
18757991611,5cyclictest14660-21kworker/0:120:43:060
18757991611,4cyclictest4962-21kworker/0:223:38:140
18757991611,4cyclictest14660-21kworker/0:121:31:180
18757991610,6cyclictest0-21swapper/020:56:530
18757991610,1cyclictest0-21swapper/020:47:580
18758991515,0cyclictest11965-21irqstats20:11:481
18758991515,0cyclictest0-21swapper/122:41:541
18758991514,1cyclictest3368-21ssh21:52:171
18758991510,0cyclictest0-21swapper/122:47:061
18758991510,0cyclictest0-21swapper/122:38:341
18758991510,0cyclictest0-21swapper/121:44:471
18758991510,0cyclictest0-21swapper/119:35:591
18758991510,0cyclictest0-21swapper/119:28:281
18757991515,0cyclictest0-21swapper/020:31:570
18757991515,0cyclictest0-21swapper/020:21:550
18757991514,1cyclictest13608-21ntpq23:06:530
18757991513,1cyclictest635-21ntpq19:41:490
18757991510,5cyclictest0-21swapper/023:56:350
18757991510,5cyclictest0-21swapper/023:04:470
18757991510,5cyclictest0-21swapper/019:18:260
18757991510,4cyclictest4962-21kworker/0:222:52:220
18758991414,0cyclictest0-21swapper/123:25:411
18758991414,0cyclictest0-21swapper/120:29:161
18758991413,1cyclictest14436-21ls20:16:541
18758991413,1cyclictest0-21swapper/100:13:381
18758991412,1cyclictest93650irq/99-eth0-rx-19:10:551
18758991412,1cyclictest730-21snmpd20:37:091
18758991412,1cyclictest32436-21diskmemload21:38:541
18758991412,1cyclictest20712-21/usr/sbin/munin19:11:521
18758991412,1cyclictest20712-21/usr/sbin/munin19:11:521
18758991412,1cyclictest14291-21sh21:24:421
18758991411,2cyclictest93750irq/100-eth0-rx21:34:501
18758991410,4cyclictest0-21swapper/121:11:281
18758991410,3cyclictest0-21swapper/119:51:551
18758991410,1cyclictest24279-21kworker/u4:222:12:391
18758991410,0cyclictest0-21swapper/121:09:231
18757991414,0cyclictest28844-21sshd21:43:340
18757991414,0cyclictest24845-21ssh21:37:420
18757991414,0cyclictest0-21swapper/023:42:430
18757991414,0cyclictest0-21swapper/000:32:400
18757991411,2cyclictest93650irq/99-eth0-rx-00:12:040
18757991410,4cyclictest0-21swapper/021:22:080
18757991410,4cyclictest0-21swapper/021:12:390
18757991410,3cyclictest0-21swapper/021:16:480
18757991410,2cyclictest0-21swapper/023:33:150
18757991410,1cyclictest24279-21kworker/u4:221:59:350
18757991410,1cyclictest24279-21kworker/u4:221:50:130
18757991410,0cyclictest0-21swapper/022:50:340
18757991410,0cyclictest0-21swapper/022:46:190
18758991313,0cyclictest0-21swapper/123:26:311
18758991312,1cyclictest730-21snmpd22:07:151
18758991312,1cyclictest25023-21apache220:05:121
18758991312,1cyclictest25014-21apache223:57:331
18758991312,1cyclictest25014-21apache220:51:491
18758991312,1cyclictest0-21swapper/100:23:201
18758991312,0cyclictest798-21apache219:48:011
18758991311,1cyclictest93750irq/100-eth0-rx21:56:301
18758991311,1cyclictest793-21sendmail-mta21:16:431
18758991311,1cyclictest25014-21apache223:51:371
18758991311,1cyclictest22591-21/usr/sbin/munin23:31:551
18758991311,1cyclictest13984-21fschecks_time00:31:451
18758991310,3cyclictest0-21swapper/123:45:561
18758991310,3cyclictest0-21swapper/123:11:331
18758991310,3cyclictest0-21swapper/121:26:411
18758991310,3cyclictest0-21swapper/120:23:211
18758991310,3cyclictest0-21swapper/119:36:541
18758991310,2cyclictest93650irq/99-eth0-rx-22:17:241
18758991310,2cyclictest26441-21kworker/u4:022:28:481
18758991310,0cyclictest0-21swapper/123:19:041
18758991310,0cyclictest0-21swapper/120:07:311
18758991310,0cyclictest0-21swapper/100:03:231
18757991313,0cyclictest0-21swapper/020:38:170
18757991312,1cyclictest25023-21apache220:05:330
18757991312,1cyclictest25014-21apache222:23:030
18757991312,1cyclictest1087-21runrttasks19:57:440
18757991311,1cyclictest2665-21sshd22:39:040
18757991311,1cyclictest20598-21cstates22:16:470
18757991311,1cyclictest16720-21ssh23:16:500
18757991310,3cyclictest14660-21kworker/0:121:51:300
18757991310,3cyclictest14660-21kworker/0:121:05:500
18757991310,3cyclictest14660-21kworker/0:119:09:460
18757991310,3cyclictest0-21swapper/022:10:210
18757991310,3cyclictest0-21swapper/020:17:470
18757991310,3cyclictest0-21swapper/019:47:160
18757991310,3cyclictest0-21swapper/019:24:150
18757991310,3cyclictest0-21swapper/000:27:390
18757991310,2cyclictest93650irq/99-eth0-rx-22:56:440
18757991310,1cyclictest93750irq/100-eth0-rx22:31:530
18757991310,1cyclictest0-21swapper/021:07:240
18757991310,0cyclictest91rcu_preempt20:07:440
18757991310,0cyclictest0-21swapper/022:13:530
18757991310,0cyclictest0-21swapper/019:26:350
18758991211,1cyclictest25023-21apache223:01:291
18758991211,1cyclictest25014-21apache222:51:481
18758991210,2cyclictest0-21swapper/123:46:261
18758991210,2cyclictest0-21swapper/123:36:471
18758991210,2cyclictest0-21swapper/120:56:391
18758991210,2cyclictest0-21swapper/119:41:341
18758991210,2cyclictest0-21swapper/119:16:431
18758991210,1cyclictest231ktimersoftd/100:26:491
18758991210,1cyclictest0-21swapper/122:56:321
18758991210,1cyclictest0-21swapper/120:46:431
18758991210,1cyclictest0-21swapper/120:41:451
18758991210,1cyclictest0-21swapper/120:31:461
18758991210,1cyclictest0-21swapper/100:06:311
18758991210,0cyclictest0-21swapper/121:01:391
18758991210,0cyclictest0-21swapper/119:56:461
18757991211,1cyclictest25023-21apache219:36:410
18757991211,1cyclictest25014-21apache223:46:330
18757991211,1cyclictest0-21swapper/023:11:420
18757991210,2cyclictest0-21swapper/019:51:450
18757991210,1cyclictest17184-21/usr/sbin/munin20:26:440
18757991210,1cyclictest128202sleep020:12:580
18757991210,1cyclictest0-21swapper/023:21:420
18757991210,1cyclictest0-21swapper/019:31:350
18757991210,1cyclictest0-21swapper/019:11:440
18757991210,1cyclictest0-21swapper/019:11:440
18757991210,1cyclictest0-21swapper/000:21:430
18757991210,1cyclictest0-21swapper/000:01:360
18757991210,0cyclictest0-21swapper/023:51:460
18757991210,0cyclictest0-21swapper/020:51:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional