You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-29 - 04:30
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 792 highest latencies:
System rackcslot2.osadl.org (updated Sat Nov 29, 2025 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
233022700,6sleep023297-21cpuspeed_turbos19:01:560
2452026956,9sleep10-21swapper/119:02:151
98182670,1sleep00-21swapper/022:40:150
25134993635,1cyclictest0-21swapper/121:08:061
25134993210,2cyclictest0-21swapper/123:49:121
25133993231,1cyclictest0-21swapper/020:56:470
25133993110,21cyclictest0-21swapper/021:42:420
25134993028,1cyclictest10405-21ssh23:26:401
25134992910,3cyclictest0-21swapper/123:41:101
25133992929,0cyclictest0-21swapper/023:31:350
2513399290,28cyclictest0-21swapper/022:11:150
25133992810,6cyclictest0-21swapper/021:09:590
2513399280,23cyclictest14647-21ssh00:19:000
25134992725,1cyclictest24-21ksoftirqd/119:31:421
25134992710,17cyclictest0-21swapper/122:03:041
2513399268,17cyclictest0-21swapper/021:53:020
25133992626,0cyclictest0-21swapper/021:33:290
25133992616,7cyclictest0-21swapper/022:41:530
25133992610,2cyclictest0-21swapper/021:27:330
25133992610,16cyclictest0-21swapper/021:17:130
25134992518,5cyclictest12471-21if_eth219:56:571
25134992516,9cyclictest97750irq/106-eth1-rx00:16:581
25134992515,6cyclictest21639-21ssh22:11:521
2513499250,24cyclictest0-21swapper/121:34:571
2513499250,10cyclictest0-21swapper/123:31:511
25133992524,1cyclictest0-21swapper/022:26:090
25133992410,7cyclictest0-21swapper/022:27:000
25133992410,5cyclictest0-21swapper/023:39:440
2513399240,15cyclictest0-21swapper/019:26:540
1970222410,0sleep10-21swapper/122:08:061
25134992318,2cyclictest25131-21cyclictest19:36:561
25134992314,1cyclictest0-21swapper/100:34:371
25133992323,0cyclictest16102-21apache222:52:140
25133992323,0cyclictest0-21swapper/022:36:230
25133992318,3cyclictest0-21swapper/022:11:550
2513399231,3cyclictest0-21swapper/022:21:380
25133992310,7cyclictest0-21swapper/020:23:030
25133992310,4cyclictest0-21swapper/021:48:220
2298622310,0sleep10-21swapper/122:57:261
25134992222,0cyclictest0-21swapper/123:58:001
2513499222,19cyclictest10604-21latency_hist21:56:431
25133992219,1cyclictest0-21swapper/023:02:040
25133992218,3cyclictest16102-21apache223:54:520
1994122210,0sleep00-21swapper/000:26:570
25134992120,0cyclictest16076-21apache221:45:351
25134992118,2cyclictest16102-21apache223:18:381
25134992116,3cyclictest6338-21diskmemload22:48:591
25134992110,8cyclictest0-21swapper/122:37:271
25134992110,5cyclictest0-21swapper/122:42:021
25134992110,5cyclictest0-21swapper/119:41:581
25134992110,4cyclictest0-21swapper/121:11:591
2513399214,5cyclictest0-21swapper/023:43:360
2513399213,6cyclictest0-21swapper/023:13:220
25133992117,3cyclictest16102-21apache222:03:410
25133992110,5cyclictest0-21swapper/020:06:560
2513399210,9cyclictest0-21swapper/019:22:020
2043722110,0sleep00-21swapper/021:25:120
2513499207,5cyclictest0-21swapper/120:17:011
2513499203,10cyclictest0-21swapper/120:52:021
2513499202,2cyclictest0-21swapper/122:29:371
25134992016,3cyclictest16076-21apache221:22:301
25134992011,2cyclictest0-21swapper/123:14:411
25134992010,3cyclictest0-21swapper/121:59:081
2513499200,13cyclictest0-21swapper/120:01:571
2513399205,6cyclictest6338-21diskmemload00:21:570
2513399205,10cyclictest0-21swapper/023:56:560
2513399202,2cyclictest6338-21diskmemload00:32:500
25133992015,4cyclictest18540-21snmpd19:08:450
25133992011,0cyclictest10796-21taskset21:56:540
25133992010,5cyclictest0-21swapper/020:19:340
2513399200,7cyclictest0-21swapper/023:48:440
487621910,0sleep00-21swapper/023:17:300
2692421910,0sleep00-21swapper/020:34:000
2513499193,9cyclictest0-21swapper/119:31:591
25134991917,2cyclictest0-21swapper/121:47:011
25134991911,5cyclictest6338-21diskmemload00:29:481
2513499191,11cyclictest0-21swapper/100:01:541
25134991910,8cyclictest0-21swapper/100:13:381
25134991910,7cyclictest0-21swapper/122:34:291
25134991910,6cyclictest0-21swapper/122:17:521
25134991910,6cyclictest0-21swapper/120:27:011
25134991910,5cyclictest0-21swapper/121:16:541
25134991910,3cyclictest0-21swapper/123:52:011
2513399196,6cyclictest6424-21df_inode19:41:560
2513399195,9cyclictest0-21swapper/023:21:590
2513399194,8cyclictest0-21swapper/019:46:560
2513399194,14cyclictest29430-21grep21:36:590
2513399194,14cyclictest0-21swapper/020:52:030
2513399193,10cyclictest0-21swapper/020:36:570
25133991918,0cyclictest0-21swapper/022:48:300
25133991913,5cyclictest0-21swapper/020:12:040
25133991911,4cyclictest0-21swapper/000:11:590
25133991910,8cyclictest0-21swapper/000:06:560
25133991910,6cyclictest0-21swapper/019:17:450
25133991910,5cyclictest0-21swapper/019:36:540
25133991910,5cyclictest0-21swapper/000:01:470
2513399190,3cyclictest0-21swapper/023:34:320
2513399190,12cyclictest0-21swapper/019:11:540
3088821810,0sleep00-21swapper/020:45:100
2513499184,12cyclictest0-21swapper/121:01:551
2513499183,8cyclictest0-21swapper/122:26:431
25134991811,4cyclictest12748-21ssh23:28:471
25134991810,4cyclictest0-21swapper/123:02:501
25134991810,3cyclictest0-21swapper/120:21:551
25134991810,3cyclictest0-21swapper/119:16:561
25134991810,2cyclictest0-21swapper/120:56:551
2513399185,5cyclictest0-21swapper/021:11:570
25133991812,1cyclictest0-21swapper/020:49:530
25133991810,4cyclictest0-21swapper/023:00:230
25133991810,1cyclictest0-21swapper/023:07:050
2461221810,0sleep10-21swapper/123:46:241
25134991713,2cyclictest25131-21cyclictest20:41:561
25134991710,5cyclictest0-21swapper/123:06:561
25134991710,3cyclictest0-21swapper/120:07:001
25134991710,1cyclictest0-21swapper/119:50:021
2513399172,11cyclictest0-21swapper/019:32:010
2513399171,9cyclictest23639-21grep20:26:570
25133991710,1cyclictest0-21swapper/021:01:580
2092821710,0sleep10-21swapper/122:55:581
2513499164,9cyclictest0-21swapper/100:07:001
2513499161,10cyclictest0-21swapper/119:51:561
25134991610,6cyclictest0-21swapper/120:12:141
25134991610,6cyclictest0-21swapper/119:08:021
25134991610,4cyclictest18540-21snmpd20:36:181
25134991610,3cyclictest0-21swapper/119:11:541
25134991610,2cyclictest0-21swapper/121:37:351
25134991610,2cyclictest0-21swapper/121:26:551
2513499160,11cyclictest0-21swapper/120:51:021
25133991610,2cyclictest14197-21grep20:01:560
25133991610,1cyclictest0-21swapper/019:52:010
25134991510,4cyclictest0-21swapper/119:22:461
25134991510,0cyclictest0-21swapper/100:21:431
25133991510,2cyclictest0-21swapper/019:56:530
25134991410,2cyclictest0-21swapper/120:36:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional