OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #c, slot #3

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8
Special All - All RT - Optimization - Ethernet - Thumbnails - Next

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 rackcslot3s.osadl.org (updated Sat Jul 27, 2024 00:50:27)
Delayed (victim)					Switcher (culprit)			Timestamp	CPU
PID	Prio	Total latency (µs)	T^(,W^*) latency (µs)	Cmd	PID	Prio	Cmd	Timestamp	CPU
1388	2	597	579,12	sleep6	0	-21	swapper/6	19:06:43	6
1318	2	500	479,15	sleep2	0	-21	swapper/2	19:05:43	2
1361	2	462	443,13	sleep0	0	-21	swapper/0	19:06:21	0
1439	2	458	437,15	sleep3	0	-21	swapper/3	19:07:28	3
1516	2	441	419,15	sleep4	0	-21	swapper/4	19:08:33	4
1519	2	426	404,15	sleep7	0	-21	swapper/7	19:08:36	7
1605	2	423	399,18	sleep1	0	-21	swapper/1	19:09:51	1
1506	2	337	312,19	sleep5	0	-21	swapper/5	19:08:27	5
2064	99	71	70,0	cyclictest	14974	-21	grep	19:35:14	7
2063	99	59	34,1	cyclictest	17520	-21	cat	20:45:32	6
2061	99	59	57,1	cyclictest	21286	-21	tr	20:55:14	4
2060	99	59	56,1	cyclictest	21629	-21	tr	23:10:13	3
2060	99	55	53,1	cyclictest	1106	-21	tr	23:35:11	3
2060	99	55	52,1	cyclictest	15815	-21	sh	23:00:00	3
16962	2	54	0,0	sleep0	0	-21	swapper/0	20:45:21	0
2059	99	53	51,1	cyclictest	22756	-21	timerandwakeup	23:10:32	2
2060	99	47	45,1	cyclictest	11747	-21	tr	20:35:12	3
2063	99	45	44,0	cyclictest	26418	-21	tr	23:20:14	6
2064	99	44	43,0	cyclictest	25421	-21	latency_hist	21:05:01	7
2059	99	44	42,1	cyclictest	10546	-21	grep	21:40:13	2
2058	99	44	42,1	cyclictest	4585	-21	tr	22:35:19	1
2058	99	44	42,1	cyclictest	4585	-21	tr	22:35:19	1
2057	99	43	41,1	cyclictest	21285	-21	grep	20:55:14	0
2059	99	42	40,1	cyclictest	23648	-21	cpuspeed_turbos	21:00:16	2
2064	99	41	0,22	cyclictest	0	-21	swapper/7	00:20:33	7
2062	99	41	39,1	cyclictest	18380	-21	uname	21:55:23	5
2062	99	41	39,1	cyclictest	15868	-21	tr	00:05:12	5
2060	99	41	16,23	cyclictest	24021	-21	tr	23:15:12	3
2063	99	40	38,1	cyclictest	6934	-21	grep	20:25:12	6
2060	99	40	7,18	cyclictest	0	-21	swapper/3	00:34:36	3
2059	99	40	38,1	cyclictest	18939	-21	cpuspeed_turbos	20:50:14	2
2057	99	40	38,1	cyclictest	6913	-21	tr	22:40:13	0
2064	99	39	24,14	cyclictest	20793	-21	cpuspeed_turbos	00:15:12	7
2064	99	39	12,10	cyclictest	0	-21	swapper/7	22:10:18	7
2064	99	39	1,18	cyclictest	0	-21	swapper/7	21:38:14	7
2062	99	39	16,12	cyclictest	0	-21	swapper/5	23:33:44	5
2061	99	39	36,2	cyclictest	31003	-21	head	22:20:39	4
2060	99	39	5,21	cyclictest	0	-21	swapper/3	00:15:07	3
2059	99	39	0,38	cyclictest	9886	-21	apt	21:40:01	2
2058	99	39	14,24	cyclictest	18083	-21	grep	23:00:36	1
2057	99	39	37,1	cyclictest	19605	-21	latency_hist	22:00:01	0
2063	99	38	36,1	cyclictest	9353	-21	wc	21:35:34	6
2063	99	38	36,1	cyclictest	11930	-21	grep	21:40:38	6
2063	99	38	36,1	cyclictest	11312	-21	wc	19:25:42	6
2063	99	38	0,2	cyclictest	25420	-21	grep	23:15:36	6
2063	99	38	0,1	cyclictest	0	-21	swapper/6	21:20:33	6
2062	99	38	9,21	cyclictest	0	-21	swapper/5	23:40:33	5
2061	99	38	20,17	cyclictest	5701	-21	tr	21:30:16	4
2061	99	38	0,1	cyclictest	2270	-21	grep	20:15:16	4
2060	99	38	36,1	cyclictest	8181	-21	grep	21:35:13	3
2059	99	38	36,1	cyclictest	491	-21	sendmail_mailqu	20:10:34	2
2057	99	38	37,0	cyclictest	0	-21	swapper/0	22:00:13	0
2064	99	37	36,0	cyclictest	9304	-21	tr	20:30:13	7
2064	99	37	36,0	cyclictest	12919	-21	cpuspeed_turbos	21:45:13	7
2064	99	37	36,0	cyclictest	0	-21	swapper/7	19:50:28	7
2064	99	37	35,1	cyclictest	24814	-21	cpuspeed_turbos	19:55:13	7
2063	99	37	35,1	cyclictest	12011	-21	grep	20:35:16	6
2062	99	37	35,1	cyclictest	29123	-21	cat	20:05:00	5
2062	99	37	35,1	cyclictest	17352	-21	cpuspeed_turbos	19:40:16	5
2061	99	37	35,1	cyclictest	0	-21	swapper/4	23:40:31	4
2061	99	37	34,1	cyclictest	27277	-21	cpuspeed_turbos	20:00:14	4
2060	99	37	35,1	cyclictest	31975	-21	cpuspeed_turbos	20:10:14	3
2057	99	37	36,0	cyclictest	13431	-21	sh	22:55:00	0
2057	99	37	35,1	cyclictest	9383	-21	tr	20:30:14	0
2057	99	37	35,1	cyclictest	25721	-21	ps	19:55:30	0
2057	99	37	35,1	cyclictest	25411	-21	missed_timers	22:10:23	0
2064	99	36	35,0	cyclictest	22510	-21	cpuspeed_turbos	22:05:16	7
2064	99	36	34,1	cyclictest	8330	-21	cpuspeed_turbos	23:50:12	7
2064	99	36	22,1	cyclictest	1331	-21	idleruntime	21:20:16	7
2063	99	36	34,1	cyclictest	23171	-21	tr	00:20:11	6
2063	99	36	34,1	cyclictest	21968	-21	grep	00:15:33	6
2063	99	36	34,1	cyclictest	14334	-21	grep	00:00:35	6
2063	99	36	34,1	cyclictest	12550	-21	latency_hist	00:00:01	6
2063	99	36	0,1	cyclictest	0	-21	swapper/6	20:10:00	6
2062	99	36	35,0	cyclictest	16703	-21	cpuspeed_turbos	23:00:12	5
2062	99	36	34,1	cyclictest	8093	-21	cpuspeed_turbos	21:35:12	5
2062	99	36	34,1	cyclictest	21287	-21	tr	20:55:14	5
2062	99	36	11,17	cyclictest	0	-21	swapper/5	23:05:18	5
2061	99	36	34,1	cyclictest	9471	-21	unixbench_multi	21:35:34	4
2061	99	36	34,1	cyclictest	31172	-21	cut	23:30:16	4
2061	99	36	34,1	cyclictest	14013	-21	tr	22:55:14	4
2060	99	36	35,0	cyclictest	0	-21	swapper/3	21:50:01	3
2060	99	36	34,1	cyclictest	30155	-21	tail	23:25:39	3
2060	99	36	34,1	cyclictest	10721	-21	cpuspeed_turbos	23:55:15	3
2058	99	36	34,1	cyclictest	21283	-21	chrt	20:55:14	1
2058	99	36	34,1	cyclictest	19413	-21	sh	22:00:00	1
2057	99	36	35,0	cyclictest	32371	-21	grep	21:15:35	0
2057	99	36	33,1	cyclictest	4685	-21	tr	20:20:17	0
2064	99	35	32,2	cyclictest	0	-21	swapper/7	21:20:00	7
2064	99	35	21,13	cyclictest	4325	-21	sendmail_mailst	21:25:55	7
2063	99	35	34,0	cyclictest	0	-21	swapper/6	19:10:36	6
2063	99	35	33,1	cyclictest	0	-21	swapper/6	20:40:38	6
2062	99	35	34,0	cyclictest	13430	-21	sh	22:55:01	5
2062	99	35	33,1	cyclictest	27331	-21	turbostat.cron	00:30:00	5
2061	99	35	33,1	cyclictest	0	-21	swapper/4	21:55:01	4
2060	99	35	9,22	cyclictest	0	-21	swapper/3	23:54:59	3
2060	99	35	33,1	cyclictest	6513	-21	wc	23:45:24	3
2060	99	35	33,1	cyclictest	0	-21	swapper/3	19:45:36	3
2059	99	35	34,0	cyclictest	5290	-21	sh	23:45:00	2
2059	99	35	33,1	cyclictest	30592	-21	grep	23:30:00	2
^Timer ^*Wakeup (latency=timer+wakeup+contextswitch)


Access: public		Short link to this page
This page was last modified on 2019-05-28 - 00:17