OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #f, slot #7

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

Click here to display the system's profile data.

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.

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 rackfslot7s.osadl.org (updated Thu Oct 03, 2024 00:44:18)
Delayed (victim)					Switcher (culprit)			Timestamp	CPU
PID	Prio	Total latency (µs)	T^(,W^*) latency (µs)	Cmd	PID	Prio	Cmd	Timestamp	CPU
1820384	99	3101	14,3083	cyclictest	1842499	-21	kworker/1:0+events	20:25:21	1
1820384	99	3094	15,3075	cyclictest	1866336	-21	kworker/1:0+events	21:40:15	1
1820384	99	2866	10,2851	cyclictest	1823981	-21	kworker/1:0+events	19:30:27	1
1820384	99	2845	13,2827	cyclictest	1847165	-21	kworker/1:1+events	21:00:11	1
1820384	99	2817	13,2800	cyclictest	1888709	-21	kworker/1:0+events	22:50:17	1
1820384	99	2810	10,2797	cyclictest	1855290	-21	kworker/1:2+events	21:38:26	1
1820384	99	2758	14,2741	cyclictest	1861596	-21	kworker/1:0+events	21:25:16	1
1820384	99	2758	14,2741	cyclictest	1861596	-21	kworker/1:0+events	21:25:16	1
1820384	99	2686	13,2669	cyclictest	1888709	-21	kworker/1:0+events	00:10:15	1
1820384	99	2556	11,2541	cyclictest	1875980	-21	kworker/1:2+events	22:05:17	1
1820384	99	2541	12,2525	cyclictest	1872812	-21	kworker/1:0+events	21:55:00	1
1820384	99	2538	12,2522	cyclictest	1888709	-21	kworker/1:0+events	22:57:05	1
1820384	99	2486	12,2470	cyclictest	1911596	-21	kworker/1:1+events	23:59:21	1
1820384	99	2479	12,2464	cyclictest	1894898	-21	kworker/1:2+events	23:15:14	1
1820384	99	2470	12,2456	cyclictest	1875980	-21	kworker/1:2+events	22:20:02	1
1820384	99	2460	10,2446	cyclictest	1828058	-21	kworker/1:2+events	19:37:11	1
1820384	99	2458	12,2442	cyclictest	1842499	-21	kworker/1:0+events	20:22:59	1
1820384	99	2456	12,2440	cyclictest	1907707	-21	kworker/1:2+events	23:52:00	1
1820384	99	2456	10,2443	cyclictest	1913908	-21	kworker/1:2+events	00:06:56	1
1820384	99	2453	11,2438	cyclictest	1919107	-21	kworker/1:2+events	00:24:25	1
1820384	99	2452	11,2438	cyclictest	1816917	-21	kworker/1:1+events	19:47:06	1
1820384	99	2451	11,2438	cyclictest	1919107	-21	kworker/1:2+events	00:30:10	1
1820384	99	2450	11,2436	cyclictest	1894898	-21	kworker/1:2+events	23:23:50	1
1820384	99	2450	11,2436	cyclictest	1875980	-21	kworker/1:2+events	22:18:46	1
1820384	99	2449	12,2434	cyclictest	1816917	-21	kworker/1:1+events	20:00:26	1
1820384	99	2447	10,2434	cyclictest	1894898	-21	kworker/1:2+events	23:31:13	1
1820384	99	2445	11,2431	cyclictest	1888709	-21	kworker/1:0+events	00:17:36	1
1820384	99	2444	12,2428	cyclictest	1816917	-21	kworker/1:1+events	19:20:14	1
1820384	99	2439	8,2428	cyclictest	1894898	-21	kworker/1:2+events	23:04:51	1
1820384	99	2439	12,2423	cyclictest	1869436	-21	kworker/1:1+events	21:46:24	1
1820384	99	2438	12,2423	cyclictest	1888709	-21	kworker/1:0+events	22:47:33	1
1820384	99	2434	12,2419	cyclictest	1907707	-21	kworker/1:2+events	23:42:04	1
1820384	99	2413	12,2397	cyclictest	1872812	-21	kworker/1:0+events	22:01:28	1
1820384	99	2412	10,2399	cyclictest	1888709	-21	kworker/1:0+events	00:25:19	1
1820384	99	2386	11,2371	cyclictest	1879371	-21	kworker/1:1+events	22:29:24	1
1820384	99	2373	12,2358	cyclictest	1925581	-21	kworker/1:2+events	00:39:01	1
1820384	99	2368	12,2353	cyclictest	1847165	-21	kworker/1:1+events	20:34:55	1
1820384	99	2368	11,2354	cyclictest	1858457	-21	kworker/1:1+events	21:09:24	1
1820384	99	2365	10,2352	cyclictest	1879371	-21	kworker/1:1+events	22:33:02	1
1820384	99	2349	9,2337	cyclictest	1816917	-21	kworker/1:1+events	20:12:29	1
1820384	99	2313	11,2299	cyclictest	1869436	-21	kworker/1:1+events	21:55:56	1
1820384	99	2310	12,2295	cyclictest	1888709	-21	kworker/1:0+events	23:08:55	1
1820384	99	2307	11,2292	cyclictest	1872812	-21	kworker/1:0+events	22:14:16	1
1820384	99	2306	11,2292	cyclictest	1855290	-21	kworker/1:2+events	21:24:31	1
1820384	99	2306	11,2292	cyclictest	1855290	-21	kworker/1:2+events	21:24:31	1
1820384	99	2299	11,2284	cyclictest	1816917	-21	kworker/1:1+events	19:50:55	1
1820384	99	2276	12,2260	cyclictest	1847165	-21	kworker/1:1+events	20:48:58	1
1820384	99	2273	11,2259	cyclictest	1913908	-21	kworker/1:2+events	00:04:41	1
1820384	99	2269	10,2256	cyclictest	1835930	-21	kworker/1:0+events	19:58:39	1
1820384	99	2268	10,2255	cyclictest	1842499	-21	kworker/1:0+events	20:36:44	1
1820384	99	2265	9,2253	cyclictest	1894898	-21	kworker/1:2+events	23:14:29	1
1820384	99	2264	10,2250	cyclictest	1858457	-21	kworker/1:1+events	21:18:11	1
1820384	99	2260	10,2247	cyclictest	1842499	-21	kworker/1:0+events	20:42:38	1
1820384	99	2259	10,2246	cyclictest	1855290	-21	kworker/1:2+events	21:33:29	1
1820384	99	2258	10,2245	cyclictest	1835930	-21	kworker/1:0+events	20:05:42	1
1820384	99	2257	9,2245	cyclictest	1853720	-21	kworker/1:0+events	20:56:30	1
1820384	99	2257	8,2245	cyclictest	1847165	-21	kworker/1:1+events	20:50:27	1
1820384	99	2255	9,2243	cyclictest	1842499	-21	kworker/1:0+events	20:19:19	1
1820384	99	2255	10,2242	cyclictest	1855290	-21	kworker/1:2+events	21:10:52	1
1820384	99	2253	10,2240	cyclictest	1879371	-21	kworker/1:1+events	22:42:30	1
1820384	99	2252	11,2238	cyclictest	1888709	-21	kworker/1:0+events	23:49:38	1
1820384	99	2250	11,2236	cyclictest	1831215	-21	kworker/1:0+events	19:43:59	1
1820384	99	2250	11,2236	cyclictest	1823981	-21	kworker/1:0+events	19:28:59	1
1820384	99	2250	10,2237	cyclictest	1888709	-21	kworker/1:0+events	23:35:49	1
1820384	99	2250	10,2237	cyclictest	1888709	-21	kworker/1:0+events	23:26:24	1
1820384	99	2249	11,2235	cyclictest	1879371	-21	kworker/1:1+events	22:35:46	1
1820384	99	2155	8,2144	cyclictest	1816917	-21	kworker/1:1+events	19:18:02	1
1820384	99	2076	5,2068	cyclictest	1816917	-21	kworker/1:1+events	19:13:11	1
1819848	2	157	117,22	sleep1	0	-21	swapper/1	19:06:36	1
1820049	2	143	111,25	sleep2	0	-21	swapper/2	19:09:14	2
1819828	2	142	108,27	sleep3	0	-21	swapper/3	19:06:22	3
1819815	2	138	106,25	sleep0	0	-21	swapper/0	19:06:11	0
1820381	99	82	79,2	cyclictest	1867962	-21	kworker/u8:0+events_unbound	21:50:02	0
1820381	99	68	65,3	cyclictest	1867962	-21	kworker/u8:0+events_unbound	22:20:02	0
1820381	99	67	65,2	cyclictest	1909437	-21	kworker/u8:0+flush-259:0	00:30:01	0
1820381	99	55	53,2	cyclictest	1850754	-21	kworker/u8:1+events_unbound	21:20:19	0
1820381	99	55	53,2	cyclictest	1850754	-21	kworker/u8:1+events_unbound	21:20:19	0
1820390	99	54	51,2	cyclictest	1857253	-21	kworker/u8:2+events_unbound	21:35:20	3
1820381	99	54	47,4	cyclictest	1871052	-21	apt-get	21:50:00	0
1820390	99	52	51,1	cyclictest	1841027	-21	kworker/u8:2+flush-259:0	20:20:21	3
1820390	99	51	49,2	cyclictest	1909437	-21	kworker/u8:0+events_unbound	23:50:21	3
1820381	99	51	49,2	cyclictest	1899963	-21	kworker/u8:0+events_unbound	23:25:12	0
1820390	99	50	48,2	cyclictest	1916285	-21	kworker/u8:1+flush-259:0	00:10:20	3
1820390	99	50	48,2	cyclictest	1841027	-21	kworker/u8:2+events_unbound	20:25:21	3
1820390	99	49	47,2	cyclictest	1892338	-21	kworker/u8:3+flush-259:0	23:15:00	3
1820390	99	49	47,2	cyclictest	1823986	-21	kworker/u8:4+events_unbound	19:55:20	3
1820390	99	49	47,2	cyclictest	1788052	-21	kworker/u8:2+events_unbound	19:15:19	3
1820390	99	48	46,2	cyclictest	1867962	-21	kworker/u8:0+flush-259:0	21:54:55	3
1820390	99	48	46,2	cyclictest	1818600	-21	kworker/u8:0+events_unbound	19:25:14	3
1820390	99	47	45,2	cyclictest	1867962	-21	kworker/u8:0+events_unbound	21:55:19	3
1820390	99	46	43,2	cyclictest	1916285	-21	kworker/u8:1+flush-259:0	00:30:18	3
1820386	99	46	43,2	cyclictest	1890320	-21	kworker/u8:1+flush-259:0	23:20:20	2
1820381	99	46	44,2	cyclictest	1890320	-21	kworker/u8:1+events_unbound	23:20:20	0
1820390	99	45	43,2	cyclictest	1857253	-21	kworker/u8:2+flush-259:0	22:45:18	3
1820381	99	45	42,2	cyclictest	1818600	-21	kworker/u8:0+events_unbound	20:15:16	0
1820390	99	44	43,1	cyclictest	1818600	-21	kworker/u8:0+events_unbound	20:55:15	3
1820381	99	44	42,2	cyclictest	1857253	-21	kworker/u8:2+events_unbound	21:35:18	0
1820390	99	43	42,1	cyclictest	1904670	-21	kworker/u8:2+events_unbound	00:05:19	3
1820390	99	42	40,2	cyclictest	1823986	-21	kworker/u8:4+flush-259:0	19:20:21	3
1820390	99	42	39,2	cyclictest	1867962	-21	kworker/u8:0+events_unbound	22:40:19	3
^Timer ^*Wakeup (latency=timer+wakeup+contextswitch)


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This page was last modified on 2024-07-29 - 23:00