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 #3, slot #5

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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system

Characteristics of the 100 highest latencies:

System rack3slot5s.osadl.org (updated Wed Oct 22, 2025 00:43:30)
Delayed (victim)					Switcher (culprit)			Timestamp	CPU
PID	Prio	Total latency (µs)	T^(,W^*) latency (µs)	Cmd	PID	Prio	Cmd	Timestamp	CPU
18618	2	159	0	sleep1	1214	50	irq/29-eth0_g0_	22:13:14	1
15944	2	118	0	sleep1	1214	50	irq/29-eth0_g0_	22:00:39	1
777	2	80	0	sleep0	1214	50	irq/29-eth0_g0_	23:12:06	0
15769	2	60	0	sleep1	1215	50	irq/30-eth0_g0_	19:45:11	1
10164	2	60	0	sleep0	1214	50	irq/29-eth0_g0_	23:50:12	0
15082	2	59	0	sleep0	1215	50	irq/30-eth0_g0_	21:59:51	0
12	1	54	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	23:22:53	1
12	1	52	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	21:57:46	1
12	1	52	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	00:01:03	0
19262	2	51	0	chrt	1215	50	irq/30-eth0_g0_	20:00:12	1
12	1	51	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	21:47:51	1
12	1	51	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	00:16:19	1
12	1	50	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	21:27:54	1
12	1	50	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	20:27:00	1
12	1	50	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	22:35:52	0
12	1	49	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	22:56:10	1
12	1	49	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	22:58:26	0
12	1	48	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	22:15:06	1
12	1	48	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	21:41:34	1
12	1	48	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	21:41:34	1
12	1	47	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	23:56:59	0
12	1	47	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	22:44:20	0
12	1	47	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	22:44:20	0
12	1	47	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	00:13:53	1
12	1	47	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	22:54:51	1
12	1	46	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	21:10:10	0
12	1	46	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	21:20:14	1
12	1	45	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	23:09:20	1
9455	2	44	0	sleep1	1215	50	irq/30-eth0_g0_	23:47:38	1
12	1	44	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	23:04:52	0
10805	2	44	0	sleep1	1214	50	irq/29-eth0_g0_	23:54:04	1
1215	50	43	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	22:47:29	1
1215	50	43	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	22:29:42	1
1214	50	43	0	irq/29-eth0_g0_	5895	-21	fgrep	19:05:15	0
1214	50	43	0	irq/29-eth0_g0_	30315	-21	latency_hist	20:49:52	0
1214	50	43	0	irq/29-eth0_g0_	1961	-21	runrttasks	20:32:39	0
1214	50	43	0	irq/29-eth0_g0_	13	-21	kworker/0:1	00:09:19	0
12	1	43	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	23:30:04	1
1214	50	42	0	irq/29-eth0_g0_	3	1	ksoftirqd/0	00:30:12	0
12	1	42	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	00:11:08	0
12	1	42	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	21:14:29	1
12	1	42	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	00:06:54	1
4598	2	41	0	sleep1	1215	50	irq/30-eth0_g0_	23:28:15	1
1214	50	41	0	irq/29-eth0_g0_	13	-21	kworker/0:1	21:15:40	0
1214	50	41	0	irq/29-eth0_g0_	12	1	ksoftirqd/1	00:26:50	0
12	1	41	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	23:45:11	0
12	1	41	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	23:17:11	1
12	1	41	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	19:40:15	1
6498	99	40	9	cyclictest	0	-21	swapper/1	21:30:42	1
6498	99	40	1	cyclictest	942	-21	zcat	21:00:15	1
6498	99	40	1	cyclictest	31081	-21	grep	20:50:15	1
1215	50	40	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	00:34:52	1
1214	50	40	0	irq/29-eth0_g0_	3	1	ksoftirqd/0	00:20:53	0
1214	50	40	0	irq/29-eth0_g0_	1961	-21	runrttasks	19:12:35	0
1214	50	40	0	irq/29-eth0_g0_	13	-21	kworker/0:1	22:07:58	0
1214	50	40	0	irq/29-eth0_g0_	13	-21	kworker/0:1	21:32:14	0
1214	50	40	0	irq/29-eth0_g0_	12	1	ksoftirqd/1	22:19:13	0
12	1	40	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	22:14:23	0
12	1	40	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	21:48:47	0
12	1	40	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	00:19:15	0
1215	50	39	0	irq/30-eth0_g0_	6000	-21	unixbench_multi	19:05:17	1
1215	50	39	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	23:40:13	1
1214	50	39	0	irq/29-eth0_g0_	30279	-21	ntp_offset	23:00:12	0
1214	50	39	0	irq/29-eth0_g0_	1961	-21	runrttasks	20:56:01	0
1214	50	39	0	irq/29-eth0_g0_	13	-21	kworker/0:1	23:42:15	0
1214	50	39	0	irq/29-eth0_g0_	13	-21	kworker/0:1	22:30:30	0
1214	50	39	0	irq/29-eth0_g0_	13	-21	kworker/0:1	22:23:02	0
1214	50	39	0	irq/29-eth0_g0_	13	-21	kworker/0:1	21:37:07	0
1214	50	39	0	irq/29-eth0_g0_	12	1	ksoftirqd/1	23:38:07	0
1214	50	39	0	irq/29-eth0_g0_	12	1	ksoftirqd/1	23:22:26	0
1214	50	39	0	irq/29-eth0_g0_	12	1	ksoftirqd/1	22:24:56	0
1214	50	39	0	irq/29-eth0_g0_	0	-21	swapper/0	00:35:13	0
12	1	39	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	22:52:35	0
12	1	39	0	ksoftirqd/1	1215	50	irq/30-eth0_g0_	21:50:13	0
6498	99	38	2	cyclictest	21991	-21	chrt	20:10:14	1
6498	99	38	1	cyclictest	6327	-21	ls	23:35:06	1
6498	99	38	1	cyclictest	30148	-21	latency	23:00:07	1
1215	50	38	0	irq/30-eth0_g0_	3	1	ksoftirqd/0	23:30:17	0
1215	50	38	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	22:35:28	1
1215	50	38	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	00:27:01	1
1215	50	38	0	irq/30-eth0_g0_	12	1	ksoftirqd/1	23:59:44	1
1214	50	38	0	irq/29-eth0_g0_	23169	-21	unixbench_multi	20:15:15	0
1214	50	38	0	irq/29-eth0_g0_	1961	-21	runrttasks	21:08:19	0
1214	50	38	0	irq/29-eth0_g0_	13	-21	kworker/0:1	21:25:24	0
1214	50	38	0	irq/29-eth0_g0_	13	-21	kworker/0:1	21:20:17	0
12	1	38	0	ksoftirqd/1	1214	50	irq/29-eth0_g0_	21:36:52	1
6498	99	37	8	cyclictest	0	-21	swapper/1	21:54:47	1
6498	99	37	4	cyclictest	8342	-21	rt-features	19:15:12	1
6498	99	37	1	cyclictest	538	-21	tail	23:10:16	1
6498	99	37	1	cyclictest	28136	-21	unixbench_singl	20:35:14	1
6498	99	37	1	cyclictest	17817	2	sleep1	00:20:16	1
6498	99	37	1	cyclictest	17639	-21	egrep	19:55:03	1
1215	50	37	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	22:39:57	1
1215	50	37	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	22:39:57	1
1215	50	37	0	irq/30-eth0_g0_	1221	-21	kworker/1:2	22:30:12	1
1215	50	37	0	irq/30-eth0_g0_	0	-21	swapper/1	21:16:11	1
1214	50	37	0	irq/29-eth0_g0_	3	1	ksoftirqd/0	22:44:53	0
1214	50	37	0	irq/29-eth0_g0_	1961	-21	runrttasks	20:43:08	0
1214	50	37	0	irq/29-eth0_g0_	13	-21	kworker/0:1	22:01:34	0
1214	50	37	0	irq/29-eth0_g0_	12	1	ksoftirqd/1	00:01:33	1
^Timer ^*Wakeup (latency=timer+wakeup+contextswitch)


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