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 Wed Aug 26, 2026 00:43:56)
Delayed (victim)					Switcher (culprit)			Timestamp	CPU
PID	Prio	Total latency (µs)	T^(,W^*) latency (µs)	Cmd	PID	Prio	Cmd	Timestamp	CPU
32162	2	324	317,5	sleep1	0	-21	swapper/1	19:05:52	1
32355	2	318	304,5	sleep2	0	-21	swapper/2	19:08:22	2
32236	2	317	310,5	sleep3	0	-21	swapper/3	19:06:51	3
32321	2	316	302,5	sleep0	0	-21	swapper/0	19:07:56	0
402	99	301	0,299	cyclictest	21505	-21	kworker/u16:2+efi_rts_wq	23:40:13	1
400	99	298	0,297	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:35:01	0
405	99	297	0,296	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:04:55	2
405	99	296	0,295	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:40:12	2
400	99	296	0,295	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	19:54:29	0
410	99	294	0,293	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:24:35	3
410	99	294	0,293	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	19:30:15	3
402	99	294	0,293	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:25:13	1
410	99	293	0,292	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	21:05:22	3
402	99	293	0,292	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:40:13	1
410	99	292	0,291	cyclictest	20820	-21	kworker/u16:1+efi_rts_wq	23:25:13	3
402	99	291	0,290	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	22:25:15	1
400	99	291	0,288	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:45:03	0
410	99	290	0,289	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:20:14	3
402	99	290	0,289	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	19:30:15	1
405	99	289	0,288	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:15:13	2
402	99	288	0,287	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:35:13	1
400	99	288	0,287	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	21:30:13	0
400	99	288	0,287	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:30:14	0
400	99	288	0,286	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	23:45:13	0
410	99	287	0,286	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	22:24:59	3
400	99	285	0,284	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	19:20:12	0
410	99	284	0,283	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:35:13	3
405	99	283	0,282	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:20:12	2
410	99	282	0,281	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	19:40:13	3
410	99	281	0,280	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	22:30:01	3
410	99	281	0,280	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	20:50:14	3
405	99	281	0,280	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:45:12	2
400	99	281	0,280	cyclictest	28245	-21	kworker/u16:3+efi_rts_wq	22:55:13	0
410	99	280	0,279	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:10:14	3
402	99	280	0,279	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:20:13	1
400	99	280	0,279	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:40:13	0
400	99	280	0,279	cyclictest	20820	-21	kworker/u16:1+efi_rts_wq	23:00:12	0
405	99	279	0,278	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	21:50:13	2
400	99	276	0,273	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	19:45:14	0
410	99	275	0,274	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	23:50:13	3
405	99	275	0,274	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:04:31	2
405	99	275	0,274	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	20:05:14	2
400	99	275	0,273	cyclictest	2362	-21	kworker/u16:0+efi_rts_wq	23:35:12	0
405	99	274	0,273	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:34:49	2
402	99	273	0,272	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:20:14	1
402	99	271	0,270	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:15:22	1
405	99	270	0,269	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	20:25:13	2
402	99	270	0,269	cyclictest	28245	-21	kworker/u16:3+efi_rts_wq	22:50:14	1
410	99	269	0,268	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:05:14	3
402	99	269	0,268	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	23:45:12	1
410	99	268	0,267	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:10:12	3
405	99	268	0,267	cyclictest	28451	-21	kworker/u16:0+efi_rts_wq	00:35:25	2
405	99	267	0,266	cyclictest	2362	-21	kworker/u16:0+efi_rts_wq	23:30:15	2
410	99	265	0,264	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:05:20	3
410	99	264	0,263	cyclictest	20820	-21	kworker/u16:1+efi_rts_wq	23:00:12	3
402	99	264	0,263	cyclictest	2362	-21	kworker/u16:0+efi_rts_wq	23:05:06	1
400	99	264	0,263	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:15:15	0
410	99	263	0,262	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	21:00:12	3
400	99	263	0,261	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:00:14	0
410	99	262	0,261	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:30:14	3
405	99	262	0,260	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	22:35:11	2
402	99	261	0,260	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	19:29:25	1
402	99	260	0,259	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	21:10:13	1
402	99	260	0,259	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	21:10:13	1
410	99	259	0,258	cyclictest	2362	-21	kworker/u16:0+efi_rts_wq	23:15:12	3
405	99	257	0,256	cyclictest	28451	-21	kworker/u16:0+efi_rts_wq	23:55:12	2
402	99	256	0,255	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	19:24:24	1
410	99	253	0,251	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	19:45:14	3
402	99	251	0,250	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:55:12	1
402	99	250	0,249	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	19:44:28	1
402	99	249	0,246	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:00:13	1
400	99	249	0,248	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:20:14	0
402	99	246	0,245	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:30:14	1
410	99	244	0,243	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	21:25:13	3
402	99	242	0,241	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	20:55:13	1
410	99	241	0,238	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:20:14	3
405	99	239	0,238	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	19:15:13	2
405	99	238	0,237	cyclictest	20820	-21	kworker/u16:1+efi_rts_wq	23:00:06	2
400	99	238	0,237	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	22:00:14	0
400	99	236	0,235	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:45:14	0
402	99	234	0,233	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:10:14	1
400	99	234	0,233	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:50:21	0
410	99	229	0,228	cyclictest	20820	-21	kworker/u16:1+efi_rts_wq	23:10:12	3
402	99	229	0,228	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:15:14	1
405	99	228	0,226	cyclictest	20820	-21	kworker/u16:1+efi_rts_wq	23:05:11	2
400	99	228	0,227	cyclictest	2362	-21	kworker/u16:0+efi_rts_wq	23:30:15	0
402	99	227	0,226	cyclictest	20820	-21	kworker/u16:1+efi_rts_wq	22:45:13	1
405	99	226	0,225	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	20:15:13	2
402	99	226	0,225	cyclictest	28451	-21	kworker/u16:0+efi_rts_wq	00:05:13	1
410	99	225	0,224	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:25:24	3
402	99	225	0,224	cyclictest	20820	-21	kworker/u16:1+efi_rts_wq	23:10:12	1
400	99	225	0,224	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:59:54	0
410	99	223	0,221	cyclictest	17136	-21	kworker/u16:3+efi_rts_wq	00:00:14	3
405	99	223	0,222	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	19:35:13	2
405	99	223	0,221	cyclictest	21505	-21	kworker/u16:2+efi_rts_wq	23:40:15	2
405	99	222	0,221	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	21:55:11	2
405	99	222	0,221	cyclictest	2362	-21	kworker/u16:0+efi_rts_wq	23:15:12	2
402	99	222	0,221	cyclictest	8742	-21	kworker/u16:2+efi_rts_wq	22:05:14	1
400	99	221	0,220	cyclictest	28451	-21	kworker/u16:0+efi_rts_wq	00:05:14	0
405	99	220	0,219	cyclictest	28279	-21	kworker/u16:0+efi_rts_wq	22:30:14	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