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 Sun Jul 26, 2026 00:43:55)
Delayed (victim)					Switcher (culprit)			Timestamp	CPU
PID	Prio	Total latency (µs)	T^(,W^*) latency (µs)	Cmd	PID	Prio	Cmd	Timestamp	CPU
21353	2	333	311,4	sleep2	0	-21	swapper/2	19:09:45	2
21023	2	316	309,5	sleep3	0	-21	swapper/3	19:05:29	3
19531	2	316	302,5	sleep0	0	-21	swapper/0	19:05:03	0
21061	2	313	306,5	sleep1	0	-21	swapper/1	19:06:00	1
21641	99	299	0,298	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	00:20:12	0
21644	99	298	0,297	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	22:55:30	3
21641	99	298	0,297	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:45:13	0
21644	99	297	0,296	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:35:14	3
21644	99	297	0,296	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	22:30:16	3
21644	99	296	0,295	cyclictest	31579	-21	kworker/u16:1+efi_rts_wq	22:05:14	3
21642	99	296	0,295	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:35:15	1
21642	99	296	0,295	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	20:55:14	1
21643	99	295	0,294	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	19:15:13	2
21642	99	295	0,293	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:35:14	1
21641	99	294	1,292	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:15:14	0
21641	99	292	0,291	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	21:05:14	0
21642	99	290	0,288	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:55:13	1
21641	99	289	0,288	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	22:50:13	0
21641	99	288	0,287	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	22:25:13	0
21644	99	287	0,286	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	20:10:14	3
21643	99	286	0,285	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:40:14	2
21644	99	285	0,284	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	19:29:50	3
21641	99	285	0,284	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:30:12	0
21641	99	285	0,284	cyclictest	19292	-21	kworker/u16:2+efi_rts_wq	19:40:27	0
21641	99	285	0,283	cyclictest	19292	-21	kworker/u16:2+efi_rts_wq	19:20:13	0
21641	99	285	0,282	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	20:25:13	0
21642	99	284	0,283	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	19:34:51	1
21641	99	283	0,282	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	22:00:19	0
21644	99	280	0,278	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:50:14	3
21642	99	280	0,279	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	19:15:13	1
21641	99	280	0,279	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	23:00:11	0
21643	99	279	0,278	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	22:40:13	2
21642	99	279	0,278	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:35:14	1
21642	99	279	0,278	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	22:45:14	1
21641	99	279	0,277	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	22:40:27	0
21644	99	278	0,277	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:25:13	3
21644	99	278	0,277	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	23:10:13	3
21641	99	278	0,276	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	20:00:13	0
21644	99	275	0,274	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	21:00:14	3
21644	99	275	0,274	cyclictest	19292	-21	kworker/u16:2+efi_rts_wq	19:35:12	3
21643	99	274	0,272	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:15:13	2
21643	99	272	0,271	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:50:06	2
21643	99	271	0,270	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	22:35:13	2
21642	99	271	0,270	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	23:10:13	1
21643	99	270	0,268	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	19:50:13	2
21641	99	269	0,268	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:55:13	0
21643	99	267	0,266	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:40:13	2
21642	99	267	0,266	cyclictest	28465	-21	kworker/u16:0+efi_rts_wq	00:00:15	1
21643	99	266	0,265	cyclictest	28465	-21	kworker/u16:0+efi_rts_wq	00:05:16	2
21642	99	266	0,265	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	22:20:14	1
21644	99	265	0,264	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:40:14	3
21642	99	265	0,264	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	00:35:14	1
21641	99	265	0,264	cyclictest	12139	-21	kworker/u16:2+efi_rts_wq	00:25:14	0
21641	99	265	0,263	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	22:30:16	0
21643	99	263	0,262	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:55:07	2
21641	99	262	0,261	cyclictest	12139	-21	kworker/u16:2+efi_rts_wq	00:30:14	0
21643	99	260	0,259	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	23:05:14	2
21642	99	256	0,255	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:20:14	1
21644	99	254	0,253	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	19:45:13	3
21642	99	253	0,252	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:40:13	1
21644	99	252	0,251	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:45:13	3
21642	99	252	0,251	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	19:44:53	1
21644	99	251	0,250	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	22:10:12	3
21644	99	251	0,250	cyclictest	12139	-21	kworker/u16:2+efi_rts_wq	00:25:47	3
21642	99	250	0,249	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:15:15	1
21643	99	249	0,248	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:55:19	2
21641	99	248	0,247	cyclictest	19292	-21	kworker/u16:2+efi_rts_wq	19:25:13	0
21644	99	247	0,246	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	00:35:14	3
21644	99	247	0,246	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	20:35:03	3
21641	99	247	0,246	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:25:13	0
21641	99	246	0,245	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:40:38	0
21641	99	246	0,245	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	20:20:13	0
21644	99	243	0,242	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	23:05:14	3
21642	99	243	0,242	cyclictest	28465	-21	kworker/u16:0+efi_rts_wq	23:30:13	1
21642	99	243	0,242	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:10:13	1
21644	99	242	0,240	cyclictest	12139	-21	kworker/u16:2+efi_rts_wq	23:45:39	3
21643	99	240	0,239	cyclictest	28465	-21	kworker/u16:0+efi_rts_wq	23:15:15	2
21642	99	239	0,238	cyclictest	12139	-21	kworker/u16:2+efi_rts_wq	00:15:46	1
21642	99	239	0,238	cyclictest	11924	-21	kworker/u16:2+efi_rts_wq	22:50:30	1
21644	99	238	0,237	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:50:13	3
21642	99	238	0,237	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:05:14	1
21642	99	238	0,237	cyclictest	31579	-21	kworker/u16:1+efi_rts_wq	22:00:13	1
21642	99	238	0,237	cyclictest	19292	-21	kworker/u16:2+efi_rts_wq	19:39:52	1
21644	99	236	0,235	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:25:11	3
21643	99	236	0,235	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	22:15:14	2
21641	99	236	0,235	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	19:59:56	0
21644	99	234	0,233	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:25:01	3
21644	99	234	0,233	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	21:55:12	3
21641	99	233	0,232	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	22:45:14	0
21641	99	232	0,231	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:35:14	0
21641	99	232	0,231	cyclictest	31579	-21	kworker/u16:1+efi_rts_wq	21:50:14	0
21641	99	230	0,228	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	22:55:13	0
21643	99	229	0,228	cyclictest	19292	-21	kworker/u16:2+efi_rts_wq	19:40:27	2
21642	99	228	0,227	cyclictest	3870	-21	kworker/u16:3+efi_rts_wq	20:30:14	1
21643	99	227	0,225	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	22:50:14	2
21644	99	226	0,225	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	00:15:15	3
21644	99	226	0,225	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	22:15:13	3
21643	99	223	0,222	cyclictest	21362	-21	kworker/u16:0+efi_rts_wq	22:10:13	2
21643	99	223	0,221	cyclictest	12884	-21	kworker/u16:3+efi_rts_wq	23:00:12	2
21642	99	222	0,221	cyclictest	31003	-21	kworker/u16:3+efi_rts_wq	23:25:12	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