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2024-10-07 - 18:47

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 
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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 50 highest latencies:
System rackfslot7s.osadl.org (updated Mon Oct 07, 2024 00:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
370315899301014,2992cyclictest3759057-21kworker/0:1+events22:05:170
370315899268813,2671cyclictest3797646-21kworker/0:3+events00:10:150
370315899267613,2660cyclictest3704805-21kworker/0:2+events19:40:200
370315899265813,2640cyclictest3799404-21kworker/0:0+events00:20:180
370315899264312,2627cyclictest3704805-21kworker/0:2+events19:50:180
370315899260613,2589cyclictest3707298-21kworker/0:0+events19:20:150
370315899253512,2520cyclictest3788958-21kworker/0:1+events23:45:230
370315899253112,2515cyclictest3800762-21kworker/0:1+events00:30:140
370315899247912,2462cyclictest3707298-21kworker/0:0+events19:30:120
370315899247212,2457cyclictest3784240-21kworker/0:0+events23:33:200
37031589924598,2446cyclictest3750643-21kworker/0:0+events22:00:000
370315899245011,2436cyclictest3760891-21kworker/0:2+events22:39:000
370315899244411,2429cyclictest3744484-21kworker/0:1+events21:35:110
37031589924364,2429cyclictest3760891-21kworker/0:2+events22:30:160
370315899241212,2397cyclictest3765618-21kworker/0:1+events22:24:530
370315899235212,2335cyclictest3730262-21kworker/0:0+events21:00:150
370315899233912,2324cyclictest3773442-21kworker/0:2+events22:50:010
370315899233511,2320cyclictest3730262-21kworker/0:0+events20:45:230
370315899232611,2312cyclictest3722127-21kworker/0:0+events20:14:340
370315899232511,2311cyclictest3739710-21kworker/0:2+events21:25:010
370315899232310,2309cyclictest3773442-21kworker/0:2+events22:52:010
370315899232310,2309cyclictest3773442-21kworker/0:2+events22:52:000
370315899232212,2307cyclictest3710863-21kworker/0:1+events19:56:170
370315899231712,2302cyclictest3778176-21kworker/0:2+events23:21:440
370315899230712,2292cyclictest3759057-21kworker/0:1+events22:10:540
370315899230512,2291cyclictest3722127-21kworker/0:0+events20:20:020
370315899230211,2288cyclictest3750643-21kworker/0:0+events21:50:300
370315899229811,2284cyclictest3720545-21kworker/0:2+events20:03:330
37031589922839,2271cyclictest3710863-21kworker/0:1+events19:38:110
37031589922751,2271cyclictest3731823-21kworker/0:1+events20:37:540
370315899227211,2257cyclictest3739710-21kworker/0:2+events21:06:020
37031589922715,2262cyclictest3767182-21kworker/0:0+events22:28:060
370315899227011,2255cyclictest3730262-21kworker/0:0+events20:59:110
370315899226910,2256cyclictest3800762-21kworker/0:1+events00:26:380
370315899226811,2254cyclictest3794048-21kworker/0:2+events00:07:540
370315899226410,2251cyclictest3794048-21kworker/0:2+events23:56:240
370315899225712,2241cyclictest3806608-21kworker/0:2+events00:36:340
370315899225610,2243cyclictest3767182-21kworker/0:0+events23:12:220
370315899225410,2241cyclictest3744484-21kworker/0:1+events21:29:590
370315899222311,2208cyclictest3722127-21kworker/0:0+events20:09:500
370315899222111,2205cyclictest3722127-21kworker/0:0+events20:15:180
370315899221211,2198cyclictest3784240-21kworker/0:0+events23:36:140
370315899217911,2165cyclictest3794048-21kworker/0:2+events00:01:310
370315899214710,2134cyclictest3748811-21kworker/0:2+events21:33:220
370315899214710,2133cyclictest3710863-21kworker/0:1+events19:45:140
370315899214410,2130cyclictest3778176-21kworker/0:2+events23:41:320
370315899214211,2127cyclictest3767182-21kworker/0:0+events23:00:120
37031589921414,2132cyclictest3739710-21kworker/0:2+events21:13:080
370315899213811,2124cyclictest3750643-21kworker/0:0+events21:49:150
370315899213711,2124cyclictest3731823-21kworker/0:1+events20:40:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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