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2024-04-27 - 12:23
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Apr 27, 2024 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5006212763,7sleep20-21swapper/219:09:292
49672111101,7sleep30-21swapper/319:08:573
4816210997,7sleep10-21swapper/119:06:591
4718210697,6sleep00-21swapper/019:05:450
226022670,0sleep10-21swapper/122:25:241
18162670,2sleep30-21swapper/322:15:243
162402660,0sleep30-21swapper/300:10:203
269872650,1sleep10-21swapper/100:15:231
203072650,1sleep20-21swapper/222:10:222
147742640,4sleep0520699cyclictest23:09:020
12212630,1sleep340-21ksoftirqd/323:16:463
12212630,1sleep340-21ksoftirqd/323:16:453
284722620,0sleep30-21swapper/323:30:193
243932620,1sleep3391ktimersoftd/322:42:173
184412620,0sleep30-21swapper/322:55:233
207952590,0sleep20-21swapper/200:14:132
75462580,0sleep20-21swapper/222:35:222
306972580,0sleep10-21swapper/122:30:201
98632570,0sleep30-21swapper/321:35:183
319462540,1sleep30-21swapper/319:55:223
520699330,18cyclictest0-21swapper/021:05:120
521699280,27cyclictest0-21swapper/223:49:532
521699280,27cyclictest0-21swapper/222:51:152
521699280,27cyclictest0-21swapper/222:02:182
520699280,27cyclictest0-21swapper/000:34:090
521699270,26cyclictest0-21swapper/222:09:432
521699270,26cyclictest0-21swapper/220:07:552
521699270,26cyclictest0-21swapper/200:03:502
520699270,26cyclictest0-21swapper/021:38:570
521699263,20cyclictest0-21swapper/220:10:232
521699260,25cyclictest0-21swapper/221:55:302
521699260,25cyclictest0-21swapper/221:25:142
520699260,3cyclictest0-21swapper/000:00:160
520699260,25cyclictest0-21swapper/022:51:490
521699257,17cyclictest0-21swapper/221:45:182
521699252,22cyclictest0-21swapper/223:30:162
5216992522,2cyclictest0-21swapper/200:33:292
521699250,24cyclictest0-21swapper/223:56:372
521699250,24cyclictest0-21swapper/223:54:262
521699250,24cyclictest0-21swapper/221:33:032
521699250,24cyclictest0-21swapper/221:16:112
521699250,24cyclictest0-21swapper/200:19:212
520699250,2cyclictest31145-21grep23:45:260
520699250,24cyclictest0-21swapper/000:29:350
520699250,24cyclictest0-21swapper/000:20:520
521699242,21cyclictest0-21swapper/200:24:302
521699240,23cyclictest0-21swapper/222:31:102
521699240,23cyclictest0-21swapper/222:25:172
521699240,18cyclictest7799-21awk20:05:002
521699240,18cyclictest0-21swapper/223:02:242
520699240,23cyclictest0-21swapper/021:51:190
520699240,23cyclictest0-21swapper/021:33:520
520699240,18cyclictest0-21swapper/019:45:200
185412240,1sleep10-21swapper/121:05:281
521699239,13cyclictest0-21swapper/222:59:462
521699232,20cyclictest0-21swapper/223:21:292
521699232,20cyclictest0-21swapper/223:21:292
521699232,20cyclictest0-21swapper/221:23:192
521699232,19cyclictest0-21swapper/222:40:162
5216992316,6cyclictest0-21swapper/200:36:362
5216992316,6cyclictest0-21swapper/200:28:032
5216992315,6cyclictest0-21swapper/221:11:512
521699231,21cyclictest0-21swapper/223:43:132
521699231,21cyclictest0-21swapper/221:40:022
521699230,22cyclictest0-21swapper/223:09:322
521699230,22cyclictest0-21swapper/221:53:462
521699230,22cyclictest0-21swapper/219:52:592
521699230,22cyclictest0-21swapper/200:08:402
521699230,18cyclictest58-21kswapd023:19:442
521699230,18cyclictest58-21kswapd023:19:432
520899231,3cyclictest0-21swapper/121:47:561
520899231,3cyclictest0-21swapper/120:11:101
520899231,21cyclictest0-21swapper/120:59:411
520899231,21cyclictest0-21swapper/120:19:511
520899231,21cyclictest0-21swapper/119:30:551
520699237,15cyclictest0-21swapper/022:23:110
520699230,23cyclictest0-21swapper/019:52:340
520699230,22cyclictest0-21swapper/021:10:480
520699230,18cyclictest0-21swapper/023:40:500
521699221,20cyclictest0-21swapper/222:17:012
521699220,21cyclictest0-21swapper/223:36:012
521699220,21cyclictest0-21swapper/223:28:162
521699220,21cyclictest0-21swapper/223:10:372
521699220,21cyclictest0-21swapper/222:46:432
521699220,20cyclictest0-21swapper/222:22:512
5208992219,3cyclictest0-21swapper/119:10:251
520899220,21cyclictest0-21swapper/120:01:591
520899220,21cyclictest0-21swapper/119:53:551
520899220,21cyclictest0-21swapper/100:12:471
520899220,21cyclictest0-21swapper/100:05:491
520899220,21cyclictest0-21swapper/100:00:381
5206992215,6cyclictest0-21swapper/023:17:100
5206992215,6cyclictest0-21swapper/023:17:100
520699220,21cyclictest0-21swapper/022:28:240
520699220,21cyclictest0-21swapper/022:18:020
520699220,21cyclictest0-21swapper/019:21:280
520699220,16cyclictest0-21swapper/023:21:230
520699220,16cyclictest0-21swapper/023:21:220
5216992119,1cyclictest10272-21snmpd19:47:462
5216992118,2cyclictest10272-21snmpd20:15:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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