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2025-06-16 - 13:44
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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: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot3.osadl.org (updated Mon Jun 16, 2025 12:46:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
122501040irq/42-ahci0-21swapper/107:08:361
12451210390sleep110-21swapper/1107:05:563
29634501020irq/53-eth0-rx-0-21swapper/307:05:255
1277429287sleep90-21swapper/907:09:3111
12250920irq/42-ahci0-21swapper/207:08:514
12250900irq/42-ahci0-21swapper/707:08:509
2963450860irq/53-eth0-rx-0-21swapper/1007:05:182
2963450720irq/53-eth0-rx-0-21swapper/407:05:026
1247827265sleep80-21swapper/807:06:1610
1253126958sleep00-21swapper/007:06:560
2963450680irq/53-eth0-rx-0-21swapper/507:05:157
1179026353sleep60-21swapper/607:05:278
12954994846cyclictest0-21swapper/910:54:0011
1295299383cyclictest0-21swapper/711:45:459
12954993729cyclictest3055-21munin-node08:20:2411
1295499372cyclictest0-21swapper/909:33:2911
1295699363cyclictest0-21swapper/1109:39:063
1295699363cyclictest0-21swapper/1107:26:193
1295699362cyclictest0-21swapper/1110:38:113
1295699361cyclictest0-21swapper/1108:10:193
1295499362cyclictest0-21swapper/912:19:4011
1295499362cyclictest0-21swapper/911:27:5111
1295499361cyclictest0-21swapper/911:56:2111
1295499361cyclictest0-21swapper/911:07:4011
1295299363cyclictest0-21swapper/711:30:379
1295699350cyclictest0-21swapper/1107:11:023
1295499352cyclictest0-21swapper/912:36:5211
1295499350cyclictest0-21swapper/910:04:3611
1295299352cyclictest0-21swapper/708:23:199
1295299350cyclictest0-21swapper/709:26:299
1295499342cyclictest0-21swapper/909:43:4911
1295499341cyclictest0-21swapper/912:03:2011
1295499341cyclictest0-21swapper/908:02:3411
1295299343cyclictest0-21swapper/709:20:369
1295299342cyclictest0-21swapper/708:58:199
1295299341cyclictest0-21swapper/712:36:369
1295299341cyclictest0-21swapper/711:43:359
1295299341cyclictest0-21swapper/710:55:559
1295299341cyclictest0-21swapper/709:58:219
1295299341cyclictest0-21swapper/709:18:099
1295299341cyclictest0-21swapper/708:03:209
1294699342cyclictest0-21swapper/608:08:538
1294699341cyclictest0-21swapper/607:56:148
1295699333cyclictest0-21swapper/1112:36:503
1295699333cyclictest0-21swapper/1110:04:083
1295699332cyclictest0-21swapper/1112:31:403
1295699332cyclictest0-21swapper/1107:55:593
1295499333cyclictest0-21swapper/907:12:0311
1295499331cyclictest0-21swapper/912:05:5411
1295499331cyclictest0-21swapper/911:14:3711
1295499330cyclictest0-21swapper/911:53:0811
1295499330cyclictest0-21swapper/911:53:0711
1295499330cyclictest0-21swapper/911:39:2211
1295499330cyclictest0-21swapper/911:39:2211
1295299332cyclictest0-21swapper/709:09:599
1295299332cyclictest0-21swapper/709:09:599
1295299331cyclictest0-21swapper/712:29:229
1295299331cyclictest0-21swapper/709:51:359
1295299330cyclictest0-21swapper/707:43:299
1293499333cyclictest0-21swapper/312:10:005
1293499333cyclictest0-21swapper/308:16:195
1293499333cyclictest0-21swapper/308:16:185
551320ksoftirqd/60-21swapper/610:14:118
12956993231cyclictest0-21swapper/1109:22:403
1295699323cyclictest0-21swapper/1108:34:243
1295699322cyclictest0-21swapper/1111:17:543
1295699322cyclictest0-21swapper/1110:05:553
1295699321cyclictest0-21swapper/1107:37:393
1295699321cyclictest0-21swapper/1107:34:083
1295499322cyclictest0-21swapper/911:19:1911
1295499322cyclictest0-21swapper/910:32:5511
1295499322cyclictest0-21swapper/910:13:2411
1295499322cyclictest0-21swapper/908:54:1411
1295499322cyclictest0-21swapper/908:08:0911
1295499322cyclictest0-21swapper/907:53:2511
1295499322cyclictest0-21swapper/907:37:3411
1295499322cyclictest0-21swapper/907:16:3911
1295499321cyclictest0-21swapper/912:22:5211
1295299322cyclictest0-21swapper/709:46:549
1295299321cyclictest0-21swapper/712:34:219
1295299321cyclictest0-21swapper/707:38:039
1295299320cyclictest0-21swapper/712:11:379
1295299320cyclictest0-21swapper/711:59:379
1295299320cyclictest0-21swapper/711:09:129
1295299320cyclictest0-21swapper/709:04:049
1294699323cyclictest0-21swapper/609:07:498
1294699323cyclictest0-21swapper/609:07:488
1294699322cyclictest4527-21qemu-kvm09:17:358
1294699322cyclictest0-21swapper/612:37:058
1294699322cyclictest0-21swapper/609:13:098
1294699320cyclictest0-21swapper/610:30:348
1295699313cyclictest0-21swapper/1112:04:003
1295699313cyclictest0-21swapper/1111:36:503
1295699313cyclictest0-21swapper/1111:36:493
1295699313cyclictest0-21swapper/1111:13:053
1295699313cyclictest0-21swapper/1110:20:413
1295699313cyclictest0-21swapper/1109:57:543
1295699313cyclictest0-21swapper/1108:49:453
1295699313cyclictest0-21swapper/1108:26:343
1295699313cyclictest0-21swapper/1108:26:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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