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2024-05-21 - 19:26
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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 rack5slot2.osadl.org (updated Tue May 21, 2024 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
169782198183,10sleep00-21swapper/007:09:190
167652194180,10sleep10-21swapper/107:06:351
168402185167,13sleep30-21swapper/307:07:343
16849211798,14sleep20-21swapper/207:07:402
10842470,0sleep30-21swapper/312:37:333
285242430,0sleep30-21swapper/310:36:243
264342420,0sleep10-21swapper/112:33:311
81492110,0sleep30-21swapper/310:05:163
249542100,0sleep30-21swapper/310:54:283
210982100,0sleep30-21swapper/310:12:543
14722100,0sleep10-21swapper/110:20:191
172209992,4cyclictest18907-21munin-run11:50:000
172209971,3cyclictest10260-21perf11:25:000
22887260,0sleep10-21swapper/107:20:001
18007260,1sleep218028-21sh12:08:522
172279960,5cyclictest0-21swapper/308:35:453
172239960,5cyclictest0-21swapper/207:40:012
172209963,2cyclictest41ktimersoftd/010:50:560
172209962,3cyclictest22965-21cron09:55:020
172209962,1cyclictest3-21ksoftirqd/012:30:310
172209962,1cyclictest3-21ksoftirqd/012:05:230
172209962,1cyclictest3-21ksoftirqd/011:55:260
172209962,1cyclictest3-21ksoftirqd/009:35:220
172209961,1cyclictest9399-21latency07:55:200
172209961,1cyclictest3-21ksoftirqd/011:50:160
172209961,1cyclictest3-21ksoftirqd/011:05:280
172209961,1cyclictest1175-21gltestperf10:20:160
172209960,1cyclictest3-21ksoftirqd/011:42:210
172209960,1cyclictest0-21swapper/010:40:230
172279955,0cyclictest0-21swapper/309:05:143
172279952,3cyclictest3602-21snmpd11:29:103
172279950,5cyclictest0-21swapper/309:59:393
172279950,5cyclictest0-21swapper/309:43:303
172279950,5cyclictest0-21swapper/308:15:443
172279950,4cyclictest8376-21aten2_r5power_e07:55:123
172279950,4cyclictest0-21swapper/312:15:103
172279950,4cyclictest0-21swapper/312:10:113
172279950,4cyclictest0-21swapper/311:20:113
172239955,0cyclictest31-21ksoftirqd/208:40:012
172239955,0cyclictest31-21ksoftirqd/208:00:002
172239955,0cyclictest0-21swapper/212:00:122
172239950,0cyclictest0-21swapper/211:51:532
172219951,3cyclictest0-21swapper/107:25:121
172219951,2cyclictest0-21swapper/110:15:011
172219950,5cyclictest0-21swapper/112:05:101
172219950,5cyclictest0-21swapper/111:50:031
172219950,5cyclictest0-21swapper/110:35:151
172209954,1cyclictest3-21ksoftirqd/012:15:190
172209953,1cyclictest29256-21memory08:35:260
172209951,1cyclictest3-21ksoftirqd/012:35:570
172209951,1cyclictest3-21ksoftirqd/012:27:420
172209951,1cyclictest3-21ksoftirqd/012:20:310
172209951,1cyclictest3-21ksoftirqd/012:12:160
172209951,1cyclictest3-21ksoftirqd/011:36:060
172209951,1cyclictest3-21ksoftirqd/011:28:470
172209951,1cyclictest3-21ksoftirqd/011:11:300
172209951,1cyclictest3-21ksoftirqd/010:56:020
172209951,1cyclictest3-21ksoftirqd/010:05:040
172209951,1cyclictest3-21ksoftirqd/010:00:160
172209951,1cyclictest3-21ksoftirqd/009:55:080
172209951,1cyclictest3-21ksoftirqd/009:46:180
172209951,1cyclictest3-21ksoftirqd/009:42:190
172209951,1cyclictest3-21ksoftirqd/009:25:270
172209951,1cyclictest3-21ksoftirqd/009:20:540
172209951,1cyclictest3-21ksoftirqd/009:15:320
172209951,1cyclictest3-21ksoftirqd/009:05:130
172209951,1cyclictest3-21ksoftirqd/008:45:110
172209951,1cyclictest3-21ksoftirqd/008:40:240
172209951,1cyclictest3-21ksoftirqd/008:20:210
172209951,1cyclictest20987-21grep11:30:290
172209951,0cyclictest3-21ksoftirqd/012:00:190
172209950,4cyclictest14161-21apt-get09:30:100
172209950,4cyclictest14161-21apt-get09:30:100
172209950,4cyclictest13299-21apt-get08:05:110
172209950,4cyclictest0-21swapper/010:25:120
172209950,4cyclictest0-21swapper/010:10:130
172209950,3cyclictest0-21swapper/010:48:450
172209950,1cyclictest81rcu_preempt08:00:280
172209950,1cyclictest3-21ksoftirqd/010:15:120
172209950,1cyclictest3-21ksoftirqd/009:12:030
172209950,1cyclictest0-21swapper/011:15:100
172209950,1cyclictest0-21swapper/010:37:310
172209950,0cyclictest81rcu_preempt08:30:270
172209950,0cyclictest81rcu_preempt07:40:260
172209950,0cyclictest0-21swapper/011:00:380
27495240,0sleep10-21swapper/112:14:511
172279944,0cyclictest0-21swapper/311:07:023
172279944,0cyclictest0-21swapper/310:44:023
172279944,0cyclictest0-21swapper/309:20:043
172279944,0cyclictest0-21swapper/307:30:123
172279944,0cyclictest0-21swapper/307:25:243
172279943,1cyclictest32087-21wc08:40:253
172279943,1cyclictest2108-21ssh10:20:273
172279943,1cyclictest20948-21grep11:30:283
172279943,1cyclictest14781-21ntpq09:10:223
172279941,2cyclictest0-21swapper/312:25:143
172279941,2cyclictest0-21swapper/310:30:103
172279941,2cyclictest0-21swapper/308:10:133
172279940,4cyclictest0-21swapper/312:20:063
172279940,4cyclictest0-21swapper/311:50:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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