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2025-11-26 - 03:32
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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 Wed Nov 26, 2025 00:46:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
122501140irq/42-ahci0-21swapper/219:08:154
18652210995sleep90-21swapper/919:06:0411
12250990irq/42-ahci0-21swapper/119:08:291
12250960irq/42-ahci0-21swapper/819:08:5810
12250960irq/42-ahci0-21swapper/319:09:165
3066350920irq/52-eth0-rx-0-21swapper/419:05:326
3066350880irq/52-eth0-rx-0-21swapper/1119:06:273
3066450700irq/53-eth0-tx-0-21swapper/519:05:227
1872626653sleep60-21swapper/619:07:018
1582326253sleep70-21swapper/719:05:039
129950620irq/18-parport00-21swapper/1019:05:292
1804526149sleep00-21swapper/019:05:320
19151993819cyclictest0-21swapper/1120:08:433
1911399310cyclictest0-21swapper/019:26:380
1911399310cyclictest0-21swapper/019:26:370
1915199290cyclictest6654-21chrt20:19:143
12250260irq/42-ahci0-21swapper/022:15:210
19151992322cyclictest4342-1kworker/11:2H19:18:363
19151992322cyclictest4342-1kworker/11:2H19:18:353
19113992318cyclictest0-21swapper/020:08:420
1914999203cyclictest761ksoftirqd/923:43:5411
1914999203cyclictest761ksoftirqd/923:20:2611
1914999203cyclictest761ksoftirqd/923:11:0311
1914999203cyclictest761ksoftirqd/923:02:4611
1914999203cyclictest761ksoftirqd/922:53:0411
1914999203cyclictest761ksoftirqd/922:53:0311
1914999203cyclictest761ksoftirqd/922:30:3811
1914999203cyclictest761ksoftirqd/922:26:0111
1914999203cyclictest761ksoftirqd/922:06:1811
1914999203cyclictest761ksoftirqd/922:06:1711
1914999203cyclictest761ksoftirqd/921:42:3611
1914999203cyclictest761ksoftirqd/920:57:0011
1914999203cyclictest761ksoftirqd/920:52:5811
1914999203cyclictest761ksoftirqd/920:31:2611
1914999203cyclictest761ksoftirqd/920:27:4111
1914999203cyclictest761ksoftirqd/920:00:5011
1914999203cyclictest761ksoftirqd/919:45:2311
1914999203cyclictest761ksoftirqd/919:38:2911
1914999203cyclictest761ksoftirqd/919:38:2811
1914999203cyclictest761ksoftirqd/900:34:0511
1914999203cyclictest761ksoftirqd/900:25:5411
1914999203cyclictest761ksoftirqd/900:14:5011
1914999203cyclictest761ksoftirqd/900:07:4811
1914999203cyclictest761ksoftirqd/900:03:4011
1914999203cyclictest0-21swapper/923:16:4111
1914999203cyclictest0-21swapper/922:18:1311
1914999203cyclictest0-21swapper/919:21:1911
1914999192cyclictest761ksoftirqd/923:55:5311
1914999192cyclictest761ksoftirqd/923:50:5211
1914999192cyclictest761ksoftirqd/923:48:0111
1914999192cyclictest761ksoftirqd/923:35:4811
1914999192cyclictest761ksoftirqd/923:30:4311
1914999192cyclictest761ksoftirqd/923:25:1211
1914999192cyclictest761ksoftirqd/923:05:5311
1914999192cyclictest761ksoftirqd/922:57:0511
1914999192cyclictest761ksoftirqd/922:46:1111
1914999192cyclictest761ksoftirqd/922:46:1111
1914999192cyclictest761ksoftirqd/922:40:0511
1914999192cyclictest761ksoftirqd/922:35:2911
1914999192cyclictest761ksoftirqd/922:35:2911
1914999192cyclictest761ksoftirqd/922:20:4411
1914999192cyclictest761ksoftirqd/922:12:1911
1914999192cyclictest761ksoftirqd/922:00:0511
1914999192cyclictest761ksoftirqd/921:56:4411
1914999192cyclictest761ksoftirqd/921:50:2211
1914999192cyclictest761ksoftirqd/921:45:2811
1914999192cyclictest761ksoftirqd/921:38:1311
1914999192cyclictest761ksoftirqd/921:30:3011
1914999192cyclictest761ksoftirqd/921:26:0411
1914999192cyclictest761ksoftirqd/921:21:2611
1914999192cyclictest761ksoftirqd/921:15:0311
1914999192cyclictest761ksoftirqd/921:13:2011
1914999192cyclictest761ksoftirqd/921:07:5811
1914999192cyclictest761ksoftirqd/921:07:5811
1914999192cyclictest761ksoftirqd/921:00:2411
1914999192cyclictest761ksoftirqd/920:45:3911
1914999192cyclictest761ksoftirqd/920:43:4611
1914999192cyclictest761ksoftirqd/920:35:3711
1914999192cyclictest761ksoftirqd/920:15:1211
1914999192cyclictest761ksoftirqd/920:10:5011
1914999192cyclictest761ksoftirqd/920:05:0611
1914999192cyclictest761ksoftirqd/919:55:0911
1914999192cyclictest761ksoftirqd/919:50:0611
1914999192cyclictest761ksoftirqd/919:40:3711
1914999192cyclictest761ksoftirqd/919:40:3611
1914999192cyclictest761ksoftirqd/919:30:1111
1914999192cyclictest761ksoftirqd/919:30:1011
1914999192cyclictest761ksoftirqd/919:26:2211
1914999192cyclictest761ksoftirqd/919:26:2111
1914999192cyclictest761ksoftirqd/919:15:2311
1914999192cyclictest761ksoftirqd/919:15:2311
1914999192cyclictest761ksoftirqd/919:12:1611
1914999192cyclictest761ksoftirqd/900:38:1311
1914999192cyclictest761ksoftirqd/900:22:2211
1914999192cyclictest761ksoftirqd/900:15:5011
1911399190cyclictest0-21swapper/020:18:310
1914999181cyclictest761ksoftirqd/920:22:3511
19148991816cyclictest5898-21yum19:30:3810
19148991816cyclictest5898-21yum19:30:3810
19148991816cyclictest5897-21snmp_easybox.os00:00:1510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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