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2024-07-27 - 14:23
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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: performance
Characteristics of the 100 highest latencies:
System rack3slot3.osadl.org (updated Sat Jul 27, 2024 12:46:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14749210893sleep20-21swapper/207:05:034
17587210792sleep10-21swapper/107:06:151
17708210292sleep110-21swapper/1107:07:503
122501020irq/42-ahci0-21swapper/307:09:115
12250940irq/42-ahci0-21swapper/707:08:409
12250930irq/42-ahci0-21swapper/807:08:5010
1105250920irq/52-eth0-rx-0-21swapper/407:07:046
1789127573sleep90-21swapper/907:09:3611
1105250710irq/52-eth0-rx-0-21swapper/507:06:367
1790826562sleep100-21swapper/1007:09:492
1768526353sleep60-21swapper/607:07:328
1472925753sleep00-21swapper/007:05:010
1807799300cyclictest0-21swapper/1109:15:083
1802699300cyclictest0-21swapper/009:15:140
18026992120cyclictest0-21swapper/009:29:220
18076991816cyclictest0-21swapper/1007:40:012
1807699181cyclictest12250irq/42-ahci10:10:062
18075991816cyclictest15230-21snmp_easybox.os08:30:2311
18075991816cyclictest15230-21snmp_easybox.os08:30:2211
1807599181cyclictest15595-1kworker/9:1H08:23:2111
1807599181cyclictest0-21swapper/910:15:2311
1807599181cyclictest0-21swapper/909:50:1811
18073991816cyclictest31584-21snmp_rack3slot907:25:129
18060991816cyclictest2357-21lldpd09:32:136
18076991716cyclictest0-21swapper/1011:10:442
18076991716cyclictest0-21swapper/1007:54:212
1807699170cyclictest98572chrt09:50:532
1807699170cyclictest71402sleep1011:16:032
1807699170cyclictest68362sleep1010:32:342
1807699170cyclictest318572chrt10:21:452
1807699170cyclictest301742sleep1007:24:382
1807699170cyclictest241542sleep1009:27:382
1807699170cyclictest230242sleep1007:55:532
1807699170cyclictest22642sleep1008:59:112
1807699170cyclictest220632sleep1012:20:592
1807699170cyclictest215342sleep1010:54:252
1807699170cyclictest133052sleep1009:13:492
1807699170cyclictest12250irq/42-ahci12:11:072
1807699170cyclictest12250irq/42-ahci11:29:502
1807699170cyclictest12250irq/42-ahci10:55:292
1807699170cyclictest12250irq/42-ahci10:08:362
1807699170cyclictest12250irq/42-ahci09:46:082
1807699170cyclictest12250irq/42-ahci09:40:012
1807699170cyclictest12250irq/42-ahci09:35:372
1807699170cyclictest12250irq/42-ahci09:21:482
1807699170cyclictest12250irq/42-ahci08:47:102
1807699170cyclictest12250irq/42-ahci08:12:562
1807699170cyclictest12250irq/42-ahci08:08:382
1807699170cyclictest12250irq/42-ahci07:47:302
1807699170cyclictest12250irq/42-ahci07:28:012
1807699170cyclictest12250irq/42-ahci07:15:502
1807699170cyclictest1105250irq/52-eth0-rx-12:25:252
1807699170cyclictest1105250irq/52-eth0-rx-12:15:322
1807699170cyclictest1105250irq/52-eth0-rx-12:00:322
1807699170cyclictest1105250irq/52-eth0-rx-11:41:122
1807699170cyclictest1105250irq/52-eth0-rx-11:41:112
1807699170cyclictest1105250irq/52-eth0-rx-11:30:172
1807699170cyclictest1105250irq/52-eth0-rx-11:05:342
1807699170cyclictest1105250irq/52-eth0-rx-11:01:252
1807699170cyclictest1105250irq/52-eth0-rx-10:40:252
1807699170cyclictest1105250irq/52-eth0-rx-10:28:472
1807699170cyclictest1105250irq/52-eth0-rx-10:16:172
1807699170cyclictest1105250irq/52-eth0-rx-09:30:112
1807699170cyclictest1105250irq/52-eth0-rx-09:08:162
1807699170cyclictest1105250irq/52-eth0-rx-09:02:262
1807699170cyclictest1105250irq/52-eth0-rx-08:50:342
1807699170cyclictest1105250irq/52-eth0-rx-08:31:332
1807699170cyclictest1105250irq/52-eth0-rx-08:31:322
1807699170cyclictest1105250irq/52-eth0-rx-08:17:572
1807699170cyclictest1105250irq/52-eth0-rx-07:40:332
1807699170cyclictest1105250irq/52-eth0-rx-07:30:242
18075991715cyclictest22210-21snmp_easybox.os07:55:2311
18075991715cyclictest13160-21chrt09:11:4811
1807599170cyclictest0-21swapper/910:55:2211
18073991715cyclictest537-21snmp_rack3slot912:36:399
18073991715cyclictest27825-21snmp_rack3slot907:20:099
18073991715cyclictest22943-21snmp_easybox.os12:25:139
18073991715cyclictest20022-21df12:20:139
18073991715cyclictest15426-21snmp_rack3slot910:45:139
18073991715cyclictest11115-21snmp_rack3slot909:10:149
18073991715cyclictest10325-21snmp_rack3slot908:25:149
18060991716cyclictest2357-21lldpd12:02:196
18060991715cyclictest25093-21smartctl12:25:326
18026991716cyclictest0-21swapper/009:21:310
1802699170cyclictest8914-21chrt08:20:340
1807699160cyclictest12250irq/42-ahci08:00:432
1807699160cyclictest1105250irq/52-eth0-rx-11:55:122
18075991615cyclictest0-21swapper/907:28:2611
18075991614cyclictest28052-21snmp_easybox.os08:50:1011
18075991614cyclictest23299-21yum07:15:1511
18075991614cyclictest1673-21taskset08:12:0511
18075991614cyclictest12010-21snmp_rack3slot910:40:1411
18073991614cyclictest28629-21snmp_rack3slot911:01:249
18060991615cyclictest2357-21lldpd07:19:366
1806099160cyclictest0-21swapper/411:52:226
1806099160cyclictest0-21swapper/411:52:216
1806099160cyclictest0-21swapper/411:08:336
18047991615cyclictest1936-21rsyslogd12:25:334
18047991614cyclictest2320-21snmpd10:29:314
18047991614cyclictest2320-21snmpd07:42:154
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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