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2023-09-26 - 22:23
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of all highest latencies:
System rack8slot1.osadl.org (updated Tue Sep 26, 2023 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195889946268,0cyclictest16409-21cron11:26:470
195889944767,0cyclictest28892-21cron07:41:290
1958899446100,0cyclictest22213-21cron11:51:410
195889944460,0cyclictest21535-21iostat09:27:390
195889944088,0cyclictest12742-21latency_hist08:51:350
195889944060,0cyclictest24029-21munin-node11:57:370
195889943972,0cyclictest3131-21runrttasks09:52:390
195889943864,0cyclictest10684-21latency_hist11:01:360
195889943366,0cyclictest32472-21latency_hist07:56:360
195889943163,0cyclictest20293-21awk11:42:190
195889943066,0cyclictest2742-21syslogd08:31:420
195889942758,0cyclictest20217-21munin-node07:02:370
195889942560,0cyclictest2742-21syslogd09:08:270
195889942257,0cyclictest2742-21syslogd10:16:380
1958899422105,0cyclictest18096-21df_abs11:32:300
195889942065,0cyclictest2742-21syslogd08:46:280
195889942056,0cyclictest29818-21iostat12:22:390
1958899419145,0cyclictest2742-21syslogd10:51:330
1958899416142,0cyclictest12738-21cron08:51:400
1958899416120,0cyclictest26702-21cron09:51:300
195889941472,0cyclictest30055-21cron07:46:280
1958899414101,0cyclictest111rcu_preempt11:12:160
195889941358,0cyclictest17814-21df_inode09:12:140
195889941255,0cyclictest14309-21grep08:57:160
195889941059,0cyclictest24528-21latency_hist12:01:380
195889941058,0cyclictest30831-21open_files10:07:360
195889940880,0cyclictest2742-21syslogd10:46:290
195889940779,0cyclictest6935-21cron08:26:280
195889940767,0cyclictest28134-21runrttasks12:16:370
195889940758,0cyclictest29039-21cron10:01:280
195889940658,0cyclictest18909-21open_inodes11:36:510
1958899406121,0cyclictest2820-21lldpd10:11:410
195889940561,0cyclictest26033-21open_files07:27:370
195889940453,0cyclictest14727-21open_files11:17:380
195889940389,0cyclictest9264-21cron08:36:380
195889940255,0cyclictest27501-21iostat12:12:380
195889940156,0cyclictest23462-21df_inode07:17:160
195889940097,0cyclictest3609-21munin-run10:31:330
195889940057,0cyclictest0-21swapper10:56:340
195889939880,0cyclictest1535-21jbd2/hda3-807:06:390
195889939859,0cyclictest8105-21munin-run08:31:340
195889939768,0cyclictest23335-21latency_hist09:36:370
195889939468,0cyclictest22049-21cron09:31:420
195889939464,0cyclictest8333-21apache07:25:510
195889939372,0cyclictest22318-21awk07:12:160
195889939257,0cyclictest25035-21sh09:42:450
195889938955,0cyclictest1673-21python10:22:230
195889938874,0cyclictest19685-21kworker/0:109:21:370
195889938693,0cyclictest9-21ksoftirqd/009:02:390
195889938489,0cyclictest18569-21cron09:16:380
195889938390,0cyclictest0-21swapper10:02:380
195889938357,0cyclictest9564-21munin-node10:57:390
195889938261,0cyclictest3131-21runrttasks08:02:320
1958899380243,0cyclictest0-21swapper12:10:580
195889937564,0cyclictest4776-21cron10:36:370
1958899371234,0cyclictest0-21swapper11:25:510
1958899348227,0cyclictest0-21swapper08:13:090
1958899346105,0cyclictest9-21ksoftirqd/007:01:340
1958899336253,0cyclictest0-21swapper07:48:050
195889933086,0cyclictest0-21swapper10:35:200
1958899329247,0cyclictest0-21swapper07:54:530
1958899329111,0cyclictest9-21ksoftirqd/012:26:370
1958899327243,0cyclictest0-21swapper08:08:020
1958899327231,0cyclictest0-21swapper11:48:030
195889932695,0cyclictest12915-21cron11:11:270
1958899312196,0cyclictest0-21swapper08:16:380
195889930458,0cyclictest27323-21nfs_client07:32:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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