[jira] [Assigned] (CASSANDRA-14934) Cassandra Too many open files .

["C. Scott Andreas (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CASSANDRA-14934?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

C. Scott Andreas reassigned CASSANDRA-14934:
--------------------------------------------

    Assignee: Umashankar

> Cassandra Too many open files .
> -------------------------------
>
>                 Key: CASSANDRA-14934
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14934
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Configuration
>         Environment: This is in the Production environment .
> We have observed 70k open files for the process in non-prd . 
>  
> Attached the entire logs of the open files . 
>            Reporter: Umashankar
>            Assignee: Umashankar
>            Priority: Major
>              Labels: performance
>             Fix For: 3.10
>
>
> We have 4 Node with 2 DC . 
> We are seeing 
> Caused by: java.nio.file.FileSystemException: /apps/cassandra/data/commitlog/CommitLog-6-1544453835569.log: Too many open files .
> We have increased the ulimit to 24 k. 
> lsof | grep <processid> 
> .3.3 million records . 
>  
> Found ~ .2.5 millions of records are of TCP connection with either Socket connection status as ESTABLISHED/LISTEN . Found that connections are of datasource on 9042 . 
>  
> Thanks
>  



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscribe@cassandra.apache.org
For additional commands, e-mail: commits-help@cassandra.apache.org