[389-users] Re: ldap dbmon output questions

[Rich Megginson]

On 04/25/2016 01:24 PM, ghiureai wrote:
>  Hello List,
>  I am running some  search performance tests , basic ldapsearch 
>  augument "cn" , on  local ldap host with rsearch, and
>  seeing  readwaiters:  values chainng , here is a sample from dbmon 
This is not from dbmon.  This is from cn=monitor: 
https://access.redhat.com/documentation/en-US/Red_Hat_Directory_Server/10...

>  currentconnections: 41
>  totalconnections: 6407
>  currentconnectionsatmaxthreads: 0
>  maxthreadsperconnhits: 0
>  dtablesize: 8192
>  readwaiters: 9
>  opsinitiated: 41305380
>  opscompleted: 41305371
>  entriessent: 48910644
>  bytessent: 3952907569
>  currenttime: 20160425192119Z
>  starttime: 20160425025259Z
>  nbackends: 2
>  backendmonitordn: cn=monitor,cn=userRoot,cn=ldbm 
>  database,cn=plugins,cn=config
>  backendmonitordn: cn=monitor,cn=NetscapeRoot,cn=ldbm 
>  database,cn=plugins,cn=co
>   nfig
>
>
>  I read the documentation for dbmon output but still need to understand 
>  what can generate this  process to wait (  the search ldap is runn 
>  locally on host), I there anything can be tune in ldap cfg  to
>  have this redwaiters number close to null ?
>   LDAP  version:
>
>  389-ds-base-1.3.4.4-000.x86_64
>  389-ds-console-1.2.12-000.noarch 
readwaiters is the number of connections that are reading a client 
operation, as opposed to connections that are open but idle.

There isn't any tuning specifically for readwaiters.  Why do you think 
you need to do something about it?

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