Re: OpenLDAP on CF disk
"Maucci, Cyrille" <cyrille.maucci(a)hp.com> wrote:
You should be specifying shm-key to benefit from shared mem vs memory
mapped
files
I wonder whether switching to back-mdb would be a better solution.
Ciao, Michael.
> Le 7 nov. 2013 à 12:04, "richard lucassen"
<mailinglists(a)lucassen.org> a
> écrit :
> Hello list,
>
> I want to migrate some OpenLDAP servers from 3.5" disks to CF-disks.
> The data in the OpenLDAP is only updated once a month or so. It is just
> an "99%-read-only" LDAP implementation.
>
> However, with a standard Debian install, some files in
> the /var/lib/ldap directory are updated upon each query:
>
> # ls -altr
> -rw-r--r-- 1 openldap openldap 96 2008-11-19 11:45 DB_CONFIG
> drwxr-xr-x 28 root root 4096 2008-12-03 15:03 ..
> -rw------- 1 openldap openldap 8192 2013-04-08 10:50 cn.bdb
> -rw------- 1 openldap openldap 24576 2013-09-29 13:49 objectClass.bdb
> -rw------- 1 openldap openldap 180224 2013-09-29 13:49 id2entry.bdb
> -rw------- 1 openldap openldap 8192 2013-09-29 13:49 entryUUID.bdb
> -rw------- 1 openldap openldap 8192 2013-09-29 13:49 entryCSN.bdb
> -rw------- 1 openldap openldap 36864 2013-09-29 13:49 dn2id.bdb
> -rw------- 1 openldap openldap 1168654 2013-10-17 09:40 log.0000000001
> -rw------- 1 openldap openldap 24576 2013-11-07 05:45 __db.005
> -rw------- 1 openldap openldap 98304 2013-11-07 05:45 __db.003
> -rw-r--r-- 1 openldap openldap 4096 2013-11-07 05:45 alock
> drwx------ 2 openldap openldap 4096 2013-11-07 05:45 accesslog
> drwx------ 3 openldap openldap 4096 2013-11-07 05:45 .
> -rw------- 1 openldap openldap 565248 2013-11-07 11:30 __db.004
> -rw------- 1 openldap openldap 2629632 2013-11-07 11:30 __db.002
> -rw------- 1 openldap openldap 8192 2013-11-07 11:30 __db.001
>
> Apparently the cluster is doing some synchronizing at 05:45 in the
> morning, but that's once a day. My concern is the files called
>
> __db.001
> __db.002
> __db.004
>
> Is there a simple way to prevent OpenLDAP from updating these files at
> each query?
>
> R.