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Re: Memory usage (ITS 6660): Is there a patch to 2.4.23 version to fix the problem ?

On Sat, Jul 30, 2011 at 6:31 PM, Quanah Gibson-Mount <quanah@zimbra.com> wrote:
> --On Saturday, July 30, 2011 6:23 PM -0300 Friedrich Locke
> <friedrich.locke@gmail.com> wrote:
> Please don't top post.


>> It is not that's using 63MB. It is that is uses 63MB after performing
>> 4 lookup, i.e., its memory usage grows from 15MB to 63MB.
>> cachesize       4096
> How many entries do you have in your database?

No more than 50 entries at most.

>> dbnosync
>> dirtyread
> These are *not* good values to set.  You should remove them.

I will remove then.

> You have failed to provide some key pieces of information.  Please provide
> your DB_CONFIG file.  Please provide the total size of your BDB database (du
> -c -h *.bdb).  Please provide the number of real cores your system has
> available.  ITS6660 *only* affects systems with 4+ CPUs.  All I've seen you
> say so far is that as slapd is used, it grows in size.  That's typical of
> slapd loading entries from off of disk into memory.  Unless we know how
> large your database itself *is*, there is no telling if what it is doing is
> wrong or not.


set_cachesize 0 16777216 1
set_lg_regionmax 262144
set_lg_bsize 2097152

My database size is:

gustav# du -c -h *.bdb
32.0K   cn.bdb
32.0K   dn2id.bdb
64.0K   id2entry.bdb
32.0K   mail.bdb
32.0K   mailAlternateAddress.bdb
32.0K   mailHost.bdb
32.0K   objectClass.bdb
32.0K   uid.bdb
288K    total

My system has 2 cores!

> --Quanah
> --
> Quanah Gibson-Mount
> Sr. Member of Technical Staff
> Zimbra, Inc
> A Division of VMware, Inc.
> --------------------
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