Hello,

On 9/10/12 1:14 PM, Uri Shacked wrote:

Thanks,

The stuff i sent is from my test server that has 3.3.1 installed.

On my prod servers i use 3.2.x.

how would you explain that when kamailio starts (on prod with similar data and same cfg) it take around 20% of the shmem, after reload 30% and in time (6-8 weeks) it gets up to 39% ?


if used_size does not have variations, then it is no leak. The variations of real_used_size is from fragmentation management -- each fragment has a structure associated to it.

Cheers,
Daniel

I start with 4G of shmem.

It feels like a leak but i have trouble investigating it.... where would you look? The reload, the dialog or the avp's?

BR,

Uri



On Mon, Sep 10, 2012 at 11:06 AM, Daniel-Constantin Mierla <mico...@gmail.com <mailto:mico...@gmail.com>> wrote:

    Hello,

    the used size is pretty much the same after the reload, so doesn't
    look as leak. If you do 2-3 reloads is shmem:used_size staying
    around same value?

    It is clear boost in the fragments, I would say that after start
    the number of fragments is quite low, because it should contain
    the good records in memory as well.

    Btw, the version 3.3.x has options for defragmentation, see the
    core cookbook, you can enable it.

    Cheers,
    Daniel



    On 9/9/12 10:18 AM, Uri Shacked wrote:
    Hi,
    here is the statistics after kamailio starts:
    shmem:fragments = 28
    shmem:free_size = 3800871312
    shmem:max_used_size = 494132368
    shmem:real_used_size = 494095984
    shmem:total_size = 4294967296
    shmem:used_size = 342642072
    here it is after reload of the num table:
    shmem:fragments = 9161531
    shmem:free_size = 3654274496
    shmem:max_used_size = 959885552
    shmem:real_used_size = 640692800
    shmem:total_size = 4294967296
    shmem:used_size = 342654552
    here is the cfg part for mtree:
    #------- mtree params -------------
    modparam("mtree", "db_url", CFGDB)
    modparam("mtree", "mtree",
    "name=odr;dbtable=service_odr_view;type=0;")
    modparam("mtree", "mtree",
    "name=oper;dbtable=service_oper_type;type=0;")
    modparam("mtree", "mtree",
    "name=permis;dbtable=service_permisions_to_oper;type=0;")
    modparam("mtree", "mtree",
    "name=num;dbtable=service_numbers_to_areas_view;type=0;")
    modparam("mtree", "char_list", "0123456789")
    modparam("mtree", "pv_value", "$avp(mtval)")
    modparam("mtree", "pv_values", "$avp(mtvals)")
    here is the number of raws from the DB:
    SELECT count(*) FROM `service`.`service_numbers_to_areas_view` =
    4195528
    and attached is the memory log.
    thanks,
    Uri

    On Fri, Sep 7, 2012 at 10:26 AM, Daniel-Constantin Mierla
    <mico...@gmail.com <mailto:mico...@gmail.com>> wrote:

        Hello,

        is this taken only after startup? Get one at startup and
        another one after reload, so it can be compared.

        Cheers,
        Daniel


        On 9/6/12 9:22 AM, Uri Shacked wrote:
        Hi,
        here:
        shmem:fragments = 143898
        shmem:freesize = 3446570952
        shmem:max_used_size = 861854768
        shmem:real_used_size = 848396344
        shmem:total_size = 4294967296
        shmem:used_size = 319676976


        On Thu, Sep 6, 2012 at 9:49 AM, Daniel-Constantin Mierla
        <mico...@gmail.com <mailto:mico...@gmail.com>> wrote:

            Hello,


            On 9/5/12 3:06 PM, Uri Shacked wrote:

                Hi,
                I use MTREE to load 5 million rows from the
                database. it takes about 30 sec to start kamailio
                and it is running great.
                Whern I check the shmem usage I see the data take
                about 0.8G out of 4G i set on shmem.
                When i reload the data while kamailio is running,
                the memory usage rises to 1.3G and stays there (the
                second and next reloads stays on 1.3G as well).
                Why doesn't it return to 0.8G after the reload is
                completed?


            can you send the statistics related to shmem?

            kamctl fifo get_statistics shmem:

            There are different values there, some usage come from
            overhead of memory chunks management.

            Cheers,
            Daniel

-- Daniel-Constantin Mierla - http://www.asipto.com
            http://twitter.com/#!/miconda
            <http://twitter.com/#%21/miconda> -
            http://www.linkedin.com/in/miconda
            Kamailio Advanced Training, Berlin, Nov 5-8, 2012 -
            http://asipto.com/u/kat
            Kamailio Advanced Training, Miami, USA, Nov 12-14, 2012
            - http://asipto.com/u/katu



-- Daniel-Constantin Mierla -http://www.asipto.com
        http://twitter.com/#!/miconda  <http://twitter.com/#%21/miconda>  
-http://www.linkedin.com/in/miconda
        Kamailio Advanced Training, Berlin, Nov 5-8, 2012 
-http://asipto.com/u/kat
        Kamailio Advanced Training, Miami, USA, Nov 12-14, 2012 
-http://asipto.com/u/katu




-- Daniel-Constantin Mierla -http://www.asipto.com
    http://twitter.com/#!/miconda  <http://twitter.com/#%21/miconda>  
-http://www.linkedin.com/in/miconda
    Kamailio Advanced Training, Berlin, Nov 5-8, 2012 -http://asipto.com/u/kat
    Kamailio Advanced Training, Miami, USA, Nov 12-14, 2012 
-http://asipto.com/u/katu



--
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio Advanced Training, Berlin, Nov 5-8, 2012 - http://asipto.com/u/kat
Kamailio Advanced Training, Miami, USA, Nov 12-14, 2012 - 
http://asipto.com/u/katu

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