Either tune Apache2 according to your needs or (better) use nginx + php-fpm.
nginx + php-fpm both consumes much less memory than apache2. also you can avoid at all using webserver (calling dlr-url) if you tweak sqlbox source or define a trigger in database to update relevant tables with needed information. 2013/11/16 dorin <dorinafte...@mail.ru> > After I insert phone numbers into send_sms table, > bearerbox-smsbox-sqlbox starts a lot of Apache processes that essentially > increasing RAM. > Conclusion: More Phone numbers into send_sms table more Apache processes > are started and more memory are used. > I increased my server RAM from 250MB to 1GB and now I can insert 100SMS > into send_sms table at once. > > What do you think about this situation? > > On 15.11.2013 15:21, spameden wrote: > > > > > 2013/11/15 dorin <dorinafte...@mail.ru> > >> you are right! >> in OOM-killer list is Mysql and Apache. >> As I understand, I must increase urgent my RAM. > > > As Rene pointed out before it has nothing to do with kannel at all. > > And I'd suggest avoid using Apache at all on VPS environment, stick to > nginx+php-fpm if you need php functionality. > > For kannel sending service you'd need 1-2GB of memory depends really on > your setup and amounts of messages staying in a kannel's internal queue. > >> >> >> On 15.11.2013 10:39, spameden wrote: >> >>> Check your dmesg as well as syslog entries, mysqld might be killed by >>> OOM-killer. >>> >>> 2013/11/15 dorin <dorinafte...@mail.ru>: >>> >>>> How many entries are there typically in that table? >>>> >>>> I have a cron that insert's every 1 min 10 SMS - it works fine. >>>> If I increase for ex. 50 SMS inserts every 1 min - time by time mysql >>>> loses >>>> connection for a sec maximum. >>>> but if I increase 100SMS per 1min - 100% mysql loses connection for a >>>> small >>>> time or for some seconds. In this time I lose the incoming data. >>>> But realy 10 SMS or 100SMS per second is a very small value. >>>> When I sending distribution SMS, processor shows me medium loaded value: >>>> 40%; RAM = 60% - 65% >>>> >>>> Tomorrow want to change MySql version. >>>> now it's >>>> mysql Ver 14.14 Distrib 5.1.49, for debian-linux-gnu (i486) using >>>> readline >>>> 6.1 >>>> if the problem will persist, I will install MariaDB >>>> >>>> >>>> On 15.11.2013 9:57, Rene Kluwen wrote: >>>> >>>>> The index on 'id' won't help you a lot. >>>>> How many entries are there typically in that table? >>>>> >>>>> Having said that... sqlbox doesn't use the dlr table at all. So it's >>>>> not >>>>> your problem. >>>>> >>>>> == Rene >>>>> >>>>> >>>>> -----Original Message----- >>>>> From: users [mailto:users-boun...@kannel.org] On Behalf Of dorin >>>>> Sent: donderdag 14 november 2013 12:12 >>>>> To: spameden >>>>> Cc: users@kannel.org >>>>> Subject: Re: Big problem with sqlbox >>>>> >>>>> Thanks spameden for your reply >>>>> >>>>> "first of all what's the kannel/sqlbox version you're running?" >>>>> >>>>> I'm using kannel - 1.5 and sqlbox - I'm not really sure, I think 0.7; >>>>> >>>>> "you might need to tweak some settings. " >>>>> >>>>> Really I had set MyIsam all kannel tables. I have changed from MyIsam >>>>> to >>>>> InnoDb. Will familiarize soon with MariaDB too. Do you mean only these >>>>> two >>>>> tweaks? >>>>> >>>>> "check indexes on dlr table as well."I have indexed id column. >>>>> >>>>> Here is my dlr table >>>>> CREATE TABLE IF NOT EXISTS `kannel_dlr`( >>>>> `id` INT(11) NOT NULL AUTO_INCREMENT, >>>>> `smsc` VARCHAR(40) DEFAULT NULL, >>>>> `ts` VARCHAR(40) DEFAULT NULL, >>>>> `destination` VARCHAR(40) DEFAULT NULL, >>>>> `source` VARCHAR(40) DEFAULT NULL, >>>>> `service` VARCHAR(40) NOT NULL, >>>>> `url` VARCHAR(255) DEFAULT NULL, >>>>> `mask` INT(10) DEFAULT NULL, >>>>> `status` VARCHAR(40) DEFAULT NULL, >>>>> `boxc` VARCHAR(40) DEFAULT NULL, >>>>> `CampaignID` INT(11) NOT NULL, >>>>> `RelOwnerUserID` INT(11) NOT NULL, >>>>> `RelOperatorID` INT(11) NOT NULL, >>>>> PRIMARY KEY (`id`), >>>>> UNIQUE KEY `id` (`id`), >>>>> UNIQUE INDEX UK_oempro_kannel_dlr_id (id) >>>>> ) ENGINE = INNODB DEFAULT CHARSET = utf8 AUTO_INCREMENT = 1; >>>>> >>>>> >>>>> >>>>> On 14.11.2013 12:28, spameden wrote: >>>>> >>>>>> first of all what's the kannel/sqlbox version you're running? >>>>>> >>>>>> check your mysql setup, you might need to tweak some settings. >>>>>> >>>>>> i'm strongly suggest using InnoDB instead of MyISAM, also take a look >>>>>> at MariaDB (it's a fork of mysql, very nicely working). >>>>>> >>>>>> check indexes on dlr table as well. >>>>>> >>>>>> we've been using kannel to send about millions of sms messages daily >>>>>> (MT) without any problems. >>>>>> >>>>>> 2013/11/14 dorin <dorinafte...@mail.ru>: >>>>>> >>>>>>> Hello all! >>>>>>> I have a big problem ! >>>>>>> >>>>>>> I need to send via KANNEL 5000 of SMS. >>>>>>> >>>>>>> When I insert into table kannel_sqlbox_send_sms every minute 10 SMS - >>>>>>> all works fine. But this method is very slow If I try to increase >>>>>>> inserting SMS, for example (100SMS) MySql stops working and I got >>>>>>> this error: >>>>>>> >>>>>>> MySQL Error: MySql Error: Couldn't connect to database - Lost >>>>>>> connection to MySQL server at 'reading initial communication packet', >>>>>>> system error: 111 >>>>>>> >>>>>>> In ideal I wish to do one insert with 5000 rows >>>>>>> >>>>>>> Memory,Proccessor is not loaded. >>>>>>> My configuration is SMSBox+SQLBox+BearerBox; >>>>>>> >>>>>>> Please give me some Ideas! >>>>>>> >>>>>>> >>>>> >>>>> >>>>> >>> >> > >