Thanks Sir, Thats what I expected. Do you think this will change if I use only two values with huge difference in each other, lets say {26000,29000} ?
Regards, Sammy On Mon, Jun 4, 2012 at 3:05 PM, Carsten Bock <cars...@ng-voice.com> wrote: > Hi, > > this functionality uses a generic "hash" function to generate an > Integer-Value of the PVAR and then reduces this to the number hosts in > your destination set. > If you have only using two different values of the PVAR and only two > hosts in the dispatcher list, it can likely happen, that the same host > is choosen. You should try a wider range of values for your PVAR... > (e.g. try 1000 different values), then you should see a distribution. > > Carsten > > 2012/6/4 SamyGo <govoi...@gmail.com>: > > Hi, > > > > No, nothing at all. I haven't went too deep into debug logs but no > internal > > error was appearing. Everything was as calm as ever and I only get one > > destination uri. > > > > So maybe what I'm getting from your email is that , for this to work the > way > > I expect is to have more unique and random values in my hash_pvar to get > the > > required functionality. > > > > Thanks once again, > > BR > > SG > > > > On Mon, Jun 4, 2012 at 11:52 AM, Daniel-Constantin Mierla > > <mico...@gmail.com> wrote: > >> > >> Hello, > >> > >> do you get any errors in the log? > >> > >> Be aware that hash functions may return same code for different input > >> values. A hash function is guaranteed to return same code for same > input > >> value, but there can be collisions of codes for different values. > >> > >> Cheers, > >> Daniel > >> > >> > >> On 6/3/12 3:41 PM, SamyGo wrote: > >> > >> Hello, > >> > >> I'm having trouble using algorithm 7 in dispatcher module. Here is my > >> kamailio version. The problem is that despite multiple dispatcher > entries > >> corresponding to one set all calls go only to only one destination. > >> > >> > >> [root@control1 ~]# kamailio -V > >> version: kamailio 3.2.3 (x86_64/linux) 59f87e > >> flags: STATS: Off, USE_IPV6, USE_TCP, USE_TLS, TLS_HOOKS, USE_RAW_SOCKS, > >> DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, SHM_MMAP, PKG_MALLOC, > >> DBG_QM_MALLOC, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE, > >> USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES > >> ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, > >> MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 4MB > >> poll method support: poll, epoll_lt, epoll_et, sigio_rt, select. > >> id: 59f87e > >> compiled on 18:04:08 Apr 19 2012 with gcc 4.1.2 > >> [root@control1 ~]# > >> > >> Here is the dipacther module params. > >> > >> > >> > >> # ------- Load-balancer params ------ > >> modparam("dispatcher", "db_url", DBURL) > >> modparam("dispatcher", "table_name", "dispatcher") > >> modparam("dispatcher", "setid_col", "setid") > >> modparam("dispatcher", "destination_col", "destination") > >> modparam("dispatcher", "force_dst", 1) > >> modparam("dispatcher", "flags", 3) > >> modparam("dispatcher", "dst_avp", "$avp(i:271)") > >> modparam("dispatcher", "cnt_avp", "$avp(i:273)") > >> modparam("dispatcher", "ds_ping_from", "sip:pr...@109.xxx.2xx.xx") > >> modparam("dispatcher", "ds_ping_interval",15) > >> modparam("dispatcher", "ds_probing_mode", 1) > >> modparam("dispatcher", "ds_ping_reply_codes", > >> "class=2;code=403;code=404;code=484;class=3") > >> modparam("dispatcher", "hash_pvar", "$avp(i:274)") > >> modparam("dispatcher", "ds_hash_size", 9) > >> modparam("dispatcher", "ds_hash_initexpire", 60) > >> > >> > >> > >> Below is the function call based on avp(i:274) > >> > >> > >> > >> avp_db_query("select uid from uid_did_map where accountcode = > >> '$fU'","$avp(i:274)"); > >> xlog("L_INFO","$rm from $fu (IP:$si:$sp) --------- > >> UID:'$avp(i:274)-----------'\n"); > >> ds_load_update(); > >> if(!ds_select_dst("1","7")) { > >> sl_send_reply("500", "No destination > available"); > >> xlog("route[MAIN] : $rm : No destinations > >> available for $rd"); > >> exit; > >> } > >> > >> > >> I'm getting two different values for avp(i:274) {26,29} but the > >> destination are not hashed on its base. > >> > >> Please help. > >> > >> Regards, > >> Sammy G. > >> > >> > >> > >> _______________________________________________ > >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > >> sr-users@lists.sip-router.org > >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users > >> > >> > >> -- > >> Daniel-Constantin Mierla - http://www.asipto.com > >> http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda > >> Kamailio Advanced Training, Seattle, USA, Sep 23-26, 2012 - > >> http://asipto.com/u/katu > >> Kamailio Practical Workshop, Netherlands, Sep 10-12, 2012 - > >> http://asipto.com/u/kpw > >> > >> > >> > > > > > > _______________________________________________ > > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > > sr-users@lists.sip-router.org > > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users > > > > > > -- > Carsten Bock > CEO (Geschäftsführer) > > ng-voice GmbH > Schomburgstr. 80 > D-22767 Hamburg / Germany > > http://www.ng-voice.com > mailto:cars...@ng-voice.com > > Mobile +49 179 2021244 > Office +49 40 34927219 > Fax +49 40 34927220 > > Sitz der Gesellschaft: Hamburg > Registergericht: Amtsgericht Hamburg, HRB 120189 > Geschäftsführer: Carsten Bock > Ust-ID: DE279344284 > > Hier finden Sie unsere handelsrechtlichen Pflichtangaben: > http://www.ng-voice.com/imprint/ > > _______________________________________________ > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > sr-users@lists.sip-router.org > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users >
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