I'll have a look at this, can you please file a bug report at http://wiki.powerdns.com/trac
Regards, Aki Tuomi On Sat, Mar 02, 2013 at 12:21:01AM +0200, Aleksey Chudov wrote: > Hello, > > I encountered the following problem. When executing Remote backend > (tested with Remote + socket, pipe and http) and distributor-threads > parameter greater than 1 pdns_server process crash while performance > testing. > > Pdns was built on Debian 6.0.7 > > aptitude install libboost-program-options-dev > libboost-serialization-dev liblua5.1-dev libz-dev > wget http://downloads.powerdns.com/releases/pdns-3.2.tar.gz > tar -xzf pdns-3.2.tar.gz > cd pdns-3.2/ > ./configure --prefix=/usr --sysconfdir=/etc/powerdns > --localstatedir=/var/run/pdns --libdir=/usr/lib/pdns > --disable-shared --enable-static --enable-static-boost > --enable-static-binaries --enable-pdns_server --disable-recursor > --with-modules="pipe remote" --with-dynmodules="" > make > make install > > > There is no errors when pdns_server starts with > distributor-threads=1. Performance is quite good – 7k qps according > to dnsperf statistics (32 instances of dnsperf simultaneously). But > if I start pdns_server with distributor-threads greater than 1 and > run more than one instance dnsperf simultaneously, the process > crash. > > log-level is set to 9 but only the following message is printed to log file > > Feb 27 19:49:01 srv1 pdns[28609]: Got a signal 6, attempting to > print trace: > Feb 27 19:49:01 srv1 pdns[28609]: [0x49a720] > Feb 27 19:49:01 srv1 pdns[28609]: [0x6598d0] > Feb 27 19:49:01 srv1 pdns[28609]: [0x762f75] > Feb 27 19:49:01 srv1 pdns[28609]: [0x6f5b90] > Feb 27 19:49:01 srv1 pdns[28609]: [0x6f0ac5] > Feb 27 19:49:01 srv1 pdns[28609]: [0x42b227] > Feb 27 19:49:01 srv1 pdns[28609]: [0x47f202] > Feb 27 19:49:01 srv1 pdns[28609]: [0x4a5e41] > Feb 27 19:49:01 srv1 pdns[28609]: [0x456399] > Feb 27 19:49:01 srv1 pdns[28609]: [0x45e9b7] > Feb 27 19:49:01 srv1 pdns[28609]: [0x460825] > Feb 27 19:49:01 srv1 pdns[28609]: [0x4e1244] > Feb 27 19:49:01 srv1 pdns[28609]: [0x65561a] > Feb 27 19:49:01 srv1 pdns[28609]: [0x741fa9] > Feb 27 19:49:01 srv1 pdns[28607]: Our pdns instance (28609) exited > after signal 6 > Feb 27 19:49:01 srv1 pdns[28607]: Respawning > > I specifically checked that there is no such problem with Pipe > backend only with Remote backend. > > Any ideas? > > > Best regards, > Aleksey > > _______________________________________________ > Pdns-users mailing list > [email protected] > http://mailman.powerdns.com/mailman/listinfo/pdns-users >
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