Nevermind, it was ARP table size. The udp error 105 (ENOBUFS) led to wrong direction.
Petri On 1.6.2012 10:48, Petri Ojala wrote: > > I'm using net-snmp with Perl scripts, using the SNMP (not Net::SNMP) > package. I'm doing asynchronous polls to a number of switches, > queueing them so that the number of simultaneous work is about ~100 > targets and the queue gets refilled as soon as data flows in. There > is an SNMP::Session open to each target and I'm doing frequent > bulkwalks to fetch data, one bulkwalk per target. The system is > running the latest Debian linux. > > The number of targets seem to be hit a ceiling at around 1024. The > UDP socket is open (netstat shows >1024 udp sockets) but data doesn't > seem to flow. I've also increased the number of files limit from > standard 1024 to 4096 with no effect. Likewise doesn't make a > difference if I run the scripts as root or not. > > Any ideas what might be causing the 1024 limit? Any help would be > appriciated, I'm quite positive I'm not the first one with this problem. > > Petri > ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Net-snmp-users mailing list Net-snmp-users@lists.sourceforge.net Please see the following page to unsubscribe or change other options: https://lists.sourceforge.net/lists/listinfo/net-snmp-users
