[ Removing -users ] On Dec 4, 2012, at 10:57 PM, "Zheng, Wenjie (Barclay)" <barclay.zh...@alcatel-lucent.com> wrote:
> Dear All, > > By studying and testing SNMP performance these days, I found that X-agent is > not efficient as I expected: > SNMP sub-agent mode slows down the total time of getbulk, by change the SNMP > agent architecture from master and sub-agent to only one agent, the > performance improves dramatically. > See below for some test result, with sub-agent, the getbulk time is > approximately 3 times than the time without sub-agent. > > -------------------------------------------------------- > Table No SubAgent with Sub Agent > -------------------------------------------------------- > 16oid, 18 rows 4s 13s > 5 oid, 500 rows 38s 140s > 70 oid, 70 rows 35s 152s > --------------------------------------------------------- > > Don’t know if anyone has same puzzle, is there anything wrong here? The master agent turns getbulk into a series of getnexts when it is forwarding to a subagent. I assume this is an architectural limitation (since it does the same thing for MIB handlers), but haven't looked into it any more deeply than that Bill > > I paste the config file: > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > # SNMP master agent configuration file template > # defines a list of listening addresses, on which to receive incoming SNMP > requests > agentaddress 54321 > # enable the AgentX functionality and cause the agent to start listening for > incoming AgentX registrations > master agentx > # defines the address the master agent listens at, or the subagent should > connect to > agentxSocket localhost:705 > # defines the timeout period (NUM seconds) for an AgentX request > agentXTimeout 5 > # define engine ID for version3 > engineIDType 1 > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > > > Thanks, > Barclay > > > ------------------------------------------------------------------------------ > LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial > Remotely access PCs and mobile devices and provide instant support > Improve your efficiency, and focus on delivering more value-add services > Discover what IT Professionals Know. Rescue delivers > http://p.sf.net/sfu/logmein_12329d2d > _______________________________________________ > Net-snmp-coders mailing list > Net-snmp-coders@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/net-snmp-coders ------------------------------------------------------------------------------ LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial Remotely access PCs and mobile devices and provide instant support Improve your efficiency, and focus on delivering more value-add services Discover what IT Professionals Know. Rescue delivers http://p.sf.net/sfu/logmein_12329d2d _______________________________________________ Net-snmp-coders mailing list Net-snmp-coders@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/net-snmp-coders
