NRPE/NSCA replacement thoughts?

[Michael Schwartzkopff]

Am Freitag, 19. Februar 2010 11:19:30 schrieb Flyinvap:
> Hi,
>
> Le Fri, 19 Feb 2010 09:07:44 +0100,
>
> Michael Schwartzkopff <misch at multinet.de> a écrit :
> > > Should a new protocol be "flat text based" or structured?
> >
> > No need for a new protocol.
>
> It's possible to replace NRPE by SNMPv1/2 or v3 or SSH. NCSA could may
> be replace by SNMP informs ?

Yes.

> > > Would webservices be the best way?
>
> It could be but what about performance ? NRPE is very fast but not
> secure [1], SNMP v1 is slower and insecure. SNMP v3 or SSH are secure
> but take some resources.

- SNMPv1 is quite secure if you use ACLs.
- SNMPv3 should not be any problem for any recent hardware.

> I made some test with those 4 protocols. To check if a process is
> running takes by average :
>  -  27 ms with nrpe (with ssl)
>  -  62 ms with snmp v1
>  - 107 ms with snmp v3 (SHA for authentication and AES for privacy)
>  - 113 ms with SSHv2 (authentication by certifcate)
>
> [1] http://tracker.nagios.org/bug_view_advanced_page.php?bug_id=125

-- 
Dr. Michael Schwartzkopff
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