Nagios Upgrade

[Daniel Wittenberg]

On Aug 5, 2013, at 9:46 AM, Andreas Ericsson <ae at op5.se> wrote:

> On 2013-08-05 14:30, Kaushal Shriyan wrote:
>> On Mon, Aug 5, 2013 at 2:20 PM, Andreas Ericsson <ae at op5.se> wrote:
>> 
>>> On 2013-08-03 02:27, Kaushal Shriyan wrote:
>>> 
>>>> Hi,
>>>> 
>>>> I am running Nagios Version 3.4.4 on CentOS Linux Version 6.4.  As per
>>>> http://www.nagios.org/**download/core/thanks?t=**1375489385<http://www.nagios.org/download/core/thanks?t=1375489385>do i need to update
>>>> it to 3.5.0 or upgrade to 4.x series and please help me understand the
>>>> difference between 3.x and the new beta 4.x version. Any dates planned for
>>>> the stable release 4.x version?
>>>> 
>>>> 
>>> Nagios 4 has improved performance by a factor of 7, as well as much
>>> better interfaces for extending it further in the future.
>>> 
>> 
>> Hi Andreas Ericsson,
>> 
>> I am not sure i understand "Nagios 4 has improved performance *by a factor
>> of 7*" with Nagios 3 version. Does it mean performance improvement by 70%?.
>> Correct me if i am understanding it completely wrong.
>> 
> 
> 700%, in terms of the number of jobs it can spawn, according to a
> volunteer tester who reported in a few days ago.
> 
> It's actually a bit inaccurate to talk about percentages, since
> most algorithms used in Nagios 4 are several orders of magnitude
> faster than the ones in Nagios 3, and that means they'll scale a
> lot better, but for very small installations you won't notice
> much difference except a slightly lower load.

I'm seeing those types of numbers too on virtual systems, so keep in mind if you are still using bare metal servers your numbers might be different too, I haven't had any bare metal for awhile to do any testing with.  

Dan
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