[Openvas-discuss] RAM usage limitation

Paula Gonzalez Muñoz p.gonmu at gmail.com
Thu Dec 12 07:48:06 CET 2013


Hi,

I have tested on several servers with 2 or 3 GB + 1 of swap. Yesterday I
was monitoring with htop and, when scanning a single host, free RAM would
go from 1.5Gb to 20 MB depending on the vulnerability scanned.


2013/12/11 Russell Jones <russell-list at jonesmail.me>

> We have found it takes roughly 100MB of memory per host at a time when
> doing nmap scans + full & deep ultimate vulnerability tests.
>
> What are the server specs you are running this on?
>
>
> On 12/9/2013 9:03 AM, William Scott Lockwood III wrote:
>
>> On Mon, Dec 9, 2013 at 8:57 AM, Paula Gonzalez Muñoz <p.gonmu at gmail.com>
>> wrote:
>>
>>> I have found that the synchronization does not cause any problem... and
>>> scanning target by target is not really a solution for us since we have
>>> to
>>> perform scans out of office hours on over 30 servers (and increasing).
>>>
>>> Regards,
>>> Paula
>>>
>> Target by target isn't the issue. Define your range (30 servers is
>> tiny compared to what I'm scanning) but limit the number of concurrent
>> hosts and concurrent NVT's until you find a balance that works for
>> you. Currently, I limit mine to 5 hosts with 4 concurrent NVT's and
>> have no problems running scans from a VM.
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>
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-- 
       Paula González Muñoz
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