ZFS over RAID6

2011-02-09 Thread $witch

hi,

having made a considerable amount of pre-research am now asking your 
mind about my goal.



enviroment :

a FreeBSD (ranging from 6.x to 8.1) web-farm (a couple of links and a 
dozen of devices/servers)



goal :

share (in R/W) some dirs between various hosts via NFS; such dirs must 
be in something that is error-proof.



considerations :

at lower level feel RAID6 meet my requirements (i love something that 
can face a double hw fault)


while at upper level ZFS looks very nice so am looking for such a 
combination.



status :

as now had found some ADPTEC, ARECA and 3WARE adapters that look 
reasonable but controller is not all;

i need also 8 (+ 2 spare) HDs and a case where to keep them.

so had extended research to 8HD cases with RAID6 capabilities.

again a few manufacturer seem to have suitable boxes as

**MGBurly8VRe ( http://www.burlystorage.com/ccp0-prodshow/MGBurly8VRe.html )

and

ARC-5040  ( 
http://www.areca.com.tw/products/esatafirewire800iscsiaoeusb.htm )



questions :

a) do you feel that combination NFS over ZFS over RAID6 a good choice or 
just a complicated exercise leading nowhere?


b) do you feel suitable the listed hw ? [ one | both | none ]

c) do you know something better that lead to an overall expense not 
bigger than 2.5 K euro? (had seen some ADAPTEC over 4K euro that seem 
nice but expensive for a test)




thank you



Alessandro




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Re: Root exploit for FreeBSD

2009-12-11 Thread $witch
On Thu, 10 Dec 2009 15:41:41 +0100, Anton Shterenlikht  
me...@bristol.ac.uk wrote:



From my information security manager:


FreeBSD isn't much used within the University (I understand) and has a
(comparatively) poor security record. ..




Hi,

almost all of you remark how FreeBSD is more-secure-than-others-OS, will  
add nothing to varius comments.


but i look in syslogs of some FreeBSD internet server and there is a great  
evidence that some botnets are (again) tryng simple combination of  
uid/pwd.


starting from Dec  8 01:00:34 (CET) hundreds of zombies are looking for a  
valid username.


it mean that most of the matter is our; the FreeBSD users.

we are the only ones that will (or will not) patch the systems;

i love the FreeBSD security while it is MOSTLY based on KNOWLEDGE of users  
than on a PERFECT code.


cheers

Alessandro

--
If 386BSD had been available when I started on Linux, Linux would  
probably never had happened. Linus Torvalds

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Re: Don't work RTL8102EL

2009-11-18 Thread $witch

On Wed, 18 Nov 2009 07:48:01 +0100, cheshirski@gmail.com wrote:


Hello. Has faced a problem. I can not start network card 8102EL

re0: RealTek 8101E/8102E/8102EL PCIe 10/100baseTX port 0xd800-0xd8ff


hi,

am not absolutely sure, but i faced a very similar problem;

take a look in http://www.rfc1925.net/FreeBSD-on-SL500.html for solution.

maybe it is sufficient for your needs.

cheers

Alessandro

--
If 386BSD had been available when I started on Linux, Linux would  
probably never had happened. Linus Torvalds

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IPv6-only host and portupgrade

2009-10-30 Thread $witch

Hi,

have done a best effort to avoid useless question, am posting after
various faq-research and tests.

having an IPv6-ONLY (FreeBSD 7.0) host that needs to perform a portsnap
fetch there is NO LIST of portsnap-IPv6-capable servers.

maybe they don't exists or i am too blind to find them; is there anybody
that can post hostnames or links to souch kind of servers?

obviously i can workaround using an IPv4--IPv6 intermediate-host,
but the goal is a pure IPv6 FreeBSD farm.

regards

Alessandro
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