linux vs SAN

Ciril Ignatious T ciril at hcl.in
Wed Feb 1 10:25:56 UTC 2006 

You have to configure the multipathing by setting one active path.
Now i feel that ur 2 paths are taken as active paths.

baran.yurdagul at turkcell.com.tr wrote:
> Veritas volume manager is already installed.
> Fyi
>
>
> -----Original Message-----
> From: redhat-list-bounces at redhat.com
> [mailto:redhat-list-bounces at redhat.com] On Behalf Of Tolga Evren
> Sent: Wednesday, February 01, 2006 10:53 AM
> To: General Red Hat Linux discussion list
> Subject: RE: linux vs SAN
>
> We use redhat linux ia64 , with emc . Since powerpath has no version on
> our platform ( redhat 2.1) , we use 2 hba without any multipathing
> software.
>
>
> Tolga Evren
>
> -----Original Message-----
> From: redhat-list-bounces at redhat.com
> [mailto:redhat-list-bounces at redhat.com] On Behalf Of Ciril Ignatious T
> Sent: Wednesday, February 01, 2006 10:34 AM
> To: General Red Hat Linux discussion list
> Subject: Re: linux vs SAN
>
> Hi
>
> You have to install any multipathing software in your system.If u r
> using Qlogic HBA they will be providing the driver with multipathing
> support.Other wise you have to use any commercial multipathing s/w s
> like Veritas Volume manager.
>
>
> Regards
>
> Ciril
>
> baran.yurdagul at turkcell.com.tr wrote:
>   
>> Hi All,
>>
>>
>>
>> I have connected my linux box to Hitachi SAN with 2 HBA. I have two
>> nodes and I want to use Veritas as cluster sw. When I wanted to make
>> partitioning and create filesystem on the disks I get a bit confused.
>> Because of 2 HBA, I have seen 4 disks (Infact I have two). I have
>> created a partition and make mkfs.ext3 on to it. But after mkfs.ext3
>>     
> It
>   
>> is strange that partitionin info has been flushed. Did you experience
>> such problem before or  is there any documentation or howto etc ??
>>
>>
>>
>> BR,
>>
>>
>>
>>
>>
>>
>>     
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> CIRIL IGNATIOUS T
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-- 
CIRIL IGNATIOUS T
R & D ENGINEER
HCL INFOSYSTEMS LTD
PONDICHERRY
PH:09894027005

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