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From: "rzryyvzy" <rzryyvzy@trashmail.net>
To: linux-kernel@vger.kernel.org
Subject: Re: What is the limit size of tmpfs /dev/shm ?
Date: Wed, 06 Feb 2008 16:06:28 +0100	[thread overview]
Message-ID: <47A9CCF4.7080108@trashmail.net> (raw)
In-Reply-To: <47A9CA0E.3030507@wpkg.org>

Tomasz Chmielewski schrieb:
>> Hello Kernel Users,
>>
>> is there a size limit for tmpfs for the /dev/shm filesystem?
>> Normally its default size is set to 2 GB. Is it possible to create a 
>> 2 TB (Terrabyte) filesystem with tmpfs?
>> Or is there a maximum size defined in the linux kernel?
>
> Depends on your arch.
I have a 64 Bits architecture (amd64/x86_64).

> If you're 64 bit, you need to have really loads of storage and/or RAM 
> to accumulate 16EB:
>
> # mount -t tmpfs -o size=171798691839G tmpfs /mnt/2
> # df -h
> (...)
> tmpfs                  16E     0   16E   0% /mnt/2
Nice, I will try this out.
I have not the money for 16E of memory of RAM! :-) lol
Already to provide 1 TB it would cost at least for the memory about 20 
000 EUR + the server costs which support this.

-- 
Best regards

  reply	other threads:[~2008-02-06 15:04 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-06 14:54 Tomasz Chmielewski
2008-02-06 15:06 ` rzryyvzy [this message]
2008-02-06 15:29 ` Hugh Dickins
2008-02-06 19:27   ` H. Peter Anvin
2008-02-06 19:48     ` Hugh Dickins
2008-02-06 19:53       ` H. Peter Anvin
2008-02-06 21:58         ` Hugh Dickins
2008-02-06 22:01           ` H. Peter Anvin
2008-02-06 22:40             ` Hugh Dickins
  -- strict thread matches above, loose matches on Subject: below --
2008-02-06 13:54 Mika Lawando

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