[mythtv-users] software raid 5 xfs

Daniel Agar daniel at agar.ca
Sat Apr 14 22:30:34 UTC 2007


Hmm, out of curiosity does anyone know if JFS suffers from the same 4k
stacks problem?

> Yes... I'm using gentoo.... compiling is trivial... the problem lies with
> XFS... and stack overflows... with 4k stacks.
>
> On 4/14/07, Daniel Agar <daniel at agar.ca> wrote:
>>
>> I briefly read something about the 4k vs 8k stacks problem. Did you have
>> to build your own kernel to fix this?
>>
>>
>> > I'm using 4x 250GB PATA-100 Hard Drives ... two on the on-board nForce
>> > chipset... two on a Promise PDC20248.  I'm using software RAID-5
>> across
>> > all
>> > 4 disks... I have 2x PVR-350's and 1x PVR-500 and have at times been
>> > recording 4 streams at once, while watching another.  This is all on
>> the
>> > same box, combined backend and frontend.
>> >
>> > I originally had a problem with using XFS for my video storage, but
>> > someone
>> > clued me into the 4k vs 8k stacks problem... but once that was solved,
>> > this
>> > thing runs solid.
>> >
>> > I hope that helps.
>> >
>> > Andy
>> >
>> > On 4/14/07, John P Poet <jppoet at gmail.com> wrote:
>> >>
>> >>
>> >>
>> >> On 4/14/07, Daniel Agar <daniel at agar.ca> wrote:
>> >> >
>> >> > What kind of hardware do you have? My backend is a sempron 2600
>> with
>> a
>> >> > gig
>> >> > of memory.
>> >> >
>> >> > Also which distro are you using? I've always gone with fedora for
>> my
>> >> > mythboxes.
>> >>
>> >>
>> >> CPU: Pentium4 3.0GHz
>> >> MEM: 1gig DDR400
>> >> Motherboard: Asus P4C800-E
>> >> Distribution: FedoraCore 6
>> >>
>> >> I am using the SATA ports on the motherboard, supplemented by a
>> Promise
>> >> TX4 PCI SATA controller.  Nice thing about Linux software raid -- you
>> >> can
>> >> mix and match any hard driver controller you want.
>> >>
>> >> John
>> >>
>> >>
>> >>
>> >>
>> >>
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>> >>
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>>
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