Re: [squid-users] Cache_dir more than 10GB

On 07.10.08 20:34, Henrik Nordstrom wrote:
> On tis, 2008-10-07 at 12:46 -0300, Rafael Gomes wrote:
> > So, it is very risky.
> >
> > User may get a old page after a crash and journal recovery.
>
> It's worse. The user may get a corruoted page with content mixed from
> various old files after a system crash an journal recovery.
>
> With the default data=ordered this is avoided entirely, but at the
> expense of somewhat higher memory pressure under high load and somewhat
> lower write performance.

Or you may get micromemory PCI card with battery-powered RAM, behaving as
disk (linux kernel config CONFIG_BLK_DEV_UMEM) and use that for (even data)
journalling :)

http://www.vmetro.com/category4147.html?subid=4123

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