[linux-elitists] A modest proposal: SSD disk acceleration in kernel.
Fri Oct 24 07:58:40 PDT 2008
> - Swap to SSD. As an intermediate stage between disk and memory in
> speed, and with no seek penalty, parking your swap on SSD becomes a
> no-brainer. Likewise your suspend/restore partition (which is
> already in swap if you or your distro are sane). Suddenly paging
> itself becomes a much less significant matter (you lose some
> performance, but it's not order-of-magnitude as now).
BBad idea with current SSD's bcause of limited life.
> - Database. Say no more. Table, access, lock, and other contention
> issues evaporate. I'm sure Oracle is looking at this stuff, I hope
> the Postgresql and MySQL folk are as well.
> - Power conservation. Laptops with both SSD and rotational storage
> can minimize spin-ups to only those times when data must be flushed
> to (or read from) disk. Hopefully rarely.
> I suspect we're going to see future storage configurations in which
> 10-50% of system storage is SSD, and the remainder fixed disk for the
> bulk of server and desktop solutions. High-end laptops will be fully
> SSD, as will most handhelds (cost, weight, performance, power, and
> reliability will drive this). Allowing the OS to tune for maximum
> performance is almost certainly going to be the best way to utilize
> this capability.
> ... or am I smoking?
> 1. The other was Infiscale, who apparently deliver large-scale server
> farm solutions to most of the large US gov't labs.
> 2. The company was Fusion IO. It was such a damned impressive and
> effective demo that they deserve the plug.
> Karsten M. Self <email@example.com> http://linuxmafia.com/~karsten
> Ceterum censeo, Caldera delenda est.
> linux-elitists mailing list
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