Re: [gentoo-user] SSD recmmendation / input

[covici@ccs.covici.com]

Joseph <syscon780@gmail.com> wrote:

> The Crucial 512GB SSD is not that expensive and I found some notes on partitioning SSD on Gentoo:
> https://wiki.gentoo.org/wiki/SSD
> 
> It seems to me I'll only have boot, swap and root partition; home I think will be mounted on root partition.
> 
> --
> Joseph
> 
> 
> On 08/29/14 07:49, Daniel Frey wrote:
> >On 08/28/2014 09:54 PM, Joseph wrote:
> >> No, I wouldn't get 1TB SSD too expensive but something like 300GB I
> >> might consider it.
> >> Are they worth the investment? What brand do you have and how long?
> >
> >I have several SSDs. I currently use Kingston, Crucial, and Intel.
> >
> >A bit of background - I use a mythtv setup with multiple frontends. I
> >had a SSD in the backend but it failed after about two years with no
> >warning -- one day I noticed the frontends behaving strangely and found
> >out I couldn't log into the backend (via ssh or directly.) The server
> >sustained a lot of writes to the database daily, however, the actual
> >recordings were on rust disks.
> >
> >It was a Kingston that failed, a 32GB model.
> >
> >The Crucial and Intel I have are still relatively new, the Crucial being
> >a year and a bit old, and the Intel only a few days old. :-)
> >
> >Speedwise, there's no comparison. Especially running emerge/compiling -
> >my frontend (equipped with an E8400 and 2GB RAM) with the Kingston SSD
> >beats my main workstation equipped with a rust raid10 (a QX9650 with 8
> >GB RAM) every time.
> >
> >I have two recommendations for a new SSD user - 1) Flash the firmware to
> >a new version right away if available, and 2) Don't partition the entire
> >SSD if you can avoid it. Apparently SSDs will use unused space for wear
> >leveling - as an example I believe I only partitioned 20GB (out of a
> >64GB SSD) on my frontends. That's a bit excessive and you may not be
> >able to do that, but you get the idea.
> >
> >Also make sure to use parted to partition so the partitions themselves
> >are aligned properly.
> >
> >(Regarding the firmware update - my Crucial had one and I ignored it.
> >About 3 months later my laptop was acting weird and complaining about
> >the disk. I was lucky - I flashed the firmware and it was fine with no
> >data loss. Others are not so lucky...)
How is the partitioning advise effected by lvm?  I use that  all the
time and just do a normal boot partition and the rest given over to
lvm.  But this may be not good with an ssd.



-- 
Your life is like a penny.  You're going to lose it.  The question is:
How do
you spend it?

         John Covici
         covici@ccs.covici.com