On Tue, Sep 21, 2010 at 4:03 PM, <a.sm...@ukgrid.net> wrote: > Quoting Johan De Meersman <vegiv...@tuxera.be>: > >> Your raid controller is "lying" to you - you can't have RAID10 with just >> two >> disks :-p Don't worry about that, though - it's a good enough config. >> > > Good enough? If he is genuinely saturating the disk with IO (as he states > the problem is IO) then it isnt good enough. But perhaps that needs a bit > more analysis before we really know...
It takes quite some doing to fill a 15krpm RAID-1 with IO, all the way through all the controller, OS and SQL caches. A lot more investigating is needed before concluding that the symptom is indeed the cause. -- Bier met grenadyn Is als mosterd by den wyn Sy die't drinkt, is eene kwezel Hy die't drinkt, is ras een ezel
