On Jul 30 14:29:06, Tobias Walkowiak wrote: > On Thu, Jul 30, 2009 at 11:25:23AM +0000, Stuart Henderson wrote: > > > > > I suppose you use an CF-card with about x133 speed. I had the same > > > problem. > > > After using a card with at least x233 speed I didn't have that problem > > > when > > > untaring anymore. > > > > The speed rating by itself isn't very useful. The random-access write > > speed has the biggest effect when used on a computer and since it is > > hardly relevant to use with a camera, doesn't usually get mentioned. > > In particular look for cards which do multisector transfers (i.e. > > they /don't/ say "1-sector PIO" in the attach line in dmesg), e.g. > > almost all recent sandisk, some innodisk cards, and not many others. > > I'm using a 2 GB Transcend x300 which says > > # dmesg | grep wd0 > wd0 at pciide0 channel 0 drive 0: <TRANSCEND> > wd0: 1-sector PIO, LBA, 1943MB, 3980592 sectors > wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 2 > > The speed is absolutely OK and sufficient -- no stalling and nothing that > slows anything down.
Repeat: my system, once installed, is absolutely fast enough - it's just during_the_installation the untaring is slow.
