Re: 3ware 9550SX problems - mke2fs incredibly slow writing last third of inode tables

[Lawrence Walton <lawrence@the-penguin.otak.com>]

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Florian Weimer [fw@deneb.enyo.de] wrote:
> * Alex Bligh:
> 
> > All seems to go well until I try and do mke2fs. This appears to work,
> > and tries to write the inode tables. However, at (about) 3400 inodes
> > (of 11176), it slows to a crawl, writing one table every 10 seconds.
> > strace shows it is still running, and no errors are being reported.
> > However, it seems very sick.
> 
> In my experience, the 3ware SATA controllers which are not NCQ-capable
> have very, very lousy write performance with some drives, unless you
> enable the write cache (which is, of course, a bit dangerous without
> UPS or battery backup on the controller).
> -
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Not to sound like the a 3ware chearleader, but this card does support NCQ.
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