Gentoo Archives: gentoo-user

From: Trenton Adams <trenton.d.adams@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] usb1 performance out of usb2 external HD
Date: Tue, 17 Jan 2006 03:11:55
Message-Id: 9b1675090601161906w9347e12w482112a58400c9f3@mail.gmail.com
In Reply to: Re: [gentoo-user] usb1 performance out of usb2 external HD by "b.n."
1 On 1/16/06, b.n. <brullonulla@×××××.com> wrote:
2 >
3 > > I'm wondering if we should be reporting this to the kernel guys. I
4 > > see this on *all* linux systems with kernel 2.6, but I'm not sure
5 > > about 2.4. But, I think I'll try enabling some options that Richard
6 > > mentioned first.
7 >
8 > Kernel guys know it very well. They recently implemented the sync option
9 > for FAT filesystems, and this is turned on by default.
10 >
11 > Unluckly, sync is really OK for FAT partitions on an HD, but not for USB
12 > devices. I hope they will realize soon that not only it degrades
13 > performance of USB drives, but it also wears out flash memories really fast.
14
15 Actually, that's a good point. All that writing to the FAT would use
16 those flash blocks a lot, which would indeed wear it out.
17
18 Windows does sync by default as well. But, it's sync is extremely
19 fast for some reason.
20
21 >
22 > m.
23 > --
24 > gentoo-user@g.o mailing list
25 >
26 >
27
28 --
29 gentoo-user@g.o mailing list

Replies

Subject Author
Re: [gentoo-user] usb1 performance out of usb2 external HD Neil Bothwick <neil@××××××××××.uk>