USB Takes long time to unmount

Sebastian M=?ISO-8859-1?B?/A==?=sch sebastian at sebastian-muesch.de
Thu Sep 8 06:47:38 UTC 2005


Hi,

Once upon a time Matt Patterson wrote:
> I have noticed that if I do a lot of file transferring to a usb 2.0
> device and then immediately try to unmount the device, it takes forever.
> The device itself still thinks that it is being written to, and I assume
> it is due to caching making it appear deceivingly fast. Is there a way
> to turn off the caching on writes to external usb devices so that I can
> unmount them the instant a transfer is completed? Or is there another
> solution I am overlooking?

Try the option "sync" for mount. I think that's what you are seeking for.
But be aware, that it will really slow down working with your usb-stick (?).
Just add this option to your fstab or the used hotplug-script.

Cu
Sebastian

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