Re: USB device activity when not mounted

2012-06-15 Thread Gary Aitken
On 06/15/12 03:23, Thomas Mueller wrote: >> I can understand why I would see activity on a USB device when it's first >> plugged in. But why do I see continued activity (i.e. the light blinks on a >> usb disk or memory stick)? When I umount one of these, they keep being beat >> up on and it ma

USB device activity when not mounted

2012-06-15 Thread Thomas Mueller
> I can understand why I would see activity on a USB device when it's first > plugged in. But why do I see continued activity (i.e. the light blinks on a > usb disk or memory stick)? When I umount one of these, they keep being beat > up on and it makes me nervous... At what point is it sync'd

Re: USB device activity when not mounted

2012-06-14 Thread Mike Clarke
On Thursday 14 June 2012 15:45:46 Polytropon wrote: > However, as you said > it might be possible that _inside_ the USB stick there is > still an action that needs to be performed and therefore > requires power. That's a possibility. > But I doubt this takes several seconds to > complete... I'

Re: USB device activity when not mounted

2012-06-14 Thread Polytropon
On Thu, 14 Jun 2012 09:49:00 -0400 (EDT), Daniel Feenberg wrote: > Is it possible that there is volitile memory buffering in the stick that > may not have been written to flash when umount thinks it is complete, and > the flashing light is an indication that power is still required to > complete

Re: USB device activity when not mounted

2012-06-14 Thread Daniel Feenberg
On Thu, 14 Jun 2012, Mike Clarke wrote: On Thursday 14 June 2012 07:05:11 Polytropon wrote: I don't think that's a problem. I've got a USB stick here that has a blinkenlight as soon as it's powered on (plugged in), even if there is no reading / writing / mounting activity. After you've succe

Re: USB device activity when not mounted

2012-06-14 Thread Mike Clarke
On Thursday 14 June 2012 07:05:11 Polytropon wrote: > I don't think that's a problem. I've got a USB stick here > that has a blinkenlight as soon as it's powered on (plugged > in), even if there is no reading / writing / mounting activity. > > After you've successfully performed umount, the USB sti

Re: USB device activity when not mounted

2012-06-14 Thread Michael Powell
Polytropon wrote: > On Wed, 13 Jun 2012 22:26:16 -0600, Gary Aitken wrote: >> I can understand why I would see activity on a USB device >> when it's first plugged in. But why do I see continued >> activity (i.e. the light blinks on a usb disk or memory stick)? >> When I umount one of these, they

Re: USB device activity when not mounted

2012-06-13 Thread Polytropon
On Wed, 13 Jun 2012 22:26:16 -0600, Gary Aitken wrote: > I can understand why I would see activity on a USB device > when it's first plugged in. But why do I see continued > activity (i.e. the light blinks on a usb disk or memory stick)? > When I umount one of these, they keep being beat up on an

USB device activity when not mounted

2012-06-13 Thread Gary Aitken
I can understand why I would see activity on a USB device when it's first plugged in. But why do I see continued activity (i.e. the light blinks on a usb disk or memory stick)? When I umount one of these, they keep being beat up on and it makes me nervous... At what point is it sync'd and saf