On Monday 25 January 2010 16:15:52 fe...@crowfix.com wrote: > On Mon, Jan 25, 2010 at 06:27:57AM -0800, Jon Hardcastle wrote: > > There must be some bonnie esk tool that will read/write > > every combination to every block but keep the data safe > > after to flush out any sector issues etc. > > If you want to write without destroying data, just use dd to create a > file as big as the empty space, delete, repeat. If you want to make > sure it thrashes with lots of seeks, create lots of small files, then > delete them randomly, copy them randomly, rewrite in place randomly, > and have many different tasks doing the same thing. > > But it all seems rather pointless to me, especially if it's a live > system; if you don't trust the drive, get your data off there and test > it properly. > There's also sys-apps/smartmontools and the tests that you can run with it may reveal something meaningful if the disk is seriously bad. -- Regards, Mick
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