Re: [Bug-tar] [Fwd: Bug#543913: "tar tf" uses read() instead of lseek(), making it slow]

[Lars Stoltenow]

On Thu, Aug 27, 2009 at 06:29:04PM +0300, Sergey Poznyakoff wrote:
> The --seek (-n) command line option instructs tar to use lseeks
> instead of reads. Use it.

Then probably GNU tar should detect automatically if a file is seekable
or not.