On Mon, Aug 6, 2012 at 12:50 AM, Bob Proulx <[email protected]> wrote: > Fnzh Xx wrote: >> >> root@debian:/home/tiger# dd if=/dev/sda of=/dev/sdb bs=10240k >> 11447+1 records in >> 11447+1 records out >> 120034123776 bytes (120 GB) copied, 4729.59 s, 25.4 MB/s >> root@debian:/home/tiger# blkid >> ... >> why /dev/sda6 uuid don't equal /dev/sdb6 uuid? > > I expect the kernel cached the previous value. I expect you would > need to trigger the kernel to re-probe the partitions again. Not > sure but seems reasonable. (shrug) > > # apt-get install parted > Then: > # partprobe > Or: > # partprobe /dev/sdX > > The 'blkid' command also has a cache too. It might be necessary to > flush it or tell it 'blkid -c /dev/null' to avoid it. See the man > page for details.
There's also "wipefs" to check whether you have an outdated filesystem signature - and delete it if necessary. -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: http://lists.debian.org/CAOdo=SzjCUrt41t6AT98_3-7NyerFO+UD1n2ozNnkaeg8=y...@mail.gmail.com
