Messages in this thread | | | From | Neil Brown <> | Date | Mon, 16 Oct 2006 09:50:15 +1000 | Subject | Re: Why aren't partitions limited to fit within the device? |
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On Sunday October 15, vherva@vianova.fi wrote: > On Fri, Oct 13, 2006 at 09:50:49AM +1000, you [Neil Brown] wrote: > > > > Hi, > > I was looking into an issue that someone was having with raid5. > > They made an md/raid5 out of 5 whole devices and by luck the data > > that was written to the first block of the 5th device looked > > slightly like a partition table. fdisk output below for the curious. > > However some partitions were beyond the end of the device. > > That reminds me of an old long-standing mystery I had with a machine that > had a RAID-5 of three whole devices. > > I wonder if there's ever a change the kernel partition detection code could > _write_ on the disk, even when there's really no partition table?
No, kernel partition detection never writes.
I can't imagine what could have been causing your very-interesting corruption. However as it was only demonstrated on old code and cannot be explored further, I suspect we just have to forget it and move one :-(
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