[Info-vax] Uptime for OpenVMS

Johnny Billquist bqt at softjar.se
Fri May 13 02:54:09 EDT 2011


On 2011-05-13 00.01, Bob Eager wrote:
> On Fri, 13 May 2011 01:21:48 +0000, glen herrmannsfeldt wrote:
>
>> Steve Thompson<smt at vgersoft.com>  wrote:
>>
>> (snip)
>>> I have a lot of Linux NFS servers and a lot of NFS clients, mostly
>>> Linux and some OSX, and over several years I have never seen a server
>>> reboot cause any problems for a client, not that a server reboot
>>> happens often.
>>
>> It is only supposed to fail (stale file handle) if, for example, you
>> replace the disk drive with a completely different one. You wouldn't
>> want data from a file open on the previous disk to be written to the new
>> one.
>
> Even then, if the inode numbers are preserved, it shpuld be OK.

No. Because at that point, the inode numbers might mean totally 
different files.
A full file identification is a combination of the inode number, and a 
device identifier.
inode number themselfs are only guaranteed to be unique within one file 
system. Even on local disks, you can have the same inode number for 
different files, if they are on different local disks.

	Johnny




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