Re: Proposal: Use hi-res clock for file timestamps

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Aug 17, 2010 at 12:54 PM, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:
>> Is there any objection to the mount option I am proposing?
>
> I have none. I doubt I'd use it as it would be too expensive on system
> performance for some of my boxes, while having an incrementing value is
> cheap.
>
> I don't see the two as conflicting - in fact the bits you need to do the
> mount option are the bits you also need to do the counter version as
> well. One fixes ordering at no real cost, the other adds high res
> timestamps, both are useful.

A mount option could also allow a choice of timestamp resolutions:

Traditional (i.e., fast)
Alan Cox NFS hack (a tad slower but should fix NFS)
High-res time (slowest but most accurate)

I will work on a patch this week (weekend at the latest).

Thanks, Alan.

 - Pat
--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [Samba]     [Device Mapper]     [CEPH Development]
  Powered by Linux