Re: Make the git codebase thread-safe

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

 



On Wed, Feb 12, 2014 at 12:00:19PM +0100, Karsten Blees wrote:
> Am 12.02.2014 04:43, schrieb Duy Nguyen:
> > On Wed, Feb 12, 2014 at 9:02 AM, Robin H. Johnson <robbat2@xxxxxxxxxx> wrote:
> >> On Tue, Feb 11, 2014 at 05:54:51PM -0800,  Stefan Zager wrote:
> >>> We in the chromium project have a keen interest in adding threading to
> >>> git in the pursuit of performance for lengthy operations (checkout,
> >>> status, blame, ...).  Our motivation comes from hitting some
> >>> performance walls when working with repositories the size of chromium
> >>> and blink:
> >> +1 from Gentoo on performance improvements for large repos.
> >>
> >> The main repository in the ongoing Git migration project looks to be in
> >> the 1.5GB range (and for those that want to propose splitting it up, we
> >> have explored that option and found it lacking), with very deep history
> >> (but no branches of note, and very few tags).
> > 
> > From v1.9 shallow clone should work for all push/pull/clone... so
> > history depth does not matter (on the client side). As for
> > gentoo-x86's large worktree, using index v4 and avoid full-tree
> > operations (e.g. "status .", not "status"..) should make all
> > operations reasonably fast. I plan to make "status" fast even without
> > path limiting with the help of inotify, but that's not going to be
> > finished soon. Did I miss anything else?
> > 
> 
> Regarding git-status on msysgit, enable core.preloadindex and core.fscache (as of 1.8.5.2).
> 
> There's no inotify on Windows, and I gave up using ReadDirectoryChangesW to
> keep fscache up to date, as it _may_ report DOS file names (e.g. C:\PROGRA~1
> instead of C:\Program Files).

You can use GetLongPathNameW to get the latter from the former.

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




[Index of Archives]     [Linux Kernel Development]     [Gcc Help]     [IETF Annouce]     [DCCP]     [Netdev]     [Networking]     [Security]     [V4L]     [Bugtraq]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux SCSI]     [Fedora Users]