Re: reftable [v5]: new ref storage format

2017-08-14 Thread Howard Chu
Howard Chu wrote: The primary issue with using LMDB over NFS is with performance. All reads are performed thru accesses of mapped memory, and in general, NFS implementations don't cache mmap'd pages. I believe this is a consequence of the fact that they also can't guarantee cach

Re: reftable [v5]: new ref storage format

2017-08-09 Thread Howard Chu
ith which read transactions may be opened and closed. (Ordinarily opening and closing a read txn can be done with zero system calls.) -- -- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/

Re: [PATCH 02/16] refs: add methods for misc ref operations

2015-12-17 Thread Howard Chu
function typedefs because later on you can use the actual typedef to declare instances of that function type in header files, and guarantee that your function definitions match what they're intended to match. Otherwise, assigning a bare (*func) to something that mismatches only generates a wa

Re: Wishlist: git fetch --reference

2014-08-21 Thread Howard Chu
Jeff King wrote: On Thu, Aug 21, 2014 at 07:57:47PM -0700, Howard Chu wrote: I maintain multiple copies of the same repo because I keep each one checked out to different branch/rev levels. It would be nice if, similar to clone --reference, we could also use git fetch --reference to reference a

Wishlist: git fetch --reference

2014-08-21 Thread Howard Chu
I maintain multiple copies of the same repo because I keep each one checked out to different branch/rev levels. It would be nice if, similar to clone --reference, we could also use git fetch --reference to reference a local repo when doing a fetch to pull in updates. -- -- Howard Chu CTO