search for: tdb_internal

On Sat, Apr 22, 2006 at 06:15:31PM +0100, Daniel J Blueman wrote: > As a test, I changed the opening of the locking.tdb and brlock.tdb > files to use the TDB_INTERNAL flag, avoiding use of the fcntl(F_SETLK) > syscall for locking individual database records. Performance was a lot > snappier, with quite a bit less system time used. > > What is the scope of implementing shared memory TDBs, where locking > could be done simply on structures? How wo...

...s, we see a _lot_ of > activity with a few TDB files: > > locking.tdb: 11943 accesses > brlock.tdb: 690 accesses > group_mapping.tdb: 126 accesses > account_policy.tdb: 20 accesses > > As a test, I changed the opening of the locking.tdb and brlock.tdb > files to use the TDB_INTERNAL flag, avoiding use of the fcntl(F_SETLK) > syscall for locking individual database records. Performance was a lot > snappier, with quite a bit less system time used. > > What is the scope of implementing shared memory TDBs, where locking > could be done simply on structures? tdb...

...ntends and xenbus optional [PATCH 13/23] mini-os: fix list.h include guard name [PATCH 14/23] xenstored: use grant references instead of [PATCH 15/23] xenstored: refactor socket setup code [PATCH 16/23] xenstored: add NO_SOCKETS compilation option [PATCH 17/23] xenstored: support for tdb_copy with TDB_INTERNAL [PATCH 18/23] xenstored: support running in minios stubdom [PATCH 19/23] stubdom: enable xenstored build [PATCH 20/23] xenstored: add --event parameter for bootstrapping [PATCH 21/23] xenstored: use domain_is_unprivileged instead of [PATCH 22/23] xenstored: add --priv-domid parameter [PATCH 23/23]...