Make VM.copy a lot faster by (i) using BAT data (if available); and (ii) speeding up the zero-scanning
On local LVHD, VM.copies of freshly installed guests are much quicker: Guest Previous VM.copy time New VM.copy time Speedup ---------------------------------------------------------------- Debian Lenny 2:11 1:18 40% Windows 7 14:18 7:57 44% Signed-off-by: David Scott <[email protected]> OMakefile | 1 + ocaml/xapi/OMakefile | 4 +- ocaml/xapi/sparse_dd.ml | 364 ++++++++++++++++++++++++++++++++++++++++++++++++ xapi.spec | 1 + ocaml/xapi/sm_fs_ops.ml | 117 +++++--------- 5 files changed, 412 insertions(+), 75 deletions(-) _______________________________________________ xen-api mailing list [email protected] http://lists.xensource.com/mailman/listinfo/xen-api
