Re: [PATCH 3/9] Use _META bio I/O types for metadata I/O

2007-11-23 Thread Christoph Hellwig
On Thu, Nov 22, 2007 at 11:35:12AM +1100, David Chinner wrote: > Improve metadata I/O merging in the elevator > > Change all async metadata buffers to use [READ|WRITE]_META I/O types > so that the I/O doesn't get issued immediately. This allows merging > of adjacent metadata requests but still

Re: [PATCH 3/9] Use _META bio I/O types for metadata I/O

2007-11-23 Thread Christoph Hellwig
On Thu, Nov 22, 2007 at 11:35:12AM +1100, David Chinner wrote: Improve metadata I/O merging in the elevator Change all async metadata buffers to use [READ|WRITE]_META I/O types so that the I/O doesn't get issued immediately. This allows merging of adjacent metadata requests but still

[PATCH 3/9] Use _META bio I/O types for metadata I/O

2007-11-21 Thread David Chinner
Improve metadata I/O merging in the elevator Change all async metadata buffers to use [READ|WRITE]_META I/O types so that the I/O doesn't get issued immediately. This allows merging of adjacent metadata requests but still prioritises them over bulk data. This shows a 10-15% improvement in

[PATCH 3/9] Use _META bio I/O types for metadata I/O

2007-11-21 Thread David Chinner
Improve metadata I/O merging in the elevator Change all async metadata buffers to use [READ|WRITE]_META I/O types so that the I/O doesn't get issued immediately. This allows merging of adjacent metadata requests but still prioritises them over bulk data. This shows a 10-15% improvement in