diff options
| author | Josef Bacik <[email protected]> | 2020-03-13 17:09:53 -0400 |
|---|---|---|
| committer | David Sterba <[email protected]> | 2020-03-23 17:03:50 +0100 |
| commit | cd22a51c6650f567f297215dd7c47c3401ee7290 (patch) | |
| tree | 829a283dc7c4beed3cac5b8bcf364f62b85d249b /tools/perf/scripts/python/bin/export-to-postgresql-report | |
| parent | 9babda9f33fdb738b1aee770dcc130f25b67a6f0 (diff) | |
btrfs: do not use readahead for running delayed refs
Readahead will generate a lot of extra reads for adjacent nodes, but
when running delayed refs we have no idea if the next ref is going to be
adjacent or not, so this potentially just generates a lot of extra IO.
To make matters worse each ref is truly just looking for one item, it
doesn't generally search forward, so we simply don't need it here.
Reviewed-by: Qu Wenruo <[email protected]>
Signed-off-by: Josef Bacik <[email protected]>
Reviewed-by: David Sterba <[email protected]>
Signed-off-by: David Sterba <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin/export-to-postgresql-report')
0 files changed, 0 insertions, 0 deletions