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Diffstat (limited to 'src/docs/upgrading.dox')
| -rw-r--r-- | src/docs/upgrading.dox | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/docs/upgrading.dox b/src/docs/upgrading.dox index 0b0826f2646..fea0a4a8364 100644 --- a/src/docs/upgrading.dox +++ b/src/docs/upgrading.dox @@ -8,6 +8,16 @@ The \c hazard_max parameter to ::wiredtiger_open is now ignored. Memory is allocated for hazard pointers as required by each session. </dd> + +<dt>Change to the default fadvise behavior for data files</dt> +<dd> +The old default behavior was to advise the file system that access would be +random for data files, and there was no way to alter that. We no longer +call advise the file system of expected access patterns by default, and +have added a new \c access_pattern_hint configuration option available for +WT_SESSION::create that can be used to restore the old default by setting +the value to "random". +</dd> </dl> @section version_290 Upgrading to Version 2.9.0 |