diff options
| author | Lorry Tar Creator <lorry-tar-importer@baserock.org> | 2015-02-17 17:25:57 +0000 |
|---|---|---|
| committer | <> | 2015-03-17 16:26:24 +0000 |
| commit | 780b92ada9afcf1d58085a83a0b9e6bc982203d1 (patch) | |
| tree | 598f8b9fa431b228d29897e798de4ac0c1d3d970 /docs/programmer_reference/program_cache.html | |
| parent | 7a2660ba9cc2dc03a69ddfcfd95369395cc87444 (diff) | |
| download | berkeleydb-master.tar.gz | |
Diffstat (limited to 'docs/programmer_reference/program_cache.html')
| -rw-r--r-- | docs/programmer_reference/program_cache.html | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/docs/programmer_reference/program_cache.html b/docs/programmer_reference/program_cache.html index 5bfbaf9e..a278318d 100644 --- a/docs/programmer_reference/program_cache.html +++ b/docs/programmer_reference/program_cache.html @@ -14,7 +14,7 @@ <body> <div xmlns="" class="navheader"> <div class="libver"> - <p>Library Version 11.2.5.3</p> + <p>Library Version 12.1.6.1</p> </div> <table width="100%" summary="Navigation header"> <tr> @@ -22,9 +22,7 @@ </tr> <tr> <td width="20%" align="left"><a accesskey="p" href="program_ram.html">Prev</a> </td> - <th width="60%" align="center">Chapter 15. - Programmer Notes - </th> + <th width="60%" align="center">Chapter 15. Programmer Notes </th> <td width="20%" align="right"> <a accesskey="n" href="program_copy.html">Next</a></td> </tr> </table> @@ -38,19 +36,25 @@ </div> </div> </div> - <p>Many disk drives contain onboard caches. Some of these drives include -battery-backup or other functionality that guarantees that all cached -data will be completely written if the power fails. These drives can -offer substantial performance improvements over drives without caching -support. However, some caching drives rely on capacitors or other -mechanisms that guarantee only that the write of the current sector -will complete. These drives can endanger your database and potentially -cause corruption of your data.</p> - <p>To avoid losing your data, make sure the caching on your disk drives is -properly configured so the drive will never report that data has been written -unless the data is guaranteed to be written in the face of a power failure. -Many times, this means that write-caching on the disk drive must -be disabled.</p> + <p> + Many disk drives contain onboard caches. Some of these + drives include battery-backup or other functionality that + guarantees that all cached data will be completely written if + the power fails. These drives can offer substantial + performance improvements over drives without caching support. + However, some caching drives rely on capacitors or other + mechanisms that guarantee only that the write of the current + sector will complete. These drives can endanger your database + and potentially cause corruption of your data. + </p> + <p> + To avoid losing your data, make sure the caching on your + disk drives is properly configured so the drive will never + report that data has been written unless the data is + guaranteed to be written in the face of a power failure. Many + times, this means that write-caching on the disk drive must be + disabled. + </p> </div> <div class="navfooter"> <hr /> @@ -63,7 +67,8 @@ be disabled.</p> <td width="40%" align="right"> <a accesskey="n" href="program_copy.html">Next</a></td> </tr> <tr> - <td width="40%" align="left" valign="top">Memory-only or Flash configurations </td> + <td width="40%" align="left" valign="top">Memory-only or Flash + configurations </td> <td width="20%" align="center"> <a accesskey="h" href="index.html">Home</a> </td> |