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Add support for wal_fsync_writethrough for Darwin, and restructure the

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code to better handle writethrough.

Chris Campbell
This commit is contained in:
Bruce Momjian
2005-05-20 14:53:26 +00:00
parent e9b33ed6cd
commit 6dc7760ac3
7 changed files with 80 additions and 30 deletions
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4
doc/src/sgml/runtime.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.319 2005/05/15 00:26:18 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.320 2005/05/20 14:53:25 momjian Exp $
-->
<chapter Id="runtime">
@ -1595,7 +1595,7 @@ SET ENABLE_SEQSCAN TO OFF;
values are
<literal>fsync</> (call <function>fsync()</> at each commit),
<literal>fdatasync</> (call <function>fdatasync()</> at each commit),
<literal>fsync_writethrough</> (call <function>_commit()</> at each commit on Windows),
<literal>fsync_writethrough</> (force write-through of any disk write cache),
<literal>open_sync</> (write WAL files with <function>open()</> option <symbol>O_SYNC</>), and
<literal>open_datasync</> (write WAL files with <function>open()</> option <symbol>O_DSYNC</>).
Not all of these choices are available on all platforms.