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set osm2pgsql cache memory to a default based on memory in the machine

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This commit is contained in:
Brian Quinion
2012-04-26 01:35:06 +01:00
parent 7b430bc731
commit 9b01ddd641
2 changed files with 25 additions and 9 deletions
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20
utils/setup.php
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@@ -50,6 +50,15 @@
$iInstances = getProcessorCount();
echo "WARNING: resetting threads to $iInstances\n";
}
// Assume we can steal all the cache memory in the box (unless told otherwise)
$iCacheMemory = (isset($aCMDResult['osm2pgsql-cache'])?$aCMDResult['osm2pgsql-cache']:getCacheMemoryMB());
if ($iCacheMemory > getTotalMemoryMB())
{
$iCacheMemory = getCacheMemoryMB();
echo "WARNING: resetting cache memory to $iCacheMemory\n";
}
if (isset($aCMDResult['osm-file']) && !isset($aCMDResult['osmosis-init-date']))
{
$sBaseFile = basename($aCMDResult['osm-file']);
@@ -83,7 +92,7 @@
$oDB =& getDB();
passthru('createlang plpgsql '.$aDSNInfo['database']);
$pgver = (float) CONST_Postgresql_Version;
$pgver = (float) CONST_Postgresql_Version;
if ($pgver < 9.1) {
pgsqlRunScriptFile(CONST_Path_Postgresql_Contrib.'/hstore.sql');
} else {
@@ -109,14 +118,7 @@
$osm2pgsql = CONST_Osm2pgsql_Binary;
if (!file_exists($osm2pgsql)) fail("please download and build osm2pgsql");
$osm2pgsql .= ' -lsc -O gazetteer --hstore';
if (isset($aCMDResult['osm2pgsql-cache']))
{
$osm2pgsql .= ' -C '.$aCMDResult['osm2pgsql-cache'];
}
else
{
$osm2pgsql .= ' -C 15000';
}
$osm2pgsql .= ' -C '.$iCacheMemory;
$osm2pgsql .= ' -d '.$aDSNInfo['database'].' '.$aCMDResult['osm-file'];
passthru($osm2pgsql);