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Make the syncing process low priority, so that we won't hang up

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shadowdb operations.


git-svn-id: svn://10.0.0.236/trunk@63467 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
terry%mozilla.org 2000-03-20 19:25:56 +00:00
parent 39798b7242
commit 18a9dd200b
1 changed files with 8 additions and 0 deletions
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8
mozilla/webtools/bugzilla/syncshadowdb
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@ -32,6 +32,7 @@ require "defparams.pl";
sub sillyness {
my $zz;
$zz = $::db;
$zz = $::dbwritesallowed;
}
@ -188,6 +189,13 @@ if ($syncall) {
Verbose("Looking for commands to execute.");
$::dbwritesallowed = 1;
# Make us low priority, to not block anyone who is trying to actually use
# the shadowdb. Note that this is carefully coded to ignore errors; we want
# to keep going even on older mysqld's that don't have the
# SQL_LOW_PRIORITY_UPDATES option.
$::db->query("SET OPTION SQL_LOW_PRIORITY_UPDATES = 1");
while (1) {
SendSQL("SELECT id, command FROM $shadowtable WHERE reflected = 0 " .
"ORDER BY id LIMIT 1");