user/dev discussion of public-inbox itself
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From: Eric Wong <e@yhbt.net>
To: meta@public-inbox.org
Subject: [PATCH] msgmap: tmp_clone: use MEMORY journal upon reconnect
Date: Thu,  6 Aug 2020 10:37:10 +0000	[thread overview]
Message-ID: <20200806103710.8631-1-e@yhbt.net> (raw)

Since reindexing releases the DB handle every indexBatchSize bytes,
we need to ensure we keep the journal in-memory when reopening
the DB.
---
 lib/PublicInbox/Msgmap.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/PublicInbox/Msgmap.pm b/lib/PublicInbox/Msgmap.pm
index c85e7796..eee8d6ca 100644
--- a/lib/PublicInbox/Msgmap.pm
+++ b/lib/PublicInbox/Msgmap.pm
@@ -248,6 +248,7 @@ sub atfork_parent {
 	$self->{dbh} and die 'BUG: tmp_clone dbh not prepared for parent';
 	defined($self->{filename}) or die 'BUG: {filename} not defined';
 	$self->{dbh} = PublicInbox::Over::dbh_new($self, 2);
+	$self->{dbh}->do('PRAGMA journal_mode = MEMORY');
 }
 
 sub atfork_prepare {

                 reply	other threads:[~2020-08-06 10:37 UTC|newest]

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