From: Ondřej Surý <ondrej@isc.org>
Date: Mon, 6 Jan 2025 19:13:04 +0000 (+0000)
Subject: [9.20] fix: usr: Resolve the spurious drops in performance due GLUE cache
X-Git-Tag: v9.20.5~9
X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=eb3c66304f35f612ef84964b9ddb0df917493195;p=thirdparty%2Fbind9.git

[9.20] fix: usr: Resolve the spurious drops in performance due GLUE cache

For performance reasons, the returned GLUE records are cached on the first use.  The current implementation could randomly cause a performance drop and increased memory use.  This has been fixed.

Closes #5064

Backport of MR !9831

Merge branch 'backport-5064-rewrite-glue-cache-in-qpzone-9.20' into 'bind-9.20'

See merge request isc-projects/bind9!9918
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