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defaults: Increase number of ports and queries per thread

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As per performance recommendations with libevent:
https://unbound.docs.nlnetlabs.nl/en/latest/topics/performance.html?highlight=libevent#using-libevent

Signed-off-by: Kyle Harding <kyle@balena.io>
This commit is contained in:
Kyle Harding
2022-03-17 11:56:27 -04:00
parent 9fdf70a11f
commit e448fe9f2e
1 changed files with 13 additions and 0 deletions
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rootfs_overlay/etc/unbound/unbound.conf
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@@ -113,4 +113,17 @@ server:
# have write permission.
auto-trust-anchor-file: /etc/unbound/root.key
# Number of ports to open. This number of file descriptors can be opened per thread.
# Must be at least 1. Default depends on compile options. Larger numbers need extra
# resources from the operating system. For performance a very large value is best,
# use libevent to make this possible.
outgoing-range: 8192
# The number of queries that every thread will service simultaneously. If more queries
# arrive that need servicing, and no queries can be jostled out (see jostle-timeout),
# then the queries are dropped. This forces the client to resend after a timeout;
# allowing the server time to work on the existing queries. Default depends on
# compile options, 512 or 1024.
num-queries-per-thread: 4096
include: /etc/unbound/a-records.conf