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-rw-r--r--doc/manual/command-ref/conf-file.xml24
1 files changed, 24 insertions, 0 deletions
diff --git a/doc/manual/command-ref/conf-file.xml b/doc/manual/command-ref/conf-file.xml
index 6638bf61e..1033d385e 100644
--- a/doc/manual/command-ref/conf-file.xml
+++ b/doc/manual/command-ref/conf-file.xml
@@ -788,6 +788,30 @@ password <replaceable>my-password</replaceable>
</varlistentry>
+ <varlistentry xml:id="conf-negative-disk-cache-ttl"><term><literal>negative-disk-cache-ttl</literal></term>
+
+ <listitem>
+
+ <para>The TTL in seconds for negative lookups. If a store path is queried from a substituer but
+ was not found, there will be a negative lookup cached in the local disk cache database for the specified
+ duration.</para>
+
+ </listitem>
+
+ </varlistentry>
+
+ <varlistentry xml:id="conf-positive-disk-cache-ttl"><term><literal>positive-disk-cache-ttl</literal></term>
+
+ <listitem>
+
+ <para>The TTL in seconds for positive lookups. If a store path is queried from a substituer, the result of
+ the query will be cached in the local disk cache database including some of the NAR metadata. Setting a TTL
+ for positive lookups can be useful in case of builds that aren't reproducible, in which case having a more
+ frequent cache invalidation would prevent hash mismatch issues.</para>
+
+ </listitem>
+
+ </varlistentry>
</variablelist>