<listitem>
<para>
- <emphasis>When an autovacuum worker (other than one performing an
- anti-wraparound vacuum) is unable to obtain a lock on the target
- relation without blocking, skip the relation.</emphasis>
- </para>
- <para>
- This avoids pinning down an autovacuum worker. The next autovacuum
- cycle will try again.
- </para>
- </listitem>
-
- <listitem>
- <para>
<emphasis>Track time of last statistics reset on databases and
bgwriter</emphasis>
</para>