16MB. To temporarily change <literal>brw_size</literal>, the
following command should be run on the OSS:</para>
<screen>oss# lctl set_param obdfilter.<replaceable>fsname</replaceable>-OST*.brw_size=16</screen>
- <para>To persistently change <literal>brw_size</literal>, one of the following
- commands should be run on the OSS:</para>
+ <para>To persistently change <literal>brw_size</literal>, the
+ following command should be run:</para>
<screen>oss# lctl set_param -P obdfilter.<replaceable>fsname</replaceable>-OST*.brw_size=16</screen>
- <screen>oss# lctl conf_param <replaceable>fsname</replaceable>-OST*.obdfilter.brw_size=16</screen>
<para>When a client connects to an OST target, it will fetch
<literal>brw_size</literal> from the target and pick the maximum value
of <literal>brw_size</literal> and its local setting for
<screen>client$ lctl set_param osc.<replaceable>fsname</replaceable>-OST*.max_pages_per_rpc=16M</screen>
<para>To persistently make this change, the following command should
be run:</para>
- <screen>client$ lctl conf_param <replaceable>fsname</replaceable>-OST*.osc.max_pages_per_rpc=16M</screen>
+ <screen>client$ lctl set_param -P obdfilter.<replaceable>fsname</replaceable>-OST*.osc.max_pages_per_rpc=16M</screen>
<caution><para>The <literal>brw_size</literal> of an OST can be
changed on the fly. However, clients have to be remounted to
renegotiate the new maximum RPC size.</para></caution>