maximum number of servers that will be sending requests to this monitor
server. It is used to control the size of the shared memory allocated
to store the heartbeat info when <module>mod_slotmem_shm</module> is in use.</p>
- <p>For using flat-file storage (without loading <module>mod_slotmem_shm</module>),
- this must be set to 0. The value must be either 0, or bigger or equals 10.</p>
+ <p>Set this to <code>0</code> to use flat-file storage instead
+ of shared memory (i.e., without loading
+ <module>mod_slotmem_shm</module>). When using shared memory,
+ the value must be 10 or greater.</p>
</usage>
</directivesynopsis>
</modulesynopsis>