Php/docs/solrclient.system
From Get docs
SolrClient::system
(PECL solr >= 2.0.0)
SolrClient::system — Retrieve Solr Server information
Description
public SolrClient::system ( ) : void
Retrieve Solr Server information
Parameters
This function has no parameters.
Errors/Exceptions
Emits SolrClientException if the client failed, or there was a connection issue.
Emits SolrServerException if the Solr Server failed to satisfy the query.