Thank You SitrucHtims.
ex. $chan->exec('zcat /db2home/idsldap/idsslapd-idsldap/logs/ibmslapd.log.' . $ibmslapd_fn . '-2350.gz | grep -i "entries have been successfully" ');
escaping the double quotes didn't work...
$chan->exec("zcat /db2home/idsldap/idsslapd-idsldap/logs/ibmslapd.log.$ibmslapd_fn-2350.gz | grep -i \"entries have been successfully\" ");
Thanks again for your assistance. My Issue is solved.
The $chan->blocking(0); statement didn't seem to matter.