I test booster config from: http://gluster.org/docs/index.php/BoosterConfiguration but have error:
[root@localhost ~]# LD_PRELOAD="/usr/lib64/glusterfs/glusterfs-booster.so" lighttpd
ERROR: ld.so: object '/usr/lib64/glusterfs/glusterfs-booster.so' from LD_PRELOAD cannot be preloaded: ignored.