Subsequently stored messages {HEAD ~ 57 a e} will thereafter access {TAIL ~ the new index nodes} 55 a c and storage nodes 56 a e 
access
Subsequently stored messages { HEAD ~ 57 a e } will thereafter access { TAIL ~ the new index nodes } 55 a c and storage nodes 56 a e
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH