Since you are interested in Shostakovich: Symphonies, Vol 8: Symphony No 7 "Leningrad", here is a list of other items that you may find interesting.
Shostakovich: Symphonies, Vol. 6 - Symphonies Nos 6 & 12
Royal Liverpool Philharmonic Orchestra / Vasily Petrenko
[ Naxos / CD - released 20/Oct/2011 ]
"The deftness of the RLPO is admirable and the performance certainly rounds off in great style what is a very fine reading of the entire work...Petrenko and the RLPO and their commitment never wavers; nor does the excellence of the playing...