private long getTotalPostCompressedBytes(String regionName) {
    LocalRegion region = (LocalRegion) getCache().getRegion(regionName);
    assertNotNull(region);

    return region.getCachePerfStats().getTotalPostCompressedBytes();
  }
Returns the number of post-decompressed bytes stat for a region.

@param regionName a region.
geode-core/src/distributedTest/java/org/apache/geode/internal/compression/CompressionStatsDUnitTest.java