private PooledByteBuffer getAccessTimeCutOffBuffer(final Instant purgeCutOff) {

        final PooledByteBuffer pooledByteBuffer = byteBufferPool.getPooledByteBuffer(Long.BYTES);
        pooledByteBuffer.getByteBuffer().putLong(purgeCutOff.toEpochMilli());
        pooledByteBuffer.getByteBuffer().flip();
        return pooledByteBuffer;
    }
For use in testing at SMALL scale. Dumps the content of each DB to the logger.
stroom-pipeline/src/main/java/stroom/pipeline/refdata/store/offheapstore/RefDataOffHeapStore.java