+ /* added for rev1 */
+ uint64_t decompressions; /* # of pages decompressed */
+ uint64_t compressions; /* # of pages compressed */
+ uint64_t swapins; /* # of pages swapped in (via compression segments) */
+ uint64_t swapouts; /* # of pages swapped out (via compression segments) */
+ natural_t compressor_page_count; /* # of pages used by the compressed pager to hold all the compressed data */
+ natural_t throttled_count; /* # of pages throttled */
+ natural_t external_page_count; /* # of pages that are file-backed (non-swap) */
+ natural_t internal_page_count; /* # of pages that are anonymous */
+ uint64_t total_uncompressed_pages_in_compressor; /* # of pages (uncompressed) held within the compressor. */