/public/dumps/public/enwiki/20170101$ find -name "*pages-meta-history*7z" -print0 | /usr/bin/time -v xargs -n1 -P8 -0 -I_ 7z e -so _ | grep -c "dank meme"
        Command being timed: "xargs -n1 -P8 -0 -I_ 7z e -so _"
        User time (seconds): 77657.73
        System time (seconds): 83002.72
        Percent of CPU this job got: 207%
        Elapsed (wall clock) time (h:mm:ss or m:ss): 21:29:32
        Average shared text size (kbytes): 0
        Average unshared data size (kbytes): 0
        Average stack size (kbytes): 0
        Average total size (kbytes): 0
        Maximum resident set size (kbytes): 4488
        Average resident set size (kbytes): 0
        Major (requiring I/O) page faults: 45
        Minor (reclaiming a frame) page faults: 279062
        Voluntary context switches: 1389481529
        Involuntary context switches: 12447880
        Swaps: 0
        File system inputs: 241946912
        File system outputs: 680
        Socket messages sent: 0
        Socket messages received: 0
        Signals delivered: 0
        Page size (bytes): 4096
        Exit status: 0
8148