Before: ``` eevans@restbase1002:~$ df -h; echo "----"; nodetool compactionstats -H Filesystem Size Used Avail Use% Mounted on udev 10M 0 10M 0% /dev tmpfs 13G 89M 13G 1% /run /dev/md0 28G 3.3G 23G 13% / tmpfs 32G 0 32G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 32G 0 32G 0% /sys/fs/cgroup /dev/mapper/restbase1002--vg-var 2.7T 2.5T 260G 91% /var ---- pending tasks: 175 compaction type keyspace table completed total unit progress Compaction local_group_wikipedia_T_parsoid_dataW4ULtxs1oMqJ data 128.11 GB 499.95 GB bytes 25.63% Compaction local_group_wikisource_T_summary data 112.26 MB 303.69 MB bytes 36.97% Compaction local_group_wikipedia_T_parsoid_html data 340.02 GB 375.79 GB bytes 90.48% Compaction local_group_wikimedia_T_parsoid_html data 23.55 GB 36.1 GB bytes 65.22% Compaction local_group_wikipedia_T_parsoid_html data 232.85 GB 1.21 TB bytes 18.73% Compaction local_group_wikipedia_T_parsoid_html data 336.77 GB 1.22 TB bytes 26.94% Compaction local_group_wikipedia_T_parsoid_dataW4ULtxs1oMqJ data 224.86 GB 1022.47 GB bytes 21.99% Compaction local_group_wikibooks_T_mobileapps_remaining data 171.93 MB 205.7 MB bytes 83.58% Active compaction remaining time : 14h53m43s ``` After: ``` eevans@restbase1002:~$ df -h; echo "----"; nodetool compactionstats -H Filesystem Size Used Avail Use% Mounted on udev 10M 0 10M 0% /dev tmpfs 13G 89M 13G 1% /run /dev/md0 28G 3.3G 23G 13% / tmpfs 32G 0 32G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 32G 0 32G 0% /sys/fs/cgroup /dev/mapper/restbase1002--vg-var 2.7T 2.3T 469G 83% /var ---- pending tasks: 149 compaction type keyspace table completed total unit progress Compaction local_group_default_T_title__revisions data 12.61 MB 137.28 MB bytes 9.19% Compaction local_group_wikibooks_T_parsoid_dataW4ULtxs1oMqJ data 61.78 MB 197.63 MB bytes 31.26% Compaction local_group_globaldomain_T_mathoid_svg data 57.28 MB 164.94 MB bytes 34.73% Compaction local_group_wikimedia_T_mobileapps_remaining data 14.34 MB 12.63 GB bytes 0.11% Compaction local_group_default_T_title__revisions idx_by_rev_ever 14.99 MB 75.91 MB bytes 19.75% Compaction local_group_wiktionary_T_term_definition data 80.52 MB 96.31 MB bytes 83.60% Compaction local_group_default_T_mobileapps_remaining data 41.16 MB 3.2 GB bytes 1.25% Compaction local_group_wikivoyage_T_parsoid_html data 109.3 MB 386.15 MB bytes 28.31% Active compaction remaining time : 0h04m41s ```