new CompactionsType("minor"),
"The number of minor compactions running and (queued waiting for resources). Minor compactions are the operations where entries are flushed from memory to disk.");
tServerList.addSortableColumn("Major<br />Compactions", new CompactionsType("major"),
"The number of major compactions running and (queued waiting for resources). "
+ "Major compactions are the operations where many smaller files are grouped into a larger file, eliminating duplicates and cleaning up deletes.");
tServerList.addSortableColumn("Index Cache<br />Hit Rate", new PercentageType(), "The recent index cache hit rate.");
tServerList.addSortableColumn("Data Cache<br />Hit Rate", new PercentageType(), "The recent data cache hit rate.");
tServerList.addSortableColumn("OS Load", new NumberType<Double>(0., guessHighLoad * 1., 0., guessHighLoad * 3.),
"The Unix one minute load average. The average number of processes in the run queue over a one minute interval.");
log.debug("tableId: " + tableId);
for (TabletServerStatus status : tservers) {