Port master-1.x commit https://github.com/influxdata/influxdb/commit/381fd2d9de to main-2.x. Change to `tsdb/engine/tsm1/compact.go` plus tests. Same paths in 2.x; expected to cherry-pick cleanly.
Port master-1.x commit 381fd2d9de to main-2.x.
Change to
tsdb/engine/tsm1/compact.goplus tests. Same paths in 2.x; expected to cherry-pick cleanly.