Hi, (In addition to what Håvard has posted)
On Fri, Aug 24, 2012 at 7:50 PM, Abhay Ratnaparkhi <[email protected]> wrote: > What happened if I don't specify that property (or What is the default > location secondary namenode uses)? If you do not specify an explicit local path, a /tmp-based path is used (inherited from hadoop.tmp.dir), which is cleared out at reboots or by tmpwatch (if on a noatime FS), and that can prove dangerous (you lose backup fsimage copies). -- Harsh J
