maybe this is a race? root at box:~ rm -fR /tmp/dbcache rm: can't remove '/tmp/dbcache': Directory not empty root at box:~ echo $? 1 root at box:~ rm -fR /tmp/dbcache root at box:~ echo $? 0 so it worked on the 2nd try. ideas? this is v1.23.2 on OpenWrt with kernel 3.18.18 bye, bastian