>>781 http://marc.theaimsgroup.com/?l=openssh-unix-dev&m=101680346025114&w=2 でも USER が root ですね。 手元のlsof(revision: 4.59)のmanのUSERの項: > However, on Linux USER is the user ID number or login that owns the directory in /proc > where lsof finds information about the process. > Usually that is the same value reported by ps(1), but may differ when > the process has changed its effective user ID.