memo lsof
FD(ファイルディスクリプタ)の読み方と、TYPEの読み方。だいたい読んだら分かるかも。size/offは
FD – stands for File descriptor and may seen some of the values as: cwd current working directory rtd root directory txt program text (code and data) mem memory-mapped file Also in FD column numbers like 1u is actual file descriptor and followed by u,r,w of it’s mode as: r for read access. w for write access. u for read and write access. TYPE – of files and it’s identification. DIR – Directory REG – Regular file CHR – Character special file. FIFO – First In First Out
size/offについては、manにこんなことが書いてあった
is the size of the file or the file offset in bytes. A value is displayed in this column only if it is available. Lsof displays whatever value - size or offset - is appropriate for the type of the file and the version of lsof.