以下は、lsof -i tcp:XXXXXXの要約出力です。
COMMAND PID USER FD TYPE DEVICE
python3 9336 root 3u IPv4 3545328
python3 9336 root 5u IPv4 3545374
ベストアンサー1
$ man 8 lsof | grep -A 10 '^\s\{7\}DEVICE'
DEVICE contains the device numbers, separated by commas, for a character special, block special, regular, directory or NFS file;
or ``memory'' for a memory file system node under Tru64 UNIX;
or the address of the private data area of a Solaris socket stream;
or a kernel reference address that identifies the file (The kernel reference address may be used for FIFO's, for example.);
or the base address or device name of a Linux AX.25 socket device.
Usually only the lower thirty two bits of Tru64 UNIX kernel addresses are displayed.
または入力
man 8 lsof
Inside manを使用して検索できます/
。空白なしで正規表現を直接入力するよりも。^\s*DEVICE
あなたの場合はDEVICE
。