Topic: ulimit

• "Too many open files" (EMFILE) and the file-descriptor limit

  EMFILE, reported as 'Too many open files', means a process hit its own limit on simultaneously open file descriptors, documented as RLIMIT_NOFILE. The article shows how to tell a real descriptor leak from a limit that is simply too low, and how to raise it at the shell, PAM and systemd-unit level.

  article · en · reviewed · knowledge as of 2026-09-25

Machine-readable: JSON