DESCRIPTION maxfiles specifies the initial default number of file descriptors a process is allowed to have for open files at any given time. It is possible for a process to increase its soft limit and therefore open more than maxfiles files. HP-UX Tips & Tricks Site. Most shells like Bash provide control over various resources like the maximum allowable number of open file descriptors or the maximum. Re: maximum number of open files max no. Of open files is limited bi Kernel Parameter nfile. But this can not be changed dynamically. Ulimit -a - Display all configured values. Ulimit -c - Sets core file size 3. Ulimit -d - Sets data seg size 4. Ulimit -n - Sets Open Files. The maximum number of open file descriptors displayed with following command (login as the root user). Command To List Number Of Open File Descriptors. Use the following command command to display maximum number of open file descriptors: cat /proc/sys/fs/file-max Output: 75000. 75000 files normal user can have open in single login session.
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