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    Notices
    Preface
    Ch.  1. Products and components
    Ch.  2. UNIX System Services overview
    Ch.  3. UNIX System Services pre-installation requirements
    Ch.  4. UNIX System Services installation
    Ch.  5. z/OS UNIX shell and utilities
    Ch.  6. Security customization
    Ch.  7. zFS file systems
    Ch.  8. Managing file systems
    Ch.  9. Overview of TCP/IP
    Ch.  10. TCP/IP applications
    Ch.  11. z/OS UNIX PARMLIB members
    BPXPRMxx PARMLIB member
    BPXPRMFS PARMLIB member
    BPXPRMxx control keywords
    BPXPRMxx PARMLIB member
    Controlling the number of processes
    Resource limits for processes
    MAXFILEPROC statement
    Setting file descriptors
    Setting file descriptor for a single user
    Display BPXPRMxx limits
    Memory mapped files
    Controlling thread resources
    Creating a process using fork()
    Values for forked child process
    Starting a program with exec()
    Values passed for exec() program
    z/OS UNIX processes get STEPLIBs
    Locating programs for z/OS UNIX processes
    Shared pages for the fork() function
    Spawn function
    Interprocess communication functions
    Address Space Memory Map z/OS V1R5
    Control IPC resources
    Kernel support for IBM 5.0 JVM
    Interprocess communication signals
    Pipes
    Other BPXPRMxx keywords
    More BPXPRMxx parameters
    FILESYSTYPE statement
    FILESYSTYPE and NETWORK
    ROOT and MOUNT statements
    Examples of MKDIR in BPXPRMxx
    Allocating SWA above the line
    z/OS UNIX Web site
    Ch.  12. Maintenance
    Ch.  13. z/OS UNIX operations
    Ch.  14. z/OS UNIX shell and programming tools
    Ch.  15. Performance, debugging, recovery, and tuning
    Ch.  16. Printing services for z/OS UNIX
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    Chapter 11. z/OS UNIX PARMLIB members > Setting file descriptors - Pg. 623

    11.8 Setting file descriptors To modify the system limit there are three ways to do: Use the SET OMVS=xx command with BPXPRMxx MAXFILEPROC(nnnnnn) Use the SETOMVS RESET=(xx) command with BPXPRMxx MAXFILEPROC(nnnnnn) Use the SETOMVS MAXFILEPROC=nnnnnn command The limit for an individual process can be changed with: SETOMVS PID=pid,MAXFILEPROC=nnnnnn