root/kernel/param.h

INCLUDED FROM

   1 #define NPROC       64                // maximum number of processes
   2 #define NCPU        8                 // maximum number of CPUs
   3 #define NOFILE      16                // open files per process
   4 #define NFILE       100               // open files per system
   5 #define NINODE      50                // maximum number of active i-nodes
   6 #define NDEV        10                // maximum major device number
   7 #define ROOTDEV     1                 // device number of file system root disk
   8 #define MAXARG      32                // max exec arguments
   9 #define MAXOPBLOCKS 10                // max # of blocks any FS op writes
  10 #define LOGBLOCKS   (MAXOPBLOCKS * 3) // max data blocks in on-disk log
  11 #define NBUF        (MAXOPBLOCKS * 3) // size of disk block cache
  12 #define FSSIZE      2000              // size of file system in blocks
  13 #define MAXPATH     128               // maximum file path name
  14 #define USERSTACK   1                 // user stack pages