update.8

来自「操作系统设计与实现源码」· 8 代码 · 共 60 行

UPDATE(1)                 Minix Programmer's Manual                  UPDATE(1)


NAME
     update - periodically write the buffer cache to disk

SYNOPSIS
     update

EXAMPLES

     update &            # Start a process that flushes the cache

DESCRIPTION

     When the system is booted, update is started up in  the  background  from
     /etc/rc to issue a SYNC system call every 30 sec.

SEE ALSO
     boot(8).



































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