update
—
?????Υե????륷???ƥ??Υ????å?????????Ū?˥ǥ??????˽Ф?
update
?????ͥ??ץ??????ϡ?
??ȯ???Υե????륷???ƥ??ǡ????Υ????å??????ǥ??????˽Ф????Ȥǡ?
?ǥ??????ܥ??塼???δ??????????뤳?Ȥ˰??????äƤ??ޤ???
?????ϥǥե????ȤǤ? 30
?ôֳ֤ǹԤʤ????ޤ???
???δֳ֤ϡ?
sysctl(8)
???Ȥä? kern.update
?ѿ????????뤳?Ȥ??Ѥ??뤳?Ȥ??Ǥ??ޤ???
update
?ץ???????
sync(2)
?ե????????뤬?????Τ?Ʊ?????Ȥޤ???
?????å?????Ʊ????
sync
?????????ȥե????륷???ƥ??Υ?????θ????Ȥʤꤦ?륷???ƥब?????ޤ???
fsck(8)
?Ȥ??Ƥ?????????
update
???ޥ??ɤ?
Version 6 AT&T UNIX ???о줷??
?̾?????ƥब?ޥ????桼???⡼?ɤ˰ܹԤ????ݤ?
/etc/rc ???鵯ư?????ޤ?????
?????ͥ뤬??ư???? update
?ץ??????? FreeBSD 2.0
?˽??????о줷?ޤ?????