Unix Programming - Re: When does the Solaris kernel flush data to a file descriptor that is close()'ed?

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Re: When does the Solaris kernel flush data to a file descriptor that is close()'ed?

Gary Mills

2005-01-14, 5:52 pm

In <41e78a47$0$6216$e4fe514c@news.xs4all.nl> Casper H.S. Dik <Casper.Dik@Sun.COM> writes:

>Matty <matty@daemons.net> writes:

[vbcol=seagreen]
[vbcol=seagreen]
>It's a property of the filesystem; as far as I know, Solaris ufs
>decides that on last close the data should be flushed so ti will be
>written somewhere in the near future.

I'm wondering if the original question was really about how soon
another process could read back the data from the file. In that
case, it should be available immediately after the close() returns,
even though it only resides in memory at the time. I'm assuming
that UFS guarantees this behavior.

--
-Gary Mills- -Unix Support- -U of M Academic Computing and Networking-