Date: Tue, 15 Oct 2013 10:44:01 +0200 From: CeDeROM <cederom@tlen.pl> To: Charles Swiger <cswiger@mac.com> Cc: Daniel Feenberg <feenberg@nber.org>, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: SU+J Lost files after a power failure Message-ID: <CAFYkXjnVPsbM5YGNZnARhsZFmrrLcmHuCohEWNnMReUrgvGyJg@mail.gmail.com> In-Reply-To: <2351E8C5-4FC0-4AE9-AC21-312DA46C0EE8@mac.com> References: <525A6831.5070402@gmail.com> <l3gc7e$c91$1@ger.gmane.org> <20131014133953.58f74659@gumby.homeunix.com> <525C1D1C.9050708@gmail.com> <CA%2BtpaK2Pr2po2cQ1yanQK9%2BwLp77SYqYHjxiXaU5FfXwHrkGow@mail.gmail.com> <CAFYkXjn-1wTJcQ4a_fyXCvwh9ukt3%2BdjM2qsMeaH1HhVJNvhiA@mail.gmail.com> <525C2554.7080203@pchotshots.com> <CAFYkXjm8y0Br31_pqRZc0sNFbqCNtKHhjeQuiLXkGT2zxSu0GA@mail.gmail.com> <525C2FBC.4080808@cran.org.uk> <alpine.LRH.2.03.1310141447520.16969@nber.org> <2351E8C5-4FC0-4AE9-AC21-312DA46C0EE8@mac.com>
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On Mon, Oct 14, 2013 at 11:04 PM, Charles Swiger <cswiger@mac.com> wrote: > First, unless you call fsync() before close() and your OS and/or drive ha= rdware isn't being deceptive when fsync() returns about whether the bits ha= ve made it to permanent storage, then you might be surprised at just how lo= ng the unwritten buffers containing the last updates to the file data take = to get properly flushed to disk. Nice hint! Thank you! :-) --=20 CeDeROM, SQ7MHZ, http://www.tomek.cedro.info
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