Re: Atomic non-durable file write API

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On 24.12.2010 12:17, Olaf van der Spek wrote:
On Thu, Dec 23, 2010 at 10:51 PM, Neil Brown<neilb@xxxxxxx>  wrote:
You are asking for something that doesn't exist, which is why no-one can tell
you want the answer is.
It seems like a very common and basic operation. If it doesn't exist
IMO it should be created.

The only mechanism for synchronising different filesystem operations is
fsync.  You should use that.

If it is too slow, use data journalling, and place your journal on a
small low-latency device (NVRAM??)
This isn't about some DB-like app, it's about normal file writes, like
archive extractions, compiling, editors, etc.

From the flow of the discussion I guess you should give R4 a try.

Olaf
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Christian Stroetmann
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