This is AVRO-480 in JIRA. Patch is attached for dealing with flush. - Bruce
On Wed, Mar 17, 2010 at 3:59 PM, Bruce Mitchener <[email protected]>wrote: > Niraj, > > So, I've been looking at this. > > I have a patch ready to roll for the first thing (dealing with > avro_flush()). I'll go ahead and open a bug about that and attach the patch > for massie to commit. > > However, for fsync(), I think we'd like to wait until 1.4 to address this > as it will lead a confusing API at the moment that we'll just have to remove > in short order. > > Right now, the container files are implemented with buffered I/O, so you'd > have to call 3 functions to ensure that it hit disk. I think we can get > away without buffered I/O and that would make it a more reasonable 2 > functions. > > Do you have an overwhelming need for fsync functionality on container files > (datafile.c stuff) in the next month or two? > > - Bruce > > > On Wed, Mar 17, 2010 at 2:47 PM, Bruce Mitchener < > [email protected]> wrote: > >> Niraj, >> >> The header says avro_flush(), but the implementation says >> avro_writer_flush(). We'll get this addressed shortly. >> >> There isn't currently a way to call fsync() directly ... but since you >> pass the FILE* to the file writer, you could call fsync(fileno(FILE*)) on >> your own, unless you're using the container file. >> >> If you want to open a bug on each of these, I'll work up the patches and >> work with massie to get them into SVN. >> >> Cheers, >> >> - Bruce >> >> >> On Wed, Mar 17, 2010 at 1:21 PM, Niraj Tolia <[email protected]> wrote: >> >>> I was going through the avro.h header file (from the 1.3.0 release) >>> and noticed that the avro_flush() call is defined but has no >>> implementation. If someone does try to use it, compilation will fail >>> with an undefined reference error. I am not sure if this was an >>> accidental oversight but figured I should let someone know. >>> >>> Also, would I be correct in assuming that the C API doesn't allow me >>> to actually call fsync() on a file writer? Digging through the code >>> didn't turn up anything obvious. >>> >>> Cheers, >>> Niraj >>> >>> -- >>> http://www.tolia.org/ >>> >> >> >
