I've been wondering the same thing and have found many interesting technical papers - though some seem overly-complex. I'm not sure what head-way the node community has made in this regard though.
Here's an interesting one: http://homes.cs.washington.edu/~magda/kwon-vldb08.pdf Mario On Friday, 2 August 2013 00:13:48 UTC-4, Gregg Caines wrote: > > Hey all, > > From my understanding, the stream abstraction doesn't currently concern > itself with (big-R) Reliability. Is that correct? > > For example, what if I wanted to send a text file over TCP (maybe with a > capitalization transform in between for good measure), where the entire > script could resume properly from being interrupted and restarted? > > I'd need to maintain the byte offset of the last file-read somewhere of > course that could survive the restart, but it seems like the internal > 'drain' mechanism can't really guarantee that even if I've successfully > read up to that byte, it's been successfully written to TCP. It could have > been in motion through the streams and their buffers (even with > highWaterMark = 1) at the time that script was stopped. > > I could imagine an implementation where no stream can emit a 'drain' event > until all of its down-streams have emitted 'drain' events, but otherwise it > seems that the in-memory buffers sort of make that impossible. > > I'm just asking because I'm trying to determine if streams are the right > abstraction for some reliable messaging work that I'm doing. It would be > nice if the answer was yes, but it seems like no. > > Can anyone throw me a clue? > > Thanks, > > G > -- -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to nodejs@googlegroups.com To unsubscribe from this group, send email to nodejs+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en --- You received this message because you are subscribed to the Google Groups "nodejs" group. To unsubscribe from this group and stop receiving emails from it, send an email to nodejs+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.