Keep in mind that blog post is pretty old. I see comments like this in the commit log
"hard to call it alpha/experimental after serving billions of ids" so it seems it's in production at twitter at least... Patrick On Fri, Feb 25, 2011 at 2:58 PM, Ertio Lew <[email protected]> wrote: > Thanks Patrick, > > The fact that it is still in the alpha stage and twitter is not yet > using it, makes me look to other solutions as well, which have a large > community/users base & are more mature. > > I do not know much about the snowflake if it is being used in > production by anyone .. > > > > > On Fri, Feb 25, 2011 at 11:21 PM, Patrick Hunt <[email protected]> wrote: >> Have you looked at snowflake? >> >> http://engineering.twitter.com/2010/06/announcing-snowflake.html >> >> Patrick >> >> On Fri, Feb 25, 2011 at 9:43 AM, Ted Dunning <[email protected]> wrote: >>> If your id's don't need to be exactly sequential or if the generation rate >>> is less than a few thousand per second, ZK is a fine choice. >>> >>> To get very high generation rates, what is typically done is to allocate >>> blocks of id's using ZK and then allocate out of the block locally. This >>> can cause you to wind up with a slightly swiss-cheesed id space and it means >>> that the ordering of id's only approximates the time ordering of when the >>> id's were assigned. Neither of these is typically a problem. >>> >>> On Fri, Feb 25, 2011 at 1:50 AM, Ertio Lew <[email protected]> wrote: >>> >>>> Hi all, >>>> >>>> I am involved in a project where we're building a social application >>>> using Cassandra DB and Java. I am looking for a solution to generate >>>> unique sequential IDs for the content on the application. I have been >>>> suggested by some people to have a look to Zookeeper for this. I >>>> would highly appreciate if anyone can suggest if zookeeper is suitable >>>> for this purpose and any good resources to gain information about >>>> zookeeper. >>>> >>>> Since the application is based on a eventually consistent distributed >>>> platform using Cassandra, we have felt a need to look over to other >>>> solutions instead of building our own using our DB. >>>> >>>> Any kind of comments, suggestions are highly welcomed! :) >>>> >>>> Regards >>>> Ertio Lew. >>>> >>> >> >
