So did you downgraded it back to 0.6.x series? On Thu, Mar 17, 2011 at 6:36 AM, Paul Pak <[email protected]> wrote: > Sorry guys, that was meant to be private. My opinion stands, but I > didn't want to hurt any of the dev's feelings by being too frank. I > think the progress has been good in new features, but I feel we have > taken a step back in relability and scalability since so many features > were added without adequate testing. Hopefully, at some point soon, it > will get better and doing a data import job won't take a cassandra > cluster to it's knees or we won't experience stop the world GC issues > and have out of memory errors from routine usage. > > Paul > > On 3/16/2011 2:13 PM, Paul Pak wrote: >> Hi Jake, >> >> I'm sending this privately, because I wanted to tell you my opinion frankly. >> >> I don't know about the .6 series or .74, but so far, all of the .7 >> series of cassandra has been a disaster. I would think twice about >> switching to anything in .7 series to production until things stabilize >> and at least one reasonably large site starts using cassandra .7. >> Jonathan claims reddit is using cassandra, but it can't be a good >> experience with the type of bugs that have been found. >> >> .70 had data corruption issues >> .71 also had data corruption issues, had major issues with anything over >> 2 gigs in memory >> .72 issues with reading properly >> .73 had major issues with anything over 2 gigs in memory, had issues >> with performance due to flushing rules being broken, many people had >> huge issues with large amounts of insertions, and a few had startup issues. >> .74 too new to say. >> >> In either case, do a lot of testing for your use case before switching >> as things in the .7 series are still way in development. I've talked to >> Jonathan about putting it into beta status because of the severity of >> the bugs, but so far, there has been no decision to do so. Good luck. >> >> Paul >> >> On 3/16/2011 1:21 PM, Jake Maizel wrote: >>> We are running 0.6.6 and are considering upgrading to either 0.6.8 or >>> one of the 0.7.x releases. What is the recommended version and >>> procedure? What are the issues we face? Are there any specific >>> storage gotchas we need to be aware of? Are there any docs around >>> this process for review? >>> >>> Thanks, >>> >>> jake >>> >> > >
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