I will take a look at this soon, have you created a Jira for it? If not please do so.
Thanks, C On Thu, May 10, 2012 at 7:20 AM, <[email protected]> wrote: > I think there may be a problem here with the 3.4 branch. I dropped the > cluster back to 3.3.5 and the behaviour was much better. > > To summarize: > > 650mb of data > 20k nodes of varied size > 3 node cluster > > On 3.4.x (using latest branch build) > --------- > Takes 3-4 minutes to bring up a cluster from cold > Takes 40-50 secs to recover from a leader failure > Takes 10 secs for a new follower to join the cluster > > On 3.3.5 > -------- > Takes 10-20 secs to bring up a cluster from cold > Takes 10 secs to recover from a leader failure > Takes 10 secs for a new follower to join the cluster > > Any views on this from the ZK devs? The differences in behaviour only > start becoming apparent as the dataset gets bigger. > I was hoping to use 3.4 for the transactional features it offered via > the 'multi-update' operations, but this issue seems pretty serious... > > > > Visit our website at http://www.ubs.com > > This message contains confidential information and is intended only > for the individual named. If you are not the named addressee you > should not disseminate, distribute or copy this e-mail. Please > notify the sender immediately by e-mail if you have received this > e-mail by mistake and delete this e-mail from your system. > > E-mails are not encrypted and cannot be guaranteed to be secure or > error-free as information could be intercepted, corrupted, lost, > destroyed, arrive late or incomplete, or contain viruses. The sender > therefore does not accept liability for any errors or omissions in the > contents of this message which arise as a result of e-mail transmission. > If verification is required please request a hard-copy version. This > message is provided for informational purposes and should not be > construed as a solicitation or offer to buy or sell any securities > or related financial instruments. > > UBS Limited is a company limited by shares incorporated in the United > Kingdom registered in England and Wales with number 2035362. > Registered office: 1 Finsbury Avenue, London EC2M 2PP. UBS Limited > is authorised and regulated by the Financial Services Authority. > > UBS AG is a public company incorporated with limited liability in > Switzerland domiciled in the Canton of Basel-City and the Canton of > Zurich respectively registered at the Commercial Registry offices in > those Cantons with Identification No: CH-270.3.004.646-4 and having > respective head offices at Aeschenvorstadt 1, 4051 Basel and > Bahnhofstrasse 45, 8001 Zurich, Switzerland. Registered in the > United Kingdom as a foreign company with No: FC021146 and having a > UK Establishment registered at Companies House, Cardiff, with No: > BR 004507. The principal office of UK Establishment: 1 Finsbury Avenue, > London EC2M 2PP. In the United Kingdom, UBS AG is authorised and > regulated by the Financial Services Authority. > > UBS reserves the right to retain all messages. Messages are protected > and accessed only in legally justified cases.
