This is the first patch, this patch introduces changes to the wire protocol and to ledger metadata stored on ZK https://github.com/apache/bookkeeper/pull/531
Enrico 2017-10-02 11:04 GMT+02:00 Enrico Olivelli - Diennea < enrico.olive...@diennea.com>: > Il giorno dom, 01/10/2017 alle 18.53 -0700, Sijie Guo ha scritto: > > Can you organize the preview in multiple changes that would eventually be > sent out as prs? It would be easier to review. > > > You are right, I will along this week > I will try to follow your way of pushing the changes for the long pool > reads, a set of chained PRs > > -- Enrico > > > > On Sep 29, 2017 4:41 AM, "Enrico Olivelli" <eolive...@gmail.com<mailto:eo > live...@gmail.com>> wrote: > > > > Hi BookKeepers, > I would like to share the prototype for BP-14 > > https://cwiki.apache.org/confluence/display/BOOKKEEPER/ > BP-14+Relax+durability > > I sent a WIP Pull Request > https://github.com/apache/bookkeeper/pull/529 > > > Please note that this work depends on BP-15 (PR #510) because we are going > to use the new CreateLedger API. > Temporary I have added a lot of overloaded versions of > createLedger/createLedgerAdv but using the new API these new methods will > not be added. > > I will try to split the patch in smaller tasks but I will appreciate if you > have some cycle to start looking at how it will look like. > > Most notable changes: > - introducing a LedgerType in ledger metadata > - changes to wire protocol: optional LedgerType in AddRequest, changes in > AddResponse, new protocol messages for the Sync API > - changes to LederHandle#sendAddSuccessCallbacks (this is the main change > to the LAC Protocol on the client-side) > - for volatile durability changes LastAddConfirmed will advance only in > presence of an explicit "sync" > - introduction of SyncCounter on Journal to keep track of which entries > have been really persisted durably > - new Sync API (this will be subject to change, it will follow the "new > style" of BP-15 APIs) > - on close() a sync will not be performed automatically on volatile > durability ledgers > > > Cheers > Enrico > > > > -- > > Enrico Olivelli Software Development Manager @Diennea Tel.: (+39) 0546 > 066100 - Int. 925 Viale G.Marconi 30/14 - 48018 Faenza (RA) MagNews - > E-mail Marketing Solutions http://www.magnews.it Diennea - Digital > Marketing Solutions http://www.diennea.com > > ________________________________ > > Iscriviti alla nostra newsletter per rimanere aggiornato su digital ed > email marketing! http://www.magnews.it/newsletter/ > > The information in this email is confidential and may be legally > privileged. If you are not the intended recipient please notify the sender > immediately and destroy this email. Any unauthorized, direct or indirect, > disclosure, copying, storage, distribution or other use is strictly > forbidden. >
