Hi Ben, I was able to get more information by changing the LogFormatter code.
Record txn = SerializeUtils.deserializeTxn(iab, hdr); Based on the txn type, I could cast it to appropriate Txn like SetDataTxn and was able to get all the information needed. thanks, Kishore G On Tue, Sep 13, 2011 at 5:40 PM, kishore g <g.kish...@gmail.com> wrote: > Hi Ben, > > This only gives me the hugh level information something like > > ZooKeeper Transactional Log File with dbid 0 txnlog format version 2 > 8/15/11 1:55:36 PM PDT session 0x131cf1a236f0014 cxid 0x0 zxid 0xf01 > createSession > 8/15/11 1:55:57 PM PDT session 0x131cf1a236f0000 cxid 0x55f zxid 0xf02 > setData > 8/15/11 1:56:00 PM PDT session 0x131cf1a236f0015 cxid 0x0 zxid 0xf03 > createSession > ... > .. > 8/15/11 2:00:33 PM PDT session 0x131cf1a236f001c cxid 0x36 zxid 0xf6b > setData > 8/15/11 2:00:33 PM PDT session 0x131cf1a236f0021 cxid 0xa1 zxid 0xf6c > create > 8/15/11 2:00:33 PM PDT session 0x131cf1a236f001b cxid 0x3e zxid 0xf6d > setData > 8/15/11 2:00:33 PM PDT session 0x131cf1a236f001e cxid 0x3e zxid 0xf6e > setData > 8/15/11 2:00:33 PM PDT session 0x131cf1a236f001d cxid 0x41 zxid 0xf6f > setData > > How can get more details about the transaction itself. I want to know which > node was created deleted what was set etc. Is this possible ? > > thanks, > Kishore G > > > > On Tue, Sep 13, 2011 at 4:47 PM, kishore g <g.kish...@gmail.com> wrote: > >> Thanks Ben, that's exactly what I was looking for. >> >> On Tue, Sep 13, 2011 at 4:43 PM, Benjamin Reed <br...@apache.org> wrote: >> >>> you can do this using the logs. there is a log format utility: >>> LogFormatter that will print the log in a human readable format that >>> you could use to get this information. (actually you might need to >>> enhance the tool a bit depending on the detail that you want.) >>> >>> ben >>> >>> On Tue, Sep 13, 2011 at 3:53 PM, kishore g <g.kish...@gmail.com> wrote: >>> > Hi, >>> > >>> > I want to dump all changes that happen on ZK to a file. >>> > >>> > What I am trying to do is following >>> > >>> > - Set up some application specific structure on zookeeper. >>> > - Start a listener or something equivalent that watches on all the >>> nodes. >>> > - Multiple processes are connected to Zookeeper and they make some >>> > changes on the ZK as needed >>> > - The listener will detect the changes and dump the changes to a file >>> in >>> > some structure >>> > - Once the run is over there will be a verification tool which will >>> go >>> > over the change log and do some verifications. >>> > >>> > I am not sure if there is already a tool to do this or if it is >>> possible to >>> > get all changes from ZK server logs. >>> > >>> > I am aware that if we have a separate listener we may not be able to >>> get all >>> > changes since I might miss changes between receiving a notification and >>> a >>> > change happening before i reset the watch. This may not be the case >>> with ZK >>> > logs/snapshot. >>> > >>> > This will not be in production but I want to use it to for testing. >>> Idea is >>> > to decouple verification from simulation so that all types of >>> verification >>> > can be done based on the change log. >>> > >>> > Any pointers/suggestions ? >>> > >>> > thanks, >>> > Kishore G >>> > >>> >> >> >
