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From Raúl Gutiérrez Segalés <...@itevenworks.net>
Subject Re: dataLength=0
Date Sat, 26 Mar 2016 20:20:44 GMT
On 26 March 2016 at 12:19, Patrick Hunt <phunt@apache.org> wrote:

> I don't believe it's possible in the command line shell to create a
> znode w/o some data because of the way the shell works (we should
> probably fix that) however it is possible to do so using the API (e.g.
> java) directly.
>

zk-shell [0] does support this though:

$ zk-shell 0
Welcome to zk-shell (1.1.0)
(CONNECTING) />
(CONNECTED) /> create /ilovezk ''
(CONNECTED) /> exists ilovezk
Stat(
  czxid=28
  mzxid=28
  ctime=1459023613708
  mtime=1459023613708
  version=0
  cversion=0
  aversion=0
  ephemeralOwner=0x0
  dataLength=0
  numChildren=0
  pzxid=28
)
(CONNECTED) />


-rgs

[0] https://github.com/rgs1/zk_shell



>
> Patrick
>
> On Fri, Mar 25, 2016 at 1:59 PM, s influxdb <elastic.l.k@gmail.com> wrote:
> > What are the scenarios when dataLengths shows 0 when you do a stat on the
> > znode
> >
> > I couldn't replicate it with zookeeper zkcli.sh or the zookeeper-cli tool
> >
> > Is it that can only be done via a zookeeper client libraries
> >
> > We have a znode in production that keeps showing showing no data for the
> > parent znode
> >
> > [zk: xxx.com:2181(CONNECTED) 4] get /com
> >
> > cZxid = 0x10000022d
> > ctime = Thu Oct 29 15:53:51 PDT 2015
> > mZxid = 0x10000022d
> > mtime = Thu Oct 29 15:53:51 PDT 2015
> > pZxid = 0x10000022e
> > cversion = 1
> > dataVersion = 0
> > aclVersion = 0
> > ephemeralOwner = 0x0
> > dataLength = 0
> > numChildren = 1
>

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