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Date: Tue, 15 Sep 2015 18:54:04 -0500
From: Jordan Zimmerman <jordan@jordanzimmerman.com>
To: Cameron McKenzie <mckenzie.cam@gmail.com>, user@curator.apache.org
Message-ID: <etPan.55f8af9c.479b9314.15e@Jordans-MacBook-Pro.local>
In-Reply-To: 
 <CANykdubVrKypgKXTWiR0L90Odb6Kg0owrrdDubxzX++SLAZ6JQ@mail.gmail.com>
References: 
 <CAHA5whrQ7Fc3A2gDKvZzaJ4HJxCK3+Lkb6F=agbhzxb1_=wHTw@mail.gmail.com>
 <CANykdubVrKypgKXTWiR0L90Odb6Kg0owrrdDubxzX++SLAZ6JQ@mail.gmail.com>
Subject: Re: tree cache load time
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However, there is an optimization opportunity by using ZK=E2=80=99s multi=
-transactions. Maybe we can explore this.

-Jordan


On September 15, 2015 at 6:44:46 PM, Cameron McKenzie (mckenzie.cam=40gma=
il.com) wrote:

It would be largely dependent upon how much data you're caching. The tree=
 cache needs to recursively query ZK to populate the cache.
cheers

On Wed, Sep 16, 2015 at 9:30 AM, Vikrant Singh <vikrant.subscribe=40gmail=
.com> wrote:
Hello All,
I am using tree cache for one of my project. Issue I am facing is with th=
e time it is taking for initialize itself. It is taking around 300ms to 3=
-4 s to load itself.=C2=A0
This is how I am initializing the client and cache


=C2=A0private val client =3D Curator=46ramework=46actory.newClient(hostLi=
st, new ExponentialBackoffRetry(ZookeeperCache.RetryInterval.toMillis.toI=
nt,ZookeeperCache.RetryCount))

val cache =3D TreeCache.newBuilder(client, path).build()


post this I register for =C2=A0a handler and then wait for =22TreeCacheEv=
ent.Type.INITIALIZED=22 event.=C2=A0 It take on avg =C2=A0300ms to 3-4 s.=

IS there something I can do to improve this performance=3F
Thanks,
Vikrant


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<html><head><style>body=7Bfont-family:Helvetica,Arial;font-size:13px=7D</=
style></head><body style=3D=22word-wrap: break-word; -webkit-nbsp-mode: s=
pace; -webkit-line-break: after-white-space;=22><div id=3D=22bloop=5Fcust=
omfont=22 style=3D=22font-family:Helvetica,Arial;font-size:13px; color: r=
gba(0,0,0,1.0); margin: 0px; line-height: auto;=22>However, there is an o=
ptimization opportunity by using ZK=E2=80=99s multi-transactions. Maybe w=
e can explore this.</div><div id=3D=22bloop=5Fcustomfont=22 style=3D=22fo=
nt-family:Helvetica,Arial;font-size:13px; color: rgba(0,0,0,1.0); margin:=
 0px; line-height: auto;=22><br></div><div id=3D=22bloop=5Fcustomfont=22 =
style=3D=22font-family:Helvetica,Arial;font-size:13px; color: rgba(0,0,0,=
1.0); margin: 0px; line-height: auto;=22>-Jordan</div> <br> <div id=3D=22=
bloop=5Fsign=5F1442361218865848064=22 class=3D=22bloop=5Fsign=22><div sty=
le=3D=22font-family:helvetica,arial;font-size:13px=22><br></div></div> <b=
r><p class=3D=22airmail=5Fon=22 style=3D=22color:=23000;=22>On September =
15, 2015 at 6:44:46 PM, Cameron McKenzie (<a href=3D=22mailto:mckenzie.ca=
m=40gmail.com=22>mckenzie.cam=40gmail.com</a>) wrote:</p> <blockquote typ=
e=3D=22cite=22 class=3D=22clean=5Fbq=22><span><div><div></div><div>


<title></title>


<div dir=3D=22ltr=22>It would be largely dependent upon how much data
you're caching. The tree cache needs to recursively query ZK to
populate the cache.
<div>cheers</div>
</div>
<div class=3D=22gmail=5Fextra=22><br>
<div class=3D=22gmail=5Fquote=22>On Wed, Sep 16, 2015 at 9:30 AM, Vikrant=

Singh <span dir=3D=22ltr=22>&lt;<a href=3D=22mailto:vikrant.subscribe=40g=
mail.com=22 target=3D=22=5Fblank=22>vikrant.subscribe=40gmail.com</a>&gt;=
</span> wrote:<br>
<blockquote class=3D=22gmail=5Fquote=22 style=3D=22margin:0 0 0 .8ex;bord=
er-left:1px =23ccc solid;padding-left:1ex=22>
<div dir=3D=22ltr=22>Hello All,
<div>I am using tree cache for one of my project. Issue I am facing
is with the time it is taking for initialize itself. It is taking
around 300ms to 3-4 s to load itself.&nbsp;<br>
This is how I am initializing the client and cache</div>
<div><br></div>
<div><br></div>
<div>
<div><font face=3D=22verdana, sans-serif=22><i>&nbsp;private val client =3D=

Curator=46ramework=46actory.newClient(hostList, new
ExponentialBackoffRetry(ZookeeperCache.RetryInterval.toMillis.toInt,Zooke=
eperCache.RetryCount))</i></font></div>
</div>
<div><font face=3D=22verdana, sans-serif=22><i><br></i></font></div>
<div><font face=3D=22verdana, sans-serif=22><i>val cache =3D
TreeCache.newBuilder(client, path).build()<br></i></font></div>
<div><br></div>
<div><br></div>
<div>post this I register for &nbsp;a handler and then wait for
=22TreeCacheEvent.Type.INITIALIZED=22 event.&nbsp; It take on avg
&nbsp;300ms to 3-4 s.</div>
<div>IS there something I can do to improve this performance=3F</div>
<div>Thanks,</div>
<div>Vikrant</div>
<div><br></div>
<div><br></div>
</div>
</blockquote>
</div>
<br></div>


</div></div></span></blockquote></body></html>
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