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Date: Mon, 20 Jan 2014 10:59:33 -0500
Message-ID: 
 <CAOpPrj9P1dbZxTPv3ceJWt8Tw4yQN_58MugSb3iOrUK_U7=-3Q@mail.gmail.com>
Subject: Re: Orchestrator Multi-Threaded vs Single Threaded
From: Sachith Withana <swsachith@gmail.com>
To: dev@airavata.apache.org, architecture@airavata.apache.org
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--089e013d0c7a51aca504f068faf9
Content-Type: text/plain; charset=ISO-8859-1

Hi all,

There are race condition issues when using the multi-threaded Orchestrator.
We need to come up with a way to synchronize the threads.

Does anyone have any experiences or ideas regarding the issue?


On Mon, Jan 20, 2014 at 9:34 AM, Marlon Pierce <marpierc@iu.edu> wrote:

> This sounds like a good question for the architects@airavata list.
>
>
> Marlon
>
> On 1/20/14 2:29 AM, Saminda Wijeratne wrote:
> > Suresh suggested we use existing libraries. Does anyone have any
> experience
> > in using them?
> >
> >
> > On Sun, Jan 19, 2014 at 3:55 PM, Lahiru Gunathilake <glahiru@gmail.com
> >wrote:
> >
> >> Hi Sachitha,
> >>
> >>
> >> On Sun, Jan 19, 2014 at 6:41 PM, Sachith Withana <swsachith@gmail.com
> >wrote:
> >>
> >>> Hi all,
> >>>
> >>> There are race condition issues when using the multi-threaded
> >>> Orchestrator.
> >>>
> >> +1, There's another thread we agreed on this. (subject: Orchestration
> >> Component implementation review).
> >>
> >> Lahiru
> >>
> >>>  We need to come up with a way to synchronize the threads.
> >>>
> >>> Any suggestions?
> >>>
> >>> --
> >>> Thanks,
> >>> Sachith Withana
> >>>
> >>>
> >>
> >> --
> >> System Analyst Programmer
> >> PTI Lab
> >> Indiana University
> >>
>
>


-- 
Thanks,
Sachith Withana

--089e013d0c7a51aca504f068faf9
Content-Type: text/html; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr"><span style=3D"font-family:arial,sans-serif;font-size:13px=
">Hi all,</span><div style=3D"font-family:arial,sans-serif;font-size:13px">=
<br></div><div style=3D"font-family:arial,sans-serif;font-size:13px">There =
are race condition issues when using the multi-threaded Orchestrator. We ne=
ed to come up with a way to synchronize the threads.=A0</div>
<div style=3D"font-family:arial,sans-serif;font-size:13px"><br></div><div s=
tyle=3D"font-family:arial,sans-serif;font-size:13px">Does anyone have any e=
xperiences or ideas regarding the issue?</div></div><div class=3D"gmail_ext=
ra">
<br><br><div class=3D"gmail_quote">On Mon, Jan 20, 2014 at 9:34 AM, Marlon =
Pierce <span dir=3D"ltr">&lt;<a href=3D"mailto:marpierc@iu.edu" target=3D"_=
blank">marpierc@iu.edu</a>&gt;</span> wrote:<br><blockquote class=3D"gmail_=
quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1=
ex">
This sounds like a good question for the architects@airavata list.<br>
<span class=3D"HOEnZb"><font color=3D"#888888"><br>
<br>
Marlon<br>
</font></span><div class=3D"HOEnZb"><div class=3D"h5"><br>
On 1/20/14 2:29 AM, Saminda Wijeratne wrote:<br>
&gt; Suresh suggested we use existing libraries. Does anyone have any exper=
ience<br>
&gt; in using them?<br>
&gt;<br>
&gt;<br>
&gt; On Sun, Jan 19, 2014 at 3:55 PM, Lahiru Gunathilake &lt;<a href=3D"mai=
lto:glahiru@gmail.com">glahiru@gmail.com</a>&gt;wrote:<br>
&gt;<br>
&gt;&gt; Hi Sachitha,<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; On Sun, Jan 19, 2014 at 6:41 PM, Sachith Withana &lt;<a href=3D"ma=
ilto:swsachith@gmail.com">swsachith@gmail.com</a>&gt;wrote:<br>
&gt;&gt;<br>
&gt;&gt;&gt; Hi all,<br>
&gt;&gt;&gt;<br>
&gt;&gt;&gt; There are race condition issues when using the multi-threaded<=
br>
&gt;&gt;&gt; Orchestrator.<br>
&gt;&gt;&gt;<br>
&gt;&gt; +1, There&#39;s another thread we agreed on this. (subject: Orches=
tration<br>
&gt;&gt; Component implementation review).<br>
&gt;&gt;<br>
&gt;&gt; Lahiru<br>
&gt;&gt;<br>
&gt;&gt;&gt; =A0We need to come up with a way to synchronize the threads.<b=
r>
&gt;&gt;&gt;<br>
&gt;&gt;&gt; Any suggestions?<br>
&gt;&gt;&gt;<br>
&gt;&gt;&gt; --<br>
&gt;&gt;&gt; Thanks,<br>
&gt;&gt;&gt; Sachith Withana<br>
&gt;&gt;&gt;<br>
&gt;&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; --<br>
&gt;&gt; System Analyst Programmer<br>
&gt;&gt; PTI Lab<br>
&gt;&gt; Indiana University<br>
&gt;&gt;<br>
<br>
</div></div></blockquote></div><br><br clear=3D"all"><div><br></div>-- <br>=
<div dir=3D"ltr"><div><font style=3D"font-family:garamond,serif;color:rgb(0=
,0,0);background-color:rgb(255,255,255)">Thanks,</font></div><font style=3D=
"font-family:garamond,serif;color:rgb(0,0,0);background-color:rgb(255,255,2=
55)"></font><font style=3D"font-family:garamond,serif;background-color:rgb(=
255,255,255);color:rgb(0,0,0)"></font><div style=3D"background-color:rgb(25=
5,255,255)">
<font face=3D"garamond, serif">Sachith Withana<br></font><br></div></div>
</div>

--089e013d0c7a51aca504f068faf9--