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Posted to user@hama.apache.org by Peter Zhang <zh...@gmail.com> on 2014/10/02 18:39:37 UTC
Re: Question
hello,how can I compile hama-src in eclipse?Is their any link for help?
2014-09-12 12:15 GMT+08:00 Edward J. Yoon <ed...@apache.org>:
> Yes, partitioning job partitions the input, assigns the partition file
> to proper task of graph job. GraphJobRunner.LoadVetices() method
> extracts the Vertex structure from records, and loads vertices into
> {Mem/Disk/Heap}VerticesInfo.
>
> On Fri, Sep 12, 2014 at 12:38 AM, Peter Zhang <zh...@gmail.com>
> wrote:
> > Hi,
> > Actually, e ....I want to know more about the details of the graph
> > model,especially the class GraphJobRunner. Unfortunately I have not read
> > all the source codes.I want to know weather the input record of the
> method
> > GraphJobRunner.LoadVetices() is the record in the temp files that the
> > partitioning job product after the graph is partitioned???
> > thanks !
> >
> > 2014-09-10 7:38 GMT+08:00 Edward J. Yoon <ed...@apache.org>:
> >
> >> Hi,
> >>
> >> Internally, client library submits two jobs to Hama cluster: 1)
> >> partitioning BSP job 2) graph job.
> >>
> >> On Wed, Sep 10, 2014 at 1:31 AM, Peter Zhang <zhangpeiran1227@gmail.com
> >
> >> wrote:
> >> > Hi:
> >> > Recently, I am confused with how does the hama graph model
> work.when I
> >> > submit a hama graph job, is there a partition job starting first? And
> How
> >> > dose the class GraphJobRunner is created when the actuall graph job
> >> begins??
> >> >
> >> > 2014-08-21 18:44 GMT+08:00 Edward J. Yoon <ed...@apache.org>:
> >> >
> >> >> Oh.. it seems you misunderstood. The meaning of superstep is equal to
> >> >> the meaning of iteration.
> >> >>
> >> >> I was mean that the count of ITERATIONS is not equal to the count of
> >> >> SUPERSTEPS. The additional supersteps is used for vertices' value
> >> >> initialization and master aggregation.
> >> >>
> >> >> ..
> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: Counters: 12
> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: GraphJobCounter
> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: ITERATIONS=30
> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: INPUT_VERTICES=400
> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: JobCounter
> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: SUPERSTEPS=60
> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: LAUNCHED_TASKS=3
> >> >> ..
> >> >>
> >> >> On Wed, Aug 20, 2014 at 11:40 PM, 张沛然 <zh...@gmail.com>
> >> wrote:
> >> >> > Hello:
> >> >> > I get confused about hama graph ,take the SSSP as example:
> >> >> > input :4 vertexs and4 edges
> >> >> > 1\t2:2\t3:3
> >> >> > 2\t4:4
> >> >> > 3\t4:1
> >> >> > 4
> >> >> >
> >> >> > I guess it will process like below:
> >> >> > superstep 0:vertex1,2,3,4 do computer()
> >> >> > that's :vertex1 sent message of value 2 to
> vertex2
> >> >> > vertex1 sent message of value 3 to
> >> vertes3
> >> >> > vertex1,2,3,4 voteToHalt() and get
> >> >> inactive;
> >> >> > superstep 1:only vertex 2,3 o compute()
> >> >> > that's vertex 2,3 received message and update
> >> value
> >> >> > vertex 2 sent message of value 6 to
> >> vertex4
> >> >> > vertex 3 sent message of value 4 to
> >> vertex4
> >> >> > vertex 2,3 voteToHalt()
> >> >> > superstep 2 :only vertex 4 do computer()
> >> >> > that's vertex4 received message and update
> value
> >> >> > then ,all the vertexs is inactive ,the processing is over! I run
> it
> >> in
> >> >> > pseudo-distributed modes .
> >> >> > 1)Is it right???
> >> >> > 2)I think all the processing just need 1 iteration,but when I set
> the
> >> >> > maxIteration to 1,the result is not right!! It show that the
> vertex4
> >> has
> >> >> > not update its value, I wonder know why their is no supertetp2 and
> >> when a
> >> >> > iteration is over???
> >> >> > Thanks a lot.I just get mad......
> >> >>
> >> >>
> >> >>
> >> >> --
> >> >> Best Regards, Edward J. Yoon
> >> >> CEO at DataSayer Co., Ltd.
> >> >>
> >>
> >>
> >>
> >> --
> >> Best Regards, Edward J. Yoon
> >> CEO at DataSayer Co., Ltd.
> >>
>
>
>
> --
> Best Regards, Edward J. Yoon
> CEO at DataSayer Co., Ltd.
>
Re: Question
Posted by "Edward J. Yoon" <ed...@apache.org>.
http://ubuntuforums.org/showthread.php?t=379264
On Fri, Oct 3, 2014 at 1:39 AM, Peter Zhang <zh...@gmail.com> wrote:
> hello,how can I compile hama-src in eclipse?Is their any link for help?
>
> 2014-09-12 12:15 GMT+08:00 Edward J. Yoon <ed...@apache.org>:
>
>> Yes, partitioning job partitions the input, assigns the partition file
>> to proper task of graph job. GraphJobRunner.LoadVetices() method
>> extracts the Vertex structure from records, and loads vertices into
>> {Mem/Disk/Heap}VerticesInfo.
>>
>> On Fri, Sep 12, 2014 at 12:38 AM, Peter Zhang <zh...@gmail.com>
>> wrote:
>> > Hi,
>> > Actually, e ....I want to know more about the details of the graph
>> > model,especially the class GraphJobRunner. Unfortunately I have not read
>> > all the source codes.I want to know weather the input record of the
>> method
>> > GraphJobRunner.LoadVetices() is the record in the temp files that the
>> > partitioning job product after the graph is partitioned???
>> > thanks !
>> >
>> > 2014-09-10 7:38 GMT+08:00 Edward J. Yoon <ed...@apache.org>:
>> >
>> >> Hi,
>> >>
>> >> Internally, client library submits two jobs to Hama cluster: 1)
>> >> partitioning BSP job 2) graph job.
>> >>
>> >> On Wed, Sep 10, 2014 at 1:31 AM, Peter Zhang <zhangpeiran1227@gmail.com
>> >
>> >> wrote:
>> >> > Hi:
>> >> > Recently, I am confused with how does the hama graph model
>> work.when I
>> >> > submit a hama graph job, is there a partition job starting first? And
>> How
>> >> > dose the class GraphJobRunner is created when the actuall graph job
>> >> begins??
>> >> >
>> >> > 2014-08-21 18:44 GMT+08:00 Edward J. Yoon <ed...@apache.org>:
>> >> >
>> >> >> Oh.. it seems you misunderstood. The meaning of superstep is equal to
>> >> >> the meaning of iteration.
>> >> >>
>> >> >> I was mean that the count of ITERATIONS is not equal to the count of
>> >> >> SUPERSTEPS. The additional supersteps is used for vertices' value
>> >> >> initialization and master aggregation.
>> >> >>
>> >> >> ..
>> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: Counters: 12
>> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: GraphJobCounter
>> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: ITERATIONS=30
>> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: INPUT_VERTICES=400
>> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: JobCounter
>> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: SUPERSTEPS=60
>> >> >> 14/08/21 19:34:24 INFO bsp.BSPJobClient: LAUNCHED_TASKS=3
>> >> >> ..
>> >> >>
>> >> >> On Wed, Aug 20, 2014 at 11:40 PM, 张沛然 <zh...@gmail.com>
>> >> wrote:
>> >> >> > Hello:
>> >> >> > I get confused about hama graph ,take the SSSP as example:
>> >> >> > input :4 vertexs and4 edges
>> >> >> > 1\t2:2\t3:3
>> >> >> > 2\t4:4
>> >> >> > 3\t4:1
>> >> >> > 4
>> >> >> >
>> >> >> > I guess it will process like below:
>> >> >> > superstep 0:vertex1,2,3,4 do computer()
>> >> >> > that's :vertex1 sent message of value 2 to
>> vertex2
>> >> >> > vertex1 sent message of value 3 to
>> >> vertes3
>> >> >> > vertex1,2,3,4 voteToHalt() and get
>> >> >> inactive;
>> >> >> > superstep 1:only vertex 2,3 o compute()
>> >> >> > that's vertex 2,3 received message and update
>> >> value
>> >> >> > vertex 2 sent message of value 6 to
>> >> vertex4
>> >> >> > vertex 3 sent message of value 4 to
>> >> vertex4
>> >> >> > vertex 2,3 voteToHalt()
>> >> >> > superstep 2 :only vertex 4 do computer()
>> >> >> > that's vertex4 received message and update
>> value
>> >> >> > then ,all the vertexs is inactive ,the processing is over! I run
>> it
>> >> in
>> >> >> > pseudo-distributed modes .
>> >> >> > 1)Is it right???
>> >> >> > 2)I think all the processing just need 1 iteration,but when I set
>> the
>> >> >> > maxIteration to 1,the result is not right!! It show that the
>> vertex4
>> >> has
>> >> >> > not update its value, I wonder know why their is no supertetp2 and
>> >> when a
>> >> >> > iteration is over???
>> >> >> > Thanks a lot.I just get mad......
>> >> >>
>> >> >>
>> >> >>
>> >> >> --
>> >> >> Best Regards, Edward J. Yoon
>> >> >> CEO at DataSayer Co., Ltd.
>> >> >>
>> >>
>> >>
>> >>
>> >> --
>> >> Best Regards, Edward J. Yoon
>> >> CEO at DataSayer Co., Ltd.
>> >>
>>
>>
>>
>> --
>> Best Regards, Edward J. Yoon
>> CEO at DataSayer Co., Ltd.
>>
--
Best Regards, Edward J. Yoon
CEO at DataSayer Co., Ltd.