> According to your message, I think this issue shall be high priority, right?? So which version and when will it be fixed and released??
Yes, it's on my todo list. I plan to fix before releasing version 0.7. BTW, have you compared the performance of SSSP or K-Means? You'll see another result. I'm CC'ing [email protected] and [email protected] lists. On Fri, Dec 13, 2013 at 7:26 PM, Xuwenhua <[email protected]> wrote: > Hi Edward, > > Thank you for your information. > > > > You mean I re-send this email in hama user@ list? Or you copy it to list > directly?? > > For I do not subscribe the list now, so if need I re-send, I will send it > next week. If you can directly copy it, and you can do it. > > > > According to your message, I think this issue shall be high priority, > right?? So which version and when will it be fixed and released?? > > > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------- > > Wenhua XU > > Research Dept. of Software Co., Ltd > > [image: cid:[email protected]] To enrich life through > communication > > Office: +86-755-28970151 Fax: +86-755-28975077 > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------- > > This e-mail and its attachments contain confidential information from > HUAWEI, which is intended only for the person or entity whose address is > listed above. Any use of the information contained herein in any way > (including, but not limited to, total or partial disclosure, reproduction, > or dissemination) by persons other than the intended recipient(s) is > prohibited. If you receive this e-mail in error, please notify the sender > by phone or email immediately and delete it! > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > *发件人:* Edward J. Yoon [mailto:[email protected]] > *发送时间:* 2013年12月13日 17:47 > *收件人:* Xuwenhua > *主题:* Re: About hama performance > > > > Hi Xuwenhua, > > > > > From the test report, we can see that hama cost twice time. > > > > I guess you did correctly. Hama's Graph package is still under heavy > development. > > > > Currently Hama uses additional supersteps to broadcast aggregators, and > sends messages twice (https://issues.apache.org/jira/browse/HAMA-734). It > means that the performance will be improved by at least 50%. > > > > BTW, can we move this to Hama user@ list? > > > > On Fri, Dec 13, 2013 at 5:08 PM, Xuwenhua <[email protected]> wrote: > > Dear Edward, > > This is Wenhua From Huawei. We are interested in Hama for it BSP feature. > > And those days I study some hama material and do some performance tests > compared with Giraph. > > > > I used 3 servers with total core 20 as follows, and 1G for > “bsp.child.java.opts” > > CPU(8 core) * 1, 8G*6 master/name node，slave/data node > > CPU(8 core）* 1，4G*6 slave/data node > > CPU(2 core) * 2，2G*4 slave/data node > > And the input format is like “vertex neighbour1 neighbour2”. > > > > I tested from 0.1m vertex with 10 edges to 1m vertex with 10 edges. > > Giraph using 19 task and Hama using 20 task, so that each core can deal > with one task. > > I test the pagerank, I force it to run 30 iterations, > > *if*(*this*.getSuperstepCount() >= 30) > > { > > voteToHalt(); > > *return*; > > } > > And the test result is as follows. > > [image: cid:[email protected]] > > From the test report, we can see that hama cost twice time. > > > > So my query is that is there any problem in my experiments?? > > And do you have some hama performance information compared with Giraph?? > Because I only see some hama’s own performance in hama website. > > > > Looking forward to receiving your comments. > > > > Best Regards > > > > > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------- > > Wenhua XU > > Research Dept. of Software Co., Ltd > > [image: cid:[email protected]] To enrich life through > communication > > Office: +86-755-28970151 Fax: +86-755-28975077 > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------- > > This e-mail and its attachments contain confidential information from > HUAWEI, which is intended only for the person or entity whose address is > listed above. Any use of the information contained herein in any way > (including, but not limited to, total or partial disclosure, reproduction, > or dissemination) by persons other than the intended recipient(s) is > prohibited. If you receive this e-mail in error, please notify the sender > by phone or email immediately and delete it! > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > > > > > -- > Best Regards, Edward J. Yoon > @eddieyoon > -- Best Regards, Edward J. Yoon @eddieyoon
