On 27 Jun 2012, at 12:09, Yousuf Fauzan wrote: > I used examples/riakc_pb.config > > {mode, max}. > > {duration, 10}. > > {concurrent, 1}.
Try upping this. On my local 3 node cluster with 8gb ram and an old, cheap quad core per box I'd set concurrency to 10 workers. > > {driver, basho_bench_driver_riakc_pb}. > > {key_generator, {int_to_bin, {uniform_int, 10000}}}. > > {value_generator, {fixed_bin, 10000}}. > > {riakc_pb_ips, [{<IP of one of the nodes>}]}. I add all the IPs here, one entry per node. > > {riakc_pb_replies, 1}. > > {operations, [{get, 1}, {update, 1}]}. > > > On Wed, Jun 27, 2012 at 4:37 PM, Russell Brown <russell.br...@mac.com> wrote: > > On 27 Jun 2012, at 12:05, Yousuf Fauzan wrote: > >> I did use basho bench on my clusters. It should throughput of around 150 > > Could you share the config you used, please? > >> >> On Wed, Jun 27, 2012 at 4:24 PM, Russell Brown <russell.br...@mac.com> wrote: >> >> On 27 Jun 2012, at 11:50, Yousuf Fauzan wrote: >> >>> Its not about the difference in throughput in the two approaches I took. >>> Rather, the issue is that even 200 writes/sec is a bit on the lower side. >>> I could be doing something wrong with the configuration because people are >>> reporting throughputs of 2-3k ops/sec >>> >>> If anyone here could guide me in setting up a cluster which would give such >>> kind of throughput. >> >> To get the kind of throughput I use multiple threads / workers. Have you >> looked at basho_bench[1], it is a simple, reliable tool to benchmark Riak >> clusters? >> >> Cheers >> >> Russell >> >> [1] Basho Bench - https://github.com/basho/basho_bench and >> http://wiki.basho.com/Benchmarking.html >> >>> >>> Thanks, >>> Yousuf >>> >>> On Wed, Jun 27, 2012 at 4:02 PM, Eric Anderson <ander...@copperegg.com> >>> wrote: >>> On Jun 27, 2012, at 5:13 AM, Yousuf Fauzan <yousuffau...@gmail.com> wrote: >>> >>>> Hi, >>>> >>>> I setup a 3 machine riak SM cluster. Each machine used 4GB Ram and riak >>>> OpenSource SmartMachine Image. >>>> >>>> Afterwards I tried loading data by following two methods >>>> 1. Bash script >>>> #!/bin/bash >>>> echo $(date) >>>> for (( c=1; c<=1000; c++ )) >>>> do >>>> curl -s -d 'this is a test' -H "Content-Type: text/plain" >>>> http://127.0.0.1:8098/buckets/test/keys >>>> done >>>> echo $(date) >>>> >>>> 2. Python Riak Client >>>> c=riak.RiakClient("10.112.2.185") >>>> b=c.bucket("test") >>>> for i in xrange(10000):o=b.new(str(i), str(i)).store() >>>> >>>> For case 1, throughput was 25 writes/sec >>>> For case 2, throughput was 200 writes/sec >>>> >>>> Maybe I am making a fundamental mistake somewhere. I tried the above two >>>> scripts on EC2 clusters too and still got the same performance. >>>> >>>> Please, someone help >>> >>> >>> The major difference between these two is the first is executing a binary, >>> which has to basically create everything (connection, payload, etc) every >>> time through the loop. The second does not - it creates the client once, >>> then iterates over it keeping the same client and presumably the same >>> connection as well. That makes a huge difference. >>> >>> I would not use curl to do performance testing. What you probably want is >>> something like your python script that will work on many threads/processes >>> at once (or fire them up many times). >>> >>> >>> Eric Anderson >>> Co-Founder >>> CopperEgg >>> >>> >>> >>> >>> >>> _______________________________________________ >>> riak-users mailing list >>> riak-users@lists.basho.com >>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >> >> > >
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