What client are you using to connect to Riak? PBC, HTTP, or native Erlang. Thanks, Dan
Daniel Reverri Developer Advocate Basho Technologies, Inc. [email protected] On Tue, Dec 7, 2010 at 8:21 AM, Abeming Sf <[email protected]> wrote: > Hi Dan, > > Only 1 node. Using that make rel command. I didn't change vm.args except > for riak node ip address. There are 5 applications connecting to the same > node but only 1 encounter that problem which it consists of 3 instances of > gen_server cast processes. > > App > A B C > + + + > + + + > ++++++++ > + > + > Riak > > However, the problem does not appear when I use only 1 instance of > gen_server cast. > > App > + > + > + > Riak > > Thanks, > Abe > > > On 7 December 2010 23:31, Dan Reverri <[email protected]> wrote: > >> Hi Abe, >> >> How many nodes do you have in your cluster? How did you setup your cluster >> (what commands did you use)? Did you change the vm.args file of any of your >> nodes? Are you connecting to Riak from other Erlang applications? >> >> Thanks, >> Dan >> >> Daniel Reverri >> Developer Advocate >> Basho Technologies, Inc. >> [email protected] >> >> >> On Tue, Dec 7, 2010 at 12:29 AM, Abeming Sf <[email protected]> wrote: >> >>> Hi Dan, >>> >>> Thanks for the suggestion but it doesn't solve it. I found some errors >>> from riak log files. >>> >>> =ERROR REPORT==== 7-Dec-2010::16:11:06 === >>> ** Node '[email protected].***' not responding ** >>> ** Removing (timedout) connection ** >>> >>> That's the only errors exist in the log files. >>> >>> Please advise. >>> >>> - Abe >>> >>> >>> On 7 December 2010 12:41, Dan Reverri <[email protected]> wrote: >>> >>>> Yes, please try increasing to 2048. >>>> >>>> Daniel Reverri >>>> Developer Advocate >>>> Basho Technologies, Inc. >>>> [email protected] >>>> >>>> >>>> On Mon, Dec 6, 2010 at 8:34 PM, Abeming Sf <[email protected]>wrote: >>>> >>>>> Hi Dan, >>>>> >>>>> There is no error messages in my riak log files during that node error >>>>> occurred. Ulimit already set to 1024, should I increase to 2048? >>>>> >>>>> Thanks, >>>>> Abe >>>>> >>>>> >>>>> On 7 December 2010 12:12, Dan Reverri <[email protected]> wrote: >>>>> >>>>>> Hi Abeming, >>>>>> >>>>>> Are there any error messages in your riak log files? Also, you may >>>>>> want to try bumping up ulimit. >>>>>> >>>>>> Thanks, >>>>>> Dan >>>>>> >>>>>> Daniel Reverri >>>>>> Developer Advocate >>>>>> Basho Technologies, Inc. >>>>>> [email protected] >>>>>> >>>>>> >>>>>> On Mon, Dec 6, 2010 at 8:03 PM, Abeming Sf <[email protected]>wrote: >>>>>> >>>>>>> Hi, >>>>>>> >>>>>>> I often encounter {error,{could_not_reach_node,'[email protected].***'} >>>>>>> when there are many concurrent connection being made to riak node. How >>>>>>> should I avoid this problem?Should I increase the number of concurrent >>>>>>> connection?how?I use riak with default configuration and ulimit -n set >>>>>>> to >>>>>>> 1024. Should I increase async threads in vm.args? >>>>>>> >>>>>>> Thanks in advance. >>>>>>> >>>>>>> - Abe >>>>>>> >>>>>>> _______________________________________________ >>>>>>> riak-users mailing list >>>>>>> [email protected] >>>>>>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> >
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