I have done the changes so that we can specify this value in Autoscaling policy.
Thanks. On Sat, Nov 8, 2014 at 8:35 PM, Rajkumar Rajaratnam <rajkum...@wso2.com> wrote: > > > On Sat, Nov 8, 2014 at 8:32 PM, Lahiru Sandaruwan <lahi...@wso2.com> > wrote: > >> >> >> On Sat, Nov 8, 2014 at 8:26 PM, Rajkumar Rajaratnam <rajkum...@wso2.com> >> wrote: >> >>> Hi Lahiru, >>> >>> Are you going to make all three configurable via autoscaler xml? or How >>> you are going to do? >>> >>> >> IMO it should be a part of Autoscaling policy. >> > > Yes. This is also a good idea. Since we are allowing a user to update the > autoscale policies at run time, he can change this value later if he wants. > +1 include this in autoscale policy. > > Thanks. > > >> Thanks. >>> >>> On Sat, Nov 8, 2014 at 8:22 PM, Lahiru Sandaruwan <lahi...@wso2.com> >>> wrote: >>> >>>> >>>> >>>> On Sat, Nov 8, 2014 at 8:06 PM, Nirmal Fernando <nirmal070...@gmail.com >>>> > wrote: >>>> >>>>> Why not simply round the value to nearest integer? >>>>> http://docs.oracle.com/javase/7/docs/api/java/lang/Math.html#round(float) >>>>> >>>> >>>> It is not the industry practice. AWS guys use a more complex >>>> algorithms. But we can start with suggested options. >>>> >>>> Because some users might have the luxury of going for ceiling(may be an >>>> on premise IaaS) where others do not(Public IaaS). >>>> >>>> >>>> >>>>> On Sat, Nov 8, 2014 at 3:28 PM, Lahiru Sandaruwan <lahi...@wso2.com> >>>>> wrote: >>>>> >>>>>> /s/fives/gives >>>>>> >>>>>> On Sat, Nov 8, 2014 at 7:57 PM, Lahiru Sandaruwan <lahi...@wso2.com> >>>>>> wrote: >>>>>> >>>>>>> Hi all, >>>>>>> >>>>>>> I'm working on $subject. When we predict the instance count from >>>>>>> statistics and dependency based ratio in application, we will get >>>>>>> numbers >>>>>>> with fraction. E.g. 1.2, 3.9, 4.5. Therefore we have to round the >>>>>>> instance >>>>>>> count for creating instances in IaaS. >>>>>>> >>>>>>> >>>>>>> I have thought of three types to choose from. >>>>>>> >>>>>>> >>>>>>> 1. Floor >>>>>>> 2. Ceiling >>>>>>> 3. Custom percentage >>>>>>> >>>>>>> #3 means, user can give a limit of fraction to decide whether to >>>>>>> round to floor or ceiling. >>>>>>> >>>>>>> e.g. User fives fraction as 0.2, >>>>>>> >>>>>>> Instance count 3.1 Rounded value 3 >>>>>>> Instance count 3.21: Rounded value 4 >>>>>>> Instance count 1.19: Rounded value 1 >>>>>>> >>>>>>> Feel free to give feedback. >>>>>>> >>>>>>> Thanks. >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> -- >>>>>>> Lahiru Sandaruwan >>>>>>> Committer and PMC member, Apache Stratos, >>>>>>> Senior Software Engineer, >>>>>>> WSO2 Inc., http://wso2.com >>>>>>> lean.enterprise.middleware >>>>>>> >>>>>>> email: lahi...@wso2.com blog: http://lahiruwrites.blogspot.com/ >>>>>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> -- >>>>>> Lahiru Sandaruwan >>>>>> Committer and PMC member, Apache Stratos, >>>>>> Senior Software Engineer, >>>>>> WSO2 Inc., http://wso2.com >>>>>> lean.enterprise.middleware >>>>>> >>>>>> email: lahi...@wso2.com blog: http://lahiruwrites.blogspot.com/ >>>>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >>>>>> >>>>>> >>>>> >>>>> >>>>> -- >>>>> Best Regards, >>>>> Nirmal >>>>> >>>>> Nirmal Fernando. >>>>> PPMC Member & Committer of Apache Stratos, >>>>> Senior Software Engineer, WSO2 Inc. >>>>> >>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>> >>>> >>>> >>>> >>>> -- >>>> -- >>>> Lahiru Sandaruwan >>>> Committer and PMC member, Apache Stratos, >>>> Senior Software Engineer, >>>> WSO2 Inc., http://wso2.com >>>> lean.enterprise.middleware >>>> >>>> email: lahi...@wso2.com blog: http://lahiruwrites.blogspot.com/ >>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >>>> >>>> >>> >>> >>> -- >>> Raj >>> >> >> >> >> -- >> -- >> Lahiru Sandaruwan >> Committer and PMC member, Apache Stratos, >> Senior Software Engineer, >> WSO2 Inc., http://wso2.com >> lean.enterprise.middleware >> >> email: lahi...@wso2.com blog: http://lahiruwrites.blogspot.com/ >> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >> >> > > > -- > Raj > -- -- Lahiru Sandaruwan Committer and PMC member, Apache Stratos, Senior Software Engineer, WSO2 Inc., http://wso2.com lean.enterprise.middleware email: lahi...@wso2.com blog: http://lahiruwrites.blogspot.com/ linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
