On Sun, Jan 13, 2013 at 7:58 AM, Lakmal Warusawithana <[email protected]>wrote:
> We need HA for all main S2 core components. ( CC, ELB, ADC and Agent ). We > have to test all scenarios. Will start with Agent > +1 > On Jan 13, 2013 7:40 AM, "Lakmal Warusawithana" <[email protected]> wrote: > >> +1 for pacemaker and DRBD >> On Jan 12, 2013 9:54 PM, "Damitha Kumarage" <[email protected]> wrote: >> >>> There is a recommended high availability solution for Openstack using >>> Pacemaker and DRBD. Pacemaker is application and service agnostic so this >>> should work for our S2 foundation level HA as well. >>> >>> Damitha >>> >>> On Sat, Jan 12, 2013 at 8:14 PM, Lahiru Sandaruwan <[email protected]>wrote: >>> >>>> Hi all, >>>> >>>> I talked with Azeez. He said implementing a HA with master-slave would >>>> work for this. I'll take this up after current issues solved. >>>> >>>> Thanks. >>>> >>>> >>>> On Sat, Jan 12, 2013 at 10:20 AM, Lakmal Warusawithana <[email protected] >>>> > wrote: >>>> >>>>> Got it. But adding 20mb for only agent is useless. What I am saying >>>>> we should run whole PHP under 100 MB. >>>>> On Jan 12, 2013 10:15 AM, "Nirmal Fernando" <[email protected]> wrote: >>>>> >>>>>> >>>>>> >>>>>> >>>>>> On Sat, Jan 12, 2013 at 10:13 AM, Lakmal Warusawithana < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> -1, PHP should run under 100mb >>>>>>> >>>>>> You missed my reply :-) It was: >>>>>> >>>>>> Quoting Azeez: "The pack in only 11 MB & operates in the region of 20 >>>>>> MB memory footprint, as was the requirement." >>>>>> >>>>>> >>>>>>> On Jan 12, 2013 9:56 AM, "Damitha Kumarage" <[email protected]> >>>>>>> wrote: >>>>>>> >>>>>>>> Last time we tried it it took more 160mb >>>>>>>> >>>>>>>> Damitha >>>>>>>> >>>>>>>> On Sat, Jan 12, 2013 at 9:50 AM, Lakmal Warusawithana < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> In a very highly scalable system 10mb (as example ) is a >>>>>>>>> significant. How much memory take for JVM? >>>>>>>>> On Jan 12, 2013 9:47 AM, "Nirmal Fernando" <[email protected]> >>>>>>>>> wrote: >>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On Sat, Jan 12, 2013 at 9:40 AM, Damitha Kumarage < >>>>>>>>>> [email protected]> wrote: >>>>>>>>>> >>>>>>>>>>> Hi Nirmal, >>>>>>>>>>> Moving a java agent into to a php cartridge vm would not work >>>>>>>>>>> for us. I think here we are going back to the beginning of >>>>>>>>>>> discussions >>>>>>>>>>> about the topic. The memory levels that java processes take >>>>>>>>>>> comparably in a >>>>>>>>>>> php environment is not acceptable. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> AFAIR, Azeez made this agent to have a very low memory footprint. >>>>>>>>>> >>>>>>>>>> Unless we give a python tribes solution for this I am -1 for >>>>>>>>>>> this. Why don't we provide HA for agent? >>>>>>>>>>> >>>>>>>>>>> Damitha >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On Sat, Jan 12, 2013 at 8:41 AM, Nirmal Fernando < >>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> On Sat, Jan 12, 2013 at 8:25 AM, Lakmal Warusawithana < >>>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>>> >>>>>>>>>>>>> That's the ultimate solution. That's why we need a python >>>>>>>>>>>>> implimentation of agent. >>>>>>>>>>>>> >>>>>>>>>>>> Then we need a Python implementation of Tribes, right? That >>>>>>>>>>>> would take a considerable amount of time. For this release, can't >>>>>>>>>>>> we just >>>>>>>>>>>> install Java and run this light weight Agent inside instance? >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>>> On Jan 12, 2013 8:19 AM, "Nirmal Fernando" <[email protected]> >>>>>>>>>>>>> wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>> Guys, >>>>>>>>>>>>>> >>>>>>>>>>>>>> What about $subject? >>>>>>>>>>>>>> >>>>>>>>>>>>>> In this case, bringing down the Agent will only bring down >>>>>>>>>>>>>> that particular instance where the agent in. >>>>>>>>>>>>>> >>>>>>>>>>>>>> WDYT? >>>>>>>>>>>>>> >>>>>>>>>>>>>> -- >>>>>>>>>>>>>> >>>>>>>>>>>>>> Thanks & regards, >>>>>>>>>>>>>> Nirmal >>>>>>>>>>>>>> >>>>>>>>>>>>>> Software Engineer- Platform Technologies Team, WSO2 Inc. >>>>>>>>>>>>>> Mobile: +94715779733 >>>>>>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>>>>>>>>> >>>>>>>>>>>>>> <http://nirmalfdo.blogspot.com/> >>>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> -- >>>>>>>>>>>> >>>>>>>>>>>> Thanks & regards, >>>>>>>>>>>> Nirmal >>>>>>>>>>>> >>>>>>>>>>>> Software Engineer- Platform Technologies Team, WSO2 Inc. >>>>>>>>>>>> Mobile: +94715779733 >>>>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>>>>>>> >>>>>>>>>>>> <http://nirmalfdo.blogspot.com/> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> >>>>>>>>>>> __________________________________________________________________ >>>>>>>>>>> Damitha Kumarage >>>>>>>>>>> Senior Technical Lead; WSO2 Inc. >>>>>>>>>>> Oxygenating the Web Service Platform >>>>>>>>>>> http://www.wso2.com/ >>>>>>>>>>> blog: >>>>>>>>>>> http://damithakumarage.wordpress.com/ >>>>>>>>>>> __________________________________________________________________ >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> >>>>>>>>>> Thanks & regards, >>>>>>>>>> Nirmal >>>>>>>>>> >>>>>>>>>> Software Engineer- Platform Technologies Team, WSO2 Inc. >>>>>>>>>> Mobile: +94715779733 >>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>>>>> >>>>>>>>>> <http://nirmalfdo.blogspot.com/> >>>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> __________________________________________________________________ >>>>>>>> Damitha Kumarage >>>>>>>> Senior Technical Lead; WSO2 Inc. >>>>>>>> Oxygenating the Web Service Platform >>>>>>>> http://www.wso2.com/ >>>>>>>> blog: >>>>>>>> http://damithakumarage.wordpress.com/ >>>>>>>> __________________________________________________________________ >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> >>>>>> Thanks & regards, >>>>>> Nirmal >>>>>> >>>>>> Software Engineer- Platform Technologies Team, WSO2 Inc. >>>>>> Mobile: +94715779733 >>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>> >>>>>> <http://nirmalfdo.blogspot.com/> >>>>>> >>>>> >>>> >>>> >>>> -- >>>> -- >>>> Lahiru Sandaruwan >>>> Software Engineer, >>>> Cloud Team, >>>> WSO2 Inc., http://wso2.com >>>> lean.enterprise.middleware >>>> >>>> email: [email protected] cell: (+94) 773 325 954 >>>> blog: http://lahiruwrites.blogspot.com/ >>>> twitter: http://twitter.com/lahirus >>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >>>> <http://wso2con.com/> >>>> >>> >>> >>> >>> -- >>> __________________________________________________________________ >>> Damitha Kumarage >>> Senior Technical Lead; WSO2 Inc. >>> Oxygenating the Web Service Platform >>> http://www.wso2.com/ >>> blog: >>> http://damithakumarage.wordpress.com/ >>> __________________________________________________________________ >> >> -- -- Lahiru Sandaruwan Software Engineer, Cloud Team, WSO2 Inc., http://wso2.com lean.enterprise.middleware email: [email protected] cell: (+94) 773 325 954 blog: http://lahiruwrites.blogspot.com/ twitter: http://twitter.com/lahirus linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 <http://wso2con.com/>
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