We need HA for all main S2 core components. ( CC, ELB, ADC and Agent ). We have to test all scenarios. Will start with Agent 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/ >> __________________________________________________________________ > >
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