HI David. Thanks for the reply. Perfect answer and gave me more than enough information to get a much better picture.
Kind Regards, David Ennis On 15 March 2014 14:37, David Lee <[email protected]> wrote: > #1 I can answer to. > > There is no significant technical difference between AWS "MarketPlace" > AMI's and installing your own MarkLogic onto EC2. There are 2 variants of > the AWS MarketPlace AMI's a "BYOL" and a "Paid" version. > > The software pre-installed on them is the same. (Marklogic + all > prerequisites). > > Its essentially the same as if you started with a stock AMI and then > installed MarkLogic via RPM. > > > > The CloudFormation scripts provide have the MarketPlace AMI's in them but > you can replace those with your own AMI's and they have the same > functionality even if you installed ML yourself. > > So the transition from MarketPlace AMI to your own fully customized AMI is > quite smooth. > > You could start with the "BYOL" Marketplace AMI to test things out (with a > developer license), > > witch to the "Paid" AMI for production then at some point in the future > decide to get a long term License and switch back to either the "BYOL" AMI > (using your production license) or customize the BYOL AMI > > or build one from scratch all while maintaining the features of > CloudFormation and Managed clusters. > > Since nothing on the base AMI is configured differently, only your > attached EBS volume, you can fairly easily > > switch between AMI's (Marketplace, customized or fully custom). > > Do beware that switching core OS's has a few challenges once you have > created forests as the device > > naming differs between different OS's on AWS so it may take some > handholding to switch from say Amazon > > Linux to RedHat or CentOS while maintaining data. I would advise against > that, if you do something as drastic as switching core OS to do a backup > (likely to S3) and reconfigure your cluster from scratch. > > > > The Managed Cluster features are very significant even for single hosts > and come without extra licensing > > charges and are only available on AWS hosted ML. > > http://developer.marklogic.com/products/aws > > > > #2 - I don't know of any other hosted virtualization platforms which ML is > tested against (besides AWS and VmWare), but I may be wrong. I do know > that the Managed Cluster feature is only available on AWS at this time. > > > > > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *David Ennis > *Sent:* Saturday, March 15, 2014 2:55 AM > *To:* MarkLogic Developer Discussion > *Subject:* [MarkLogic Dev General] AWS/Colud and all that Jaaz > > > > Howdy. > > > > I've a few questions: > > 1) Can anyone comment on using the AWS pre-configured instances of > MarkLogic vs having your own licence (being a direct MarkLogic customer) > and leasing your own EC2 (and maybe S3) services? > > > > The canned solutions fro AWS seem interesting as a cloud solution for a > client is likely the final solution, but if they use the AWS MarkLogic > version and then decide to migrate away(and have not tied themselves into > other AWS services), they have the future overhead of a licence. > This scenario is theoretical, but it would be a cost to consider. So, > having a licence from MarkLoic and a support contract from MarkLogic even > on AWS seems like a possible solution. > > > > 2) Can anyone suggest another cloud-based hosting provider for > MarkLogic. In this case, it would likely have to be a provides of > VmWare products because I believe MarkLogic is still tested on only AWS and > VmWare for virtualized environments.I would prefer a company that I can > configure and get a cost-estimate online without going through rounds of > conversations with a consultant/sales engineer. > > > > Regards, > > David Ennis > > > > > > > > _______________________________________________ > General mailing list > [email protected] > http://developer.marklogic.com/mailman/listinfo/general > >
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