> You'll be interested to know that someone is working on an app engine > port to EC2: > > http://appdrop.com/
I would have expected this =) I mean the GAE's SDK runs on any machine, accepts HTTP requests and serves web pages. No reason you couldn't put it on an EC2 image too!! > > Currently the link to view uploaded apps is down LOL. > > -angel > > On Nov 4, 3:34 pm, sal <[EMAIL PROTECTED]> wrote: > > > On Nov 4, 3:09 pm, Peter Recore <[EMAIL PROTECTED]> wrote: > > > > What would really make this conversation interesting would be a > > > nontrivial example app that someone had written and deployed on both > > > systems, to see where the gotcha's are, and at what levels of demand > > > you really need to worry about various scaling problems. > > > I would be interested to hear from some EC2 users on this list also! > > > > image. On the other hand, you could have the entire mysql community > > > to draw help from if you had a pure mysql question. > > > This is a huge point. Not only can you draw from all the communities > > of existing developers, you have access to the droves of existing > > libraries written for all those mature platform that you can > > leverage. Say you need to integrate a Forum, content management > > system, billing / shopping cart, etc. Whereas with GAE you are > > writing your own usually. (And from the numerous posts on how to > > create a 'Web Counter' with GAE, its evident that some of the normally > > simple tasks are not so simple. > > > (not trying to slam GAE, just hoping to find some good valid opinions > > pro-GAE, especially technical reasons!) > > > > -peter > > > > On Nov 4, 2:48 pm, sal <[EMAIL PROTECTED]> wrote: > > > > > > There is a point which you are missing here. Firing up more images in > > > > > EC2 does not makes your application scalable. > > > > > It seems to depend on the image you choose - looks like images are > > > > available that co-operate and automatically load balance at they > > > > startup and autodetect each other. > > > > > Probably the same way the Google app cluster works - except instead of > > > > someone in Google adding nodes you can do it yourself. > > > > > > There is lots and lots > > > > > of other issues here. With EC2 you have to use S3 etc etc. > > > > > there might be some point to consider working with GAE but in short I > > > > > think there is much more to do if you want a scalable application in > > > > > EC2. > > > > > Remember there is a lot to do to make a scalable app in GAE also. > > > > There are numerous posts on this list where people can't even get a > > > > simple 'web counter' to work. The counter-argument (no pun intended) > > > > is that the GAE app will scale in the long run due to this 'additional > > > > effort' that we have to go through. So ec2 and GAE both require > > > > 'effort' to make something scalable. In GAE is via painful > > > > limitations in Python, in EC2 its by choosing images.... > > > > > If only someone at Google would stumble across Xen > > > > (http://www.xen.org/) which is free/opensource, the tech that Amazon > > > > uses for > > > > EC2 and port it to their own 'Googleware', and offer some free logins > > > > to that system, it would be a true competitor!! > > > > > > On Nov 4, 2:10 pm, sal <[EMAIL PROTECTED]> wrote: > > > > > > > > Of course, you can have someone cook the raw meat to dinner. > > > > > > > There's > > > > > > > no actual difference in the end. > > > > > > > These were my thoughts too... if its the same difference in the > > > > > > end... > > > > > > I'm looking for reasons as to why one would stick with GAE > > > > > > long-term. > > > > > > > > The difficulty to EC2 for small project is the scaling part, you > > > > > > > need > > > > > > > either buy or write your own management code for an almost real > > > > > > > cluster minus hardware. You need to monitor server load, and > > > > > > > start new > > > > > > > EC2 instance when load gets high and terminate extra unused > > > > > > > servers. > > > > > > > You need to take care way more possible exceptions then GAE. > > > > > > > It seems there are images you can choose for EC2 which automatically > > > > > > load balance/scale when you boot new instances... > > > > > > > > On Nov 4, 1:39 pm, sal <[EMAIL PROTECTED]> wrote: > > > > > > > > > Point taken, in the scenario that you might have to make your > > > > > > > > own > > > > > > > > image, possibly... > > > > > > > > > But assume that someone signs up for EC2, and just chooses an > > > > > > > > existing > > > > > > > > image with Python in it. Really there isn't much cooking > > > > > > > > involved > > > > > > > > correct? You should have a working server up pretty quickly... > > > > > > > > > (a few other considerations: within GAE your serverside RAM can > > > > > > > > be > > > > > > > > invalidated at-random, as well as the memcache... and we're > > > > > > > > limited to > > > > > > > > using a sortof limited Datastore, rather than the full RDBMS > > > > > > > > you could > > > > > > > > have in an EC2 image) Maybe a bit like a free dinner without a > > > > > > > > fork? > > > > > > > > =) > > > > > > > > > On Nov 4, 1:19 pm, yejun <[EMAIL PROTECTED]> wrote: > > > > > > > > > > I feel this comparison is similar to raw meat vs cooked > > > > > > > > > dinner. > > > > > > > > > > On Nov 4, 12:31 pm, sal <[EMAIL PROTECTED]> wrote: > > > > > > > > > > > Just curious to hear some opinions on this - especially > > > > > > > > > > from anyone > > > > > > > > > > who has experience with Amazon's EC2 as well as GAE. > > > > > > > > > > > I just read a blog saying you can be up and running with > > > > > > > > > > EC2's > > > > > > > > > > cheapest offering with no upfront cost and 79$ a month. > > > > > > > > > > You get a > > > > > > > > > > 'real' virtualized Linux machine with 1.7GB of ram. And by > > > > > > > > > > clicking a > > > > > > > > > > button (there are free graphical admin tools now), as many > > > > > > > > > > more > > > > > > > > > > instances/images as you need will pop up instantly using a > > > > > > > > > > system > > > > > > > > > > image that you create to handle whatever load you have. > > > > > > > > > > (Your bill > > > > > > > > > > goes just up as you click into more resources). > > > > > > > > > > > There are loads of 'public' images to pick from, some > > > > > > > > > > include Python > > > > > > > > > > already. (Others have Java, PHP, etc). By choosing one of > > > > > > > > > > these > > > > > > > > > > images you'll have Python running, with full root access to > > > > > > > > > > a server > > > > > > > > > > online that you can do whatever you like with. I guess > > > > > > > > > > technically, > > > > > > > > > > someone could just put the GAE SDK up on an EC2 box, with > > > > > > > > > > some tweaks, > > > > > > > > > > and you could almost have your GAE app running there > > > > > > > > > > unmodified as > > > > > > > > > > well? > > > > > > > > > > > I'm using GAE because of the zero, upfront cost > > > > > > > > > > currently... this is > > > > > > > > > > great for toying around with neat ideas - but for 'real > > > > > > > > > > world', > > > > > > > > > > demanding applications... you'll eventually have to pay > > > > > > > > > > even for GAE. > > > > > > > > > > What do we have offered that something like EC2 doesn't? > > > > > > > > > > > Google has announced another language coming in a few > > > > > > > > > > months - but > > > > > > > > > > again EC2 allows to use whichever is installed in your > > > > > > > > > > machine image > > > > > > > > > > already - any language you can use in linux I suppose... > > > > > > > > > > not sure if > > > > > > > > > > its enough to keep me onboard once my app goes over its > > > > > > > > > > quotas and I > > > > > > > > > > have to start to pay for more. > > > > > > > > > > > looking forward to hear thoughts! --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google App Engine" group. 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