Mike, I can confirm that your understanding is correct.
Best regards, Tomasz Janeczko amibroker.com On 2010-07-23 01:35, Mike wrote: > Michael, > > First, the number suggested by AB to finish the optimization is near useless. > It typically is a gross over estimate of the actual required time. If you > want to know the real time, you pretty much just have to let it run. > > Second, the licencing restricts the number of machines, not the number of > cores. There is a trick to leverage multiple cores by a single user, albeit > via multiple user accounts on the same machine. I'm assuming that this is in > accordance with licencing since the result is effectively the same as running > multiple instances under a single user account (except that each instance is > now uniquely accessible via COM). Refer to MCO in the file section of this > group for an example. > > So, it is already possible to leverage the full power of a multi core machine > without any disregard of licencing. > > I'm not a lawyer, but to my understanding: Using your licence on a more > powerful single machine, that happens to be owned by Amazon and accessed (by > one person at a time) over the web, is probably still within the limitations > of the licence. > > Mike > > --- In [email protected], "michaels_musings"<michaels_musi...@...> > wrote: >> --- In [email protected], "Rob"<sidhartha70@> wrote: >>> But Mike, that would never be realistic for time critical real time usage >>> such as day trading for example...? >> Hi Rob, >> >> While my resultant question was regarding backtesting, for real time >> trading, my thought would be, "Why not use a cloud?" >> >> Install whatever software you need (IB, or whatever your brokerage platform >> is, AB, etc.) onto the cloud and have the cloud be the one connecting to >> your broker. >> >> The connection between the cloud and your broker should be more stable and >> less latent than the connection between where you are now and your broker >> (Unless you trade from an AT&T data center?). >> >> The question then becomes, a) are you babysitting your AB to see if it's >> entering trades correctly? Or b) are you the one pulling the trigger, based >> upon AB recommendations? >> >> a) works great, b) probably won't. >> >> Best All, >> Michael >> >> PS: Mike, I understand your statements about licensing restrictions, but >> until TJ makes AB multi-core usable they are mute. Anyone who needs an >> optimization to happen faster than 62 days (yes that is the actual number AB >> said it would take for a four variable optimization on a database with ~45 >> stocks, ~100,000 ticks per stock) is going to ignore that clause. Obviously >> an Amazon cloud doesn't fulfill "not connected via network," but sorry, no >> one cares. At least until the software can get done what needs to be done >> in a timely manner.... >> > > > > ------------------------------------ > > **** IMPORTANT PLEASE READ **** > This group is for the discussion between users only. > This is *NOT* technical support channel. > > TO GET TECHNICAL SUPPORT send an e-mail directly to > SUPPORT {at} amibroker.com > > TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at > http://www.amibroker.com/feedback/ > (submissions sent via other channels won't be considered) > > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: > http://www.amibroker.com/devlog/ > > Yahoo! Groups Links > > > >
