Welcome to www.grantreynolds.net
|
Web Hosting - Redundancy and Failover
Among the more useful innovations in computing, actually invented decades ago, are the twin ideas of redundancy and failover. These fancy words name very common sense concepts. When one computer (or part) fails, switch to another. Doing that seamlessly and quickly versus slowly with disruption defines one difference between good hosting and bad.
Network redundancy is the most widely used example. The Internet is just that, an inter-connected set of networks. Between and within networks are paths that make possible page requests, file transfers and data movement from one spot (called a 'node') to the next. If you have two or more paths between a user's computer and the server, one becoming unavailable is not much of a problem. Closing one street is not so bad, if you can drive down another just as easily.
Of course, there's the catch: 'just as easily'. When one path fails, the total load (the amount of data requested and by how many within what time frame) doesn't change. Now the same number of 'cars' are using fewer 'roads'. That can lead to traffic jams.
A very different, but related, phenomenon occurs when there suddenly become more 'cars', as happens in a massively widespread virus attack, for example. Then, a large number of useless and destructive programs are running around flooding the network. Making the situation worse, at a certain point, parts of the networks may shut down to prevent further spread, producing more 'cars' on now-fewer 'roads'.
A related form of redundancy and failover can be carried out with servers, which are in essence the 'end-nodes' of a network path.
Servers can fail because of a hard drive failure, motherboard overheating, memory malfunction, operating system bug, web server software overload or any of a hundred other causes. Whatever the cause, when two or more servers are configured so that another can take up the slack from one that's failed, that is redundancy.
That is more difficult to achieve than network redundancy, but it is still very common. Not as common as it should be, since many times a failed server is just re-booted or replaced or repaired with another piece of hardware. But, more sophisticated web hosting companies will have such redundancy in place.
And that's one lesson for anyone considering which web hosting company may offer superior service over another (similarly priced) company. Look at which company can offer competent assistance when things fail, as they always do sooner or later.
One company may have a habit of simply re-booting. Others may have redundant disk arrays. Hardware containing multiple disk drives to which the server has access allows for one or more drives to fail without bringing the system down. The failed drive is replaced and no one but the administrator is even aware there was a problem.
Still other companies may have still more sophisticated systems in place. Failover servers that take up the load of a crashed computer, without the end-user seeing anything are possible. In fact, in better installations, they're the norm. When they're in place, the user has at most only to refresh his or her browser and, bingo, everything is fine.
The more a web site owner knows about redundancy and failover, the better he or she can understand why things go wrong, and what options are available when they do. That knowledge can lead to better choices for a better web site experience.
Copyright music consecutive notes Copyright Music, Consecutive Notes, and Fair Use When it comes to copyright music, consecutive notes, and lyrics are all covered under the blanket of copyright protection. Once you've registered your copyright you have legal recourse should someone steal or 'borrow' any part of your music without permission. Just so you understand, most of sites online that you visit when checking out the lyrics to your favorite song are actually infringing on the copyright of the author and the recording artist. Not only are the sites that offer lyrics guilty of infringing on the copyright music, consecutive notes and all so are the sites that offer written music, chords, and tabs. It is not legal to use any part of the song that isn't covered by 'fair use' without the express permission of the holder of the copyright. It makes things a little difficult for most people and it is often hard for many to distinguish what qualifies as fair use from what is actually copyright infringement. Copyright music, consecutive notes included keeps artists paid as most of them live on royalties rather than fat cat advances, fair use will not take those future payments from the authors for the sake of personal entertainment. Fair use was once thought to mean that if you weren't making money from the copy or use of materials then it was allowable. This is one of the arguments that was used when defending massive file sharing servers, the defense however falls flat of the law. It is illegal to share copyright music, consecutive notes, lyrics, tabs, chords, or any other part that is part of the music and covered by copyright. The fact is that the only case where the copying of music is clearly allowable is when used for non-profit education and educational research, for the purpose of criticism, commentary, and news reporting. According to the letter of the law ripping your CDs is an infringement of copyright. The result of massive file sharing has prompted new laws to address the problem and provide a more clear definition of what is not allowable as far as copyright music consecutive notes and any other part of a song are concerned. According to the amendments you must have the express permission of the performer to fix the sounds or images into any type of phonorecord, to transmit these sounds to others, or to offer to distribute, sell, or rent any of the copyrighted material. That about sums up file sharing in a nutshell and clearly establishes the practice as illegal. Artist copyright music consecutive notes, lyrics, and performances in order to protect those things from abuse, misuse, and to protect their interests. While some may be artists that perform for the sake of the art, most of them are not independently wealthy and need the income that results from the sales of their music. Many have families to feed as well as fabulous lifestyles. Regardless of their inherent needs for the funds, they've provided a service (entertainment) that we place a certain value on and they deserve to get paid for the services they provide. The copyright music, consecutive notes, new music, and future music depends on people honoring the spirit of current music copyrights. If you haven't noticed entertainers are more often than not interested in the money that is their reward for entertaining. If that wasn't the case, NFL players wouldn't make more money than many corporate CFO's. You might also have noticed that players and entertainers often stop playing and entertaining when they do not think they are getting what they are worth. If you don't recall, the NHL skipped an entire season a few years back over salary negotiations. This, more than many things, should drive home the point that if things such as copyright music consecutive notes and otherwise aren't respected and observed our favorite performers will stop producing new material for us to enjoy. Copyright lawyer guild What exactly is a copyright lawyer guild? A copyright lawyer guild is just like any other guild, it a is club just for copyright lawyers. Many times you can find a list of names of all the copyright lawyers that have joined, as well as all their contact info and if they have a website or not. Sometimes you will have to be invited to join, while others it is free for you to look around. However as a guest you may only be able to view certain information, once you pay though you?ll get to look at all the goodies the guild holds. There will most likely be a select amount of newsletters put out by the guild, the number depends on the guild itself and how many they want. In a way this is very much like a writer?s guild, you will have a list of every writer in a certain state and their information about them. Any client can find a copyright lawyer?s guild online, this is basically a site that lists all types of information about copyrights, cases, lawyers, releases and much more. A client may even find out if the their copyright lawyer has been acknowledged for any special awards in the at-a-guy section, not all have this but most will. There will probably be a lot of articles on copyright issues and might explain to you what it is you need. You can also find cases that are currently going on and others that have already been through trial, this is a great way to stay up to date with all the latest copyrighting issue. If you are lawyer it is great so you always know what is going on and what is being added to the laws that already exist. One may even find a forum inside an online copyright lawyer?s guild; this opens doors to both clients and lawyers. A lawyer may be able to find help in an area they aren?t 100% about and a client is able to ask for help without being charged. A copyright lawyer guild may also be a group that meets every couple of months at a restaurant, office or a number of different places to discuss things. Topics may include things they are dealing with, cases in the press or inside the office, or hot topics in the field. How to help a client that is upset, how to use etiquette in emails, etc. They may watch a short film on copyrights and how they effect the business. There may be a few seminars that they are invited too or asked to actually give speeches at, the topics are endless but will all reflect on their field of expertise. Guilds are a great way for a person to meet and greet others in their profession and share stories or experiences with one another. Not all copyright lawyer guild list every lawyer, only those that pay for membership are. Which means if your lawyer hasn?t paid his dues than he won?t be listed, however this doesn?t make him a bad lawyer. Your lawyer may just be starting up and hasn?t got around to joining a guild or if he?s been around for a while maybe he hasn?t had much luck in finding clients through guilds and would rather do it the way he?s been doing it. |