I see Linux and FreeBSD

Source: Internet
Author: User
Tags version linux

Simply speaking, do not do technical analysis (mainly is no technology), for everyone's reference, entertainment. As we all know, both systems are derived from an ancestor, Unix. Of course Unix is very very stable, I think the main reason is that there are no 37,211 types of rogue plug-ins, and no panda incense. In short, when the PC has not been popularized, the external environment is very simple, the system is also very simple, naturally there will be no problem.

Linux was developed by a Finnish college student Linus based on Unix, and he was not bored without a fling, but at the time At&t and Berkeley had a legal dispute over the BSD copyright issue, leading to the free use of BSD source code. (Note: BSD is a UNIX derivative system)

So the Linux kernel is born, so it's an ancestor, but when Linux is put on the internet, it actually tends to be different. You can use, can change, you can sell, the only condition is that you have to change the code after the release. So the childhood of Linux is some technology enthusiasts of the toys, is piled out. Just as the IBM PC appeared before, the PC was just a game for the electronics enthusiasts, but jobs smelled the money, and then IBM was jealous, and Gates saw the $, so the PC was born, but with the old-built system, and of course the Macintosh was the BSD system. This grew up Linux is destined to be a fashionable thing, everyone is trying to make it more advanced, more new technology, better performance, like the "four-drive kid" inside the children, always put the most advanced technology, materials applied to the four drive.

The FreeBSD, mentioned below, referred to BSD's copyright lawsuit, which, of course, finally settled, more to the benefit of Berkeley, but ended the BSD development of Berkeley, the final version of which was the 1995 4.4bsd-lite (Lite was the case, not including at &t's source code). Then, several 4.4BSD based kits (such as FreeBSD, OpenBSD, and NetBSD) continue. So FreeBSD is a pure blood horse, developed and maintained by a specialized team.

FreeBSD is widely rated as the most stable operating system, because relatively simple more safe, stable-unlike girls, the more simple the more easy to be cheated, the more unstable (easy emotional, not sensible), the more loopholes in services, the more problems. and performance on Linux better, although I have not tested (even if the test is one-sided, simple, not what), but since Linux is the vanguard of the application of new technologies (Red Hat Linux 5.0 has supported virtual machine technology), of course, new than the old performance, Otherwise, there won't be a lot of people who have money to change their mobile phone. This is also true at the bottom, such as disk reads, memory management, communication protocols, etc. Linux prefers to embrace new technologies, FreeBSD more about system stability.

my view, for personal webmaster, for Web servers.

Is it really going to be that steady? Yahoo is a few minutes with FreeBSD. But look at the personal site of a river crab, hanging upside down, it is not a systematic reason. Our personal station and Yahoo are not the same, do not need to be so harsh, in fact, a day to hang a half-day is also acceptable, as long as not every month have a few days of uncomfortable days, OK.

Linux and FreeBSD stability on the gap, but not as big as you think, and these gaps are reflected in the high load, I use a stand-alone server is a large space, bandwidth, production, database operation is convenient, peacetime load is very low.

Performance is also the same, a few points in the 3 seconds in the gap can be downloaded to complete a Web page can see what the difference? Can you see the difference in a script that is 0.00 seconds in execution time? It's still a little different under high loads.

Safety, FreeBSD is also better, why? FreeBSD installed after the system is very good, Linux installation is necessary to set up, Linux is playing out, so you have to play only line, remove unnecessary services, disable some functions, control permissions. In the attack, FreeBSD better, may be the core reason, but the main attack is to have a good wall, soft wall to see your rule configuration, hard wall to see if IDC is honest, and then look at the bandwidth (this is nonsense).

Other, Linux has more people to pay attention to, answer your question, search the answer the probability is also high, FreeBSD has very good handbook (including Chinese), but the attention is low, search to you to want the answer of course also low. Linux has a Chinese graphics installation interface, FreeBSD even if you follow the manual, not repeatedly installed 10 times is not familiar with, if your English is very good, these are not a problem.

For beginners, lazy, FreeBSD better, although the installation of some trouble, but basically do not need to install a lot of settings, and FreeBSD package management is first-class, so that installation procedures, configuration environment is very easy. Some of the basics, you can use Linux, free customization of the environment more convenient. The internet to find someone else's experience, configure the security is not difficult, in the future maintenance also has a lot of information to check. Linux is easier to use, such as the vi text editor, with the backspace can be deleted, FreeBSD to use D to delete, and so on. Linux Chinese support is better than FreeBSD, but the server is generally the default English environment, to avoid some inexplicable problems.

Virtual Host service provider words FreeBSD load better, but as if the management software is not good, in fact, win better, there are pirated software, you can also configure the almighty space. The simplest is undoubtedly with win, as long as you do not use the server as a home computer, or security. What you can accept is good, not necessarily the best, like looking for a wife, if you want to find the best, doomed to die alone, and women.

Forget to say, I use Linux,centos, I like to customize, with like to use version, do not install the function, module, installed to my planning location, this aspect of Linux better.



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