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We wanted to install Nagios for one of our clients to monitor around 200 Network devices, 200 Windows boxes and 200 Solaris/Unix/Linux boxes. We wanted to install it on Linux. My question regards that on some servers they say:
Red Hat Enterprise Linux AS release 4 (Nahant Update 4) and N & S setup - Red Hat Enterprise Linux Server release 5... More... We are planning a major Java port from Solaris to Linux. We will also be migrating from ClearCase to an open source alternative. What are the best strategies for an effort like this? Where can we find reference guides?
You should know that the following products are fully supported on Linux: Java 2 Platform, Enterprise Edition (J2EE... More... What are differences between Red Hat Advanced Server and Fedora Core?
The fundamental difference between Red Hat Advanced Server or Enterprise Linux and Fedora is that Red Hat Enterprise Linux is meant for commercial use, while Fedora is for the developer community and for those that want Linux for personal use. How can I migrate a database from Oracle 9i to Postgres 7.3.4?
What you need is Ora2Pg, which is a Perl module that is used to export an Oracle database schema to a PostgreSQL-compatible schema. It connects to your database, extracts the structure of the database and generates a SQL script that you can import into your Postgres database... More... Are there any high-availability database architectural issues or options to be conscious of on Linux?
Generally speaking, because Unix has been around longer and is more mature with high-availability solutions, I would recommend that you at least consider Unix for enterprise mission-critical, high-availability applications... More... How do you configure LSF in a Unix environment (Solaris and Linux)? For people that do not know, LSF (Load Sharing Facility ) is a general-purpose distributed computing system that manages, monitors and analyzes the workload for a heterogeneous network of computers. It
unites a group of computers into a single system to make better use...
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How do I install Red Hat Linux 9.0 on a remote machine using NFS? When you get the NFS dialog box, you must enter the fully-qualified domain name or IP address of your NFS server. When this is done, then you enter the name of the exported directories. There are actually only a few steps and the installation is very straightforward. Red Hat has...
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What is the difference between a compiler and an interpreter? They are both similar as they achieve similar purposes, but inherently different as to how they achieve that purpose. Compiled code takes programs (source) written in some kind of programming language, and then ultimately translates it into object code or machine...
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Is there really hope for widespread adoption of Linux on the desktop without Microsoft Office? I would say this depends on the success or failure of a competing open source product. Open office is a great product; I have used it and in many ways I prefer its word processor to Word. Unfortunately, it has not been publicized as a real...
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How will the open source software revolution will play out for users and vendors? Will vendors' roles change, or will maturity of leading open source applications bring a return to the current model? Will users benefit or lose out? The open source revolution has in many ways already played itself out.
On the development side, it has... More... I don't know about Solaris or Unix systems and recently at my company
the IT administrator of the Unix systems left. We need to create a mail account for a new person at the company. The mail server is Solaris. Can you help me
with the command line? Sounds like you need to create mail for a new person on a Solaris server. I'm not sure what...
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I am using SuSE Linux 9.2 pro. I have configured NFS server for my
work but when using mount command (for example: mount 10.10.5.7:/data
/Public) from the clients, it took many times to mount (about 15-20s). Sometimes I got the error message "RPC time out." How can I improve my NFS server? There are two mount command options which will control the...
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Can you offer me some advice when setting up an environment for porting my Unix apps to Linux? It is important to perform the appropriate capacity planning, in order to architect a system that will be able to support the current Unix workloads you are using, without over-architecting a solution. Here are some tips:
Try to use industry...
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I'm planning on porting my organization's apps to Linux. What sort of training do I need to implement for personnel in order to prepare them properly? What should I consider when creating a porting schedule?
It depends on several factors. What is your staff using now? Is it Windows or Unix? If it is Unix, your learning curve will be lower... More... I am trying to send a file as an attachment from Unix to a Lotus notes email ID using below command:
uuencode infile outfile | mail emailaddress However, it is not working properly. It doesn't send as an attachment. It is going as email body plain text. Can you help me out? Use mailx, not mail, especially if you are using a Solaris system. Mailx is... More... If I have an app running on Unix that uses platform-specific features, what is the best way to preserve those functions when I port it to Linux? The purpose of platform-specific features are usually to optimize the environment on the hardware that it runs on. I'm not aware of any tool that will allow you to preserve those kinds of...
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My apps now run on 32-bit servers. What are some indicators that they need to be moved up to 64-bit servers? Can you offer some best practices when moving apps up to 64-bit servers?
How are your applications running? Are they experiencing performance problems? Are you looking to scale upwards to a larger system or possibly run more... More... I have an SCO Unix server. How do I reformat it to Linux? I purchased Red Hat Linux 3.0. Once I get Linux installed, how do I transfer software and data from another Linux server to the newly formatted one?
SCO Unix was the first version of Unix I ever worked on. Many people don't know that 15 years ago, that was pretty much the only option one had... More... I have three operating systems on my computer: XP, Mandrake Linux 10.0 and FreeDOS 9.2. All hardware works under XP but I cannot get my printer, TV tuner card, modem or sound card to work under Linux. I do not have hardware drivers for Linux. My sound card is integrated into my motherboard. The hardware manufacturers are not interested in...
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Plans are underway to migrate from Unix to Linux. Due to the size of the system, one aspect will be migrated before the other. Are there any integration issues with respect to both environments? You don't provide too much information here, so I'll have to speak in very general terms. Linux is not Unix, though it is Unix-like. As there are...
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Is Linux best used on Intel architecture or is it possible to use it on RISC-based architecture, like the p5 system? Where is the best performance advantage to be obtained? One of the biggest selling points of Linux is that not only does it run on Intel, but also RISC (Sun, HP and IBM) and even the IBM mainframes(zSeries). It runs well on each...
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I have a Canon Multi-Pass attached to a Windows XP system. Our system is on a small network of both XP and Linux machines. How do I send print-jobs, fax jobs and scanning to and from it for my Linux systems? Also, is it possible to put this Multi-Pass onto a Linux box and toss the XP? It's the only major hurdle left in the migration to Linux. You need...
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I am using RHEL 4 (Red Hat Enterprise Linux 4) and I want to connect to a printer on a Windows machine. The Windows box is a part of domain. Could you tell me how to configure it? I am not in a domain but part of the network and getting ip add from dhcp server. First, you want to open the Red Hat Enterprise Linux printer configuration tool: Next... More... What are the differences between SPARC/Solaris vs. Intel/Linux? Sparc/Solaris is Unix on RISC, while Linux on Intel is CISC. A better question, might be the difference between Solaris on SPARC or Solaris on Intel, as Solaris will run on both platforms very well. Another apples to apples question, might be Intel/Solaris vs. Intel/Linux...
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Our business has been using Sybase, but we are thinking about switching over to another application to handle our databases when we upgrade our operating system. We have had some minor SQL problems with Sybase but otherwise it has worked fine. Right now, we are running it on Red Hat Enterprise Linux 4. We plan on upgrading to RHEL 5, but... More... |
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