sysadmin

VMWare Server Under Linux Secondary NIC connection

With VMWare Server running under Linux (Debain), I would like to have the following setup: 1st NIC being used by many of the images running under VMWare, as well as being used by the Linux OS 2nd NIC being used by only 1 image and to be unused by the Linux OS (as its part of a DMZ) Although the second NIC won't be used by Linux, it ...

What is good server performance monitoring software for Windows?

I'm looking for some software to monitor a single server for performance alerts. Preferably free and with a reasonable default configuration. Edit: To clarify, I would like to run this software on a Windows machine and monitor a remote Windows server for CPU/memory/etc. usage alerts (not a single application). Edit: I suppose its not n...

VBScript/IIS - How do I automatically set ASP.NET version for a particular website

I need to script the creation of app pools and websites on IIS 6.0. I have been able to create these using adsutil.vbs and iisweb.vbs, but don't know how to set the version of ASP.NET for the sites I have just created to 2.0.50727.0. Ideally I would like to adsutil.vbs to update the metabase. How do I do this? ...

RSync only if filesystem is mounted

I want to setup a cron job to rsync a remote system to a backup partition, something like: bash -c 'rsync -avz --delete --exclude=proc --exclude=sys [email protected]:/ /mnt/remote1/' I would like to be able to "set it and forget it" but what if /mnt/remote1 becomes unmounted? (After a reboot or something) I'd like to error out if /mnt/rem...

Get `df` to show updated information on FreeBSD

I recently ran out of disk space on a drive on a FreeBSD server. I truncated the file that was causing problems but I'm not seeing the change reflected when running df. When I run du -d0 on the partition it shows the correct value. Is there any way to force this information to be updated? What is causing the output here to be differe...

Windows Mobile - What scripting platforms are available?

We have a number of users with Windows Mobile 6 and need to apply minor changes. eg. update a registry setting. One option is push and execute an executable file using our device management software. I'd like this to be a little more friendly for the admins who are familiar with scripting in VBScript/JScript etc. What are the options fo...

Leaving your harddrive shared

The leaving your wireless network open question reminded me of this. I typically share the root drive on my machines across my network, and tie login authorization to the machines NT ID, so there is at least some form of protection. My question, how easy is it to gain access to these drives for ill good? Is the authorization enough, or...

How do I add a user in Ubuntu?

Specifically, what commands do I run from the terminal? ...

What Python way would you suggest to check whois database records?

Hey, I'm trying to get a webservice up and running that actually requires to check whois databases. What I'm doing right now is ugly and I'd like to avoid it as much as I can: I call gwhois command and parse its output. Ugly. I did some search to try to find a pythonic way to do this task. Generally I got quite much nothing - this old ...

Recovering from a slightly out of date subversion repository backup

A problem I ran into a while back I never found a good solution for... Say you have a working copy checked out from subversion at revision 7500, and the disk holding the current repository dies. You've got a backup of the repository at, say, revision 7450. It's easy to restore the repository backup, but any attempt to use the working co...

How do I detect if a Windows server is available after a reboot?

I want to automate a Windows 2000+ server reboot process using Task Scheduler or similar tool to remotely reboot a server and wait for it to come back up. I can issue shutdown or psshutdown to remotely reboot, but I want something better than sleep to wait for it to come back. I need to verify it is back online within n minutes or thro...

What is a webmaster?

I would like to know what defines a "webmaster"? What are or should be the skills, function and general responsibilities of a webmaster. And, if you are a webmaster, what do you do, what do you know and what helps you most (knowledge or tool) to do your job. Thanks! ...

"Winning" OO programming job interviews with sysadmin/Perl/Linux background?

Hey StackOverflow-ers, I'm a student in software engineering in Montreal. For the last 3 years I've had a few interships (once per year). The first two (in the same company) were mostly sysadmin jobs, but I did get to do a few Perl programs (mostly log file analysing and statistics generation). My other intership was in the IT security...

Tracking CPU and Memory usage per process

Hello, I suspect that one of my applications eats more CPU cycles than I want it to. The problem is - it happens in bursts, and just looking at the task manager doesn't help me as it shows immediate usage only. Is there a way (on Windows) to track the history of CPU & Memory usage for some process. E.g. I will start tracking "firefox", ...

can't delete directory under linux due to broken files

[email protected]:~/rails/ledger/releases/20080820144914/.git/hooks$ ls -al ls: cannot access post-commit: No such file or directory ls: cannot access update: No such file or directory ls: cannot access post-update: No such file or directory ls: cannot access commit-msg: No such file or directory ls: cannot access pre-rebase: No such file...

Which resources should one monitor on a Linux server running a web-server or database

When running any kind of server under load there are several resources that one would like to monitor to make sure that the server is healthy. This is specifically true when testing the system under load. Some examples for this would be CPU utilization, memory usage, and perhaps disk space. What other resource should I be monitoring, a...

How can I delete a service in Windows?

I have a couple old services that I want to completely uninstall. How can I do this? ...

What is the best way to log out another user from their session on Mac OS X Leopard?

In other words: Log on as Bert (who is an administrator) Using fast user switching, log on as Ernie (Bert remains logged on) Switch back to Bert Bert logs Ernie off What is the best way to achieve step 4? ...

How to hide complete volume?

Using Windows Server 2003 in a multi-user environment (via Remote Desktop, using it as an application server), how to mount a (preferably encrypted) volume in a way, that won't show up on any other user's desktop? Tried, and failed approaches: tweaking user rights -display of mounted volume can not be changed. Bestcrypt / truecrypt. B...

How do I get a list of the active IP-addresses, MAC-addresses and NetBIOS names on the LAN?

How do I get a list of the active IP-addresses, MAC-addresses and NetBIOS names on the LAN? I'd like to get NetBIOS name, IP and MAC addresses for every host on the LAN, preferably not having to walk to every single PC and take note of the stuff myself. How to do that with Windows Script Host/PowerShell/whatever? ...