Luke
  • Member for 12 years, 8 months
  • Last seen more than 7 years ago
Should servers have their timezone set to GMT/UTC?
19 votes

As with most things, "it depends". Are all of your administrators/users in the same timezone? Perhaps their TZ would be appropriate. Do the machines interact with the local environment? Local TZ ...

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The Joel Test for system administrator jobs
17 votes

I'd note that, for those of us that enjoy working for startups or early-stage companies, the answer for most of these may very well be "nope, but...". What follows that statement is often quite ...

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Web Designer Permissions on a Production Web Server
5 votes

I'm not an experienced sysadmin but I know this is wrong. Actually, what's really wrong is that there are developers on your production machines. :-/ (Your life will be better when you have another ...

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Anti-Rootkit programs
Accepted answer
5 votes

On Unix-based systems, Tripwire is a good general "what changed on this machine today?" solution. There are other, more specific rootkit detectors out there, but I've always thought that it was a ...

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Overriding some DNS entries in BIND for internal networks
4 votes

You may want to look into "dnsmasq", which lets you do some pretty clever things with tweaking resolution.

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Unix Crontab Job Time Conflict?
4 votes

A few random things that might help track down the issue: check for a cron log in /var/log make sure you're getting the mail from cron output somewhere (the owner of the cron file, likely), since ...

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Adjusting MySQL settings to handle big load of users
3 votes

It's fairly basic, but the "mysql performance tuning primer script" (http://www.day32.com/MySQL/) provides some good suggestions to get started. Currently it handles recomendations for the ...

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Amazon EC2 Cloud Infrastructure
Accepted answer
3 votes

I can't answer for certain but googling for [amazon ec2 hypervisor] indicates that people think that they use Xen (article here) on various Intel chips (blog here).

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Measuring the Quality of Work of a System Administrator
3 votes

It's tough to come up with a generalized measure since it's rare that any two sysadmins at different companies do the same thing. One can, however, come up with a personalized set of measurements by ...

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how to preform a Mid Function in Bash
Accepted answer
3 votes

I'm not sure I understand your question, since I think 'cut' will work just as you want it to. someString="Hey there" case `echo $someString | cut -c1-5` in "Hey t") echo Do something ;; "Go ...

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Preventing brute force attacks against ssh?
2 votes

Port-knocking is a pretty solid way to keep this sort of thing out. Slightly fiddly, sometimes annoying, but it definitely makes the issue go away.

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Redirecting whole website
1 votes

RewriteRule ^/.*$ http://www.newsite.com/? [L,R] The "?" will kill any other query string.

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The website is unreachable while ping works ?
1 votes

Unfortunately, your browser and your OS can use different DNS resolvers in certain cases. What OS are you using? Can you try a different browser? Does 'nslookup www.egytex.com' agree with the IP ...

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Altering a column length on a large Innodb table with minimal downtime
1 votes

If your data is strictly inserted (and not updated), you could probably do something like: create a new table with the desired definition. copy old data to the new table (being sure to specify nolock)...

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Akamai vs smaller CDN for small/medium-size ecommerce traffic? (caching, latency, NetStorage)
0 votes

You should definitely call Akamai support and give them an example of something that's not caching as expected. We had a similar issue and it was due to some headers we were setting due to a ...

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VSFTP chroot_local_user doesn't work
0 votes

I think part of this is redundant, but I've not gone back to poke at it, since it works. (I think I was where you were when first setting this up, which is why chroot_local_user is set...) # You may ...

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Restoring /etc/passwd from file
0 votes

The one time I've had this happen (wasn't me! I just happened to have a shell on the machine, honest.) I managed to find a privilege escalation exploit on the net and hack into our own machine. Will ...

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Reset Root Password on Solaris 10
0 votes

The one time I've had to do this without physical or console access, I managed to find a privilege escalation exploit that applied to my OS and patchlevel and got a root shell that way. Might be a ...

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