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8
votes
4answers
6k views

Fast extraction of a time range from syslog logfile?

I've got a logfile in the standard syslog format. It looks like this, except with hundreds of lines per second: Jan 11 07:48:46 blahblahblah... Jan 11 07:49:00 blahblahblah... Jan 11 07:50:13 ...
19
votes
8answers
16k views

What is a good modern parallel SSH tool? [duplicate]

I have heard that pssh and clusterssh are two popular ones, but I thought I would open it to discussion here and see what the community's experiences with these tools were? What are the gotchas? Any ...
37
votes
40answers
10k views

What tools should every sysadmin use that no one's heard of? [closed]

I'm wondering about tools that are powerful and that most system administrators either don't know about or don't use (but should). Thus, things like sudo, vi, emacs, dtrace, ps, and top are out. I ...
17
votes
18answers
20k views

Are there any good and lightweight LDAP querying tools? [closed]

As developers we sometimes need querying LDAP. Do you know useful tools for this task? edit: I don't mean in code, I mean utility/tool (command-line or gui, mostly gui) for just to look/confirm data, ...
9
votes
4answers
1k views

Ping replacement that shows real time

Is there a ping replacement that will display the system's date/time in addition to the round trip time and sequence number? I would prefer a tool that runs on Linux, but if there is a cli tool I can ...
27
votes
4answers
25k views

How to convert text file from Windows line breaks to Unix ones on Unix/Linux?

Is there a quick way to convert text file from Unix line breaks to Windows ones in Unix environment? I thought there could be a standard utility.
8
votes
0answers
2k views

How do you lift heavy servers into a rack? [duplicate]

In this video can I see that they use a dedicated "server lift", which looks quite expensive. Does anyone know of cheap server lifts or other tools that can be used for this?
7
votes
11answers
712 views

Sugestions for cleansing PC's before recycling / disposal

What procedures do people follow before recycling or disposing of old PC's? Do you: Remove the hard drive Damage it beyond repair Use a tool to completely wipe the hard drive. If so, which? Other ...
13
votes
7answers
2k views

Good resources for Linux sysadmin tools, techniques and practices

Coming from a Windows background, i'm a little lost in terms of Linux so are there any good resorces etc for an experienced sysadm who is unfamiliar to Linux.
2
votes
8answers
1k views

Any tool to benchmark web server performance

What I wanted to know is if there is any easy tool for me to run in Centos linux to know how good the box is. Disk IO, CPU, Memory ...not only the data but their performance under high usage, high ...
1
vote
11answers
940 views

Must have Windows Systems Client-side tools and settings

What tools do you install on Windows systems on a regular basis - the 'can't live without' tools? (Edit : I mean to focus on more client tools for usage rather than sysadmin tools - as pointed out ...
5
votes
10answers
4k views

Find Sniffer on LAN

HI, What tools or techniques are available for *nix and Windows that help in finding if someone else on the LAN is using a sniffer? Having said that and strongly considering that there are tools out ...
2
votes
4answers
896 views

IP/host-based traffic grapher

Do you know/recommend any tool for graphing traffic based on IP or host? In this case, I will get a graph for every IP that passes through my gateway. Of course, I will use a predefined list of source ...
2
votes
5answers
287 views

Free Network Sim?

I am currently attending college and since I haven't gotten real far yet, I haven't had a chance to play around with networking equipment and experiment. I know hands on is always better but I think ...
3
votes
7answers
291 views

Secure Formatting Disks

I heard about people that used tools to recover deleted data and found a lot of unusual data, that after discovered that the their brand new pc in truth was used... When discarding HD's, as sysadmin, ...
2
votes
4answers
16k views

Subnet calculator for MS Excel

I quite often use the handy subnet calculator here: http://www.subnet-calculator.com/ Which I find very useful. However, does anyone have details/a link for a version of this that offers similar ...
1
vote
3answers
74 views

Transform data to a new structure

I've got an Access database from one of our clients and want to import this data into a new MSSQL Server 2008 database structure I designed. It's similar to the Access Database (including all the ...
0
votes
2answers
4k views

What tools can I use to test the real read speed of a RAID1?

Some RAID controllers speed-up read access when using RAID1. Other controllers can't do that. Trying some RAID1 configurations, I want to know if the read speed is faster both on a single file and on ...