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Questions tagged [diagnostic]

71 questions
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Server diagnostic tools?

I have an Openfiler server that is misbehaving. Im looking for a bootable CD or similar that will tell me whether there are memory, RAID controller or similar issues.
ethrbunny
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Random hard drive activity on server 2008 r2

I have Windows Server R2 setup, just as a simple webserver, although it has not gone live yet and is not connected to the network. I notice quite often some random hard disk activity, that will make my computer unresponsive for 5 - 10 seconds until…
Jay White
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How do I use the Microsoft IIS Diagnostics Toolkit to troubleshoot my problems?

I have downloaded the [IIS Diagnostics Toolkit (x86)][1] [1]: http://www.microsoft.com/downloads/en/details.aspx?familyid=9bfa49bc-376b-4a54-95aa-73c9156706e7&displaylang=en and I was wondering how to use it. I'm not a system admin just a developer…
smartdirt
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Server Crash Diagnosis...Are there any 'black box recorder' style programs available

My redhat server is crashing every three weeks or so at 4:15am ish on Sunday mornings. (well it was sundays the last two have been Thursday mornings at 4:15ish) Looking at the logs (mysql, httpd, messages) there are no clues as to why. They just…
columbo
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hp dl580 g5 diag error

server disk access is slow, and running insight diagnostics reports this error: Error: 640003 DST Error Error: 640006: The Read and/or Write HARD error rate is above threshold This drive has experienced/recorded error conditions reported by…
JMS77
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How can i easily gather hardware information for bug report submission?

I think I have found a bug in Ubuntu 10.04 beta, but since its a fairly vague problem of non booting after an install (Question Here) i wanted to know what information to gather? Summary of question: Install of 10.04 goes happily, but boots to a…
Andrew Bolster
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How to make dig to show IP addresses it is sending queries to?

By default when DNS servers do not respond dig does not show any information about the queries being sent. I can use the +qr option to see each query being sent: $ dig +qr archive.ubuntu.com ; <<>> DiG 9.16.1-Ubuntu <<>> +qr archive.ubuntu.com ;;…
pabouk - Ukraine stay strong
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Diagnosing a Linux routing issue: multiple external IPs and several internal subnets with multiple routing tables

This is my first post on stack exchange. First, I'd like to thank this community for over my computer engineering journey I have learned many things here. :) With this post I am mainly looking for direction of how to proceed in diagnosing and fixing…
Wafflemann
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sshfs - howto view load and find bottlenecks

I got 2 dirs mounted by sshfs from remove server. And suspect those make my app so slowly (app generate many i/o operations in this). I can use fdisk/iostat/iotop for diagnostic HDDs bottlenecks, but sshfs mounts not shows in this tools. Where can i…
Anton K.
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Better approach for diagnose web server failure

Yesterday my web sites were down for a short time. I logged on my server and my first reaction was restart the apache web server. After that everything was working fine. So I start to check the ganglia metrics to see what happened. It was clear that…
hdanniel
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CPU Diagnostic Software

Is there any decent (preferably free) CPU diagnostic software out there? It would need to be either *nix compatible or bootable because this is an ESXi server, and does not run Windows or a proper GUI. The only one I know of is the Geek Squad MRI,…
codewario
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