Failing Disk or Failed Disk Woes

Failing Disks on a Dell Laptop

A friend was telling me the story of how her laptop (Dell Studio Laptop 1737) had failed and that she had taken it to a local computer store in Medicine Hat.  I quizzed her and it began to sound like a hard disk failure.  She said they

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Challenges with Super Micro H8SSL-R10

Challenges with Super Micro H8SSL-R10

This week I found a little time to do some preventive maintenance on one of my servers.  It was configured as a software raid 5 with 4 disks running Centos 5.  It has worked flawlessly with the exception of a failed 250GB drive last month which was my warning

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Windows 2003 NTBackup Scheduling

Windows 2003 NTBackup Scheduling Anomalies

I admit that I don’t spend much time with microsoft windows computers but today I found myself helping a small business with their backup strategy and I am not amused. They had hired a consulting firm to build, install, and configure a file server for their office network.  It appears to

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Raid 5 Distress and File Server Woes

Raid 5 Distress and File Server Woes

Today I thought it was time to do a little preventive maintenance. About twice a year I strive to take the home/office computers outside and with my compressor blow all the dust out of the fans, power supply and case. It is something I have done for over

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Linux Software Raid

Fedora 12 Software Raid

I have my desktop configured with 4 1TB disk drives. The boot is a raid 1 under md0 and everything else is md1 and is a raid 5. Here is the layout:

# cat /proc/mdstat Personalities : [raid1] [raid6] [raid5] [raid4] md1 : active raid5 sda2[0] sdd1[3] sdc1[2] sdb1[1] 2893415808 blocks

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Atop System and Process Monitor

Atop – A top System and Process Monitor

Just learned about this useful tool called atop.  Better than top and just as useful as vmstat; atop will track processes as they grow and shrink memory. Very handy tool to determine what is going on a system and where to begin when looking for places to tune.

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Apache Servers are CPU Bound

When Bad Things Happen to Good Servers

How many have you had this happen to you?  It is late Friday afternoon and you are getting ready to pack it up and the phone rings. You answer against your best instincts and BAM…  you find yourself in the middle of a conference call with a former

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