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Published on 2010-03-25T16:42:42Z
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2010/03/25
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For a linux software RAID using madadm, does adding a harddrive and growing onto the RAID, destroy the data that's already on the RAID or does it preserve everything?
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as seen on Ask Ubuntu
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I've got a problem with apt-get update and apt-get install ... commands .
every time update or installing fails and errors are :
Get:1 http://dl.google.com stable Release.gpg [198B]
Ign http://dl.google.com/linux/chrome/deb/ stable/main Translation-en_US
Get:2 http://dl…
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sh@ubuntu:/home/ccpp/helloworld$ make
gcc-4.6 -O2 -DMODULE -D_KERNEL_ -W -Wall -Wstrict-prototypes -Wmissing-prototypes -isystem /lib/modules/`uname -r`/build/include -c -o hello-1.o hello-1.c
hello-1.c:4:0: warning: "MODULE" redefined [enabled by default]
<command-line>:0:0: note: this is…
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I am having trouble accessing the several critical header files that show to be a part of the build process.
The "Ubuntu Software Center" shows "Build Essentials" as installed:
Next I did the following two commands, which did not improve the problem:
~$ sudo apt-get install build-essential
[sudo]…
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I'm trying to update my Debian machine to 2.6.32-46 (which is the new stable). However, after doing apt-get update my apt-cache search linux-image shows me:
linux-headers-2.6.32-5-486 - Header files for Linux 2.6.32-5-486
linux-headers-2.6.32-5-686-bigmem - Header files for Linux 2.6.32-5-686-bigmem
linux-headers-2…
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I'm helping out with a project for an embedded device that only has USB and no serial. This device is running Linux.
These days, when we need to connect to a serial port on a device we typically use a USB to serial adapter (on something like a phone system or a load balancing device, etc). I would…
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I have a GA MA785GT UD3H motherboard with Windows Server 2008 R2 installed on a RAID1 using the on-board RAID controller.
I have now installed a RocketRaid 2680 controller and set up a RAID5 for all my data to be stored on.
Unfortunately I now cannot boot from the RAID1 anymore, the PC is trying…
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My motherboard, an Asus M4a79t Deluxe, advertises RAID 0/1/5 capabilities. My limited understanding is that onboard RAID is better than software RAID. Is this necessarily true? Is an onboard RAID controller closer in performance to a software controller or a dedicated hardware controller?
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Is using mdadm's RAID-1 of 2 partitions (one on laptop's internal HDD, one on external HDD) a good idea.
I want the system to work as RAID-1 if both drives are present, work as regular volume (degradad RAID-1) if external HDD is unplugged and quickly resync when I plug external HDD again.
Questions:
Is…
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When using the SQLIO benchmark tool on a 4-core Dell server with 6 15k 450GB (fast) drives, RAID 0, we found the max throughput was 2MB per second. But when configured as RAID 5, we get 30 MB per second.
It seems that the RAID controller, Dell Perc 5i integrated controller, is maxing out the…
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I have Dell Poweredge server 2600 with Raid 5 in 3 hard drive Scsi 36gb each, it was fail to boot sinc the third drive is offline.
I attached Sata card adapter to Sata hard drive and install OS SERVER 2003 to it, downloaded drivers for Raid and everything goes fine when I use recovery data software…
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