albert

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albert
Location: pmtpa
Usage: misc mediawiki-installation
Status
Overal: Symbol question.png Unknown
Nagios?: Nagios status
Hardware
Memory: 1002 MBytes
CPU: 2.6.10-1.771_FC2
Software
Kernel: 2.6.10-1.771_FC2
Albert is a Wikimedia server.

For the raid management (be sure 3dm2 is started, /etc/init.d/3dm2)

http://localhost:888 (create a ssh gateway). The password is in /home/wikipedia/doc/disk_controller_passwords .

Contents

Specifications

Role: NFS storage server.
OS: Fedora core 2
IP: 207.142.131.201
CPU: 2xOpteron 242 1.6GHz 1MB L2
RAM: 1 GB - 2x512 PC2700 registered ECC (6 of 8 slots in two banks available)
HDD: 1TB (986GB usable) - 6x250GB SATA Western Digital SE 7200RPM, 8MB buffer, in 5 disk RAID 5 with one hot spare.
Motherboard: Rioworks HDAMA_F REV E
BIOS: Phoenix PMLC00-7.05/05/2004
HDC: 3Ware 9500S-8 8 port RAID controller (how much RAM, does it have battery? standard is 128MB, no), expandable to 1GB of cache and battery backup
PS: 2x460W hotswap redundant power supplies
Other: floppy, Sony 52x CDROM IDE

From meta:Hardware order August 2004

Issues

Its eth1 RJ45 jack is unreliable, do not use in production.

iostat

NaodW29-pre18510f8a63d3a07500000001


2005-03-09

NaodW29-pre18510f8a63d3a07500000002 End time is about 06:00 UTC.

2005-03-14

This coverage of peak load time was without substantive background jobs running. It appears that load limiting measures are sufficient for Monday peak, at present.

NaodW29-pre18510f8a63d3a07500000003

2003-05-15

While mostly stable there were several times when very high speed downloads caused reductions in site performance and some degree of apparent unavailability. These showed disk read rates in iostat of more than 6 megabytes per second, up to 15-25 megabytes per second.

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