karm.openstreetmap.org

Primary database server for www.openstreetmap.org

Hardware

System
Supermicro SYS-2028U-TN24R4T+
Motherboard
Supermicro X10DRU-i+
CPU
  • 2 x 10 core Intel(R) Xeon(R) CPU E5-2660 v3 @ 2.60GHz
Memory
  • 252GB Total
  • 16 x 16GB 2133 MHz DDR4 DIMM
  • 8 x Spare DIMM slot
Disk Controllers
  • Intel C610/X99 series chipset 6-Port SATA Controller [AHCI mode]
  • Intel C610/X99 series chipset sSATA Controller [AHCI mode]
  • Intel DC P3700 SSD [2.5” SFF]
  • Intel DC P3700 SSD [2.5” SFF]
  • Intel DC P3700 SSD [2.5” SFF]
  • Intel DC P3700 SSD [2.5” SFF]
  • Intel DC P3700 SSD [2.5” SFF]
  • Intel DC P3700 SSD [2.5” SFF]
  • Intel DC P3700 SSD [2.5” SFF]
Disks
Network Controllers
  • Intel Ethernet Controller 10G X550T
  • Intel Ethernet Controller 10G X550T
Power Supplies
  • 2 x 1600W Supermicro PWS-1K62A-1R
Out-of-band Management
ASPEED AST2400

Network

enp1s0f0
  • 0C:C4:7A:A3:AA:AC
  • 146.179.159.168
enp1s0f1
  • 0C:C4:7A:A3:AA:AD
enp2s0f0
  • 0C:C4:7A:A3:AA:AE
enp2s0f1
  • 0C:C4:7A:A3:AA:AF

Software

BIOS
American Megatrends Inc. version 2.0
Operating System
Ubuntu 16.04.3 LTS

Roles

karm
Master role applied to karm
ic
Role applied to all servers at Imperial College
gb
Role applied to all servers located in the UK
base
Base role applied to all servers
db-master
Role applied to all the master database server
db
Role applied to all database servers
db-backup
Role applied to the server responsible for database backups

Disk Arrays

/dev/md1
10TB RAID6 array over 7 disks
/dev/md127
350GB RAID1 array over 2 disks
/dev/md128
30GB RAID1 array over 2 disks

Filesystems

/
337GB ext4 on /dev/md127
/store/arrays/nvme
9TB ext4 on /dev/md1

Thanks

Many thanks to Imperial College London for supporting this server.