1. JDAT Production Hardware
Compute nodes (< 100)
2-, 4-, 8-multicore processors per node
16+ GB per processor
64-bit linux
Database nodes (< 5)
Oracle cluster
5 TB shared database volume
I/O nodes (< 10)
High-availability NFS server cluster
Multiple fibre channel connections to non-shared disks and tape drives
Multiple gigabit ethernet connections to compute nodes
RAID disk storage
400 TB initially
100 TB annual increment
SATA drives (500 GB today)
Tape Archive
Two PB-sized tape libraries initially
½ PB per library annual increment
SAIT (500 GB, 30 MB/s today) or LTO (400 GB, 80 MB/s today)

2. JDAT Prototype

3. JDAT network

4. Reality Check AIA/HMI combined data volume 2 PB/yr = 60 MB/s
read + write x 2
quick look + final x 2
one reprocessing x 2
25% duty cycle x 4
2 GB/s (disk)
1/2 GB/s (tape)
NFS over gigabit ethernet 50 – 100 MB/s
4 – 8 channels per server, 5 servers (today)
SAIT-1 native transfer rate 25 – 30 MB/s
10 SAIT-1 drives per library, 2 libraries (today)

5. HMI & AIA JSOC Architecture
Catalog
Primary Archive
HMI & AIA
Operations
House-
keeping
Database
MOC
DDS
Redundant Data Capture System
30-Day
Archive
Offsite
Offline
HMI JSOC Pipeline Processing System
Data
Export
& Web
Service
Stanford
LMSAL
High-Level
Data Import
AIA Analysis
System
Local Archive
Quicklook
Viewing
housekeeping
GSFC
White Sands
World
Science Team
Forecast Centers
EPO
Public