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Part III. Cookbook
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The dCache Book > Cookbook

Part III. Cookbook

This part contains guides for specific tasks a system administrator might want to perform.

Table of Contents

16. General
Installing dCache on Opteron Machines
The dCache Server
The dCache Client
pnfs Server
Using dCache as an LCG Storage Element
17. The Maintenance Module
The Basic Framework
Configuration
The concept
Framework Reference Manual
The copy module
The Concept
Setting a pool read only
Creating or attaching to a maintenance task
Getting and customizing the source repository listing
Starting the copy process
Copy Module Reference Manual
18. Pool Operations
Enabling checksums
How to enable checksums
The default pool behavior
Checksums in detail
Overview
ChecksumMover Interface
The DCapProtocol_3_nio Mover
The ChecksumModule
Vacating a Pool with the Copy Manager
Limitations
Preparing the copy manager
Copy manager commands
Precautions and recovery from problems
Renaming a Pool
Pinning Files to a Pool
19. Moving the pnfs Data from GDBM to PostgreSQL
Preliminaries and Preparations
Checking the GDBM Database Files
Updating the pnfs Software
Conversion of the Databases
Testing the Converted Databases
20. Migration of classic SE ( nfs, disk ) to dCache
21. PostgreSQL and dCache
Installing a PostgreSQL Server
Configuring Access to PostgreSQL
Performance of the PostgreSQL Server
22. Complex Network Configuration
Firewall Configuration
The dCap Protocol
The GSIdCap Protocol
The GridFTP Protocol
The SRM Protocol
Pool Selection
Protocol Overview
GridFTP Connections via two or more Network Interfaces
GridFTP with Pools in a Private Subnet
Doors in the DMZ
23. Accounting
24. Protocols
dCap options mover and client options
TCP send/recv buffer sizes from the servers point of view
TCP send/recv buffer sizes from the dCap clients point of view
Specifying dCap open timeouts
Using the dCap protocol for strict file checking
Passive dCap
Preparing the server for dCap passive transfer
Switching the dCap library resp. dccp to PASSIVE
Access to SRM and GridFTP server from behind a firewall
Access with srmcp
Access with globus-url-copy
Disableing unauthenticated dCap via SRM
25. Advanced Tuning
Multiple Queues for Movers in each Pool
Description
Solution
Configuration
Tunable Parameters
gridftp
GridFTP
SRM
26. Statistics Module for pre 1.6.7 releases
General remarks
Purpose
Availability
Directory and File formats
Directory Structure
File Format
HTML Directory Structure
How to activate the statistics module in 1.6.6
General remarks
How to activate the statistics module in 1.6.6
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Configuration Home Chapter 16. General
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