UpdateDcacheTo22

update instructions.
Remark, these instructions are for the mostly for the headnode, but will work fine on the pools also. Some files do not exist in the pools. If one is asked to overwrite a file, always say YES.

This only on Headnode

SSHDcache
cd PoolManager
save

For all:

/opt/d-cache/bin/dcache stop
rpm -e dcache-server
     '''#java versions could differ on pools as they have different OS's'''
rpm -e java-1.6.0-openjdk-devel-1.6.0.0-1.11.b16.el5 java-1.6.0-openjdk-1.6.0.0-1.11.b16.el5 java-1.6.0-sun-compat-1.6.0.20-1.sl5.jpp
rpm -e jdk-1.6.0_20-fcs
rpm -ivh jdk-7u40-linux-x64.rpm
rpm -ivh dcache-2.2.23-1.noarch.rpm

both rpms can be found on ccq:/root/Olivier/RPMs/Update

cp -r /opt/d-cache/etc/* /etc/dcache/.
cp /opt/d-cache/etc/authorized_keys /etc/dcache/admin/.
cp /opt/d-cache/etc/*key* /etc/dcache/admin/.
cp /opt/d-cache/config/PoolManager.conf /var/lib/dcache/config/poolmanager.conf
cp /opt/d-cache/etc/dcache.conf.rpmsave /etc/dcache/dcache.conf

edit /etc/dcache/dcache.conf

replace {portBase} by 22
add: dcache.user=root
change value of dcache.home to /usr/share/dcache
comment out this line:
   metaDataRepositoryImport=org.dcache.pool.repository.meta.file.FileMetaDataRepository

mv /opt/d-cache/etc/dcachesrm-gplazma.policy.rpmsave /etc/dcache/dcachesrm-gplazma.policy
edit /etc/dcache/dcachesrm-gplazma.policy also this file as it contains references to the /opt layout.

Only on headnode:

edit /var/lib/pgsql/data/postgresql.conf
put max_connections to 1000

restart the machine

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