SPRACE CMS Operation

Useful commands for SPRACE site upkeep

Starting and Stopping Services

dCache:
  1. On spdc00:
    • Log in as root
    • /opt/pnfs/bin/pnfs [start | stop]
    • /opt/d-cache/bin/dcache-core [start | stop]
  2. On spraid:
    • Log in as root
    • /opt/d-cache/bin/dcache-core [start | stop]
    • /opt/d-cache/bin/dcache-pool [start | stop]

To start dCache, follow these commands in order (choosing "start"). To stop, reverse the order of the commands (start on spraid, then spdc00)

Phedex:

  1. This service runs on spdc00.
  2. Check proxy validity:
    • Log in as phedex on spgrid.
    • Use grid-proxy-info to make sure the grid-proxy is valid. If not, follow directions to set up valid grid-proxy.
  3. Start or stop Phedex:
    • Log in as phedex on spdc00.
    • Master -config ~/SITECONF/local/PhEDEx/Config.Prod [start | stop]
    • Replace "Config.Prod" with "Config.SC4" or "Config.Dev" to start the Challenge and Development database, respectively.

Frontier:

  1. Runs on spdc00.
  2. Log in as dbfrontier on spdc00.
  3. Start or stop Frontier:
    • ~dbfrontier/frontier-cache/utils/bin/fn-local-squid.sh [start | stop]

SRM:

  1. Runs on spdc00
  2. To start/stop SRM separetely from Phedex, as root on spdc00:
    • /opt/d-cache/jobs/srm -logArea=/var/log [start | stop]
  3. To do some file transfer tests, as user:
    • grid-proxy-init
    • srmcp file:////some/test/file srm://spdc00.if.usp.br:8443/srm/managerv1?SFN=/pnfs/if.usp.br/data/tmp/some_name

Important Log files:

OSG:
  • Globus:
    • $VDT_LOCATION/globus/var/globus-gatekeeper.log
    • $VDT_LOCATION/globus/var/accounting.log
  • GUMS:
    • $VDT_LOCATION/tomcat/v5/logs/gums-*
  • Monalisa:
    • $VDT_LOCATION/MonaLisa/Service/VDTFarm/ML0.log
D-Cache:
  • Monitoring in http://spdc00.if.usp.br:2288/
  • On each dCache machines, check /var/log/*Domain.log.
  • The most important ones are
    • srm*Domain.log
    • gridftp*Domain.log
    • `hostname`*Domain.log
Phedex:
  • On spdc00, as user phedex, the phedex logs are found in ~/logs. The most useful is:
    • /home/phedex/logs/download-master

Renewing Phedex Proxy:

For SRM Transfers

As a regular user on spdc00 make sure that the environment variable $MYPROXY_SERVER matches with the $MYPROXY_SERVER in /home/phedex/SITECONF/local/PhEDEx/ProxyRenew and then do the following:
> grid-proxy-init
> myproxy-init -R spdc00.if.usp.br -l phedex_sprace -c 720.0 -d
> su -
# . /OSG/setup.sh
# cp /tmp/x509up_u500 /etc/grid-security/proxy.cert
# chown root: /etc/grid-security/proxy.cert
# /home/phedex/SITECONF/local/PhEDEx/ProxyRenew /etc/grid-security
# cp /etc/grid-security/proxy.cert /home/phedex/gridcert/proxy.cert
# chown phedex:phedex /home/phedex/gridcert/proxy.cert
# chmod 600 /home/phedex/gridcert/proxy.cert

For FTS Transfers

> grid-proxy-init -valid 240:00
> myproxy-init -d -s myproxy-fts.cern.ch -c 240
Enter here MyProxy pass phrase as in /home/phedex/.ftspass

Dealing with CMS CVS Repository for Sites Configuration

To run as user gregores using public key

> export CVSROOT=:ext:gregores@cmscvs.cern.ch:/cvs_server/repositories/CMSSW
> export CVS_RSH=/usr/bin/ssh

To run as anonymous

> export CVSROOT=:pserver:anonymous@cmscvs.cern.ch:/cvs_server/repositories/CMSSW
> cvs login
> CVS password: 98passwd

To get the configuration files from CVS:

[gregores@spdc00 gregores]$ su - phedex
[phedex@spgrid phedex]$ cvs -d :ext:gregores@cmscvs.cern.ch:/cvs_server/repositories/CMSSW co SITECONF/SPRACE

[root@spgrid cms]# su - cmssoft
[cmssoft@spgrid cmssoft]$ cd /usr/local/share/OSG/app/cmssoft/cms
[cmssoft@spgrid cms]$ cvs -d :ext:gregores@cmscvs.cern.ch:/cvs_server/repositories/CMSSW co SITECONF/SPRACE

To commit the changes into CVS:

[gregores@spdc00 gregores]$ su - phedex
[phedex@spdc00 phedex]$ cd SITECONF/SPRACE
[phedex@spdc00 SPRACE]$ cvs -d :ext:gregores@cmscvs.cern.ch:/cvs_server/repositories/CMSSW commit

-- EduardoGregores - 01 Sep 2006

Topic revision: r9 - 2007-08-13 - EduardoGregores
 

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