Tags:
tag this topic
create new tag
view all tags
<span style="color: sienna;"> </span> <span style="color: sienna;"> </span> <!-- keep this as a security measure: * Set ALLOWTOPICCHANGE = Main.TWikiAdminGroup,Main.LCGAdminGroup * Set ALLOWTOPICRENAME = Main.TWikiAdminGroup,Main.LCGAdminGroup #uncomment this if you want the page only be viewable by the internal people #* Set ALLOWTOPICVIEW = Main.TWikiAdminGroup,Main.LCGAdminGroup --> %TOC% ---+ Migration from dCache 1.9.12 to 2.2.10 (STEP BY STEP) ---++ Create testbed 1 %ICON{done}% Copy the following files and md5sum them: 1 Preproduction: <verbatim>cd /home/miguelgi/dcache-22/pp lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp1 file:/home/miguelgi/dcache-22/pp/randompp1 lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp2 file:/home/miguelgi/dcache-22/pp/randompp2 lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp3 file:/home/miguelgi/dcache-22/pp/randompp3 md5sum * > md5.txt</verbatim> 1 %S% Production: <verbatim>cd /home/miguelgi/dcache-22/prod lcg-cp -v -n 8 srm://storage01.lcg.cscs.ch:8443/pnfs/lcg.cscs.ch/atlas/pi/pidec_0111 file:/home/miguelgi/dcache-22/prod/pidec_0111 lcg-cp -v -n 8 srm://storage01.lcg.cscs.ch:8443/pnfs/lcg.cscs.ch/atlas/pi/pidec_1202 file:/home/miguelgi/dcache-22/prod/pidec_1202 lcg-cp -v -n 8 srm://storage01.lcg.cscs.ch:8443/pnfs/lcg.cscs.ch/atlas/pi/pidec_1111 file:/home/miguelgi/dcache-22/prod/pidec_1111 lcg-cp -v -n 2 lfn:/grid/dteam/cscs/testbed-miguelgi-randompp1 file:$PWD/randompp1 lcg-cp -v -n 2 lfn:/grid/dteam/cscs/testbed-miguelgi-randompp2 file:$PWD/randompp2 lcg-cp -v -n 2 lfn:/grid/dteam/cscs/testbed-miguelgi-randompp3 file:$PWD/randompp3 md5sum * > md5.txt</verbatim> ---++ Move to new hardware ---+++ Head-nodes ---++++ Items to backup Make sure that you keep a copy of these items: 1 PostgreSQL databases in both head nodes. 1 dCache Billing in both head nodes ( =/opt/d-cache/billing/=) 1 dCache keys and certificates ( =/opt/d-cache/etc/{host_key, host_key.pub, server_key, server_key.pub}=). This should be in CFengine. 1 =PoolManager.conf= saved by the system <verbatim>May 06 13:34 [root@storage02:~]# ls /root/PoolManager.conf.saved -lh -rw-r--r-- 1 root root 16K May 6 13:33 /root/PoolManager.conf.saved</verbatim> ---++++ Shutdown dCache 1.9.12 1 Shutdown dCache 1.9.12 on all pools. <verbatim>pdsh -g SE "service dcache stop" |dshbak -c</verbatim> 1 Shutdown dCache 1.9.12 on the head nodes. <verbatim>pdsh -w storage0[1-2] "service dcache stop" |dshbak -c</verbatim> 1 Make a backup of both PostgreSQL databases. <verbatim>May 15 10:12 [root@storage02:~]# mount puppet:/cm /media May 15 10:13 [root@storage02:~]# /usr/bin/pg_dumpall -U postgres -c > /media/dcache-22/prod/`hostname -s`.dumpall-c_complete.sql May 15 10:12 [root@storage01:~]# mount puppet:/cm /media May 15 10:13 [root@storage01:~]# /usr/bin/pg_dumpall -U postgres -c > /media/dcache-22/prod/`hostname -s`.dumpall-c_complete.sql</verbatim> 1 Make a backup of the BILLING. <verbatim>May 15 10:15 [root@storage02:~]# tar czf /media/dcache-22/prod/`hostname -s`.billing.tar.gz /opt/d-cache/billing/ May 15 10:15 [root@storage01:~]# tar czf /media/dcache-22/prod/`hostname -s`.billing.tar.gz /opt/d-cache/billing/</verbatim> 1 Make a backup of =/opt/d-cache= <verbatim>May 15 10:32 [root@storage02:~]# tar czf /media/dcache-22/prod/opt_dcache.`hostname -s`.tar.gz /opt/d-cache May 15 10:57 [root@storage01:~]# tar czvf /media/dcache-22/prod/opt_dcache.`hostname -s`.tar.gz /opt/d-cache --exclude=/opt/d-cache/billing*</verbatim> 1 Shutdown the head nodes. <verbatim>pdsh -w storage0[1-2] "shutdown -h now; exit" |dshbak -c</verbatim> 1 Boot with BRE.3 image and dump =/dev/sda= to a different system (mounted by NFS). In KvmVirtualization there is more information on how to mount a dd volume with LVM inside. <verbatim>[root @ ppnfs]-[09:19:41]-[/kvm_guests2]:-)# mount puppet:/cm /media [root @ ppnfs]-[09:19:52]-[/kvm_guests2]:-)# cp ppstorage0*.root /media/dcache-22/pp/ -v `ppstorage01.root' -> `/media/dcache-22/pp/ppstorage01.root' `ppstorage02.root' -> `/media/dcache-22/pp/ppstorage02.root' [root @ ppnfs]-[09:55:13]-[~]:-)# umount /media</verbatim> 1 Once we have a proper backup of the complete system and the databases, we can install the new hardware. ---++++ Installation of the new systems 1 Install =storage01= and =storage02= with SL 6.4 <verbatim># do not forge to add them to the category on cfagent.conf # dCache 2.2 # SEPOOLS3_22 = ( HostRange(se,01-08) ) # Phase D-E using linuxrdac (SL5) # SEPOOLS4_22 = ( HostRange(se,09-14) ) # Phase G using multipath + rdac (SL6) # SECORES22 = ( storage01 storage02 ) # DCACHE22 = ( SECORES22 SEPOOLS3_22 SEPOOLS3_22 )</verbatim> 1 Update all the packages in both systems and reboot. <verbatim>pdsh -w ppstorage0[1-2] "yum update -y --disableexcludes=main" |dshbak -c</verbatim> 1 Put in place *iptables* rules to block transfers to the system! <verbatim>iptables -D INPUT -p tcp -m state --state NEW -m tcp --dport 8443:8446 -j ACCEPT iptables -D INPUT -p tcp -m state --state NEW -m tcp --dport 2288 -j ACCEPT iptables -D INPUT -p tcp -m state --state NEW -m tcp --dport 2811 -j ACCEPT iptables -D INPUT -p tcp -m state --state NEW -m tcp --dport 20000:25000 -j ACCEPT iptables -D INPUT -p udp -m state --state NEW -m udp --dport 20000:25000 -j ACCEPT iptables -D INPUT -p tcp -m state --state NEW -m tcp --dport 1094 -j ACCEPT iptables -D INPUT -p tcp -m state --state NEW -m tcp --dport 2170 -j ACCEPT</verbatim> 1 Install dCache 1.9.12 on the new system following instructions. Do *NOT* start dCache on the pools. 1 =storage01= and =storage02= <verbatim>yum install postgresql-server ca-policy-egi-core yum localinstall ./dcache-server-1.9.12-26.noarch.rpm --disableexcludes=main service postgresql initdb sed -i 's/ident/trust/' /var/lib/pgsql/data/pg_hba.conf service postgresql start </verbatim> 1 Install Java 7 as the following error shows: =Unsupported major.minor version 51.0= <verbatim>yum remove jdk yum install java-1.7.0-openjdk</verbatim> 1 Dump back the databases to the new systems 1 =storage01= and =storage02= <verbatim>mount puppet:/cm /media su - postgres psql -f /media/dcache-22/pp/`hostname -s`.dumpall-c_complete.sql exit</verbatim> 1 =storage02= only <verbatim>echo "/ localhost(rw) /pnfs *.lcg.cscs.ch(rw)" > /etc/exports echo 'RPCBIND_ARGS="-i"' > /etc/sysconfig/rpcbind service rpcbind restart</verbatim> 1 =storage01= only <verbatim>yum install emi-resource-information-service ln -s /opt/d-cache/libexec/infoProvider/info-based-infoProvider.sh /var/lib/bdii/gip/provider/info-based-infoProvider.sh</verbatim> 1 Dump back the Billing on =storage01= and =storage02= <verbatim>cd / tar xzf /media/dcache-22/pp/`hostname -s`.billing.tar.gz </verbatim> 1 Copy vomsdir from one of the CREAM-CEs. Note alternatively use YAIM. "yum install dpm-yaim && /opt/glite/yaim/bin/yaim -r -s /opt/cscs/siteinfo/site-info.def -n emi_dpm_disk -f config_vomsdir" <verbatim>scp -r cream02:/etc/grid-security/vomsdir/ /etc/grid-security/</verbatim>OR<verbatim>yum install dpm-yaim && /opt/glite/yaim/bin/yaim -r -s /opt/cscs/siteinfo/site-info.def -n emi_dpm_disk -f config_vomsdir"</verbatim> 1 Reboot the systems. <verbatim>reboot;exit</verbatim> 1 On =storage02=, open traffic from the offices network <verbatim>iptables -A INPUT -s 148.187.133.200/255.255.255.0 -p tcp -m tcp --dport 22223 -m state --state NEW -j ACCEPT</verbatim> 1 Start dCache on the head nodes. Check the logs for errors. <verbatim>pdsh -w ppstorage0[1-2] "service dcache start" |dshbak -c pdsh -w ppstorag01 "service bdii start" |dshbak -c</verbatim> 1 Start dCache on the pools. Check the logs for errors. pdsh -w ppse0[1-3] "service dcache start" |dshbak -c</verbatim> ---++++ Test the functionality of dCache on the new hardware. 1 Test the BDII updating process: <verbatim>ui64 $ ldapsearch -x -LLL -h ppstorage01.lcg.cscs.ch -p 2170 -b "o=grid" >/dev/null ui64 $ ldapsearch -x -LLL -h ppstorage01.lcg.cscs.ch -p 2170 -b "o=grid" |wc -l 595</verbatim> 1 Test the SE with dcache tools: <verbatim>ui64 $ chk_SE-dcache -n ppstorage01.lcg.cscs.ch </verbatim> 1 Test the SE with lcg tools: <verbatim>ui64 $ chk_SE-lcgtools -d ppstorage01.lcg.cscs.ch - ui64 $ export LCG_GFAL_INFOSYS=ppbdii01.lcg.cscs.ch:2170 # need to do this because bdii takes a while to be refreshed across all levels ui64 $ lcg-ls -d -l srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp1</verbatim> 1 Test whether our files are correctly stored: <verbatim>ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp1 file:/home/miguelgi/dcache-22/pp/randompp1 ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp2 file:/home/miguelgi/dcache-22/pp/randompp2 ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp3 file:/home/miguelgi/dcache-22/pp/randompp3 ui64 $ md5sum -c md5.txt </verbatim> ---++ dCache upgrade to 2.2 ---+++ Head-Nodes ---++++ Pre-installation 1 %ICON{done}% Login to the admin shell and execute: <verbatim> (local) admin > cd PoolManager (PoolManager) admin > save</verbatim> Look at: <verbatim>May 06 13:34 [root@storage02:~]# ls /root/PoolManager.conf.saved -lh -rw-r--r-- 1 root root 16K May 6 13:33 /root/PoolManager.conf.saved</verbatim> ---++++ Install new RPM 1 Remove old version on the head nodes. <verbatim>pdsh -w ppse0[1-3] "service dcache stop" |dshbak -c pdsh -w ppstorage0[1-2] "service dcache stop" |dshbak -c pdsh -w ppstorage0[1-2] "yum remove -y dcache-server" |dshbak -c </verbatim> 1 Move headnodes to new CFengine category: <verbatim> # dCache 1.9.12 PPPOOLS3 = ( ppse01 ppse02 ppse03 ppse04 ppse05 ) PPDCACHE3 = ( ppstorage01 ppstorage02 PPPOOLS3 ) # dCache 2.2 # PPPOOLS22 = ( ppse01 ppse02 ppse03 ppse04 ppse05 ) PPDCACHE22 = ( ppstorage01 ppstorage02 PPPOOLS22 )</verbatim> 1 Run CFengine on the head nodes <verbatim>pdsh -w ppstorage0[1-2] "cfagent -q" |dshbak -c</verbatim> 1 Make sure =/etc/dcache= is properly populated <verbatim>[root @ ppstorage02]-[~]:-)# ls /etc/dcache -l total 48 drwxr-xr-x 3 root root 4096 May 3 17:02 admin -rw-r--r-- 1 root root 1934 May 3 16:06 dcache.conf -rw-r--r-- 1 root root 1258 May 3 16:04 dcache.kpwd -r--r--r-- 1 root root 3951 May 3 16:04 dcachesrm-gplazma.policy -rw-r--r-- 1 root root 183 May 3 16:23 gplazma.conf drwxr-xr-x 2 root root 4096 May 3 16:04 layouts -rw-r--r-- 1 root root 1542 May 3 16:04 LinkGroupAuthorization.conf -rw-r--r-- 1 root root 0 May 3 16:19 lm.config -rw-r--r-- 1 root root 7756 May 3 17:09 logback.xml -rw-r--r-- 1 root root 10331 May 3 16:27 tc-config.xml [root @ ppstorage01]-[~]:-)# ls -lh /etc/dcache total 300K drwxr-xr-x 2 root root 4.0K May 3 16:05 admin -rw-r--r-- 1 root root 234K May 3 16:37 certificates.jks <--- this gets generated at a later step -rw-r--r-- 1 root root 1.9K May 3 16:06 dcache.conf -rw-r--r-- 1 root root 1.3K May 3 16:05 dcache.kpwd -r--r--r-- 1 root root 3.9K May 3 16:05 dcachesrm-gplazma.policy -rw-r--r-- 1 root root 183 May 3 16:33 gplazma.conf -r-------- 1 root root 2.9K May 3 16:33 hostcert.p12 -rw-r--r-- 1 root root 11K May 3 16:05 info-provider.xml drwxr-xr-x 2 root root 4.0K May 3 16:05 layouts -rw-r--r-- 1 root root 1.6K May 3 16:05 LinkGroupAuthorization.conf -rw-r--r-- 1 root root 7.6K May 3 17:12 logback.xml -rw-r--r-- 1 root root 11K May 3 16:27 tc-config.xml </verbatim> 1 Install new RPM <verbatim>pdsh -w ppstorage0[1-2] "wget http://www.dcache.org/downloads/1.9/repo/2.2/dcache-2.2.11-1.noarch.rpm -O dcache-2.2.11-1.noarch.rpm" |dshbak -c pdsh -w ppstorage0[1-2] "yum localinstall ./dcache-2.2.11-1.noarch.rpm -y" |dshbak -c</verbatim> ---++++ Configure new dCache 1 Remove old files on =storage01= and =storage02= <verbatim>rm -rf /etc/init.d/dcache mv /opt/d-cache /opt/d-cache.bck mv /var/log/d-cache /var/log/old.d-cache</verbatim> 1 Make sure new BDII links are created on =storage01= <verbatim>rm -f /var/lib/bdii/gip/provider/info-based-infoProvider.sh ln -s /usr/sbin/dcache-info-provider /var/lib/bdii/gip/provider/info-based-infoProvider.sh</verbatim> 1 Copy the old billing to the new location on =storage01= and =storage02= <verbatim>cp -ar /opt/d-cache/billing/* /var/lib/dcache/billing</verbatim> 1 Update the Chimera stored procedures: <verbatim>psql -U postgres -f /usr/share/dcache/chimera/sql/pgsql-procedures.sql chimera</verbatim> ---++++ Start dCache 1 On the head nodes: <verbatim>dcache services dcache status dcache check-config dcache start</verbatim> 1 On =storage01= generate the Java keystore: <verbatim>dcache import cacerts --out=/etc/dcache/certificates.jks</verbatim> 1 On the pool nodes, *disable any kind of door* by modifying the layout file and start dCache 1.9.12 <verbatim>service dcache start</verbatim> ---++++ Test the functionality of dCache on the new hardware. 1 Test the BDII updating process: <verbatim>ui64 $ ldapsearch -x -LLL -h ppstorage01.lcg.cscs.ch -p 2170 -b "o=grid" >/dev/null ui64 $ ldapsearch -x -LLL -h ppstorage01.lcg.cscs.ch -p 2170 -b "o=grid" |wc -l 595</verbatim> 1 Test the SE with dcache tools: <verbatim>ui64 $ chk_SE-dcache -n ppstorage01.lcg.cscs.ch </verbatim> 1 Test the SE with lcg tools: <verbatim>ui64 $ chk_SE-lcgtools -d ppstorage01.lcg.cscs.ch - ui64 $ export LCG_GFAL_INFOSYS=ppbdii01.lcg.cscs.ch:2170 # need to do this because bdii takes a while to be refreshed across all levels ui64 $ lcg-ls -d -l srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp1</verbatim> 1 Test whether our files are correctly stored: <verbatim>ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp1 file:/home/miguelgi/dcache-22/pp/randompp1 ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp2 file:/home/miguelgi/dcache-22/pp/randompp2 ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp3 file:/home/miguelgi/dcache-22/pp/randompp3 ui64 $ md5sum -c md5.txt </verbatim> ---+++ Pools In this case, we don't need to migrate to new hardware or SL version, so this is just a dCache upgrade. 1 Shutdown dCache on the pools: <verbatim>pdsh -w ppse0[1-3] "service dcache stop" |dshbak -c</verbatim> 1 Move pools to the correct CFengine category <verbatim> # dCache 1.9.12 # PPPOOLS3 = ( ppse01 ppse02 ppse03 ppse04 ppse05 ) # PPDCACHE3 = ( PPPOOLS3 ) # dCache 2.2 PPPOOLS22 = ( ppse01 ppse02 ppse03 ppse04 ppse05 ) PPDCACHE22 = ( ppstorage01 ppstorage02 PPPOOLS22 )</verbatim> 1 Run CFengine <verbatim>pdsh -w ppse0[1-3] "cfagent -q" |dshbak -c</verbatim> 1 Move the contents of =/opt/d-cache= to a backup: <verbatim>pdsh -w ppse0[1-3] "mv /opt/d-cache /opt/d-cache.bck" |dshbak -c</verbatim> 1 Install Java 7 as the following error shows: =Unsupported major.minor version 51.0= <verbatim>pdsh -w ppse0[1-3] "yum remove -y jdk" |dshbak -c pdsh -w ppse0[1-3] "yum install -y java-1.7.0-openjdk" |dshbak -c</verbatim> 1 Uncomment the part of the *layout* file relative to the doors configuration. 1 Remove the old dCache RPM and install the new one: <verbatim>pdsh -w ppse0[1-3] "yum remove -y dcache-server" |dshbak -c pdsh -w ppse0[1-3] "wget http://www.dcache.org/downloads/1.9/repo/2.2/dcache-2.2.11-1.noarch.rpm -O dcache-2.2.11-1.noarch.rpm" |dshbak -c pdsh -w ppse0[1-3] "yum localinstall ./dcache-2.2.11-1.noarch.rpm -y" |dshbak -c</verbatim> 1 Make sure =/etc/dcache= is properly populated and =check-config ran= <verbatim>pdsh -w ppse0[1-3] "dcache check-config" |dshbak -c</verbatim> 1 Make sure =/etc/init.d/dcache= is deleted <verbatim>pdsh -w ppse0[1-3] "rm -fv /etc/init.d/dcache" |dshbak -c</verbatim> 1 Start dCache 2.2 <verbatim>pdsh -w ppse0[1-3] "dcache start" |dshbak -c</verbatim> ---++++ Test the functionality of dCache on the new hardware. 1 Test the BDII updating process: <verbatim>ui64 $ ldapsearch -x -LLL -h ppstorage01.lcg.cscs.ch -p 2170 -b "o=grid" >/dev/null ui64 $ ldapsearch -x -LLL -h ppstorage01.lcg.cscs.ch -p 2170 -b "o=grid" |wc -l 595</verbatim> 1 Test the SE with dcache tools: <verbatim>ui64 $ chk_SE-dcache -n ppstorage01.lcg.cscs.ch </verbatim> 1 Test the SE with lcg tools: <verbatim>ui64 $ chk_SE-lcgtools -d ppstorage01.lcg.cscs.ch - ui64 $ export LCG_GFAL_INFOSYS=ppbdii01.lcg.cscs.ch:2170 # need to do this because bdii takes a while to be refreshed across all levels ui64 $ lcg-ls -d -l srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp1</verbatim> 1 Test whether our files are correctly stored: <verbatim>ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp1 file:/home/miguelgi/dcache-22/pp/randompp1 ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp2 file:/home/miguelgi/dcache-22/pp/randompp2 ui64 $ lcg-cp -v -n 8 srm://ppstorage01.lcg.cscs.ch/pnfs/lcg.cscs.ch/dteam/randompp3 file:/home/miguelgi/dcache-22/pp/randompp3 ui64 $ md5sum -c md5.txt </verbatim> ---+++ Final steps 1 Reload iptables service to open again the ports to the outside: <verbatim>service iptables restart</verbatim> 1 Make sure the two new headnodes are in the LSI_MEGARAID DSH group. ---++ Other notes ---+++ Install new RPM Install the new version note, the 2.2.x rpm checks /opt/d-cache for old files so move the directory to keep a backup, we'll also need to move some files later. <span style="color: sienna;"> </span> <span style="color: sienna;"> </span> <span style="color: sienna;">mv /opt/d-cache /opt/d-cache.bkup </span> <span style="color: sienna;"> rpm -ivh dcache-2.2.10-1.noarch.rpm </span> ---+++ Config files Full details around the /opt to /etc location can be found at the following link. We'll need to manualy move the billing information <span style="color: sienna;"> cp -r /opt/d-cache/billing.bkup/* /var/lib/dcache/billing </span> I would recomend reading up on what has moved so you have a good idea of the locations of files before proceeding http://trac.dcache.org/wiki/optToUsr Note this step is a workaround, dcache 2.2 required the vomsdir to be populated . We need to update yaim config for dcache as there is a "config_vomsdir" function we should be able to use.<br /> <br /><span style="color: sienna;">scp -r cream01:/etc/grid-security/vomsdir /etc/gird-security/</span><br /> <br />Ensure that fetch-crl is going to be run <span style="color: sienna;"> </span> <span style="color: sienna;"> </span> <span style="color: sienna;">chkconfig --list | grep fetch-crl </span> <span style="color: sienna;">/etc/init.d/fetch-crl-cron status </span> ---+++ Starting dCache Everything else should be in cfengine under /srv/cfengine/file/ppstorage0* so lets ensure the new dcache has the correct sevices, if it doesn't run cfagent. <span style="color: sienna;">dcache services </span> Check for any obvious errors (although there shouldn't be any)<br /> <br /><span style="color: sienna;">dcache check-config</span><br /> <br />If all is well start dcahce<br /><br /><span style="color: sienna;">dcache start</span><br /> <br />Provided there are no problems run checks from ui64 to ensure all is working<br /> <span style="color: sienna;"><br />chk_SE-dcache -n ppstorage01.lcg.cscs.ch</span> ---+++ Other notes <br />You may see errors in like the below<br /> <br />"ERROR: function path2inodes(character varying, character varying) does not exist; Hint: No function matches the given name and argument types. You might need to add explicit type casts.; Position: 77]"<br /> <br />Import the missing procedure, note with dcache 2.2 defaults and example configs can be found under /usr/share/dcache<br /> <span style="color: sienna;"><br /> psql -U chimera -f /usr/share/dcache/chimera/sql/pgsql-procedures.sql chimera</span> ---++ Migrating to SL6 First we need to stop dcache and make a backup of the database <span style="color: sienna;">dcache stop </span> <span style="color: sienna;">pg_dumpall -f /tmp/db-bkup.220413</span> If requried copy the billing information, note this is under /var in dcache 2.2 <span style="color: sienna;">scp -r oldmachine:/var/lib/dcache/billing /var/lib/dcache</span> Copy the database to the new machine running SL6 and import it <span style="color: sienna;">su - postgres</span> <span style="color: sienna;">psql -f /tmp/db-bkup.220413 </span> Ensure that the settings within the pg_hba.conf are correct, in our case ensure authentication methods are set to trust. <span style="color: sienna;"> </span> <span style="color: sienna;"># "local" is for Unix domain socket connections only </span> <span style="color: sienna;">local all all trust </span> <span style="color: sienna;"># IPv4 local connections: </span> <span style="color: sienna;">host all all 127.0.0.1/32 trust </span> <span style="color: sienna;"># IPv6 local connections: </span> <span style="color: sienna;">host all all ::1/128 trust </span> ---+++ Other notes I expiricenced some authentication issues after this so I had to manually tell psql to reload the config (restarting the services/ server didn't seem to work for some reason) <span style="color: sienna;"> </span> <span style="color: sienna;">su - postgres </span> <span style="color: sienna;">pg_ctl reload </span> I had to install Java 7 as I recived the following error, note SL5 seemed fine with Java 6. <span style="color: sienna;">Unsupported major.minor version 51.0 </span> When running the dcache checks from ui64 I noticed the following error when doign an srm copy <span style="color: sienna;"> 06 Mar 2013 17:36:46 (PinManager) [] Unexpected failure while expiring pins </span> <span style="color: sienna;"> </span> <span style="color: sienna;">java.lang.IllegalStateException: No JDO PersistenceManager bound to thread, and configuration does not allow creation of non-transactional one here </span> In oder to resolve this I had to restart the utility domian, this appears to have been a reported bug https://lists.desy.de/sympa/arc/user-forum/2013-03/msg00019.html <span style="color: sienna;">dcache restart utilityDomian </span> <span style="color: sienna;"><br /></span> -- Main.GeorgeBrown - 2013-04-19
E
dit
|
A
ttach
|
Watch
|
P
rint version
|
H
istory
: r12
<
r11
<
r10
<
r9
<
r8
|
B
acklinks
|
V
iew topic
|
Ra
w
edit
|
M
ore topic actions
Topic revision: r12 - 2013-05-15
-
MiguelGila
LCGTier2
Log In
(Topic)
LCGTier2 Web
Create New Topic
Index
Search
Changes
Notifications
Statistics
Preferences
Users
Entry point / Contact
RoadMap
ATLAS Pages
CMS Pages
CMS User Howto
CHIPP CB
Outreach
Technical
Cluster details
Services
Hardware and OS
Tools & Tips
Monitoring
Logs
Maintenances
Meetings
Tests
Issues
Blog
Home
Site map
CmsTier3 web
LCGTier2 web
PhaseC web
Main web
Sandbox web
TWiki web
LCGTier2 Web
Users
Groups
Index
Search
Changes
Notifications
RSS Feed
Statistics
Preferences
P
P
View
Raw View
Print version
Find backlinks
History
More topic actions
Edit
Raw edit
Attach file or image
Edit topic preference settings
Set new parent
More topic actions
Warning: Can't find topic "".""
Account
Log In
E
dit
A
ttach
Copyright © 2008-2024 by the contributing authors. All material on this collaboration platform is the property of the contributing authors.
Ideas, requests, problems regarding TWiki?
Send feedback