<!-- 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 --> ---+ Swiss WLCG Operations Meeting on 2012-09-06 * *Date and time*: First Thursday of the month, at 14:00 * *Place*: EVO, password: chipp * *External link / EVO*: http://evo.caltech.edu/evoNext/koala.jnlp?meeting=vsvivIese2IsIvaiaMItas ---++ Agenda Status * CSCS (reports Pablo): * Central Storage extension * PSI (reports Fabio): * Designing a *Fast, Highly Available, SAN based* 10TB /home based on GPFS using: * Two 2u HP Proliant + [[http://publib.boulder.ibm.com/infocenter/clresctr/vxrx/index.jsp?topic=%2Fcom.ibm.cluster.gpfs.v3r50-3.gpfs300.doc%2Fbl1ins_nodqtieb.htm][GPFS 3.5 - Node quorum with tiebreaker disks]] * Well tested dual card Qlogic FC 8Gbit/s * 2u 24-bay IBM [[http://www-03.ibm.com/systems/storage/disk/ds3500/specifications.html][DS3524]] *otherwise* 2u 24-bay [[http://www.sgi.com/products/storage/raid/5000.html][SGI IS5000]]. * 6 Gbps SAS 2.5" disks: a reasonable capacity/cost disks choice is 900GB 10k, but I'm waiting offers for SSD and 15k. * Cost with 10k disks is ~50k CHF. * *BTW*, it's still missing features like snapshots but also *GlusterFS*, now called [[https://access.redhat.com/knowledge/docs/Red_Hat_Storage/][Red Hat Storage 2.0]], can implement a *cheap HA /home with 2 NAS*. * Because of WN panics we've enforced SGE queues memory limits, the conf can be interesting for UNIBE. * Testing dCache 1.9.12 inside our VMWare testbed. * UNIBE (reports Gianfranco): * Xxx * UNIGE (reports Szymon): * Xxx Other topics * Topic1 * Topic2 Next meeting date AOB ---++ Attendants * CSCS: * CMS: Fabio * ATLAS: * LHCb: * EGI: ---++ Action items * Item1
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Topic revision: r3 - 2012-09-03 - FabioMartinelli
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