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---++ <span style="color: sienna;">Storage Elements(SE)</span> Storage System dCache : *2018:* <strong><span style="color: sienna;"> * Hardware</span></strong> *Storage System dCache:* Typically Supermicro and DELL * 1st - Disk Only: *7.2 PB* * 2nd - support Mass Storage System: *1.1PB*. * 1 tape robot: * * IBM TS3500, 3440xLTO-6 data cartridges; * 12xLTO-6 tape drives FC8, *9 PB* <strong><span style="color: sienna;">* Software </span></strong> * OS: Scientific Linux release 6 x86_64. * BATCH : Torque 4.2.10 (home made) * Maui 3.3.2 (home made) * CMS Phedex * dCache-3.2 * Enstore 4.2.2 for tape robot. *2017:* <strong><span style="color: sienna;"> * Hardware</span></strong> *Storage System dCache:* *1st - Disk for ATLAS & CMS:* Typically Supermicro and DELL * 31 disk servers: 2 x CPU (Xeon E5-2650 @ 2.00GHz); 128GB RAM; 63TB ZFS (24x3000GB NL SAS); 2x10G. * 24 disk servers: 2 x CPU (Xeon E5-2660 v3 @ 2.60GHz); 128GB RAM; 76TB ZFS (16x6000GB NL SAS); 2x10G * 4 disk servers: 2 x CPU (Xeon E5-2650 v4 @ 2.29GHz) 128GB RAM; 150TB ZFS (24x8000GB NLSAS), 2x10G Total space: *4.6PB.* * 3 head node machines: 2 x CPU (Xeon E5-2683 v3 @ 2.00GHz); 128GB RAM; 4x1000GB SAS h/w RAID10; 2x10G. * 8 KVM (Kernel-based Virtual Machine) for access protocols support. *2nd - support Mass Storage System:* * 8 disk servers: 2 x CPU (Xeon X5650 @2.67GHz); 96GB RAM; 63TB h/w RAID6 (24x3000GB SATAIII); 2x10G; Qlogic Dual 8Gb FC. * 8 disk servers: 2 x CPU (E5-2640 v4 @ 2.40GHz); 128GB RAM; 70TB ZFS (16x6000GB NLSAS); 2x10G; Qlogic Dual 16Gb FC. Total disk buffer space: *1PB*. * 1 tape robot: IBM TS3500, 2000xLTO Ultrium-6 data cartridges; 12xLTO Ultrium-6 tape drives FC8; *11000TB*. * 3 head node machines: 2 x CPU (Xeon E5-2683 v3 @ 2.00GHz); 128GB RAM; 4x1000GB SAS h/w RAID10; 2x10G. * 6 KVM machines for access protocols support <strong><span style="color: sienna;">* Software </span></strong> * dCache-2.16 * Enstore 4.2.2 for tape robot. *2016* <strong><span style="color: sienna;">* Hardware </span></strong> <strong><span style="color: sienna;"> </span><span style="color: sienna;"> _%BLACK%1st - Disk Only:%ENDCOLOR%_ </span></strong> <span style="color: sienna;">%BLACK%30 disk servers: 2 x CPU (Xeon E5-2650 @ 2.00GHz); 128GB RAM; 63TB h/w RAID6 (24x3000GB NL SAS); 2x10G.<br />%ENDCOLOR%</span> <span style="color: sienna;">%BLACK%12 disk servers: 2 x CPU (Xeon E5-2660 v3 @ 2.60GHz); 128GB RAM; 76TB ZFS (16x6000GB NL SAS); 2x10G.<br />%ENDCOLOR%</span> <span style="color: sienna;">%BLACK%Total space: 2.8PB <br />%ENDCOLOR%</span> <span style="color: sienna;">%BLACK%3 head node machines: 2 x CPU (Xeon E5-2683 v3 @ 2.00GHz); 128GB RAM; 4x1000GB SAS h/w RAID10; 2x10G.<br />%ENDCOLOR%</span> <span style="color: sienna;">%BLACK%8 KVM (Kernel-based Virtual Machine) for access protocols support.%ENDCOLOR%</span> <strong><span style="color: sienna;">%BLACK% _2nd - support Mass Storage System:_ %ENDCOLOR%</span></strong> <span style="color: sienna;">%BLACK%8 disk servers: 2 x CPU (Xeon X5650 @2.67GHz); 96GB RAM; 63TB h/w RAID6 (24x3000GB SATAIII); 2x10G; Qlogic Dual 8Gb FC.%ENDCOLOR%</span> <span style="color: sienna;">%BLACK% Total disk buffer space: 0.5PB.<br /><br />1 tape robot: IBM TS3500, 2000xLTO Ultrium-6 data cartridges; 12xLTO Ultrium-6 tape drives FC8; 5400TB. <br />%ENDCOLOR%</span> <span style="color: sienna;">%BLACK%3 head node machines: 2 x CPU (Xeon E5-2683 v3 @ 2.00GHz); 128GB RAM; 4x1000GB SAS h/w RAID10; 2x10G. <br />%ENDCOLOR%</span> <span style="color: sienna;">%BLACK%6 KVM machines for access protocols support%ENDCOLOR%</span> <strong><span style="color: sienna;">* Software</span></strong> dCache-2.10 Enstore 4.2.2 for tape robot. *2014:* <span style="color: sienna;"><span id="result_box">* Hardware</span></span> 2 facilities SE (dCache) _1st - Disk Only:_ <span id="result_box">3 disk servers</span>: 65906GB h/w RAID6 (24x3000GB SATAIII); 2x1GbE; 48GB RAM 5 <span id="result_box">disk servers</span>: 65906GB h/w RAID6 (24x3000GB SATAIII); 10GbE; 48GB RAM 3 control computes : 2xCPU (Xeon X5650 @ 2.67GHz; 48GB RAM; 500GB SATA-II; 2x1GbE. 8 <span id="result_box">computers support access protocols. All are on a virtual machine (KVM)</span> <br /> <em>2nd - support Mass Storage System:<br /> </em><br /> 2 <span id="result_box">disk servers</span>: 65906GB h/w RAID6 (24x3000GB SATAIII); 2x1GbE; 48GB RAM<br /> 1 tape robot: IBM TS3200, 24xLTO5; 4xUltrium5 FC8; 72TB.<br /> 3 control computers : 2xCPU (Xeon X5650 @ 2.67GHz; 48GB RAM; 500GB SATA-II; 2x1GbE.<br /> 6 <span id="result_box">computers support access protocols. All are on a virtual machine (KVM</span>) <span style="color: sienna;"><span id="result_box">* Software</span></span> dcache-2.6.31-1 (dcache.org) dcache disk only<br /> dcache-2.2.27 (dcache.org) dcache MSS
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Topic revision: r5 - 2018-07-23
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