Dell PowerEdge R720 and R720xd Owner's Manual
Page 10
... The LCD lights blue during POST, press and hold the button for more than five seconds to insert a vFlash media card. NOTE: In systems supporting Dell PowerEdge Express Flash devices (PCIe SSDs), hard-drive slots 0 through 3 in F2 iDRAC setup) press and hold the system ID button for more than 15 seconds. ..., or Icon Description Connector the front and the system status indicator on as Service Tag, NIC, MAC address and so on the back flashes until one of whether the system is turned on and off . The LCD lights amber when the system needs attention, and the LCD panel...
... The LCD lights blue during POST, press and hold the button for more than five seconds to insert a vFlash media card. NOTE: In systems supporting Dell PowerEdge Express Flash devices (PCIe SSDs), hard-drive slots 0 through 3 in F2 iDRAC setup) press and hold the system ID button for more than 15 seconds. ..., or Icon Description Connector the front and the system status indicator on as Service Tag, NIC, MAC address and so on the back flashes until one of whether the system is turned on and off . The LCD lights amber when the system needs attention, and the LCD panel...
Dell PowerEdge R720 and R720xd Owner's Manual
Page 66
... installing expansion cards to ensure proper cooling and mechanical fit. Expansion Card Installation Order Card Priority 1 Card Type Slot Priority-PowerEdge R720 2-Processor Dell PowerEdge 4 Express Flash (PCIe SSD) Bridge 1-Processor Not Supported Slot Priority-PowerEdge R720xd 2-Processor 1-Processor Not Supported Not Supported Max Allowed R720 R720xd 1 0 2 GPU (double 6, 4 6 wide) Not Not Supported 2 0 Supported GPU (single...
... installing expansion cards to ensure proper cooling and mechanical fit. Expansion Card Installation Order Card Priority 1 Card Type Slot Priority-PowerEdge R720 2-Processor Dell PowerEdge 4 Express Flash (PCIe SSD) Bridge 1-Processor Not Supported Slot Priority-PowerEdge R720xd 2-Processor 1-Processor Not Supported Not Supported Max Allowed R720 R720xd 1 0 2 GPU (double 6, 4 6 wide) Not Not Supported 2 0 Supported GPU (single...
Dell PowerEdge R720 and R720xd Owner's Manual
Page 99
...2.5 inch (x16) SAS/SATA backplane or dual 2.5 inch (x8) SAS/SATA backplanes or 2.5 inch (x8) SAS/SATA backplane and 2.5 inch (x4) Dell PowerEdge Express Flash (PCIe SSD) backplane or 3.5 inch (x8) SAS/SATA backplane or no backplane 2.5 inch (x24) SAS/SATA backplane and optional 2.5 inch (x2) SAS...cable(s) from the electrical outlet. 3. If installed, remove the front bezel 2. CAUTION: To prevent damage to servicing that is not authorized by Dell is not covered by your product documentation, or as authorized in the same locations. 4. Press the release tabs and slide the backplane upward....
...2.5 inch (x16) SAS/SATA backplane or dual 2.5 inch (x8) SAS/SATA backplanes or 2.5 inch (x8) SAS/SATA backplane and 2.5 inch (x4) Dell PowerEdge Express Flash (PCIe SSD) backplane or 3.5 inch (x8) SAS/SATA backplane or no backplane 2.5 inch (x24) SAS/SATA backplane and optional 2.5 inch (x2) SAS...cable(s) from the electrical outlet. 3. If installed, remove the front bezel 2. CAUTION: To prevent damage to servicing that is not authorized by Dell is not covered by your product documentation, or as authorized in the same locations. 4. Press the release tabs and slide the backplane upward....
Dell PowerEdge R720 and R720xd Owner's Manual
Page 107
SSD/PCIe SSD cables (4) 5. x4 hard-drive backplane 3. backplane signal cable 107 PowerEdge R720 1. backplane power cable 6. hard-drive backplane connectors (4) 2. Figure 61. release tab 4. Removing and Installing the 2.5 Inch (x4) SSD/Dell PowerEdge Express Flash (PCIe SSD) Backplane-
SSD/PCIe SSD cables (4) 5. x4 hard-drive backplane 3. backplane signal cable 107 PowerEdge R720 1. backplane power cable 6. hard-drive backplane connectors (4) 2. Figure 61. release tab 4. Removing and Installing the 2.5 Inch (x4) SSD/Dell PowerEdge Express Flash (PCIe SSD) Backplane-
Dell PowerEdge R720 and R720xd Owner's Manual
Page 142
...drive configuration) Up to 512 GB Up to 64 GB Up to 768 GB (PowerEdge R720xd with a hard-drive blank). For more information on software RAID, see the Dell PowerEdge RAID Controller (PERC) documentation at support.dell.com/manuals. or dual-ranked 2 GB or 4 GB 2 GB with a single... or eight plus eight-hard-drive systems Twelve-hard-drive systems Hard drives (PowerEdge R720xd) Twelve plus two-hard-drive systems Twenty-four plus two-hard-drive systems 16 GB single- Up to four 2.5 inch Dell PowerEdge Express Flash devices (PCIe SSDs) in hard-drive slots 0 through 15 or 0 through...
...drive configuration) Up to 512 GB Up to 64 GB Up to 768 GB (PowerEdge R720xd with a hard-drive blank). For more information on software RAID, see the Dell PowerEdge RAID Controller (PERC) documentation at support.dell.com/manuals. or dual-ranked 2 GB or 4 GB 2 GB with a single... or eight plus eight-hard-drive systems Twelve-hard-drive systems Hard drives (PowerEdge R720xd) Twelve plus two-hard-drive systems Twenty-four plus two-hard-drive systems 16 GB single- Up to four 2.5 inch Dell PowerEdge Express Flash devices (PCIe SSDs) in hard-drive slots 0 through 15 or 0 through...
Improving NFS performance on HPC clusters with Dell Fluid Cache for DAS
Page 3
... 2.4.3. Performance ...16 3.1. Random writes and reads 19 3.3. NFS server configuration and tuning 29 A.4. Useful commands and references 34 A.7. NFS storage solution (baseline 7 2.2. Dell PowerEdge Express Flash PCIe SSD health and monitoring 14 2.5.3. Dell Fluid Cache for DAS 14 2.5. Conclusion...25 5. Introduction...6 1.1. Solution tuning 12 2.4.1. Sequential writes and reads 17 3.2. Hardware checklist and cabling 27 A.2. IOzone...
... 2.4.3. Performance ...16 3.1. Random writes and reads 19 3.3. NFS server configuration and tuning 29 A.4. Useful commands and references 34 A.7. NFS storage solution (baseline 7 2.2. Dell PowerEdge Express Flash PCIe SSD health and monitoring 14 2.5.3. Dell Fluid Cache for DAS 14 2.5. Conclusion...25 5. Introduction...6 1.1. Solution tuning 12 2.4.1. Sequential writes and reads 17 3.2. Hardware checklist and cabling 27 A.2. IOzone...
Improving NFS performance on HPC clusters with Dell Fluid Cache for DAS
Page 6
...study complete this document. 1.1. All the results presented in this NFS server is a write-back host caching software. DFC combines multiple Dell PowerEdge™ Express Flash PCIe SSDs to provide a read -after-writes, and re-reads • Data protection as I/O clients to provide I /O request..., the DFC software can provide great performance for small to analyze different I /O operations per second (IOPS). A 64-server Dell PowerEdge cluster was conducted to mid-sized clusters.1 Nearline SAS (NL SAS) drives provide large capacity and good performance for the DFC comparison...
...study complete this document. 1.1. All the results presented in this NFS server is a write-back host caching software. DFC combines multiple Dell PowerEdge™ Express Flash PCIe SSDs to provide a read -after-writes, and re-reads • Data protection as I/O clients to provide I /O request..., the DFC software can provide great performance for small to analyze different I /O operations per second (IOPS). A 64-server Dell PowerEdge cluster was conducted to mid-sized clusters.1 Nearline SAS (NL SAS) drives provide large capacity and good performance for the DFC comparison...
Improving NFS performance on HPC clusters with Dell Fluid Cache for DAS
Page 10
Improving NFS Performance on HPC Clusters with Dell Fluid Cache for DFC Server configuration NFS SERVER PowerEdge R720 CACHE POOL Two 350GB Dell PowerEdge Express Flash PCIe SSD SSD CONTROLLER Internal (slot 4) Rest of the configuration is the same as baseline, as described in Table 1 Storage ...pure NFS baseline solution and the NFS+DFC solution were exercised using mtip32xx v2.1.0 Rest of Dell Fluid Cache for caching is enabled for NFS. 2.3. Using the latest quarter height Dell PowerEdge M420 blade server5 as the building block for DAS v1.0 Rest of the configuration is the...
Improving NFS Performance on HPC Clusters with Dell Fluid Cache for DFC Server configuration NFS SERVER PowerEdge R720 CACHE POOL Two 350GB Dell PowerEdge Express Flash PCIe SSD SSD CONTROLLER Internal (slot 4) Rest of the configuration is the same as baseline, as described in Table 1 Storage ...pure NFS baseline solution and the NFS+DFC solution were exercised using mtip32xx v2.1.0 Rest of Dell Fluid Cache for caching is enabled for NFS. 2.3. Using the latest quarter height Dell PowerEdge M420 blade server5 as the building block for DAS v1.0 Rest of the configuration is the...
Improving NFS performance on HPC clusters with Dell Fluid Cache for DAS
Page 14
...'s health and performance statistics. 2.5.1. The Express Flash PCIe SSDs are cached and replicated, thus helping to four SSDs in Table 4. This will see improved performance with this solution is a very straightforward task. Dell PowerEdge Express Flash PCIe SSD health and monitoring Configuring the ...PCIe SSDs in the NFS server is provided in the solution. Improving NFS Performance on HPC Clusters with Dell Fluid Cache for larger amounts of data and...
...'s health and performance statistics. 2.5.1. The Express Flash PCIe SSDs are cached and replicated, thus helping to four SSDs in Table 4. This will see improved performance with this solution is a very straightforward task. Dell PowerEdge Express Flash PCIe SSD health and monitoring Configuring the ...PCIe SSDs in the NFS server is provided in the solution. Improving NFS Performance on HPC Clusters with Dell Fluid Cache for larger amounts of data and...
Improving NFS performance on HPC clusters with Dell Fluid Cache for DAS
Page 26
Dell PowerEdge Express Flash PCIe SSD www.dell.com/poweredge/expressflash http://support.dell.com/support/edocs/storage/Storlink/PCIe%20SSD/UG/en/index.htm http://content.dell.com/us/en/home/d/solutions/limited-hardware-warranties.aspx 26 Improving NFS Performance on HPC Clusters with Dell Fluid Cache for DAS http://en.community.dell.com/techcenter/systems-management/w/wiki/1760.openmanageserver-administrator-omsa.aspx 8.
Dell PowerEdge Express Flash PCIe SSD www.dell.com/poweredge/expressflash http://support.dell.com/support/edocs/storage/Storlink/PCIe%20SSD/UG/en/index.htm http://content.dell.com/us/en/home/d/solutions/limited-hardware-warranties.aspx 26 Improving NFS Performance on HPC Clusters with Dell Fluid Cache for DAS http://en.community.dell.com/techcenter/systems-management/w/wiki/1760.openmanageserver-administrator-omsa.aspx 8.