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Dell HPC NFS Storage Solution - High Availability NSS-HA Configuration with Dell PowerVault MD3260-MD3060e Storage Arrays User Guide and Technical Manual.

Summary

Technical white paper describing the Dell HPC NFS Storage Solution with High Availability (NSS-HA) configuration using Dell PowerVault MD3260 and MD3060e storage arrays. Authored by Dell HPC Engineering (Xin Chen, Garima Kochhar, Mario Gallegos), this May 2013 version 2.0 document covers NSS-HA architecture overview, Dell-specific HA offerings, deployment best practices, and configuration procedures for building redundant NFS storage infrastructure supporting high-performance computing clusters.

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Dell HPC NFS Storage Solution – High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays A Dell Technical White Paper

Xin Chen, Garima Kochhar and Mario Gallegos

Dell HPC Engineering

May 2013| Version 2.0

Page Summary Contents For Dell HPC NFS Storage Solution - High Availability NSS-HA Configuration with Dell PowerVault MD3260-MD3060e Storage Arrays User Guide and Technical Manual.

Page 1 Dell HPC NFS Storage Solution – High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays A Dell Technical White Paper Xin Chen, Garima Kochhar and Mario Gallegos De...
Page 2 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays This document is for informational purposes only and may contain typographi...
Page 3 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays Contents Executive summary (updated May 2013) ................................
Page 4 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays Figures Figure 1. The infrastructure of the NSS-HA solution ..................
Page 5 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays Executive summary (updated May 2013) This solution guide describes the Dell...
Page 6 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays 1. Introduction This solution guide provides information on the latest Dell...
Page 7 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays The infrastructure of the NSS-HA solution Figure 1. Note: The i DRAC 7 ente...
Page 8 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays NSS-HA Solutions(1), (2), (3) Table 1. NSS2-HA NSS3-HA Release NSS4-HA NSS4...
Page 9 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays 3. Dell Power Vault MD3260 and MD3060e storage arrays As compared to previo...
Page 10 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays o With the RAID-6 8+2 choice for the virtual disk configuration, six virtua...
Page 11 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays 4. Evaluation The architecture proposed in this white paper was evaluated i...
Page 12 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays NSS4.5-HA test bed Figure 3. Public network (IB or 10Gb E) Clients Clients ...
Page 13 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays Storage configuration Storage Enclosure One Dell Power Vault MD3260 enclosu...
Page 14 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays Firmware and Drivers PERC H710P firmware 21.0.2-0001 PERC H710P driver mega...
Page 15 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays tolerant mechanisms in NSS-HA solutions, then presents the HA functionality...
Page 16 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays  Server failure.  Heartbeat link failure.  Public link failure.  Privat...
Page 17 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays  Multiple SAS link failures — simulated by disconnecting all SAS links bet...
Page 18 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays 5.1. IPo IB sequential writes and reads ro in /s Figure 4 shows the sequent...
Page 19 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays IPo IB random write and read performance Figure 5. NFS IPo IB random I/O pe...
Page 20 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays IPo IB file create performance Figure 6. st ra ti re te ra ti se se File cr...
Page 21 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays IPo IB file remove performance Figure 8. re ra ti File remove se File remov...
Page 22 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays Appendix A: Benchmarks and test tools The IOzone benchmark was used to meas...
Page 23 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays IOzone Argument Description -s File size. -t Number of threads. +m Location...
Page 24 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays A.2. mdtest You can download mdtest from http://sourceforge.net/projects/md...
Page 25 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays  Start the cluster service on the server.  Mount NFS Share on clients. Me...
Page 26 Dell HPC NFS Storage Solution - High Availability (NSS-HA) Configuration with Dell Power Vault MD3260/MD3060e Storage Arrays checkstream[compute-00-10]: [valid data] 1488 valid extents in 273.860652 s...

Manual Details

Brand Dell
Pages 26
File Size 771.88 KB
Published June 15, 2026
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Frequently Asked Questions

What type of storage arrays are supported by the NSS-HA solution?

The solution is designed with Dell PowerVault MD3260 and MD3060e storage arrays.

How can I test data transfer performance in read/write operations?

Tools like IOzone, mdtest, Checkstream, or the dd Linux utility can be used for benchmarking sequential and random IPoIB reads and writes.

What risk exists during HA service failover concerning data integrity?

If the file system is exported via NFS async operation and an HA service failover occurs during a write operation, data corruption is likely to happen.

Which command structure should be used to perform data writing on the clients?

To write data to the storage, the command `dd if=/dev/zero of=/mnt/xfs/file bs=1M count=90000` was used in the example provided.