Western Digital Corporation · NASDAQ:WDC
Western Digital — Technical Presentation (October 2018)
10 slides from Western Digital's technical presentation, Oct 26, 2018
Slide 1: Ultrastar Serv60+8 HDD RAID 5 Performance: 9361-16i
Ultrastar™Serv60+8 HDD RAID 5 Performance : 9361-16i Pavan Gururaj Oct 26, 2018 ©2016 Western Digital Technologies Inc. or affiliates. All rights reserved. Confidential
Slide 2: Agenda
Agenda • Configuration Details 1 • 2xBroadcom 9361-16i(60HDD) - RAID5: Performance Results 3 • 2xBroadcom 9361-16i(60HDD) -RAID5: Sequential Read Results 4 • 2xBroadcom 9361-16i(60HDD)-RAID5: Sequential Write Results 5 • 2xBroadcom 9361-16i(60HDD)-RAID5: Random Read Results 6 • 2xBroadcom 9361-16i(6
Slide 3: Configuration Details
Configuration Details Product Ultrastar Serv60+8 Processors Intel(R) Xeon(R) Silver 4114 CPU @ 2.20GHz Cores 40 with HT enabled Operating System Red Hat Enterprise Linux Server release 7.3 (Maipo) Kernel 3.10.0-514.el7.x86_64 Ultrastar Serv60+8 Firmware 2010-007 12TB SAS HDD Model HGST- HUH721212AL4
Slide 4: 2xBroadcom 9361-16i(60HDD) - RAID5: Performance Results
2xBroadcom 9361-16i(60HDD) - RAID5: Performance Results RAID5 Details: HDD Raid5: 3xRAID5 - per 9361-16i HBA,10 HDD per RAID, Total of 6xHDD Raid5 with 2x9361-16i HBA. ©2016 Western Digital Technologies Inc. or affiliates. All rights reserved. Confidential 4
Slide 5: 9361-16i(60HDD) - RAID5: Sequential Read
2xBroadcom 9361-16i(60HDD) -RAID5: Sequential Read Results IOps: 100% Sequential 100% Read MBps: 100% Sequential 100% Read 10.9 300000 12000 GBps 250 K IOps 250000 10000 200000 8000 MBps IOps 150000 6000 100000 4000 50000 2000 0 0 1 2 4 16 32 64 1 2 4 16 32 64 Blk Size, QD Blk Size, QD 4K SR 8K SR 1
Slide 6: 9361-16i(60HDD) - RAID5: Sequential Write
2xBroadcom 9361-16i(60HDD)-RAID5: Sequential Write Results IOps: 100% Sequential 100% Write MBps: 100% Sequential 100% 30000 Write 24.7 K 4.9 IOps 6000 GBps 25000 5000 20000 4000 IOps 15000 MBps 3000 10000 2000 5000 1000 0 0 1 2 4 16 32 64 1 2 4 16 32 64 Blk Size, QD Blk Size, QD 4K SW 8K SW 16K SW
Slide 7: 9361-16i(60HDD) - RAID5: Random Read
2xBroadcom 9361-16i(60HDD)-RAID5: Random Read Results IOps: 100% Random 100% Read IOps: 100% Random 100% Read 8000 7 K IOps 1600 1.37 GBps 7000 1400 6000 1200 5000 1000 MBps IOps 4000 800 3000 600 2000 400 1000 200 0 0 1 2 4 16 32 64 1 2 4 16 32 64 Blk Size, QD Blk Size, QD 4K RR 8K RR 16K RR 32K RR
Slide 8: 9361-16i(60HDD) - RAID5: Random Write
2xBroadcom 9361-16i(60HDD) -RAID5: Random Write Results IOps: 100% Random 100% Write MBps: 100% Random 100% Write 550 1400 1.2 K 600 MBps IOps 1200 500 1000 400 800 MBps IOps 300 600 200 400 100 200 0 0 1 2 4 8 16 32 64 1 2 4 8 16 32 64 Blk Size, QD Blk Size, QD 4K RW 8K RW 16K RW 32K RW 64K RW 4K R
Slide 9: Response Time: 2xBroadcom 9361-16i(60HDD)-RAID5
Response Time: 2xBroadcom 9361-16i(60HDD)-RAID5 Avg Resp Time: 100% Avg Resp Time: 100% Sequential Sequential 100% Read 100% Write 40 150 100 20 ms ms 50 0 0 1 2 4 16 32 64 1 2 4 16 32 64 Blk Size, QD Blk Size, QD 4K SR 8K SR 16K SR 32K SR 64K SR 4K SW 8K SW 16K SW 32K SW 64K SW 128K SR 256K SR 512K
Slide 10: Summary: 2xBroadcom 9361-16i(60HDD)-RAID5
Summary: 2xBroadcom 9361-16i(60HDD)-RAID5 Below is the maximum performance observed for 2xBroadcom 9361-16i(60HDD)-RAID5 volumes Max Performance: 2xBroadcom 9361-16i(60HDD) - RAID5 Profile IOps GBps SR 250 K IOps 10.9 GBps SW 24 K IOps 4.9 GBps RR 7 K IOps 1.37 GBps RW 1.2 K IOps 550 MBps ©2016 West
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