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Overclock.net - Overclocking.net > Components > Hard Drives & Storage > RAID Controllers and Software | |
PERC 5/i RAID Card: Tips and Benchmarks
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#1021 (permalink) |
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New to Overclock.net
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Odd behavior; that's for sure. Anyway, the boot ROM issue might only be on the Gigabit CT (which is the newest gigabit desktop model); I don't have a 1000/PT so I don't know for sure. I do know that changing the 'show setup' or setup menu delay on the Intel boot ROM didn't change anything; I had to disable the boot ROM completely.
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#1022 (permalink) | |||||||||||||
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Intel Overclocker
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Can I get some help please fellas? I a, just waiting to know whether to enable WB, and what the Read Priority should be set to for RAID0?
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#1023 (permalink) | |||||||||||||
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Intel Overclocker
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Well I have my OS installed but my performace is literally half that of the onboard RAID controller. I have the most recent FW updated so that is not the issue but I am not sure what is.
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#1024 (permalink) | ||||||||||||||
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2 + 2 = 5
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Join Date: Nov 2006
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Leave the Read Priority alone. Do you have a BBU? Definitely enable WB but it needs a BBU. Check the LSI MegaRAID logs if it stays enabled.
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To answer most of your questions: (1) a fridge cannot cool a PC (2) 64-bit OS for over 3.4GB (3) If a PCIe card fits, it should work (4) Resolution, not screen size (5) If you have a question, it is not news (6) Report, not respond to Spam (7) Single-Rail/Non-Modular PSUs are not always better than Multi-Rail/Modular
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#1025 (permalink) | |||||||||||
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WB will work without a BBU. You just have a higher likelihood of losing data/ corrupting your operating system. I, for one, have absolutely nothing on my computer I would mind losing, so I have it enabled without a BBU.
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#1026 (permalink) | |||||||||||||
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2 + 2 = 5
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Join Date: Nov 2006
Location: In a Chair.
Posts: 34,849
Rep: 4163
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The newer firmware + driver supposedly disables WB without a BBU.
__________________
To answer most of your questions: (1) a fridge cannot cool a PC (2) 64-bit OS for over 3.4GB (3) If a PCIe card fits, it should work (4) Resolution, not screen size (5) If you have a question, it is not news (6) Report, not respond to Spam (7) Single-Rail/Non-Modular PSUs are not always better than Multi-Rail/Modular
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#1027 (permalink) | ||||||||||||||
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Watercooling Fiend
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My cable should arrive any day....FINALLY.
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#1028 (permalink) | |||||||||||||
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Intel Overclocker
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Well here is the thing. I have WB on and I DO have the BBU. I set the read priority to default (Read Ahead I believe). I am using a 128k stripe but I still get an average transfer rate of 80MB/s. That is awful compared to the 270MB/s I was getting with the intel onboard controller.
What am I doing wrong here. I was under the impression that I was suppose to get an increase in performance not lose more than half what I was running at. If anyone has any advice for me please chime in. If you think I am doing something wrong please let me know what I may need to do. As soon as I got the RAID card I taped the 5-6 pin, flashed to the newest FW (ends with 64), and installed Windows 7. Do you suppose that W7 has something to do with it?
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#1029 (permalink) | ||||||||||||||
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2 + 2 = 5
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Join Date: Nov 2006
Location: In a Chair.
Posts: 34,849
Rep: 4163
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Trader Rating: 56
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Quote:
Check the MegaRAID logs for anything unusual. Also, post your performance graphs. Hmmmm.... try disabling Read Ahead. I forgot you are using SSDs. Read Ahead is for hard drives. What that does is read the next sector which improve performance for sequential reads on hard drives. However, SSD data are fragmented on purpose.
__________________
To answer most of your questions: (1) a fridge cannot cool a PC (2) 64-bit OS for over 3.4GB (3) If a PCIe card fits, it should work (4) Resolution, not screen size (5) If you have a question, it is not news (6) Report, not respond to Spam (7) Single-Rail/Non-Modular PSUs are not always better than Multi-Rail/Modular
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#1030 (permalink) | |||||||||||||
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Intel Overclocker
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Duckie how do I use the MegaRAID logs? See the thing with me is that software is my low strength, and HW is where I shine. Si I got the HW working NP now I jus need to get the SW part of this situation under control.
When I try and load up the MegaRAID Storage Manager it asks for a UN and PW... I have niether. So how do I check my logs friend?
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