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Topic: [Solved] Very low hashrate for mining Litecoin with cgminer and BAMT (Read 4009 times)

hero member
Activity: 632
Merit: 500
I want to mention I've found the "problem".

Don't use the 2.7.4 or 2.7.5 version of cgminer, you'll get stuck at 5-10 khash whatever the GPU or the settings. I've used the 2.6.1 version of cgminer, and it mine normally. I can't explain the bug, just avoid those version of cgminer with BAMT 0.5c.

I don't know if the problem exist in other OS.
hero member
Activity: 632
Merit: 500
Hi!

I'm looking to move my Bitcoin farm to Litecoin. Using this guide:
http://www.bitcointrading.com/forum/linux-distros/bamt-version-0-5-easy-usb-based-mining-linux-with-farm-wide-management-tools/msg1835/#msg1835

I've successfully installed cgminer and the required SDK. I can mine with my GPU, everything is detected and fine. The problem is, I can't go over 5 Kh/s with a 5770 or a 6770 (my test GPUs).

I've tried playing around with this:
https://github.com/ckolivas/cgminer/blob/master/SCRYPT-README
I've tried different values, adding, removing parameters, but it doesn't seem to make any difference. I'm stuck with really low hashpower.

My test rig has an Sempron 135 and 4G of RAM.

I've also entered the three "export" commands before starting cgminer. I use cgminer 2.7.5. Any advice is welcomed.

Thanks!  Smiley

Brunic

How big is your farm?

18 GHash for Bitcoin.
legendary
Activity: 2492
Merit: 1473
LEALANA Bitcoin Grim Reaper
Hi!

I'm looking to move my Bitcoin farm to Litecoin. Using this guide:
http://www.bitcointrading.com/forum/linux-distros/bamt-version-0-5-easy-usb-based-mining-linux-with-farm-wide-management-tools/msg1835/#msg1835

I've successfully installed cgminer and the required SDK. I can mine with my GPU, everything is detected and fine. The problem is, I can't go over 5 Kh/s with a 5770 or a 6770 (my test GPUs).

I've tried playing around with this:
https://github.com/ckolivas/cgminer/blob/master/SCRYPT-README
I've tried different values, adding, removing parameters, but it doesn't seem to make any difference. I'm stuck with really low hashpower.

My test rig has an Sempron 135 and 4G of RAM.

I've also entered the three "export" commands before starting cgminer. I use cgminer 2.7.5. Any advice is welcomed.

Thanks!  Smiley

Brunic

How big is your farm?
hero member
Activity: 632
Merit: 500
Hi!

I'm looking to move my Bitcoin farm to Litecoin. Using this guide:
http://www.bitcointrading.com/forum/linux-distros/bamt-version-0-5-easy-usb-based-mining-linux-with-farm-wide-management-tools/msg1835/#msg1835

I've successfully installed cgminer and the required SDK. I can mine with my GPU, everything is detected and fine. The problem is, I can't go over 5 Kh/s with a 5770 or a 6770 (my test GPUs).

I've tried playing around with this:
https://github.com/ckolivas/cgminer/blob/master/SCRYPT-README
I've tried different values, adding, removing parameters, but it doesn't seem to make any difference. I'm stuck with really low hashpower.

My test rig has an Sempron 135 and 4G of RAM.

I've also entered the three "export" commands before starting cgminer. I use cgminer 2.7.5. Any advice is welcomed.

Thanks!  Smiley

Brunic
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