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Date: Tue, 22 May 2012 23:49:43 +0800
From: myrice <>
Subject: myrice: Weekly Report #6

- SHA512 OpenCL format
- XSHA512 OpenCL SWAP64(n) bug on 7970 fixed
- xsha512-cuda long password length support

- Loaded hashes on GPU
- Password Generation on GPU
- Try to reproduce bug on SWAP64 on 7970 with a simple test

Here are xsha512-opencl on 7970:

[11:18:23 myrice] run $ ./john -te=1 -fo=xsha512-opencl -pla=1
OpenCL platform 1: AMD Accelerated Parallel Processing, 2 device(s).
Using device 0: Tahiti
Compilation log: LOOP UNROLL: pragma unroll (line 163)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 168)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 183)
    Unrolled as requested!

Optimal Group work Size = 256
Global work size = 2097152
Benchmarking: Mac OS X 10.7+ salted SHA-512 [OpenCL]... DONE
Many salts:     54631K c/s real, 1083M c/s virtual
Only one salt:  23301K c/s real, 69905K c/s virtual


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