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Thread: Slow VCL speeds
Post: Slow VCL speeds
| As a continuation of this (https://hashcat.net/forum/thread-2750.html) thread, I've got updates...
I'm now running:
Broker- 1U server, 12GB RAM, Mellanox ConnectX-3 QDR Infiniband HCA connected direc... |
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davejcb |
Old oclHashcat Support
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7 |
14,626 |
12-11-2013, 12:03 AM |
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Thread: Slow VCL speeds
Post: RE: Slow VCL speeds
| What kind of performance could I expect with disthc running over Infiniband compared to standalone? Is it designed to work over a high speed/low latency link like VCL is, or is it much different?
T... |
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davejcb |
Old oclHashcat Support
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7 |
14,626 |
12-11-2013, 05:07 AM |
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Thread: Slow VCL speeds
Post: RE: Slow VCL speeds
| Just for the record- I've managed to get ~20 000K/sec over gigabit using VCL, which is the speed I was expecting all along. The trick was ramping up the -n value way up- anything under 300 or 400 was ... |
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davejcb |
Old oclHashcat Support
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7 |
14,626 |
12-18-2013, 11:09 PM |
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Thread: Slow VCL speeds
Post: RE: Slow VCL speeds
| 12GB lasted me ~60 hours, before running out, adding more soon. |
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davejcb |
Old oclHashcat Support
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7 |
14,626 |
12-23-2013, 04:32 AM |
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Thread: Slow VCL speeds
Post: RE: Slow VCL speeds
| If I watch top, the oclhashcat process just consumes more and more memory, starting at ~15%, and steadily consumes until all is exhausted. The rate is about 2%/hr, if I remember correctly.
Not sure... |
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davejcb |
Old oclHashcat Support
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7 |
14,626 |
12-26-2013, 05:15 AM |
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Thread: reuse restore file after upgrade (was oclHashcat v1.01)
Post: RE: oclHashcat v1.01
| Here's another one, not sure if it's possible- I have a long running brute-force attack, and I want to add some GPUs to my VCL cluster.
When I will try to start with the new configuration, it will ... |
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davejcb |
Old oclHashcat Support
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6 |
14,051 |
01-04-2014, 04:32 PM |
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Thread: $3,000 budget ?
Post: RE: $3,000 budget ?
| Where the hell do you guys buy the LEPA G1600? Everywhere I look, it's out of stock... |
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davejcb |
Hardware
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7 |
13,876 |
01-14-2014, 11:39 PM |
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Thread: Slow VCL performance
Post: Slow VCL performance
| Good morning all!
First time poster, been reading for a while...
I set up of small proof of concept VCL setup, currently with the following:
Broker- workstation (Ubuntu 12.04LTS x64, VCL 1.22), 8GB... |
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davejcb |
Very old oclHashcat-plus Support
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5 |
12,365 |
10-29-2013, 03:43 PM |
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Thread: Slow VCL performance
Post: RE: Slow VCL performance
| Thanks for the reply- I will compare performance with a lower -n value. Would there be any value in going to VCL 1.21?
I noticed that I didn't mention this is a brute-force attack, by the way.
I gue... |
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davejcb |
Very old oclHashcat-plus Support
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5 |
12,365 |
10-29-2013, 07:19 PM |
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Thread: Slow VCL performance
Post: RE: Slow VCL performance
| Interesting results-
-I've reconfigured to run the broker on a compute node with two 7990s
-this connects over gigabit to another compute node with two 6970s
This is a -a 3 -m 500 session (brut... |
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davejcb |
Very old oclHashcat-plus Support
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5 |
12,365 |
11-01-2013, 05:01 PM |
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Thread: Slow VCL performance
Post: RE: Slow VCL performance
| Just as an update to my setup and results-
Broker - now a 1U server with 12GB RAM (getting more soon)
Node 1 - 7990, 6970
Node 2 - 7990, 6970
Network - still dedicated Gb switch
Software- ocl... |
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davejcb |
Very old oclHashcat-plus Support
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5 |
12,365 |
11-22-2013, 11:03 PM |
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Thread: SnuCL
Post: RE: SnuCL
| Yes, please elaborate- VCL has been pissing me off! :( |
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davejcb |
Old oclHashcat Support
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4 |
10,070 |
12-12-2013, 10:05 PM |
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Thread: clEnqueueNDRangeKernel() -48
Post: clEnqueueNDRangeKernel() -48
| Good morning all,
Tried resuming a session this morning, and I get clEnqueueNDRangeKernel() -48... Searched, found:
clEnqueueNDRangeKernel() -48: you need to remove your old kernels. Simply run ... |
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davejcb |
General Help
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4 |
9,267 |
11-26-2013, 03:49 PM |
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Thread: clEnqueueNDRangeKernel() -48
Post: RE: clEnqueueNDRangeKernel() -48
| No, this is a fresh install of Ubuntu 12.04LTS on the broker, and 12.04LTS server on each of the two nodes, with only one version of the Radeon drivers installed on each...
Can the drivers on any o... |
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davejcb |
General Help
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4 |
9,267 |
11-26-2013, 10:28 PM |
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Thread: clEnqueueNDRangeKernel() -48
Post: RE: clEnqueueNDRangeKernel() -48
| For the archives, I've figured out that clEnqueueNDRangeKernel() -48 is when your session if fucked because one of your nodes crapped out, because of overheating, or bad disk, or whatever- I guess it ... |
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davejcb |
General Help
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4 |
9,267 |
01-11-2014, 06:21 PM |
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Thread: VCL
Post: RE: VCL
| I have VCL 1.22 working with oclhashcat 1.0, see here. (https://hashcat.net/forum/thread-2907.html) |
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davejcb |
Old oclHashcat Support
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3 |
7,573 |
12-23-2013, 04:31 AM |
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Thread: VCL
Post: RE: VCL
| All I can tell you is it's working fine for me as of today- setup was not hard at all, just follow the wiki. |
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davejcb |
Old oclHashcat Support
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3 |
7,573 |
12-23-2013, 07:59 AM |
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Thread: Salted md5crypt speed question
Post: Salted md5crypt speed question
| Quick question-
I've noticed that if I run a salted ($1$salt$hash) md5crypt hash in mask attack, I only get full speed if I run it by itself, with the single-hash optimizer.
If I run it with ano... |
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davejcb |
Old oclHashcat Support
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3 |
7,398 |
01-28-2014, 09:39 PM |
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Thread: Salted md5crypt speed question
Post: RE: Salted md5crypt speed question
| Makes sense, just wanted to confirm.
Thank you! |
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davejcb |
Old oclHashcat Support
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3 |
7,398 |
01-28-2014, 10:01 PM |
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Thread: Session / Restore files
Post: Session / Restore files
| Good morning!
I've searched and could not find this- could anyone please explain to me the files involved in oclhashcat sessions? Basically, I'm running a long-ass session using VCL, which is not t... |
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davejcb |
Old oclHashcat Support
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2 |
6,048 |
02-13-2014, 04:39 PM |
