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Speed crash with 6x3090 - Printable Version

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Speed crash with 6x3090 - userresu - 01-16-2022

Hi everyone, I'm trying crack hash on 11300(bitcoin/litecoin). When hashcat starts speed shows about 1 kh/s but in while speed drops to around 34 000 H/s. and in the end when about 98% done speed drops to 360 H/s (earlier around 97% was done hashcat write me - Approaching final keyspace - workload adjusted.)

Here is start speed:
Speed.#1.........:  115.2 kH/s (44.90ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#2.........:  116.8 kH/s (44.33ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#3.........:  115.2 kH/s (44.92ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#4.........:  117.4 kH/s (44.25ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#5.........:  116.1 kH/s (44.76ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#6.........:  115.7 kH/s (44.72ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#*.........:  699.2 kH/s


Here is stable speed(about 20 min. after start):

Speed.#1.........:    33459 H/s (46.21ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#2.........:    33976 H/s (45.45ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#3.........:    33546 H/s (46.03ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#4.........:    33631 H/s (45.90ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#5.........:    33272 H/s (46.44ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#6.........:    33235 H/s (46.15ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#*.........:  201.1 kH/s


Hers is speed after 98% done:

Speed.#1.........:      364 H/s (1.76ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#2.........:      365 H/s (1.70ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#3.........:      364 H/s (1.74ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#4.........:      366 H/s (1.70ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#5.........:      366 H/s (1.72ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#6.........:      366 H/s (1.71ms) @ Accel:2048 Loops:256 Thr:256 Vec:1
Speed.#*.........:    2192 H/s


Here is commads for hashcat start:

F:\hashcat\hashcat.exe -w 3 -m 11300 -a 0 F:\hashcat\test_hash2.txt

Maybe someone can help because I'm new in hashcat.


RE: Speed crash with 6x3090 - Chick3nman - 01-16-2022

What version of hashcat are you running? There was a bug fixed between 6.2.4 and 6.2.5 that present similar speed issues. Upgrading the latest may fix your problem.


RE: Speed crash with 6x3090 - userresu - 01-16-2022

(01-16-2022, 02:39 AM)Chick3nman Wrote: What version of hashcat are you running? There was a bug fixed between 6.2.4 and 6.2.5 that present similar speed issues. Upgrading the latest may fix your problem.

same at 6.2.5


RE: Speed crash with 6x3090 - userresu - 01-17-2022

(01-16-2022, 03:58 AM)userresu Wrote:
(01-16-2022, 02:39 AM)Chick3nman Wrote: What version of hashcat are you running? There was a bug fixed between 6.2.4 and 6.2.5 that present similar speed issues. Upgrading the latest may fix your problem.

same at 6.2.5

In version 6.2.5 solved speed lost in last few %. But still don't understand speed loss in the start of process...


RE: Speed crash with 6x3090 - Chick3nman - 01-18-2022

Given that you have 6x 3090, I'm guessing these cards are on x1 risers? If so, that could definitely be leading to a degradation in average speeds over time as they cause significant bottlenecking and often increase tx/rx error rates. It's also possible that you are seeing the speeds drop as the cards begin to heat up and their clocks fall.