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Topic: [ANN] Spondoolies-Tech - carrier grade, data center ready mining rigs - page 165. (Read 1260290 times)

legendary
Activity: 1946
Merit: 1006
Bitcoin / Crypto mining Hardware.
Any ideas how to get chip#2, #3 out of its slumber?

>snip image<

not sure why there is only 1mv difference between starting and max voltage for unit 2.
Maybe increase to 5mv?
are you limiting power as well?


yes, I want to limit power consumption to 550Watt @ wall and maintain ~1.9GH/Watt.
legendary
Activity: 3892
Merit: 4331
Any ideas how to get chip#2, #3 out of its slumber?

>snip image<

not sure why there is only 1mv difference between starting and max voltage for unit 2.
Maybe increase to 5mv? It is also OK to have max voltage setting up to 10mv higher than your max starting voltage for the highest of your chips starting voltage. the other chips will adjust automatically, in my experience.
are you limiting power as well?

legendary
Activity: 1946
Merit: 1006
Bitcoin / Crypto mining Hardware.
Any ideas how to get chip#2, #3 out of its slumber?



hero member
Activity: 918
Merit: 1002
u all must not watch the hashrate of them for the first few days, they go down a good 1-3GH / day.
I have 4 SP20's...
All of them run under 100C
I do know for damn sure if we could custom tune the frequencies these run at they would be much more effecient!
The BIST is far too agressive, at the first sign of a HW error it declocks them like mad. Its ok to have a few HW error lol!
The firmware behaviour doesnt try to get the highest / stable clock at a given voltage unfortunately it seems.

if you use auto fan and don't unnecessary cap the power to loops, then machine will bump the highest temp to 115C at your max voltage and you will get more speed.
In addition, I find that sometimes it does go down a few GH in comparison with first hour, but then IT ALSO goes up if you wait for longer than 2-3 days, basically fluctuating in a long waves of +/-5 to 10GH or so.

this seems to be true for me.

most of my machines are 1050 to 1250 gh.

@GenTarkin  are your machines at 1350 or higher?

All 5 of mine drop a few Gh/s over several days. For example I have one that started at 1609 leveled out over several hours to 1603 and after 3/12 days is at 1592 and will probably stay around this mark until I restart. Not enough to see on graph but if you monitor Asic stats you will see it.

Mine do that as well, I should have been clear--I incorrectly assumed that we were talking about a more appreciable drop.  This behavior seems normal in my experience.  That said, we're talking about an insignificant loss in hash power; even double digit GH loss would still account for a 0.0x% percent change, no?
hero member
Activity: 546
Merit: 500
u all must not watch the hashrate of them for the first few days, they go down a good 1-3GH / day.
I have 4 SP20's...
All of them run under 100C
I do know for damn sure if we could custom tune the frequencies these run at they would be much more effecient!
The BIST is far too agressive, at the first sign of a HW error it declocks them like mad. Its ok to have a few HW error lol!
The firmware behaviour doesnt try to get the highest / stable clock at a given voltage unfortunately it seems.

if you use auto fan and don't unnecessary cap the power to loops, then machine will bump the highest temp to 115C at your max voltage and you will get more speed.
In addition, I find that sometimes it does go down a few GH in comparison with first hour, but then IT ALSO goes up if you wait for longer than 2-3 days, basically fluctuating in a long waves of +/-5 to 10GH or so.

this seems to be true for me.

most of my machines are 1050 to 1250 gh.

@GenTarkin  are your machines at 1350 or higher?

All 5 of mine drop a few Gh/s over several days. For example I have one that started at 1609 leveled out over several hours to 1603 and after 3/12 days is at 1592 and will probably stay around this mark until I restart. Not enough to see on graph but if you monitor Asic stats you will see it.
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
u all must not watch the hashrate of them for the first few days, they go down a good 1-3GH / day.
I have 4 SP20's...
All of them run under 100C
I do know for damn sure if we could custom tune the frequencies these run at they would be much more effecient!
The BIST is far too agressive, at the first sign of a HW error it declocks them like mad. Its ok to have a few HW error lol!
The firmware behaviour doesnt try to get the highest / stable clock at a given voltage unfortunately it seems.

if you use auto fan and don't unnecessary cap the power to loops, then machine will bump the highest temp to 115C at your max voltage and you will get more speed.
In addition, I find that sometimes it does go down a few GH in comparison with first hour, but then IT ALSO goes up if you wait for longer than 2-3 days, basically fluctuating in a long waves of +/-5 to 10GH or so.

this seems to be true for me.

most of my machines are 1050 to 1250 gh.

@GenTarkin  are your machines at 1350 or higher?
full member
Activity: 209
Merit: 100
u all must not watch the hashrate of them for the first few days, they go down a good 1-3GH / day.
I have 4 SP20's...
All of them run under 100C
I do know for damn sure if we could custom tune the frequencies these run at they would be much more effecient!
The BIST is far too agressive, at the first sign of a HW error it declocks them like mad. Its ok to have a few HW error lol!
The firmware behaviour doesnt try to get the highest / stable clock at a given voltage unfortunately it seems.

I wasn't looking for that small a decrease, and I'm not sure it would show up on the graphs (maybe the 1 month, but I haven't had mine long enough). I also adjust voltage often as these are run in-home, but I've recorded the hashrate I get at a given voltage level and it always is right around there, variance does not seem to bias downward.

Does the hashrate go back up after a reboot? If so, 2-3ghs per day doesn't seem like its that big a deal if you can reboot every couple days, unless you're running thousands...
legendary
Activity: 3892
Merit: 4331
u all must not watch the hashrate of them for the first few days, they go down a good 1-3GH / day.
I have 4 SP20's...
All of them run under 100C
I do know for damn sure if we could custom tune the frequencies these run at they would be much more effecient!
The BIST is far too agressive, at the first sign of a HW error it declocks them like mad. Its ok to have a few HW error lol!
The firmware behaviour doesnt try to get the highest / stable clock at a given voltage unfortunately it seems.

if you use auto fan and don't unnecessary cap the power to loops, then machine will bump the highest temp to 115C at your max voltage and you will get more speed.
In addition, I find that sometimes it does go down a few GH in comparison with first hour, but then IT ALSO goes up if you wait for longer than 2-3 days, basically fluctuating in a long waves of +/-5 to 10GH or so.
hero member
Activity: 918
Merit: 1002
u all must not watch the hashrate of them for the first few days, they go down a good 1-3GH / day.
I have 4 SP20's...
All of them run under 100C
I do know for damn sure if we could custom tune the frequencies these run at they would be much more effecient!
The BIST is far too agressive, at the first sign of a HW error it declocks them like mad. Its ok to have a few HW error lol!
The firmware behaviour doesnt try to get the highest / stable clock at a given voltage unfortunately it seems.

I think that most of us probably have watched the hashrate of our machines.  I constantly monitor my devices and have never, over the course of ~5 firmware upgrades and four weeks, experienced anything like you mention.

Can you post some graphs, settings and logs for us to look through?
legendary
Activity: 2450
Merit: 1002
u all must not watch the hashrate of them for the first few days, they go down a good 1-3GH / day.
I have 4 SP20's...
All of them run under 100C
I do know for damn sure if we could custom tune the frequencies these run at they would be much more effecient!
The BIST is far too agressive, at the first sign of a HW error it declocks them like mad. Its ok to have a few HW error lol!
The firmware behaviour doesnt try to get the highest / stable clock at a given voltage unfortunately it seems.
full member
Activity: 209
Merit: 100
I would like a firmware version where the hashrate stops slowly decreasing over time, its ridiculous!

please publish graphs to support such claims.

I am interested as well.

 I have 9 sp20's that just chug a long pretty much rock steady.  I don't have this problem.  I wonder what gear GenTarkin is using sp30 or sp31?  not sp20's. 

I have 4 SP20s and none of them have this problem. I generally use the latest test firmware, so I can say that this isn't a problem, at least for me, over several versions of SP20 firmware. I also can't speak for the SP30 series.
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
I would like a firmware version where the hashrate stops slowly decreasing over time, its ridiculous!

please publish graphs to support such claims.

I am interested as well.

 I have 9 sp20's that just chug a long pretty much rock steady.  I don't have this problem.  I wonder what gear GenTarkin is using sp30 or sp31?  not sp20's. 
hero member
Activity: 560
Merit: 500
I would like a firmware version where the hashrate stops slowly decreasing over time, its ridiculous!

please publish graphs to support such claims.
legendary
Activity: 2450
Merit: 1002
I would like a firmware version where the hashrate stops slowly decreasing over time, its ridiculous!
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
damn who is this guy lol

http://www.ebay.com/itm/SPONDOOLIES-SP20-JACKSON-BTC-Bitcoin-Miner-1-7-TH-s-IN-HAND-NOT-ANTMINER-S3-S5-/281588306968?pt=LH_DefaultDomain_0&hash=item418ff89418

looks like 60 or so units of SP20 and they look well used.  I assume he bough them at the much higier $600- $800 rate.
FWIW, I purchased and already received one unit from this vendor, it's working well, and was shipped in the original packaging. Can verify it's the older SP20 vs the newer SP20E's I got directly from SPTech.

Have three more arriving on Friday - He accepted an offer I made him at a reduced price.


thanks for this note. I have glanced past that listing multiple times now. I think I will make an offer on a couple.

he sold  one to me for 409.
legendary
Activity: 1708
Merit: 1080
damn who is this guy lol

http://www.ebay.com/itm/SPONDOOLIES-SP20-JACKSON-BTC-Bitcoin-Miner-1-7-TH-s-IN-HAND-NOT-ANTMINER-S3-S5-/281588306968?pt=LH_DefaultDomain_0&hash=item418ff89418

looks like 60 or so units of SP20 and they look well used.  I assume he bough them at the much higier $600- $800 rate.
FWIW, I purchased and already received one unit from this vendor, it's working well, and was shipped in the original packaging. Can verify it's the older SP20 vs the newer SP20E's I got directly from SPTech.

Have three more arriving on Friday - He accepted an offer I made him at a reduced price.


thanks for this note. I have glanced past that listing multiple times now. I think I will make an offer on a couple.
full member
Activity: 122
Merit: 100

There is no need to guess, you can go to our github.
Only difference between 2.6.10 and 2.6.12 is amount of logs from miner_gate_arm. 2.6.10 had too much logs enabled.


thanks for the advice!  Smiley

But I guess not everyone is familar with that source control systems?
legendary
Activity: 1652
Merit: 1067
Christian Antkow
damn who is this guy lol

http://www.ebay.com/itm/SPONDOOLIES-SP20-JACKSON-BTC-Bitcoin-Miner-1-7-TH-s-IN-HAND-NOT-ANTMINER-S3-S5-/281588306968?pt=LH_DefaultDomain_0&hash=item418ff89418

looks like 60 or so units of SP20 and they look well used.  I assume he bough them at the much higier $600- $800 rate.
FWIW, I purchased and already received one unit from this vendor, it's working well, and was shipped in the original packaging. Can verify it's the older SP20 vs the newer SP20E's I got directly from SPTech.

Have three more arriving on Friday - He accepted an offer I made him at a reduced price.
hero member
Activity: 560
Merit: 500
2.6.12 doesnt add anything to the scheduler, it seems to add only the ability to use a wifi dongle

my above posts about custom crontab are not part of the newest FW, and should work just fine in 2.6.1 and possibly much earlier firmwares

just tested and its works fine so far, but the the parser of the voltage input fields in the scheduler seems a bit intolerant and produces voltage values like crazy 600v if you enter "0.6"

but as long as there is no change log at all, it is the big guessing Sad

There is no need to guess, you can go to our github.
Only difference between 2.6.10 and 2.6.12 is amount of logs from miner_gate_arm. 2.6.10 had too much logs enabled.
full member
Activity: 122
Merit: 100
2.6.12 doesnt add anything to the scheduler, it seems to add only the ability to use a wifi dongle

my above posts about custom crontab are not part of the newest FW, and should work just fine in 2.6.1 and possibly much earlier firmwares

just tested and its works fine so far, but the the parser of the voltage input fields in the scheduler seems a bit intolerant and produces voltage values like crazy 600v if you enter "0.6"

but as long as there is no change log at all, it is the big guessing Sad
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