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681  Bitcoin / Pools / Re: *** GHash.IO mining pool official page *** on: June 14, 2014, 06:42:53 PM
From their Twitter:
Quote
CEX.IO is experiencing temporary downtime. Our tech team is working on fixing the issue. We apologize for inconvenience.
682  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: June 10, 2014, 07:47:34 AM
Try to check for loose connection between the backplane and the gpio connectors on the RPi (its quite hard to see in there though)
After that either the backplane or the RPi could be faulty, most likely the backplane though. Try to contact bitmine and see if they can send you a replacement backplane while you send yours back.
683  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: June 10, 2014, 06:30:52 AM
Hi,@giorgiomassa,
emergency!!!!

here is a big problem, five hashing units of your product are broken itself..I contact your tech support,Mr/Miss. Christian,maybe he or she was busy and not reply me yesterday...

So, what should I do now? send the broken hash board to you directly?with the  RMA code Christian told me before?,at that time,just 2 broken hash modules,but now, up to 5 broken modules..so I use the same RMA code ?
and address is :
to: Bitmine AG
centro la monda 2
6528 Camorino
Switzerland
??

I think I'd better send the broken modules back to you and you can check and fix them or change me a new one?....it's really bad experience in using your products(so many broken modules after using less than 20 days)...it's not as so good as I thought before....I don't know why but they just didn't work itself Suddenly..I didn't touch anything.I use turbo light model and power save light model....
and I check backplane(the red one), cables, PSU...everything is ok? and I power them off completely and power them on again,but still not work..they are not shown on the webinterface at all....

please let someone reply me as soon as possible....
could also be a power supply issue...
Try to carefully remove the backplane and reconnect it, sometimes it works.
Also try to connect only 1 module to the PSU, see if it works.
684  Local / Αγορά / Re: Πωλείται 1700+ Kh/s Scrypt (Litecoin - Dogecoin) Mining Rig on: June 10, 2014, 06:20:16 AM
Νέα τιμή 790€ ή 1.65BTC
685  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: June 08, 2014, 06:39:47 PM
Trying to setup a status indicator for my Bitmine machines.

Currently you can only get status through the LCD display, the admin page (logon needed), SSH (logon needed) and if idle a notification form the Pool site.

What I am looking for is a simple page only containing : GH/s, temp1, temp2, system uptime, mem usage en processor usage.

So calling a page
Code:
http://<IP's Bitmine>/monitor/
(no logon needed)
Giving the above info in plain text or XML or whatever readable thru a polling script.
For example:
Code:
Status of <IP> Bitminer:
GH/s: xx.xx
Temp1: xx.x
Temp2: xx.x
System uptime: xx:xx:xx
Mem usage: xxx.x %
Prosessor usage: xxx.x %

I have played a little bit with the Python scripts but I have to honest Python is not my cup of thea. Wink

All the current code is is RaspberryPi/Mineros/web/index.py
 
Has anybody a script some or more similar the the one describing above? Or someone want the elaborate on the above?

Thanks.

Good idea. Hope you can get this working Smiley
686  Bitcoin / Mining speculation / Re: Mining with CEX.IO or why do I not believe skeptics on: June 05, 2014, 07:04:00 PM
My logic for making profit in cex.io:
Assume you buy 1GHS today @ 0.0072BTC.
1GHS makes approx. 0.00005 BTC/day in today's difficulty (not counting maintenace fee)
So in order to stay profitable, you could either sell the 1 GHS today for >0.0072 BTC, or tomorrow for >0.00715BTC, or after 2 days for >0.0071BTC and so on.
Of course these figures will change after each difficulty adjustment, but logic stays the same.
The way I see it, the only thing that makes it a risky investment is the possibility of a website hack/shutdown etc. (think mtgox) since all the coins/ghs are online.

Ok so I'll try to take the fee into account.
From here
https://cex.io/maintenance
fee is $0.26/month for 1 GHS
which makes 0.26/660 = 0,00039 BTC/month
which makes 0.000013 BTC/day

So for the current difficulty, each GHS makes a net of about 0.000035 BTC/day.
For the upcoming diffuculty, each GHS will make roughly 0.00003 BTC/day.
687  Bitcoin / Mining speculation / Re: Mining with CEX.IO or why do I not believe skeptics on: June 05, 2014, 08:07:16 AM
PETA is considerably more profitable than CEX

PETA - hashrate per share 15GH = last market price 0.069 BTC
PETA - 1 GH = 0.0046 BTC

And this 15GH is not fixed, it increases meaning in 1 month this 15GH can grow to 20GH yet you don't pay any extra

Just to prove the point above,

Todays PETA prices:

the mining operation has increased, now each share is entitled to 17.2GH instead of 15GH as earlier.

PETA - hashrate per share 17.2GH = last market price 0.0715 BTC
PETA- 1GH =  0.0041 BTC

Like I said however, there is a risk involved into all this (website shutdown/account hack etc.)
Both investments are risky, peta just looks even more risky compared to cex.
 
688  Bitcoin / Mining speculation / Re: Mining with CEX.IO or why do I not believe skeptics on: June 04, 2014, 07:01:37 AM
My logic for making profit in cex.io:
Assume you buy 1GHS today @ 0.0072BTC.
1GHS makes approx. 0.00005 BTC/day in today's difficulty (not counting maintenace fee)
So in order to stay profitable, you could either sell the 1 GHS today for >0.0072 BTC, or tomorrow for >0.00715BTC, or after 2 days for >0.0071BTC and so on.
Of course these figures will change after each difficulty adjustment, but logic stays the same.
The way I see it, the only thing that makes it a risky investment is the possibility of a website hack/shutdown etc. (think mtgox) since all the coins/ghs are online.
689  Bitcoin / Mining software (miners) / Re: Linux mining distro for the Raspberry PI - MinePeon on: June 02, 2014, 09:01:04 AM
I had minepeon back on the USB erupter days, really like it and it is a very great project.
Now I own a Bitmine coincraft desk, I believe it would work since it has a RPi in it.
However, the desk has a front 16x2 LCD panel displaying hashrate, temperature etc.
Is there a way to make it work?
690  Bitcoin / Project Development / Re: bitcointalk android on: May 30, 2014, 10:04:30 AM
So why not an official app for bitcointalk? Every forum has one, or at least include it in Tapatalk. Any moderator watching this?
691  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: May 24, 2014, 10:15:38 PM
--
DESK DEBIAN SETUP GUIDE v1.0
--

The SD card image can be downloaded from:
https://mega.co.nz/#!pVtGGCwD!z_L2dMPP1Zl9VuvJLqZIkOyxTltyQUMdIGEyD7pW64E

can be used for read/write with
http://sourceforge.net/p/win32diskimager/wiki/Home/.


*****************************************
Advice: buy an extra SD card 8GB for this purpose,
dont use the original.
*****************************************



What I have done is basicly make an tar copy of
/mineros/
/etc/

then installed debian on a external pi, with other SD card.
Unzipped the backup tar on the debian FS,
and debugged all day to get the dependencies right.

For convienence I have made a shell script for doing it at once.


/root/setup_bitmine_desk_configuration.sh:
#!/bin/bash
sudo apt-get update
sudo apt-get install build-essential \
         autoconf \
         automake \
         libtool \
         pkg-config \
         libcurl4-gnutls-dev \
         libjansson-dev \
         uthash-dev \
         libncursesw5-dev \
         libncurses5-dev \
         libudev-dev \
         libusb-1.0-0-dev \
         libevent-dev \
         libmicrohttpd-dev \
         git \
         screen \
         sqlite3 \
         python2.7 \
         curl \
         perl \
         openssl \
         libc6 \
         libtasn1-3 \
         zlib1g \
         libreadline-dev \
         libkmod-dev \
         dropbear \
         python-setuptools \
         i2c-tools \
         python-smbus \
         python-pexpect \
         python-psutil \
         python-cherrypy \
         python-cherrypy3 \
         python-mako \
         python-simplejson \
         plymouth \
         wpasupplicant
sudo rm -rf cgminer
git clone https://github.com/ckolivas/cgminer cgminer
cd cgminer
sudo ./autogen.sh
sudo ./configure --disable-avalon --disable-opencl --enable-icarus --disable-modmine  --disable-klondike --enable-bflsc --enable-bitforce  --with-system-libusb
sudo make


CGMINER_VERSION=$(/root/cgminer/cgminer -V);
NEW_NAME=$(echo "$CGMINER_VERSION" | sed 's/[ ]/_/g');
mv /root/cgminer/ /root/$NEW_NAME;
rm -rf /bin/cgminer;
ln -s /root/$NEW_NAME/cgminer /bin/cgminer

cd /root
sudo easy_install -U RPIO

cat << EOF > /etc/modprobe.d/raspi-blacklist.conf
#blacklist spi and i2c by default (many users don't need them)
#blacklist spi-bcm2708
blacklist i2c-bcm2708
EOF


##
## USE ON OWN RISK! runtimelevels for starting
##
##   ln -s /mineros/boot.py /etc/init.d/boot.py
##   ln -s /etc/init.d/boot.py /etc/rc1.d/K99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc4.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc5.d/S99boot.py
##     ln -s /etc/init.d/boot.py /etc/rc2.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc3.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc6.d/K99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc0.d/K99boot.py
##
##./init.d/boot.py
##lrwxrwxrwx 1 root root   16 May  3 07:18 boot.py -> /mineros/boot.py
##./rc1.d/K99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 K99boot.py -> ../init.d/boot.py
##./rc4.d/S99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 K99boot.py -> ../init.d/boot.py
##./rc5.d/S99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 S99boot.py -> ../init.d/boot.py
##./rc2.d/S99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 S99boot.py -> ../init.d/boot.py
##./rc3.d/S99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 S99boot.py -> ../init.d/boot.py
##./rc6.d/K99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 S99boot.py -> ../init.d/boot.py
##./rc0.d/K99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 K99boot.py -> ../init.d/boot.py


as You can see it will first update all dependencies,
then compile cgminer and link it all.
Afterwards 2 things still need to be done:

-auto start mineros.
for this is the backup tar of /etc needed, because of all the symlinks being used,
for ex. /etc/rc0.d/K99boot.py links to /etc/init.d/boot.py,
which links to /mineros/boot.py.

Im not sure if linking it will do

##   ln -s /mineros/boot.py /etc/init.d/boot.py
##   ln -s /etc/init.d/boot.py /etc/rc1.d/K99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc4.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc5.d/S99boot.py
##     ln -s /etc/init.d/boot.py /etc/rc2.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc3.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc6.d/K99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc0.d/K99boot.py

also executed:
cd /etc/init.d/
insserv boot.py
and changed the runtimelevel to 99 afterwards.

Still the boot.py in the mineros folder is NOT correct:

insserv: warning: script 'boot.py' missing LSB tags and overrides
To add an header use:
https://wiki.debian.org/LSBInitScripts

afterwards you can remove the header, otherwise python cant execute the file.

An other thing that needs configuring is WLAN (if needed)
nano /etc/networking/interfaces

auto lo
iface lo inet loopback
iface eth0 inet dhcp

auto wlan0
allow-hotplug wlan0
iface wlan0 inet dhcp
        #wpa-roam /etc/wpa_supplicant/wpa_supplicant.conf
        wpa-ssid <YOUR_SSID_HERE>
        wpa-psk <YOUR_PASSWORD_HERE>
        wpa-key-mgmt WPA-PSK
        wpa-group TKIP CCMP


NOTE the 2 lines:
        wpa-ssid <YOUR_SSID_HERE>
        wpa-psk <YOUR_PASSWORD_HERE>



BITMINE:
1.
What I didnt get working is the front display showing the ip address of the WLAN interface.
It works for eth0, not for wlan0.
2.
If you look at cgminer's output, I see lot of underflow warnings. (not enough work)
Why?

ssh into machine
execute:
screen -DR


 0: BA1 0       :   0: 8/256              | 231.5G / 226.9Gh/s WU:3071.1/m
 1: BA1 1       :   1: 8/254              | 237.1G / 228.5Gh/s WU:3159.6/m
 2: BA1 2       :   2: 8/256              | 236.3G / 231.0Gh/s WU:3191.1/m
 3: BA1 3       :   3: 8/254              | 232.8G / 221.5Gh/s WU:3003.2/m
 4: BA1 4       :   4: 8/256              | 241.7G / 231.4Gh/s WU:3201.5/m
--------------------------------------------------------------------------------
 [2014-05-03 17:05:11] 3: chip 1: work underflow
 [2014-05-03 17:05:11] 4: chip 8: work underflow
 [2014-05-03 17:05:11] 4: chip 7: work underflow
 [2014-05-03 17:05:11] 4: chip 6: work underflow
 [2014-05-03 17:05:11] 4: chip 5: work underflow
 [2014-05-03 17:05:11] 4: chip 4: work underflow
 [2014-05-03 17:05:11] 4: chip 3: work underflow
 [2014-05-03 17:05:11] 4: chip 2: work underflow
 [2014-05-03 17:05:11] 4: chip 1: work underflow

(with above the desk is connected through eth0, to make sure it wasnt the wlan0 causing it)
(its only during startup)


3. Memory doesnt show up anymore. It shows 0.....

hope it helps also for you guys,
have phun with it!

OK I have tried the image on my 600gh/s desk made by atta2k15. (Many thanks to him by the way!)
Works fine for like 10 minutes, then the desk hangs, stops mining and needs a reset (can't log to web interface, ssh or even ping it).
Tried this on normal, turbo light and turbo moderate with same problem.
I've put the original SD back and works flawlessly again @ turbo moderate.
So hardware/temperatures is not an issue.
Also I once observed the following cgminer output just a minute before it hanged, seems like 2 of the 3 modules stopped working for some reason.
Code:
 cgminer version 4.3.2 - Started: [2014-05-24 20:27:45]
--------------------------------------------------------------------------------
 (5s):47.49G (1m):391.3G (5m):385.4G (15m):192.6G (avg):562.8Gh/s
 A:55440  R:128  HW:670  WU:7826.1/m
 Connected to uk1.ghash.io diff 256 with stratum as user vr4dude316.hashitup
 Block: 5c15d060...  Diff:10.5G  Started: [20:32:32]  Best share: 9.59K
--------------------------------------------------------------------------------
 [U]SB management [P]ool management [S]ettings [D]isplay options [Q]uit
 0: BA1 0       :   0: 8/246              | 5.243G / 168.2Gh/s WU:2340.3/m
 1: BA1 1       :   1: 8/249              | 6.055G / 188.1Gh/s WU:2639.8/m
 2: BA1 2       :   2: 8/254              | 46.59G / 206.1Gh/s WU:2846.0/m
--------------------------------------------------------------------------------
 [2014-05-24 20:34:10] 0: cmd_READ_RESULT_BCAST failed
 [2014-05-24 20:34:10] 1: cmd_READ_RESULT_BCAST failed
 [2014-05-24 20:34:10] 0: cmd_READ_RESULT_BCAST failed
 [2014-05-24 20:34:10] 1: cmd_READ_RESULT_BCAST failed
 [2014-05-24 20:34:10] 0: cmd_READ_RESULT_BCAST failed
 [2014-05-24 20:34:10] 1: cmd_READ_RESULT_BCAST failed


So I can't really explain all this, since it essentially runs with the exact cgminer options on debian. Only thing I could assume is the higher CPU usage for the RPi on debian. (since yocto is very minimal distro).
Maybe someone can help on installing gcc on yocto, so we can install the other stuff like screen?
692  Economy / Services / Offering 670Gh/s mining contract on: May 22, 2014, 09:54:00 AM
I'm offering a 670Gh/s mining contract.
Duration of the contract can be from 1 day up to 1 month, PM for price about your choice.
Payment can be made by wire transfer to either US or EU bank.
693  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: May 20, 2014, 09:17:17 AM
YOU ARE THE MAN !!!!!!!!!!!

i was sitting on my Desk 1 week and try to change what i can do . ( OC / Underclock etc ... NOTHING WORKS ! really good )

Then i get an new SD Card and write your Image .


WTF HuhHuhHuhHuhHuhHuh?

everything worked !
OC = 1250 GHs on 1500Wattage
underclock
780 GHs on 750 Wattage

and so on .
AND NO HW/ Errors anymore

PERFEKTLY !

Thank you VER VERY Much , and shame on Bitmine.ch for that crappy Firmware

Glen


edit : sorry forget to quote Wink
#
--
DESK DEBIAN SETUP GUIDE v1.0
--

The SD card image can be downloaded from:
https://mega.co.nz/#!pVtGGCwD!z_L2dMPP1Zl9VuvJLqZIkOyxTltyQUMdIGEyD7pW64E

can be used for read/write with
http://sourceforge.net/p/win32diskimager/wiki/Home/.


*****************************************
Advice: buy an extra SD card 8GB for this purpose,
dont use the original.
*****************************************



What I have done is basicly make an tar copy of
/mineros/
/etc/

then installed debian on a external pi, with other SD card.
Unzipped the backup tar on the debian FS,
and debugged all day to get the dependencies right.

For convienence I have made a shell script for doing it at once.


/root/setup_bitmine_desk_configuration.sh:
#!/bin/bash
sudo apt-get update
sudo apt-get install build-essential \
         autoconf \
         automake \
         libtool \
         pkg-config \
         libcurl4-gnutls-dev \
         libjansson-dev \
         uthash-dev \
         libncursesw5-dev \
         libncurses5-dev \
         libudev-dev \
         libusb-1.0-0-dev \
         libevent-dev \
         libmicrohttpd-dev \
         git \
         screen \
         sqlite3 \
         python2.7 \
         curl \
         perl \
         openssl \
         libc6 \
         libtasn1-3 \
         zlib1g \
         libreadline-dev \
         libkmod-dev \
         dropbear \
         python-setuptools \
         i2c-tools \
         python-smbus \
         python-pexpect \
         python-psutil \
         python-cherrypy \
         python-cherrypy3 \
         python-mako \
         python-simplejson \
         plymouth \
         wpasupplicant
sudo rm -rf cgminer
git clone https://github.com/ckolivas/cgminer cgminer
cd cgminer
sudo ./autogen.sh
sudo ./configure --disable-avalon --disable-opencl --enable-icarus --disable-modmine  --disable-klondike --enable-bflsc --enable-bitforce  --with-system-libusb
sudo make


CGMINER_VERSION=$(/root/cgminer/cgminer -V);
NEW_NAME=$(echo "$CGMINER_VERSION" | sed 's/[ ]/_/g');
mv /root/cgminer/ /root/$NEW_NAME;
rm -rf /bin/cgminer;
ln -s /root/$NEW_NAME/cgminer /bin/cgminer

cd /root
sudo easy_install -U RPIO

cat << EOF > /etc/modprobe.d/raspi-blacklist.conf
#blacklist spi and i2c by default (many users don't need them)
#blacklist spi-bcm2708
blacklist i2c-bcm2708
EOF


##
## USE ON OWN RISK! runtimelevels for starting
##
##   ln -s /mineros/boot.py /etc/init.d/boot.py
##   ln -s /etc/init.d/boot.py /etc/rc1.d/K99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc4.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc5.d/S99boot.py
##     ln -s /etc/init.d/boot.py /etc/rc2.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc3.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc6.d/K99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc0.d/K99boot.py
##
##./init.d/boot.py
##lrwxrwxrwx 1 root root   16 May  3 07:18 boot.py -> /mineros/boot.py
##./rc1.d/K99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 K99boot.py -> ../init.d/boot.py
##./rc4.d/S99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 K99boot.py -> ../init.d/boot.py
##./rc5.d/S99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 S99boot.py -> ../init.d/boot.py
##./rc2.d/S99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 S99boot.py -> ../init.d/boot.py
##./rc3.d/S99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 S99boot.py -> ../init.d/boot.py
##./rc6.d/K99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 S99boot.py -> ../init.d/boot.py
##./rc0.d/K99boot.py
##lrwxrwxrwx 1 root root  17 May  3 08:31 K99boot.py -> ../init.d/boot.py


as You can see it will first update all dependencies,
then compile cgminer and link it all.
Afterwards 2 things still need to be done:

-auto start mineros.
for this is the backup tar of /etc needed, because of all the symlinks being used,
for ex. /etc/rc0.d/K99boot.py links to /etc/init.d/boot.py,
which links to /mineros/boot.py.

Im not sure if linking it will do

##   ln -s /mineros/boot.py /etc/init.d/boot.py
##   ln -s /etc/init.d/boot.py /etc/rc1.d/K99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc4.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc5.d/S99boot.py
##     ln -s /etc/init.d/boot.py /etc/rc2.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc3.d/S99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc6.d/K99boot.py
##   ln -s /etc/init.d/boot.py /etc/rc0.d/K99boot.py

also executed:
cd /etc/init.d/
insserv boot.py
and changed the runtimelevel to 99 afterwards.

Still the boot.py in the mineros folder is NOT correct:

insserv: warning: script 'boot.py' missing LSB tags and overrides
To add an header use:
https://wiki.debian.org/LSBInitScripts

afterwards you can remove the header, otherwise python cant execute the file.

An other thing that needs configuring is WLAN (if needed)
nano /etc/networking/interfaces

auto lo
iface lo inet loopback
iface eth0 inet dhcp

auto wlan0
allow-hotplug wlan0
iface wlan0 inet dhcp
        #wpa-roam /etc/wpa_supplicant/wpa_supplicant.conf
        wpa-ssid <YOUR_SSID_HERE>
        wpa-psk <YOUR_PASSWORD_HERE>
        wpa-key-mgmt WPA-PSK
        wpa-group TKIP CCMP


NOTE the 2 lines:
        wpa-ssid <YOUR_SSID_HERE>
        wpa-psk <YOUR_PASSWORD_HERE>



BITMINE:
1.
What I didnt get working is the front display showing the ip address of the WLAN interface.
It works for eth0, not for wlan0.
2.
If you look at cgminer's output, I see lot of underflow warnings. (not enough work)
Why?

ssh into machine
execute:
screen -DR


 0: BA1 0       :   0: 8/256              | 231.5G / 226.9Gh/s WU:3071.1/m
 1: BA1 1       :   1: 8/254              | 237.1G / 228.5Gh/s WU:3159.6/m
 2: BA1 2       :   2: 8/256              | 236.3G / 231.0Gh/s WU:3191.1/m
 3: BA1 3       :   3: 8/254              | 232.8G / 221.5Gh/s WU:3003.2/m
 4: BA1 4       :   4: 8/256              | 241.7G / 231.4Gh/s WU:3201.5/m
--------------------------------------------------------------------------------
 [2014-05-03 17:05:11] 3: chip 1: work underflow
 [2014-05-03 17:05:11] 4: chip 8: work underflow
 [2014-05-03 17:05:11] 4: chip 7: work underflow
 [2014-05-03 17:05:11] 4: chip 6: work underflow
 [2014-05-03 17:05:11] 4: chip 5: work underflow
 [2014-05-03 17:05:11] 4: chip 4: work underflow
 [2014-05-03 17:05:11] 4: chip 3: work underflow
 [2014-05-03 17:05:11] 4: chip 2: work underflow
 [2014-05-03 17:05:11] 4: chip 1: work underflow

(with above the desk is connected through eth0, to make sure it wasnt the wlan0 causing it)
(its only during startup)


3. Memory doesnt show up anymore. It shows 0.....

hope it helps also for you guys,
have phun with it!


Will try your image, thank you very much for sharing your work!
694  Local / Αγορά / Server/miner hosting service on: May 20, 2014, 06:26:18 AM
Πρόκειται για μια υπηρεσία 'φιλοξενίας' του server ή του mining rig σας. Γλιτώστε όλο το θόρυβο, τη ζέστη, το χώρο και φυσικά τα έξοδα ρεύματος!
Έρχεστε και μου φέρνετε το μηχανάκι σας και αυτό θα τρέχει 24/7 για σας. Θα μπορείτε να μπαίνετε να το ελέγχετε απομακρυσμένα με όποιο τρόπο θέλετε (teamviewer, ssh κλπ.) ακόμα και μέσω του κινητού σας!
Συμπεριλαμβάνεται και τεχνική υποστήριξη.

Η χρέωση θα είναι ανά μήνα, και φυσικά όποτε θέλετε έρχεστε και το παίρνετε πίσω.
Ενδεικτικό κόστος για ένα Antminer S1 50€/μήνα.
Όποιος ενδιαφέρεται ΡΜ..
695  Bitcoin / Hardware / Re: bitmine CoinCraft Series Users Thread - Troubleshooting, Efficiency, O/C on: May 15, 2014, 07:02:01 AM
Crocko, I understand your frustration, however this thread is for troubleshooting/technical questions only. Go post your problems in the general thread (official/unofficial)
696  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: May 12, 2014, 01:08:39 PM
My target:
Port the whole mineros to another linux distro for the RPi (e.g. raspbian).

Why?
Bitmine's custom linux distribution (yocto) is very minimal, it doesn't have a package manager or a gcc compiler to install other software (like no-ip for remote access, cgmon for automatic restarting if cgminer hangs, screen to observe cgminer running etc.)

My steps so far:
1. Download raspbian image from http://downloads.raspberrypi.org/raspbian_latest.
2. Write raspbian to another SD card using win32diskimager.
3. Copy the whole mineros directory to the new SD.
4. Put the new SD into the CC Desk's RPi (a bit tricky  Smiley )
5. After booting, run
Code:
sudo apt-get update
6. Install RPIO
Code:
sudo apt-get install python-setuptools
sudo easy_install -U RPIO
7.
Code:
sudo apt-get install python-smbus
8.
Code:
apt-get install python-pexpect
9. Install latest cgminer (4.3.3):
Code:
sudo aptitude install git autoconf libtool libcurl4-openssl-dev libncurses5-dev pkg-config yasm make libusb-1.0-0-dev
git clone git://github.com/ckolivas/cgminer.git cgminer
cd cgminer
./autogen.sh
./configure --enable-bitmine_A1
make
make install

So after these steps, everything "should" have been set...

But my problems are:


A. By manually running cgminer:
Code:
cgminer --text-only --lowmem --bitmine-a1-options 16000:800000:8000 -o stratum+tcp://nl1.ghash.io:3333 -O bomberb17.worker:1234
it does not run (displays the "starting cgminer..." screen for a second then it exits). Tried without the "text-only" and/or "lowmem" options, didn't make any difference.

B.
Code:
root@raspberrypi:/home/pi# python /mineros/boot.py start
start-stop-daemon: unable to stat //python (No such file or directory)
start-stop-daemon: unable to stat //cgminer (No such file or directory)
(Although by running this command, the fans start spinning and I get the display in front)

So if someone familiar with linux can help solve this, please post! I can also provide link to download the raspbian image with all of the above steps done to save your time, PM if you want it..

(I have posted the above also in the "CC Troubleshooting" thread).


Look at boot.py - what daemons does it start? Do you have them installed?

I'm not sure how to answer the question, but check this out
http://pastebin.com/jWvPLQJQ
at line 52 I think something is going on. I forgot to tell you that all this is based on the previous firmware.
697  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: May 12, 2014, 06:11:56 AM
My target:
Port the whole mineros to another linux distro for the RPi (e.g. raspbian).

Why?
Bitmine's custom linux distribution (yocto) is very minimal, it doesn't have a package manager or a gcc compiler to install other software (like no-ip for remote access, cgmon for automatic restarting if cgminer hangs, screen to observe cgminer running etc.)

My steps so far:
1. Download raspbian image from http://downloads.raspberrypi.org/raspbian_latest.
2. Write raspbian to another SD card using win32diskimager.
3. Copy the whole mineros directory to the new SD.
4. Put the new SD into the CC Desk's RPi (a bit tricky  Smiley )
5. After booting, run
Code:
sudo apt-get update
6. Install RPIO
Code:
sudo apt-get install python-setuptools
sudo easy_install -U RPIO
7.
Code:
sudo apt-get install python-smbus
8.
Code:
apt-get install python-pexpect
9. Install latest cgminer (4.3.3):
Code:
sudo aptitude install git autoconf libtool libcurl4-openssl-dev libncurses5-dev pkg-config yasm make libusb-1.0-0-dev
git clone git://github.com/ckolivas/cgminer.git cgminer
cd cgminer
./autogen.sh
./configure --enable-bitmine_A1
make
make install

So after these steps, everything "should" have been set...

But my problems are:


A. By manually running cgminer:
Code:
cgminer --text-only --lowmem --bitmine-a1-options 16000:800000:8000 -o stratum+tcp://nl1.ghash.io:3333 -O bomberb17.worker:1234
it does not run (displays the "starting cgminer..." screen for a second then it exits). Tried without the "text-only" and/or "lowmem" options, didn't make any difference.

B.
Code:
root@raspberrypi:/home/pi# python /mineros/boot.py start
start-stop-daemon: unable to stat //python (No such file or directory)
start-stop-daemon: unable to stat //cgminer (No such file or directory)
(Although by running this command, the fans start spinning and I get the display in front)

So if someone familiar with linux can help solve this, please post! I can also provide link to download the raspbian image with all of the above steps done to save your time, PM if you want it..

(I have posted the above also in the "CC Troubleshooting" thread).
698  Bitcoin / Hardware / Re: bitmine CoinCraft Series Users Thread - Troubleshooting, Efficiency, O/C on: May 11, 2014, 04:19:30 PM
My target:
Port the whole mineros to another linux distro for the RPi (e.g. raspbian).

Why?
Bitmine's custom linux distribution (yocto) is very minimal, it doesn't have a package manager or a gcc compiler to install other software (like no-ip for remote access, cgmon for automatic restarting if cgminer hangs, screen to observe cgminer running etc.)

My steps so far:
1. Download raspbian image from http://downloads.raspberrypi.org/raspbian_latest.
2. Write raspbian to another SD card using win32diskimager.
3. Copy the whole mineros directory to the new SD.
4. Put the new SD into the CC Desk's RPi (a bit tricky  Smiley )
5. After booting, run
Code:
sudo apt-get update
6. Install RPIO
Code:
sudo apt-get install python-setuptools
sudo easy_install -U RPIO
7.
Code:
sudo apt-get install python-smbus
8.
Code:
apt-get install python-pexpect
9. Install latest cgminer (4.3.3):
Code:
sudo aptitude install git autoconf libtool libcurl4-openssl-dev libncurses5-dev pkg-config yasm make libusb-1.0-0-dev
git clone git://github.com/ckolivas/cgminer.git cgminer
cd cgminer
./autogen.sh
./configure --enable-bitmine_A1
make
make install

So after these steps, everything "should" have been set...

But my problems are:


A. By manually running cgminer:
Code:
cgminer --text-only --lowmem --bitmine-a1-options 16000:800000:8000 -o stratum+tcp://nl1.ghash.io:3333 -O bomberb17.worker:1234
it does not run (displays the "starting cgminer..." screen for a second then it exits). Tried without the "text-only" and/or "lowmem" options, didn't make any difference.

B.
Code:
root@raspberrypi:/home/pi# python /mineros/boot.py start
start-stop-daemon: unable to stat //python (No such file or directory)
start-stop-daemon: unable to stat //cgminer (No such file or directory)
(Although by running this command, the fans start spinning and I get the display in front)

So if someone can help solve this, please post! I can also provide link to download the raspbian image with all of the above steps done to save your time, PM if you want it..
699  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: April 30, 2014, 03:30:28 PM
Update: Turbo light mode looks much better, getting about 5% more hashrate on ghash.io.
Wonder why so many HW errors though
700  Bitcoin / Hardware / Re: Official BITMINE CoinCraft series 28nm ASIC miners thread on: April 30, 2014, 02:52:28 PM
Just installed new firmware. Performance looks worse to me, I get many HW errors and lower actual hashrate (measured at ghash.io).
Here are the stats running it in nominal mode

Code:
Difficulty Accepted=>100864.0
Pool Rejected%=>0.0
Network Blocks=>2
Difficulty Rejected=>0.0
MHS 15m=>336874.05
Device Rejected%=>0.0
Pool Stale%=>0.0
Work Utility=>8324.18
Rejected=>0
Elapsed=>752
Hardware Errors=>15
Accepted=>197
Found Blocks=>0
Local Work=>104902
Get Failures=>0
Difficulty Stale=>0.0
Total MH=>447043513.0
Device Hardware%=>0.0144
Discarded=>438
Stale=>0
MHS av=>594767.9
Getworks=>25
MHS 5s=>606102.54
Best Share=>135211
MHS 1m=>596440.28
MHS 5m=>546682.49
Last getwork=>1396859219
Remote Failures=>0
Utility=>15.73


Modules

0=>[{u'Difficulty Accepted': 28672.0, u'Temperature': 0.0, u'Difficulty Rejected': 0.0, u'MHS 15m': 109322.87, u'Status': u'Alive', u'Device Rejected%': 0.0, u'Rejected': 0, u'ID': 0, u'ASC': 0, u'Hardware Errors': 4, u'Accepted': 56, u'Last Share Pool': 0, u'Diff1 Work': 33754, u'Name': u'BA1', u'Total MH': 145111782.0, u'Enabled': u'Y', u'Device Hardware%': 0.0118, u'Last Valid Work': 1396859219, u'Last Share Time': 1396859216, u'Device Elapsed': 752, u'MHS av': 193056.09, u'MHS 5s': 193987.44, u'Last Share Difficulty': 512.0, u'MHS 1m': 193372.09, u'MHS 5m': 177392.98999999999, u'Utility': 4.4699999999999998}]
1=>[{u'Difficulty Accepted': 38400.0, u'Temperature': 0.0, u'Difficulty Rejected': 0.0, u'MHS 15m': 112612.77, u'Status': u'Alive', u'Device Rejected%': 0.0, u'Rejected': 0, u'ID': 1, u'ASC': 1, u'Hardware Errors': 5, u'Accepted': 75, u'Last Share Pool': 0, u'Diff1 Work': 34887, u'Name': u'BA1', u'Total MH': 149488386.0, u'Enabled': u'Y', u'Device Hardware%': 0.0143, u'Last Valid Work': 1396859219, u'Last Share Time': 1396859215, u'Device Elapsed': 752, u'MHS av': 198878.70000000001, u'MHS 5s': 199457.35999999999, u'Last Share Difficulty': 512.0, u'MHS 1m': 199174.73999999999, u'MHS 5m': 182720.29999999999, u'Utility': 5.9900000000000002}]
2=>[{u'Difficulty Accepted': 33792.0, u'Temperature': 0.0, u'Difficulty Rejected': 0.0, u'MHS 15m': 114891.89999999999, u'Status': u'Alive', u'Device Rejected%': 0.0, u'Rejected': 0, u'ID': 2, u'ASC': 2, u'Hardware Errors': 6, u'Accepted': 66, u'Last Share Pool': 0, u'Diff1 Work': 35640, u'Name': u'BA1', u'Total MH': 152512064.0, u'Enabled': u'Y', u'Device Hardware%': 0.016799999999999999, u'Last Valid Work': 1396859219, u'Last Share Time': 1396859213, u'Device Elapsed': 752, u'MHS av': 202901.39000000001, u'MHS 5s': 205455.73000000001, u'Last Share Difficulty': 512.0, u'MHS 1m': 203351.73000000001, u'MHS 5m': 186427.76000000001, u'Utility': 5.2699999999999996}]

Except if I'm missing something..
Will try later turbo mode to see how it goes.

I also see that ARM CPU usage is now quite high, about 70%
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