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Topic: Raspberry Pi.... how reliable is it? (Read 4793 times)

legendary
Activity: 1652
Merit: 1067
Christian Antkow
December 24, 2013, 03:10:12 PM
#25
 I've been troubleshooting a Raspi setup driving a bank of 48 Erupter USB's for a week now, and discovered that CGminer would consistently cause the Raspi to hang after ~24 hours of mining. Best I could tell from the screen sessions I had open, it started failing in the USB subsystem and started slowly taking the system down.

 Since switching to BFGminer on the Raspi, I've been running solid for days now. (Sorry Con Sad Love you man !)
hero member
Activity: 1246
Merit: 501
December 21, 2013, 04:25:32 PM
#24

That's great advise for anyone running more than 2 or 3 hubs.  The atx psu I modded could handle my load until I exceeded 40 usb erupters.  Most PC PSU's only have a 20-25 amp 5 volt bus, they are limited. I use a 5 volt 50 amp Mean Well industrial psu now.  The MW runs 64 sticks without generating a lot of heat and it's quiet, and they are cheap.

Most if the hubs I used had a 12V power supply, which was a bonus.
member
Activity: 83
Merit: 10
December 21, 2013, 03:37:44 PM
#23
Beagle Bone Black and Cubieboard are wayyyyyy more powerful and more stable (I'm testing the BBB for months, incredibly stable, and the Cubieboard for like a week only).
I don't imaging running my miners on RPi anymore, they are not as stable (I think it's because of the SD Cards... both BBB and Cubieboard have embedded MMC).

SD card is problem with RPi especially if power is not stable. If power goes off SD card gets corrupted almost every time.

I don't like Cubieboard, drivers are not open source and support is not close to RPi. HW is stronger but without good SW it's just not that.
How long did you have to wait for Cubie to arrive?
member
Activity: 70
Merit: 10
December 21, 2013, 06:26:58 AM
#22
If you're running hubs and miners off the supplied power bricks, you're doing it wrong.

Buy a low power ATX PSU, make up adapter cables, run everything off those.  The ATX supplies are more efficient, and don't die after a month.

+10

That's great advise for anyone running more than 2 or 3 hubs.  The atx psu I modded could handle my load until I exceeded 40 usb erupters.  Most PC PSU's only have a 20-25 amp 5 volt bus, they are limited. I use a 5 volt 50 amp Mean Well industrial psu now.  The MW runs 64 sticks without generating a lot of heat and it's quiet, and they are cheap.
newbie
Activity: 42
Merit: 0
December 20, 2013, 03:34:09 AM
#21
Running latest Minepeon with 10 ASICS and 2 BFs - one Freeze per Week Tongue
newbie
Activity: 29
Merit: 0
December 20, 2013, 02:02:12 AM
#20
Beagle Bone Black and Cubieboard are wayyyyyy more powerful and more stable (I'm testing the BBB for months, incredibly stable, and the Cubieboard for like a week only).
I don't imaging running my miners on RPi anymore, they are not as stable (I think it's because of the SD Cards... both BBB and Cubieboard have embedded MMC).

I've got BBB also and it is is pretty nice but for me running RPi has seen very good uptime, and it seemed like a waste to put the BBB on mining when it can do so many other things.

@babaji.ca - 1 of the 2 miners is in an encloser with no heat sink or air flow, the other simply sits on the carpet (literally). My media playback machine plays a loop and is inside the the TV with the heat of the RPi along with the heat of the TV, the only problem I have had was due to a bad storm that had several power outages. The SD card card was corrupted but not ruined (sudo fsck took care of it).
full member
Activity: 148
Merit: 100
Crazy!
December 18, 2013, 06:34:12 PM
#19
Beagle Bone Black and Cubieboard are wayyyyyy more powerful and more stable (I'm testing the BBB for months, incredibly stable, and the Cubieboard for like a week only).
I don't imaging running my miners on RPi anymore, they are not as stable (I think it's because of the SD Cards... both BBB and Cubieboard have embedded MMC).
legendary
Activity: 1652
Merit: 1067
Christian Antkow
December 18, 2013, 05:32:21 PM
#18
I am finding that it locks up once in a while requiring a reboot.

 Try adding slub_debug=FP to /boot/cmdline.txt

http://www.raspberrypi.org/phpBB3/viewtopic.php?t=55370&p=421883
newbie
Activity: 10
Merit: 0
December 18, 2013, 04:55:13 PM
#17
I've also had some issues with a similar setup to the OP.

Raspbian Wheezy, with BFG Miner.

It runs 20 USB block erupters and a blue fury stick for weeks without any issue.

As soon as I connect the blade in via the BFG Miner proxy, it'll last 10hrs max before the Pi locks up.

Haven't tried the Slush stratum proxy yet though on the Pi - it may help?



hero member
Activity: 1246
Merit: 501
December 18, 2013, 10:28:37 AM
#16
If you're running hubs and miners off the supplied power bricks, you're doing it wrong.

Buy a low power ATX PSU, make up adapter cables, run everything off those.  The ATX supplies are more efficient, and don't die after a month.
member
Activity: 70
Merit: 10
December 18, 2013, 10:03:06 AM
#15
2 Pi's running 53+ghs of miners.  About the only problem I have is the usb hubs power supplies tend to die under the 24/7 demand of mining.  They slowing loose there output amperage causing all kinds of problems, same goes for Blades and Cubes, you need adequate psu amperage for efficient mining.
newbie
Activity: 47
Merit: 0
December 18, 2013, 04:50:58 AM
#14
They're normally totally reliable. I run several for all sorts of things; one runs cgminer and hasn't rebooted for months.

Two things that maybe causing problems (and I've experienced both of these):

- You power supply may be inadequate (make sure it can supply more than 1A). Try swapping your current one out and see how it goes.

- The pi may be running out of swap space if the program has high memory requirements. (I don't get a problem with cgminer and the default swap space, but I don't know what bfgminer needs). You can google for information on how to change this if necessary.
member
Activity: 83
Merit: 10
December 17, 2013, 06:23:49 PM
#13
iv had mine running 24/7 mining with 11 block erupter asics since august.

only had trouble recently after upgrading to latest cgminer it locks up at least once every couple of days, always happens during the night so i miss out a few hours of mining!!

can't seem to solve it. I'm sure it has something to do with me upgrading cgminer and not a problem with the PI itself

If you made image of SD card with working configuration it's easy to check if cgminer is problem.
I like that on Pi, SD cards are cheap and you can have multiple OS configuration ready for use.
My plan with Pi was mining but in process of buying all stuff I gave up, it was pointless at one point.


@Morblias
Wow you made some stock there Cheesy
hero member
Activity: 576
Merit: 500
December 17, 2013, 03:24:09 PM
#12
This is what I want, a way to run 3 or 4 of these in my home, with XBMC, I'll check out what you suggest, I guess than you just need some sort of an IR sensor for a remote Smiley

My remote worked without installing or doing anything on the RPi with raspbmc installed. It picks up the signal from my TV. If your TV has Consumer Electronics Control (CEC), it sends the TV remote signal to the RPi through the HDMI cable. I love it!

Did you try openelec? In new version library is working almost smooth.
Best remote for me is some mini bluetooth keyboard with touch-pad.

Haven't tried that yet. I will have to set that up sometime to check it out. I have 6 RPi's Tongue
member
Activity: 83
Merit: 10
December 17, 2013, 03:13:18 PM
#11
Newer Pies works at 1GHz without overvoltage if somebody needs more horse power give it a try.
Also add passive heatsink for longer life of Pi if you overclock it.

I also use a RPi as a home entertainment center running raspbmc, and never had a problem with that one either. Just make sure you get good class 10 SD cards.
Did you try openelec? In new version library is working almost smooth.
Best remote for me is some mini bluetooth keyboard with touch-pad.
legendary
Activity: 1050
Merit: 1000
December 17, 2013, 02:35:37 PM
#10
I run minepeon on one of mine that runs BFL SCs, never had a problem with it.

Code:
[minepeon@minepeon ~]$ uptime
 15:18:42 up 75 days, 20:48,  2 users,  load average: 2.19, 1.88, 1.87

I also use a RPi as a home entertainment center running raspbmc, and never had a problem with that one either. Just make sure you get good class 10 SD cards.

This is what I want, a way to run 3 or 4 of these in my home, with XBMC, I'll check out what you suggest, I guess than you just need some sort of an IR sensor for a remote Smiley
member
Activity: 92
Merit: 10
December 17, 2013, 01:13:04 PM
#9
iv had mine running 24/7 mining with 11 block erupter asics since august.

only had trouble recently after upgrading to latest cgminer it locks up at least once every couple of days, always happens during the night so i miss out a few hours of mining!!

can't seem to solve it. I'm sure it has something to do with me upgrading cgminer and not a problem with the PI itself
hero member
Activity: 576
Merit: 500
December 17, 2013, 11:20:08 AM
#8
I run minepeon on one of mine that runs BFL SCs, never had a problem with it.

Code:
[minepeon@minepeon ~]$ uptime
 15:18:42 up 75 days, 20:48,  2 users,  load average: 2.19, 1.88, 1.87

I also use a RPi as a home entertainment center running raspbmc, and never had a problem with that one either. Just make sure you get good class 10 SD cards.
full member
Activity: 168
Merit: 100
December 17, 2013, 10:50:03 AM
#7
Running MinePeon on mine with cubes.  After doing a git pull it has been very stable.  Running inside a plastic case.

MinePeon Version
    MinePeon 0.2.4.2
Miner Version
    bfgminer3.8.0
MinePeon Temp
    48.15 °C | 118.67 °F
MinePeon CPU Load
    0.14 [1 min]
    0.09 [5 min]
    0.13 [15 min]

full member
Activity: 184
Merit: 100
December 16, 2013, 10:32:09 PM
#6
@mrhobbeys   good to hear you are putting yours through their paces! Are you running them in an enclosure or case? I wonder how much heat is an issue? Is there a temp monitor?


@turtle83  great link... will play with it. thx
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