Author

Topic: Bitmain Antminer S9 High HW errors? (Read 585 times)

newbie
Activity: 2
Merit: 0
January 19, 2018, 05:42:32 PM
#4
Thanks Guys. The % at the bottom of the DiffA# column is 0.0004%, well below the 0.1% benchmark for concern suggested by the_electronrancher.
jr. member
Activity: 112
Merit: 4
January 19, 2018, 03:33:00 PM
#3
My november/december batch look the same.  Also board 1 with a lot of errors on several devices.

If you look at the bottom row in the diffA column you will see a percentage.  Yours is probably 0.0001% or so.  This is the number to watch, it is a concern at 0.1% or 0.5% but a large absolute number of HW errors after running a while is not a problem as fanatic26 has said.
hero member
Activity: 756
Merit: 560
January 19, 2018, 02:28:16 PM
#2
No you should not be worried. This is totally normal for the s9.

e.g.: I have a machine with a 43 day uptime. One board has 55k hw errors, the second board has 35k hw errors, and the third board has 472 hardware errors.
newbie
Activity: 2
Merit: 0
January 19, 2018, 02:19:54 PM
#1
High all. First post. Been mining with a new Antminer S9 and overall so far I'm very happy. I have a question regarding HW errors. I've done some forum and Goolge searching but can't seem to find a clear answer. I apologize in advance if I somehow missed an obvious answer to this in my search.

Here's the current status of my ASIC boards/chains:
6: ~4,600 GH/s, 6,322 HW errors, 71 deg C
7: ~4,500 GH/s, 66 HW errors, 66 deg C
8: ~4,600 GH/s, 77 HW errors, 71 deg C

The miner has been up for 5 days, 19.5 hours and all ASIC status indicators are OK.


I'm sure you can see where I'm headed here. I find it curious if not concerning that the one ASIC chain has almost 100 times as many errors as the other two. I've read that one ASIC chain usually has a higher error rate than the others but haven't see concrete numbers around what's normal. I've also seen mention of specific error rates in terms of % but it's not clear to me which numbers go into that calculation and I don't see it listed in the Miner Status page.

So, should I be worried? How do I calculate the HW error rate for a specific board?

I appreciate your help! Thanks!
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