[Bitcoin-development] Synchronization: 19.5 % orphaned blocks at height 197'324

2014-08-10 Thread m...@bitwatch.co
Hello all, I'm currently synchronizing a new node and right now, at a progress of a height of 197'324 blocks, I count in my debug.log an aweful amount of 38'447 orphaned blocks which is about 19.5 %. It has been I while since I watched the synchronization process closely, but this number seems

Re: [Bitcoin-development] Synchronization: 19.5 % orphaned blocks at height 197'324

2014-08-10 Thread Bob McElrath
I had the same problem (repeatedly) which came down a hardware problem. Bitcoin more than other applications is very sensitive to single bit flips in memory or during computation. (In the end I under-clocked my CPU and RAM to fix the problem) Attached is a small python script which will run

Re: [Bitcoin-development] Synchronization: 19.5 % orphaned blocks at height 197'324

2014-08-10 Thread Jeff Garzik
This issue is being worked on, under the category of headers first synchronization. Until that is finished, it is recommended that you download bootstrap.dat via torrent: https://bitcointalk.org/index.php?topic=145386.0 On Sun, Aug 10, 2014 at 9:42 AM, m...@bitwatch.co m...@bitwatch.co wrote:

Re: [Bitcoin-development] Synchronization: 19.5 % orphaned blocks at height 197'324

2014-08-10 Thread Pieter Wuille
On Sun, Aug 10, 2014 at 4:07 PM, Bob McElrath bob_bitc...@mcelrath.org wrote: I had the same problem (repeatedly) which came down a hardware problem. This is actually an independent problem (though something to be aware of). Flaky hardware can make synchronization fail completely - as it relies