Linked Questions

95
votes
2answers
86k views

What is Geth's “fast” sync, and why is it faster?

One of the answers to this question suggested using Geth's --fast flag to help quickly synchronise the block data. How does the flag work, and how does using it speed up the synchronisation? Are we ...
6
votes
2answers
485 views

How much faster is it to sync the FULL blockchain with --cache=1024?

Running Geth with --cache=1024 is recommended to be able to sync the blockchain faster (since the default is only --cache=16. I want to have the full blockchain (all past transaction data) so do not ...
23
votes
4answers
16k views

How can I empty the blockchain?

I am trying to do a fast sync using geth --fast but I am getting this message: blockchain not empty, fast sync disabled How can I empty the blockchain to allow for fast sync?
0
votes
1answer
428 views

Ethereum light node: Light vs Cache vs fastsync

There are many different options when running a Ethereum node. I want to make sure I pick the right options before I start downloading the blockchain... can someone explain the advantages of using: —...
3
votes
2answers
441 views

Migrating from TerstRPC to live testnet (Ropsten)

I have successfully developed my smart contracts in Solidity and the scripts using the web3 API to deploy them on the testRPC. Now, I would like to test on a testnet network: Ropsten. How can I ...
3
votes
2answers
327 views

Mist is synchronizing extremely slowly on Linux Ubuntu 15.10. Any way to speed it up? [duplicate]

Mist is synchronizing extremely slowly on Linux Ubuntu 15.10. Any way to speed it up? Current info: Downloading block 1,081,182 of 1,521,138. It's downloading like a few blocks per minute, tops ...
0
votes
1answer
318 views

Ethereum Block Synchronize delay [duplicate]

I run the geth on my server. But after days, the block number is behind the network thousands. I restart, but no use. I need remove the block and re-sync from the beginning. But later it's behind ...
0
votes
1answer
347 views

how to make geth import faster? [duplicate]

my computer is mac and it has run geth import for about a week, and it's 4000000 block now. I have ran geth --fast before and it's slow too. I am in china, is it something i can do to make it faster?
1
vote
1answer
1k views

What does 'startingBlock` mean in `eth.syncing`

First time geth user here. I'm trying to do some analysis on transactions on the mainnet and for that I need all the blocks since the beginning of time. When I just ran geth with no parameters, it ...
71
votes
9answers
92k views

Help with very slow mist sync

I have seen other posts in reddit where users experienced slow sync times. I am using windows 10 and version 3.7 (I saw on gitter that other users on windows 10 had trouble with version 3.8 crashing). ...
6
votes
2answers
15k views

Ethereum Wallet downloading blocks - How to handle that memory size?

I'm syncing the Ethereum node for a while now. It almost finished, but I gradually need to delete files, because it'd barely fits my disk. I only have an iMac with a 256 GB SSD and ethereum takes like ...
2
votes
1answer
174 views

blockchain update will take another 104 hours

I'm running Linux Mint 17.3 and I'm trying to update my ethereumwallet. I'm around 1.4 million blocks behind, so I started the ethereumwallet last night before going to be and I see that after 8-9 ...
12
votes
6answers
22k views

Is there a quicker way than geth --fast to download the Ethereum blockchain?

I had the Mist client installed, but it hadn't been updated in a few weeks so I tried renaming the chaindata folder (instead of deleting it) and downloading the blockchain with geth --fast as that is ...
4
votes
1answer
5k views

My geth node is taking ages to sync, can I still send ether?

It looks like I have to sync my blockchain at least until the block when my account was funded. Because as of right now the balance for my address is still zero. I'm runnig geth version 1.4.4-stable-...
2
votes
0answers
37 views

Mist not syncing [duplicate]

I need help. Ive downloaded the latest MIST 0.8.9 on my Mac. Ive sent Ether to my wallet but it is not showing up 0x64D18245635BC6380f3d879B3ac1AFA2c3c1E063 On the bottom left it is showing "your ...

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