Linked Questions

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?
2
votes
0answers
121 views

Blockchain taking abnormally long time to download? [duplicate]

I'm a newbie to Ethereum. I initialized the download process for the Ethereum network blockchain using geth yesterday (geth --rpc). It's been nearly 20 hours and blocks are still being imported. Is ...
2
votes
0answers
101 views

slow start of block synchronization in geth [duplicate]

What can I improve or debug to find causes of a delayed start of the block synchronization in geth? I am running the latest geth (1.4.5-stable-a269a713) on Ubuntu 15.10, I noticed this behavior ...
1
vote
0answers
85 views

My node lags behind, and more and more so [duplicate]

A few months ago, I had no problem to synchronize my Debian node. Now, I lag behind and I cannot catch up. There are long delays between blocks Here, a gap of several hours: I0507 03:40:13.321969 ...
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). ...
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 ...
37
votes
3answers
64k views

How to delete or reset the blockchain in geth? (OSX)

I have a currupt Blockchain and want to hard reset the chain. what do I need to delete in order to start downloading the chain from scratch? I know that there are 2 ethereum folders (I am on OSX): $...
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?
17
votes
5answers
13k views

geth import vs copying chaindata

I'm trying to sync my RPi 2 with the blockchain. geth import runs quite slowly, as well as syncing from scratch. What would be the problem in just copying the .ethereum/chaindata folder from ...
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 ...
16
votes
2answers
10k views

How much faster is it to sync with --jitvm?

geth help has: VIRTUAL MACHINE OPTIONS: --jitvm Enable the JIT VM The impact of --jitvm has been unanswered and I'm looking for answers to these 3 specifically: How much faster is geth ...
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 ...
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-...
5
votes
2answers
3k views

Geth Fast Sync imports blocks that have already been synced

I keep having this problem where geth fast syncs normally importing headers and receipts (not blocks) up until a certain point at which it starts importing blocks that I had already synced a long time ...
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 ...
3
votes
2answers
694 views

Where can I go if I still have problems with syncing the blockchain?

I've searched online, this Stack Exchange, including synchronization, and am still having problems with syncing Geth. Where else can I look and try to get help?
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 ...
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 ...
2
votes
1answer
589 views

Blockchain stalls on Testnet (and Main Network) - mist wallet 0.8.8, geth 1.5.6-stable

I am new to Eth. I got the mist wallet, version 0.8.8 I got the geth 1.5.6-stable I am running everything on Linux Mint 18. The CPU is not an issue, RAM is not an issue, Connectivity is not an issue. ...
1
vote
1answer
241 views

Geth client shows old balance, can't transfer eth

I recently transferred some eth from my account to another (Kraken specifically to exchange it). That worked, then a couple days later I tried to transfer more, the geth console returned the same ...
1
vote
1answer
234 views

Running Wallet 0.8.6 with Parity 1.3.8 [Low # peers, Low speed] [duplicate]

Wondering why my blocks are processing so slowly. Peers ranging from 0 to 10. About 45,000 blocks behind... Processing 1 block about every 5 seconds.
3
votes
3answers
171 views

How do I keep my Ethereum Wallet synchronised after the initial synchronisation

I have successfully installed and synchronised Ethereum Wallet and it has correctly brought in my test Ether purchase. How do I resynchronise to ensure more current transactions are recorded on my ...
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: —...
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 ...
2
votes
1answer
44 views

Running network commands

I'm an ethereum newbie and have installed ethereum on mac using commands : brew tap ethereum/ethereum brew install ethereum referenced from https://ethereum.gitbooks.io/frontier-guide/content/...
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 ...