Questions tagged [warp-sync]

Questions related to Parity's warp sync feature: https://github.com/ethcore/parity/wiki/Warp-Sync-Snapshot-Format

Filter by
Sorted by
Tagged with
0
votes
0answers
12 views

Modern Parity flags for faster sync? Compute instance won't catch up

I am using Parity 2.7.2 on a virgin compute instance (32gb RAM, SSD, fast internet, 6 cores), and after the snapshots were downloaded and it gets to the blocks, it is about 33,000 blocks behind. I ...
0
votes
1answer
404 views

How to setup parity light client?(warp sync is slow)

I have a full node synced using --warp but since I have a hdd, the final bit of the sync never catches up(due to the high transaction IO). How do I switch to a light clent on parity if I already have ...
1
vote
0answers
59 views

State verification during full sync

How does the state verification work when doing a full sync from scratch? Does the state get generated locally for each block using the transactions downloaded (in the transaction trie) and then ...
23
votes
1answer
8k views

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

A follow-up of one of the classic questions on this site: One of the answers to this question suggested using Geth's --fast flag to help quickly synchronise the block data. Now, parity comes with ...
3
votes
0answers
221 views

parity initializing snapshot whole night

I have parity installed and synced. I went out of disk space. I moved the chain to bigger ssd. Then I started the parity service and let it run whole night. It did not finish. in log I can see ...
3
votes
2answers
763 views

parity --warp taking forever

I am trying to sync the parity wallet by running parity --warp Apparently this is only meant to take a couple of minutes, but this has been going on for a couple of hours. Does any know how much ...
0
votes
1answer
50 views

run multiple parity clients in parallel

How can I run multiple parity instances on one machine? With geth it's easy. I just have to set different --port numbers. What's the equivalent for parity? I want to recreate Afris scenario.
1
vote
0answers
100 views

Parity warp sync doesn't return event logs

Our Dapp uses events as a form of storage. For connection to blockchain we use local Parity node. A couple of days ago I needed to resync it after the server failure. After the resync all methods ...
1
vote
0answers
184 views

Parity: with 'warp' sync enabled by default, is there still any advantage in using fast pruning?

From Parity Ethereum Documentation: Warp Sync is an extension to the Ethereum Wire protocol, which involves sending snapshots over the network to get the full state at a given block extremely ...
2
votes
0answers
278 views

Parity syncing status for smart contract events with warp

So I'm trying to find the fastest way to fully sync a parity node in order to get all smart contract events, not just account states. The problem I've found is that when parity has warp syncing ...
2
votes
3answers
2k views

Anything that can be done about slow Parity Sync?

I've tried resetting the sync and it still comes to a screeching halt around block number 2.4m. I know about the attacks on Ethereum around those blocks, but this is ridiculous: I've been syncing for ...
2
votes
0answers
322 views

Transferring parity blockchain data to another machine does not work

For the past several days I have been trying to transfer the blockchain data from an x86_64 machine to an armv7l machine, hoping that I could avoid having to sync from scratch on the latter. However, ...
3
votes
1answer
488 views

Parity 1.7.8 is syncing the last few blocks very slowly

I have been using the parity client to download the ethereum database for the last few days. Despite using the warp sync to download it, I havent been able to download the last few blocks fast enough. ...
2
votes
1answer
839 views

Parity: avoid experimental `--light` but store minimal blockchain

Using parity --light is experimental, and this issue is currently blocking an initial sync. How can I avoid using --light but store minimal blockchain on disk? Something like: [footprint] ...
3
votes
0answers
239 views

Run parity in warp up to a certain block and archive mode after that

Is there a way I can run parity in warp up to a certain non-latest block, say starting from block 3,000,000 after the network spam and full archival mode after that?
2
votes
1answer
2k views

Parity keeps restarting warp restore

It seems to be making progress in the Web UI and it shows in the bottom right, "70% warp restore, Homestead, 1/26/50 peers". After about 70%, it seems to encounter an error and restarts the warp ...
2
votes
1answer
1k views

Parity Windows slow sync despite --warp/latest vers etc

I run Parity (latest version) on Windows and the sync is super slow. I tried several flags proposed here aswell as the warp mode, although as i understand from teh FAQ this is default now any way?! ...
2
votes
1answer
997 views

How is Parity's “warp” sync related to Geth's “fast” sync?

A follow-up to this question. Geth's fast sync is one-shot. i.e. once we have synced some of the blockchain, we cannot use fast sync anymore. Is this the case for Parity? I ran it with warp, then ...
3
votes
1answer
2k views

Parity warp syncing slow

This is the first time I try to install an Ethereum client and I'm trying with Parity v1.6.6 on Arch Linux (sudo pacman -S parity). I read that the --warp option allows to save time not syncing the ...
3
votes
1answer
652 views

How much time until the state data is PoW validated when using parity warp?

Ethcore claims parity --warp only takes one minute to sync the chain. I tried myself and it indeed takes around 2-3 minutes on my machine with a slightly bad connection. 0 ✓ user@hoster ~ $ parity -...
1
vote
0answers
450 views

Parity --warp stops syncing at block 2,626,057 [closed]

The title says it all. I'm testing parity with --warp pruning fast. Was thrilled having started a node in ~10 min and synced the chain in ~1,5 hours. One day later I try to do transactions with the ...