Questions tagged [reindex]
The reindex tag has no usage guidance.
40
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Bitcoin core syncing txindex stalls
Bitcoin core bugging out since what I assume was a bad shutdown. Mostly fixed (I think) but stalling trying to resync txindex. Here's the history:
Core wouldn't connect to peers or load the latest ...
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1
answer
61
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A few of my addresses that have funds show empty through my node
I have recently connected sparrow wallet to my own node to get away from using a private electrum server.
But some of the addresses I have bitcoin in are not being recognized. I know they have funds ...
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0
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44
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How can I tell if bitcoind is done reindexing?
I started reindexing yesterday and I've read around online. Some people claim it only takes a few hours, others say it takes a few days. How can I verify when it is done?
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103
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Rolling forward [hash-of-the-block]
can somebody explain me what's the meaning of a Rolling forward after a reindex of the chain in the log of bitcoind?
Thanks in advance
- 89
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1
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62
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weird block check after a reindex
is it normal that after a reindex the block check restarts strangely fast up to a certain point? My node was already synced.
The GIF is not speeded up. It's the real speed of the sync...
Thanks in ...
- 89
1
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0
answers
64
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New resync after a complete reindex
After an error with LevelDB (corrupted) I did a reindex and after that bitcoind automatically start a new synchronization. This seems much faster some times, it started from genesis and in 1 hour it ...
- 89
1
vote
1
answer
602
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How to use -reindex
I am working on creating a Pathing Guide for macOS Installation. The
IN:
./bitcoind
OUT:
2023-01-02T01:26:12Z : You need to rebuild the database using -reindex to go back to unpruned mode. This will ...
- 21
3
votes
1
answer
62
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What Lightning Network transaction information is usable to provide a verifiable public index of received payments?
I have in mind a protocol architecture that includes value transfer, where BTC is the unit of account.
To make the protocol scalable I could specify use of the Lightning Network protocol.
In this case,...
- 458
2
votes
1
answer
144
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Unprune & Re-Download Failed. Core asks for a "-reindex" due to chainstate, then fails
I was attempting to return from pruned to unpruned chainstate. Unchecked the pruned box. Core cautioned this would require re-download of the blockchain in its entirety. OK, fine. Shutdown Core to re-...
- 21
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2
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266
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How can I -abort ./bitcoind -reindex-chainstate?
I made files re-accessible. Now we could return to a later, already synchronized state with the files. I tried to put ./bitcoind -reindex-chainstate=0, also in a bitcoin.conf, also directly calling ...
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1
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69
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Why is the rate of reindexing chainstate not constant?
What determines the speed of the reindexing-chainstate in the different times? I spend a few days (2 week) for reindexing locally on my new HDD, and I noticed one thing: the speed of reindexing is ...
1
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1
answer
968
views
`reindex-chainstate` configuration in bitcoin.conf?
Is there a specific flag I can place in bitcoin.conf to reindex the chainstate (not command line)?
Ie:
reindex=1 does a full reindex is there a flag like
reindex-chainstate=1 or similar?
- 11
2
votes
1
answer
2k
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Does Bitcoin Core automatically reindex when you enable txindex on a synced full node?
I sync'd a Bitcoin node with Bitcoin Core Qt GUI. Hundreds of GB, naturally.
I realized I needed txindex on for Lightning node stuff, so I changed the configuration file via the GUI to include txindex=...
- 181
4
votes
1
answer
443
views
Which blk*.dat file contains a particular block?
Is there a way to find out which blk*.dat file contains a particular block?
For example, it would be useful to know which *.dat file contains block 478558, which is the point where BCH forked from BTC....
- 143
1
vote
1
answer
680
views
Can I use blockfilterindex in pruned mode?
I run a node in pruned mode. I want to enable blockfilterindex. What I expected the node to do was:
start downloading blocks from the very beginning;
create the block filter as it goes through the ...
- 1,430
1
vote
2
answers
173
views
Shutdown bitcoin-qt during reindexing?
I started bitcoin-qt with --reindex and pruning on.
Can I safely shutdown and restart?
If yes how? Do I have to pass --reindex again or will bitcoin-qt remember and continue from where it stopped?
- 73
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1
answer
552
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Re-index/Re-download from specific height?
I seem to have discovered corrupt blocks on one of my nodes. The node is on all the time to keep up to sync and the rest of my nodes connect to it to retrieve block data when they need to sync. The ...
- 141
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1
answer
52
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If I am on a fork, can the reindex parameter fix this?
I've been reading confusing information online about what the --reindex startup parameter does.
This link is not clear to me.
https://github.com/bitcoin/bitcoin/blob/...
- 175
2
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1
answer
522
views
Does bitcoind ERROR "Disk space is too low!" refer to RAM or actual harddrive?
After having finished the "Initial Block Download" I needed to reindex:
[BTC_Core_Expmnt]# bitcoind -reindex -datadir=/mnt/BTC_Core_Expmnt
The debug.log showed everything starting up ok; and the ...
- 121
3
votes
1
answer
117
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Can bitcoin core verify a third party blockchain download?
If you were to obtain a copy of the bitcoin blockchain, i.e. a copy of someone's data dir excluding his wallet files on a removable drive or other storage medium, could bitcoin core verify that or not?...
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1
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50
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Does bitcoind re-index or reverify downloaded blocks upon startup?
If so is there a way to prevent this from happening?
- 115
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1
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1k
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Bitcoin Core 'unable to open file' causes reindexing to fail
I recently struggled to send bitcoin from my Armory wallet (0.96.5) to another account. Sending bitcoin did not work because the wallet could not synchronize with the blockchain. Since Armory relies ...
- 11
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1
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931
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Txindex=1: how to recognise the blockchain with this option?
This might be a dumb question: I started the Bitcoin daemon for an initial blockchain download. It immediately started downloading, I edited the Bitcoin.conf file with txindex=1. Stopped and restarted ...
- 11
2
votes
2
answers
479
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LoadBlockIndexDB: transaction index disabled
I'm trying to run bitcoind on a Raspberry Pi 3 but I'm stuck on an error. The raspberry has a Hdd for storage with a fully indexed blockchain that was synced on my laptop and than copied to the Hdd (...
- 41
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546
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Even with dbcache=7000 and 16 core processor. Why does -reindex-chainstate take more than 24+ hours?
My computer got shut off due to a power outage and when I rebooted my bitcoin core it was stuck on connecting to peers. I was told to do a -reindex-chainstate with dbcache set as high as possible. ...
- 11k
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0
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228
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It's October 2018. ./bitcoin-qt -reindex-chainstate takes forever. Is there a way to speed this up?
Current version: Bitcoin Core 0.16.3
I think I have a corrupted blockchain download as my VM box was shut down in the middle of syncing. Which is why I'm doing a -reindex-chainstate
I have the ...
- 11k
2
votes
1
answer
816
views
Fixing "Block not found on disk" rpc error
I have a full node with txindex enabled that I've been trying to use for an electrum server. However, whether I use ElectrumX or Electrs, I hit the same error on initial indexing of "Block not found ...
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4
votes
1
answer
901
views
Issue with getrawtransaction txindex and reindex
I am running Bitcoin Core Deamon version v0.16.0.0 on Ubuntu and need to call the getrawtransaction command for some TX.
To use the getrawtransaction I need to run bitcoin core with txindex=1.
But ...
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1
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3k
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Bitcoin Core - Go back to a specific block?
I have a full node of Bitcoin Core wallet. I would like to know if it's possible to delete data after a certain block. For example Bitcoin is currently at block 504385. There was a fork around block ...
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11
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1
answer
7k
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How to recover corrupted Bitcoin-Core blockchain?
I recently experienced a I/O error resulting in data block corruption or index corruption cause bitcoin-qt wasn't quitting so I forced bitcoin core to shutdown without killin it properly. I checked ...
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174
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Bitcoin Core on SD card
Running out of hard drive space, I bought a 256 GB SD card formatted with the FAT filesystem and moved my Bitcoin directory to it. After getting error messages I decided to delete it and redownload (...
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1
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3k
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Bitcoind --reindex vs starting allover again
I setup a Bitcoin Daemon on a VM hosted on an OpenStack cloud. VM has 8 Cores and 32GB of Ram and 20GB of storage. I mounted a 1TB volume into the .Bitcoin/blocks folder. I started bitcoind and it ...
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2
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When should I use -reindex-chainstate and when -reindex
What is the difference between the options -reindex and -reindex-chainstate?
Is one of the options faster?
When should each option be used?
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548
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How long to -reindex -dbcache=2048 with txindex = 1?
i have fullnode with lastest block 130GB.
I want txindex=1 and i need run with -reindex and -dbcache=2048 for speed reindex.
How long duration of process ?
My server is jelastic 10/250, now 18 MHz.
I ...
6
votes
1
answer
3k
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Bitcoind, change to txindex=1
I have a fullnode without txindex.
Some transactions of mine related to my wallet are not being found by fullnode, only in blockchain.info.
My HD is around 130GB, and it's fully synced to the last ...
1
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0
answers
687
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Why does "pre-allocating..." still happen during -reindex?
I thought -reindex read blocks from disk to rebuild the index, without downloading the chain from the network. If that's so, why is bitcoind allocating memory in the files on disk? Like this:
Pre-...
- 4,992
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1
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353
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Is txindex=1 necessary in the latest versions?
A few months back when I wanted to use getrawtransaction API call on any txid other than my bitcoin core wallet it would return an error. The error was resolved by adding txindex=1 to the conf file ...
- 1,479
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0
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335
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Bitcoin-qt requesting reindex on already indexed blockchain data directory
To save time, I synced the blockchain on my laptop for import to my Raspberry Pi node. I had set txindex=1. When setting txindex=1 on my Raspberry Pi and pointing the data directory to my previously ...
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3
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1k
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How much extra disk space does txindex=1 require?
For example for a 1 MB block, does the extra Tx index database take up another 100 kB on average?
And a follow-up: once my node has completed -reindex after setting txindex=1 can I COPY the ...
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11
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1
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What exactly did `Bitcoin-Qt -rescan -reindex` do?
I spent a ton of time today trying to get Bitcoin-Qt to sync using the bootstrap.dat file and could not get it to work. I found an answer on this forum saying to use:
/Applications/Bitcoin-Qt.app/...
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