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Title: -importaddress takes >20min Post by: Kulahin on November 19, 2019, 08:27:16 PM hello, why -importaddress is so slow ? i have SSD NVMe Pcie4x4 Aourus 2TB ~5gbit read speed and intel i9 processor, speed maximum is 100mb read
Title: Re: -importaddress takes >20min Post by: HCP on November 19, 2019, 09:46:37 PM Quote importaddress "address" ( "label" rescan p2sh ) Sounds like 20 minutes is better than 1 hour! ;) If you don't explicitly specify the rescan parameter as "false"... then every time you use the importaddress commmand, it will rescan the entire blockchain looking for transactions that relate to that address.Note: This call can take over an hour to complete if rescan is true Arguments: 1. address (string, required) The Bitcoin address (or hex-encoded script) 2. label (string, optional, default="") An optional label 3. rescan (boolean, optional, default=true) Rescan the wallet for transactions 4. p2sh (boolean, optional, default=false) Add the P2SH version of the script as well So, if you're importing multiple addresses, you should specify "rescan" as "false" until you get to the last address that you want to import... then specify that as "true" and it will rescan ALL of them at the same time. Title: Re: -importaddress takes >20min Post by: R.I.U. iol on November 19, 2019, 10:05:06 PM Because it scans the entire blockchain to see what transactions have an outout to to that address, so you can see it's balance and UTXO.
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