verifychain ( checklevel nblocks )
Verifies blockchain database.
Arguments:
1. checklevel (numeric, optional, default=3, range=0-4) How thorough the block verification is:
- level 0 reads the blocks from disk
- level 1 verifies block validity
- level 2 verifies undo data
- level 3 checks disconnection of tip blocks
- level 4 tries to reconnect the blocks
- each level includes the checks of the previous levels
2. nblocks (numeric, optional, default=6, 0=all) The number of blocks to check.
Result:
true|false (boolean) Verified or not
Examples:
> spacexpanse-cli verifychain
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id": "curltest", "method": "verifychain", "params": []}' -H 'content-type: text/plain;' http://127.0.0.1:11998/
[
{
"name": "checklevel",
"detailsLines": [
" - level 0 reads the blocks from disk",
" - level 1 verifies block validity",
" - level 2 verifies undo data",
" - level 3 checks disconnection of tip blocks",
" - level 4 tries to reconnect the blocks",
" - each level includes the checks of the previous levels"
],
"properties": [
"numeric",
"optional",
"default=3",
"range=0-4"
],
"description": "How thorough the block verification is:"
},
{
"name": "nblocks",
"detailsLines": [],
"properties": [
"numeric",
"optional",
"default=6",
"0=all"
],
"description": "The number of blocks to check."
}
]