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mdbx: reduce 2 times hard dplimit (#9216)

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can do it, because we don't do read-after-write in same rwtx
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Alex Sharov 2024-01-12 17:27:18 +07:00 committed by GitHub
parent 3bb1917e8a
commit e806db977f
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1 changed files with 2 additions and 2 deletions
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erigon-lib/kv/mdbx/kv_mdbx.go
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@ -326,8 +326,8 @@ func (opts MdbxOpts) Open(ctx context.Context) (kv.RwDB, error) {
} else { } else {
dirtySpace = mmap.TotalMemory() / 42 // it's default of mdbx, but our package also supports cgroups and GOMEMLIMIT dirtySpace = mmap.TotalMemory() / 42 // it's default of mdbx, but our package also supports cgroups and GOMEMLIMIT
// clamp to max size // clamp to max size
const dirtySpaceMaxChainDB = uint64(2 * datasize.GB) const dirtySpaceMaxChainDB = uint64(1 * datasize.GB)
const dirtySpaceMaxDefault = uint64(256 * datasize.MB) const dirtySpaceMaxDefault = uint64(128 * datasize.MB)
if opts.label == kv.ChainDB && dirtySpace > dirtySpaceMaxChainDB { if opts.label == kv.ChainDB && dirtySpace > dirtySpaceMaxChainDB {
dirtySpace = dirtySpaceMaxChainDB dirtySpace = dirtySpaceMaxChainDB