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[wip]: single etl buf pool #18544

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[wip]: single etl buf pool #18544

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AskAlexSharov Jan 3, 2026
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Merge branch 'main' into alex/etl_single_pool_34
AskAlexSharov Jan 7, 2026
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Merge branch 'main' into alex/etl_single_pool_34
AskAlexSharov Jan 15, 2026
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7 changes: 2 additions & 5 deletions db/etl/buffers.go
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,7 @@ import (
"sync"

"github.com/c2h5oh/datasize"

"github.com/erigontech/erigon/common/dbg"

"github.com/erigontech/erigon/common"
Expand All @@ -48,17 +49,13 @@ var BufferOptimalSize = dbg.EnvDataSize("ETL_OPTIMAL", 256*datasize.MB) /* var

// 3_domains * 2 + 3_history * 1 + 4_indices * 2 = 17 etl collectors, 17*(256Mb/8) = 512Mb - for all collectros
var etlSmallBufRAM = dbg.EnvDataSize("ETL_SMALL", BufferOptimalSize/8)
var SmallSortableBuffers = NewAllocator(&sync.Pool{
New: func() any {
return NewSortableBuffer(etlSmallBufRAM).Prealloc(1_024, int(etlSmallBufRAM/32))
},
})
var etlLargeBufRAM = BufferOptimalSize
var LargeSortableBuffers = NewAllocator(&sync.Pool{
New: func() any {
return NewSortableBuffer(etlLargeBufRAM).Prealloc(1_024, int(etlLargeBufRAM/32))
},
})
var SmallSortableBuffers = LargeSortableBuffers

type Buffer interface {
// Put does copy `k` and `v`
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