---
name: "std::pmr_pool_options"
section: "3cxx"
platform: "linux"
package: "libstdc++-12-doc"
version: "12.4.0-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/std::pmr_pool_options/3cxx"
---

# std::pmr\_pool\_options(3cxx)

Parameters for tuning a pool resource's behaviour.

## NAME

std::pmr::pool\_options - Parameters for tuning a pool resource's behaviour.

## SYNOPSIS

`#include <memory_resource>`

### Public Attributes

size\_t **largest\_required\_pool\_block**\
 size\_t **max\_blocks\_per\_chunk**\
 Upper limit on number of blocks in a chunk.

## Detailed Description

Parameters for tuning a pool resource's behaviour.

## Member Data Documentation

### size\_t std::pmr::pool\_options::max\_blocks\_per\_chunk

Upper limit on number of blocks in a chunk. A lower value prevents allocating huge chunks that could remain mostly unused, but means pools will need to replenished more frequently.

## Author

Generated automatically by Doxygen for libstdc++ from the source code.