### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current behaviour

The `bitcoind -dbcache=100 -par=4 -disablewallet -reindex-chainstate` command fails with OOM. First reported in https://github.com/bitcoin/bitcoin/issues/28718#issuecomment-1807197107.

### Expected behaviour

RAM usage does not exceed 0.9 GB.

### Steps to reproduce

100% reproducibility with Guix compiled binaries.

### Relevant log output

```
2023-11-17T18:43:31Z [loadblk] UpdateTip: new best=000000000000000016d35e6ca77dea6f4e2caa387f245a712b1df5bbab3c559c height=314541 version=0x00000002 log2_work=80.091273 tx=44112815 date='2014-08-08T11:42:41Z' progress=0.049410 cache=105.6MiB(13710725txo)
```

### How did you obtain Bitcoin Core

Compiled from source

### What version of Bitcoin Core are you using?

master@5aa0c82ccd6ceb4a141686fc8658f679de75a787

### Operating system and version

Armbian 23.8.3 jammy, 1 GB swap-file

### Machine specifications

armv7l, 8 cores, 2 GB RAM
/**
     * Disable copy & move semantics, these are not supported for the resource.
     */
    PoolResource(const PoolResource&) = delete;
    PoolResource& operator=(const PoolResource&) = delete;
    PoolResource(PoolResource&&) = delete;
    PoolResource& operator=(PoolResource&&) = delete;
    /**
     * Deallocates all memory allocated associated with the memory resource.
     */
    ~PoolResource()
    {
        for (std::byte* chunk : m_allocated_chunks) {
            std::destroy(chunk, chunk + m_chunk_size_bytes);
            ::operator delete ((void*)chunk, std::align_val_t{ELEM_ALIGN_BYTES});
        }
    }
    /**
     * Allocates a block of bytes. If possible the freelist is used, otherwise allocation
     * is forwarded to ::operator new().
     */
    void* Allocate(std::size_t bytes, std::size_t alignment)