# Mirage OCaml 5 memory usage

## Mirage-www under normal load

**Summary of overheads compared to default OCaml 4**

| `space_overhead` | Peak memory overhead | Total CPU time overhead |
| -------- | -------- | -------- |
| 120 (default) | x1.76 | x1.98 |
| 60 | x0.94 | x1.62 |
| 80 | x0.74 | x1.88 |

#### Default GC parameters

From: 2024-11-18 12:08:16
To: 2024-12-06 11:09:57

**Peak memory**: 224 Mb (reference: 127 Mb)

::: spoiler
:::

#### Space-overhead = 60

From: 2024-12-06 14:35:00
To: 2024-12-13 15:54:00

**Peak memory**: 93.6 Mb (reference: 99.1 Mb)

::: spoiler
:::

#### Space-overhead = 80

From 2024-12-13 15:57:00
To 2024-12-19 18:49:47

**Peak memory**: 69.4 Mb (reference: 94.4 Mb)

::: spoiler
:::

## Mirage-www under stress

From: Thu Dec 19 18:19:59 UTC 2024