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memory: use peak in max_usage_in_bytes

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Kernel 5.19 introduces `memory.peak` and kernel 6.5 introduces
`memory.swap.peak` to expose the memory and swap usage watermark.
This change use these values to fill `max_usage_in_bytes`.

Signed-off-by: HeRaNO <heran55@126.com>
This commit is contained in:
HeRaNO
2023-09-11 10:24:01 +08:00
parent 8d29c194e3
commit be837166e9
1 changed files with 8 additions and 2 deletions
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10
src/memory.rs
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@@ -593,7 +593,10 @@ impl MemController {
.open_path("memory.current", false)
.and_then(read_u64_from)
.unwrap_or(0),
max_usage_in_bytes: 0,
max_usage_in_bytes: self
.open_path("memory.peak", false)
.and_then(read_u64_from)
.unwrap_or(0),
move_charge_at_immigrate: 0,
numa_stat: NumaStat::default(),
oom_control: OomControl::default(),
@@ -736,7 +739,10 @@ impl MemController {
.open_path("memory.swap.current", false)
.and_then(read_u64_from)
.unwrap_or(0),
max_usage_in_bytes: 0,
max_usage_in_bytes: self
.open_path("memory.swap.peak", false)
.and_then(read_u64_from)
.unwrap_or(0),
}
}