300e552
300e552c4236fd3ece2f880161a5a4ceda0b574718b434e
11be0a7| Status | File | + | - |
|---|---|---|---|
| M |
gartop/src/collector/memory.rs
|
6 | 4 |
gartop/src/collector/memory.rsmodified@@ -20,13 +20,15 @@ impl MemoryCollector { | ||
| 20 | 20 | |
| 21 | 21 | let total = meminfo.mem_total; |
| 22 | 22 | let free = meminfo.mem_free; |
| 23 | - let available = meminfo.mem_available.unwrap_or(free); | |
| 24 | 23 | let buffers = meminfo.buffers; |
| 25 | 24 | let cached = meminfo.cached; |
| 26 | - let slab_reclaimable = meminfo.s_reclaimable.unwrap_or(0); | |
| 27 | 25 | |
| 28 | - // Calculate used memory (excluding buffers/cache) | |
| 29 | - let used = total.saturating_sub(free + buffers + cached + slab_reclaimable); | |
| 26 | + // Use MemAvailable (kernel 3.14+) for accurate available memory calculation | |
| 27 | + // Fall back to free + buffers + cached if not available | |
| 28 | + let available = meminfo.mem_available.unwrap_or(free + buffers + cached); | |
| 29 | + | |
| 30 | + // Used = total - available (same calculation as garbar) | |
| 31 | + let used = total.saturating_sub(available); | |
| 30 | 32 | |
| 31 | 33 | let swap_total = meminfo.swap_total; |
| 32 | 34 | let swap_free = meminfo.swap_free; |