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Memory (FreeBSD): count cached memory as free memory

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As what neofetch did
This commit is contained in:
李通洲
2023-06-15 11:19:53 +08:00
parent 0b00b5ffe0
commit a059c55f05
1 changed files with 10 additions and 8 deletions
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src/detection/memory/memory_bsd.c
+10 -8
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@@ -3,19 +3,21 @@
const char* ffDetectMemory(FFMemoryResult* ram)
{
uint64_t length = sizeof(ram->bytesTotal);
if (sysctl((int[]){ CTL_HW, HW_PHYSMEM }, 2, &ram->bytesTotal, &length, NULL, 0))
return "Failed to read hw.physmem";
uint32_t pageSize;
uint64_t length = sizeof(pageSize);
length = sizeof(pageSize);
if (sysctl((int[]){ CTL_HW, HW_PAGESIZE }, 2, &pageSize, &length, NULL, 0))
return "Failed to read hw.pagesize";
ram->bytesTotal = (uint64_t) ffSysctlGetInt64("vm.stats.vm.v_page_count", 0) * pageSize;
if(ram->bytesTotal == 0)
return "Failed to read vm.stats.vm.v_page_count";
// vm.stats.vm.* are int values
int32_t pagesFree = ffSysctlGetInt("vm.stats.vm.v_free_count", 0)
+ ffSysctlGetInt("vm.stats.vm.v_inactive_count", 0)
+ ffSysctlGetInt("vm.stats.vm.v_cache_count", 0);
ram->bytesUsed = ram->bytesTotal
- (uint64_t) ffSysctlGetInt64("vm.stats.vm.v_free_count", 0) * pageSize
- (uint64_t) ffSysctlGetInt64("vm.stats.vm.v_inactive_count", 0) * pageSize
;
ram->bytesUsed = ram->bytesTotal - (uint64_t) pagesFree * pageSize;
return NULL;
}