| 59 | #define MB_DIVISOR ((size_t)(CBM_SZ_1K * CBM_SZ_1K)) |
| 60 | |
| 61 | static void check_pressure(size_t allocated) { |
| 62 | if (g_budget == 0) { |
| 63 | return; |
| 64 | } |
| 65 | |
| 66 | bool over = allocated > g_budget; |
| 67 | int was = atomic_load(&g_was_over); |
| 68 | |
| 69 | if (over && !was) { |
| 70 | /* Transition: under → over */ |
| 71 | atomic_store(&g_was_over, 1); |
| 72 | char alloc_mb[CBM_SZ_32]; |
| 73 | char budget_mb[CBM_SZ_32]; |
| 74 | char pct_str[CBM_SZ_16]; |
| 75 | snprintf(alloc_mb, sizeof(alloc_mb), "%zu", allocated / MB_DIVISOR); |
| 76 | snprintf(budget_mb, sizeof(budget_mb), "%zu", g_budget / MB_DIVISOR); |
| 77 | snprintf(pct_str, sizeof(pct_str), "%zu", |
| 78 | g_budget > 0 ? (allocated * CBM_PERCENT) / g_budget : 0); |
| 79 | cbm_log_warn("mem.pressure.warn", "allocated_mb", alloc_mb, "budget_mb", budget_mb, "pct", |
| 80 | pct_str); |
| 81 | } else if (!over && was) { |
| 82 | /* Transition: over → under */ |
| 83 | atomic_store(&g_was_over, 0); |
| 84 | char alloc_mb[CBM_SZ_32]; |
| 85 | char budget_mb[CBM_SZ_32]; |
| 86 | char pct_str[CBM_SZ_16]; |
| 87 | snprintf(alloc_mb, sizeof(alloc_mb), "%zu", allocated / MB_DIVISOR); |
| 88 | snprintf(budget_mb, sizeof(budget_mb), "%zu", g_budget / MB_DIVISOR); |
| 89 | snprintf(pct_str, sizeof(pct_str), "%zu", |
| 90 | g_budget > 0 ? (allocated * CBM_PERCENT) / g_budget : 0); |
| 91 | cbm_log_info("mem.pressure.ok", "allocated_mb", alloc_mb, "budget_mb", budget_mb, "pct", |
| 92 | pct_str); |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | /* ── Update peak ───────────────────────────────────────────────── */ |
| 97 |
no outgoing calls
no test coverage detected