Function readCgroupBytes

src/resolution/memory-budget.ts:28–37

Parse a cgroup value file: numeric bytes, or null for absent/'max'.

(path: string)

/** Parse a cgroup value file: numeric bytes, or null for absent/'max'. */
function readCgroupBytes(path: string): number | null {
  try {
    const raw = fs.readFileSync(path, 'utf8').trim();
    if (raw === 'max') return null;
    const n = Number.parseInt(raw, 10);
    return Number.isFinite(n) && n >= 0 ? n : null;
  } catch {
    return null;
  }
}

/** `inactive_file` from a cgroup memory.stat file — reclaimable page cache. */
function readInactiveFile(statPath: string): number {