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\n\u6bcf\u4e2a FSM \u9875\u9762\u5185\u90e8\u90fd\u6709\u4e00\u68f5\u4e8c\u53c9\u6811\uff0c\u4ee5\u6570\u7ec4\u5f62\u5f0f\u5b58\u50a8\uff0c\u6bcf\u4e2a\u8282\u70b9\u5360\u4e00\u4e2a\u5b57\u8282\u3002\u6bcf\u4e2a\u53f6\u5b50\u8282\u70b9\u8868\u793a\u4e00\u4e2a\u5806\u9875\u9762\u6216\u4e0b\u5c42 FSM \u9875\u9762\u3002\u6bcf\u4e2a\u975e\u53f6\u5b50\u8282\u70b9\u4e2d\u4fdd\u5b58\u5176\u5b50\u8282\u70b9\u503c\u4e2d\u8f83\u5927\u7684\u90a3\u4e2a\uff0c\u56e0\u6b64\u53f6\u5b50\u8282\u70b9\u4e2d\u7684\u6700\u5927\u503c\u4f1a\u4fdd\u5b58\u5728\u6839\u8282\u70b9\u3002\n
\n\u8bf7\u53c2\u89c1 src/backend/storage/freespace/README\uff0c\u4e86\u89e3 FSM \u7684\u7ed3\u6784\u4ee5\u53ca\u5982\u4f55\u66f4\u65b0\u548c\u641c\u7d22\u5b83\u7684\u66f4\u591a\u7ec6\u8282\u3002pg_freespacemap \u6a21\u5757\u53ef\u7528\u4e8e\u68c0\u67e5\u7a7a\u95f2\u7a7a\u95f4\u6620\u5c04\u4e2d\u5b58\u50a8\u7684\u4fe1\u606f\u3002\n
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"}, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}