task-80: 补充 JVM 堆、直接内存、临时磁盘和连接池容量配置说明

2026-08-30 22:30:56 +08:00
parent 143ad3f6da
commit c517711169
5 changed files with 302 additions and 1 deletions
@@ -0,0 +1,39 @@
+package com.nanri.aiimage.config;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+@Data
+@ConfigurationProperties(prefix = "aiimage.capacity-plan")
+public class CapacityPlanProperties {
+
+    /** JVM 堆上限（-Xmx），0 表示交由启动参数决定。 */
+    private long heapMaxBytes = 6L * 1024 * 1024 * 1024;
+
+    /** JVM 直接内存上限（-XX:MaxDirectMemorySize），0 表示交由启动参数决定。 */
+    private long directMaxBytes = 1L * 1024 * 1024 * 1024;
+
+    /** 临时磁盘（./data/tmp）为一次大任务预留的字节上限，0 会触发警告。 */
+    private long tempDiskReserveBytes = 4L * 1024 * 1024 * 1024;
+
+    /** 数据库连接池（Hikari maximum-pool-size）。 */
+    private int dbPoolMaxSize = 30;
+
+    /** 外部 HTTP 客户端（Coze/品牌/紫鸟）连接池容量。 */
+    private int httpClientPoolMaxSize = 32;
+
+    /** RustFS/MinIO OkHttp 连接池容量。 */
+    private int rustfsPoolMaxSize = 56;
+
+    /** 三个连接池之和的上限：超过视为配置异常，启动时警告。 */
+    private int poolTotalMax = 150;
+
+    /** 堆上限占机器物理内存的最大比例（超过触发警告）。 */
+    private double heapRatioWarn = 0.70;
+
+    /** 直接内存上限占机器物理内存的最大比例（超过触发警告）。 */
+    private double directRatioWarn = 0.15;
+
+    /** 临时磁盘预留占机器物理内存的最大比例（超过触发警告）。 */
+    private double tempDiskRatioWarn = 0.50;
+}
@@ -0,0 +1,102 @@
+package com.nanri.aiimage.config;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Task 80：JVM 堆、直接内存、临时磁盘和连接池容量配置说明。把所有容量边界
+ * 收敛为一个可校验、可记录的 CapacityPlan：启动时打印摘要，配置越限时输出
+ * 明确警告（不吞配置、不改默认行为），方便按机器内存调整 -Xmx/-XX:
+ * MaxDirectMemorySize 与三个连接池。
+ */
+@Slf4j
+@Component
+public class CapacityPlanService implements CommandLineRunner {
+
+    private final CapacityPlanProperties properties;
+    private final long machineMaxMemoryBytes;
+
+    /** 供测试注入机器内存字节数；生产构造时取 Runtime.maxMemory()。 */
+    public CapacityPlanService(CapacityPlanProperties properties) {
+        this(properties, maxMemoryBytes());
+    }
+
+    CapacityPlanService(CapacityPlanProperties properties, long machineMaxMemoryBytes) {
+        this.properties = properties;
+        this.machineMaxMemoryBytes = machineMaxMemoryBytes;
+    }
+
+    private static long maxMemoryBytes() {
+        try {
+            return Runtime.getRuntime().maxMemory();
+        } catch (Exception ex) {
+            return 0L;
+        }
+    }
+
+    public CapacityPlan buildPlan() {
+        if (properties.getDbPoolMaxSize() < 0 || properties.getHttpClientPoolMaxSize() < 0
+                || properties.getRustfsPoolMaxSize() < 0 || properties.getPoolTotalMax() < 0) {
+            throw new IllegalArgumentException("连接池容量不能为负值: db=" + properties.getDbPoolMaxSize()
+                    + " http=" + properties.getHttpClientPoolMaxSize()
+                    + " rustfs=" + properties.getRustfsPoolMaxSize());
+        }
+        List<String> warnings = new ArrayList<>();
+        if (machineMaxMemoryBytes > 0) {
+            warnRatio(warnings, "堆", properties.getHeapMaxBytes(), properties.getHeapRatioWarn());
+            warnRatio(warnings, "直接内存", properties.getDirectMaxBytes(), properties.getDirectRatioWarn());
+            warnRatio(warnings, "临时磁盘预留", properties.getTempDiskReserveBytes(), properties.getTempDiskRatioWarn());
+        } else {
+            warnings.add("无法取得机器内存，容量比例校验跳过");
+        }
+        if (properties.getTempDiskReserveBytes() <= 0) {
+            warnings.add("临时磁盘预留为 0，大任务可能无界写盘");
+        }
+        int poolTotal = properties.getDbPoolMaxSize()
+                + properties.getHttpClientPoolMaxSize()
+                + properties.getRustfsPoolMaxSize();
+        if (poolTotal > properties.getPoolTotalMax()) {
+            warnings.add("连接池总和 " + poolTotal + " 超过上限 " + properties.getPoolTotalMax());
+        }
+        return new CapacityPlan(properties.getHeapMaxBytes(), properties.getDirectMaxBytes(),
+                properties.getTempDiskReserveBytes(), properties.getDbPoolMaxSize(),
+                properties.getHttpClientPoolMaxSize(), properties.getRustfsPoolMaxSize(),
+                poolTotal, machineMaxMemoryBytes, List.copyOf(warnings));
+    }
+
+    private void warnRatio(List<String> warnings, String label, long bytes, double ratioWarn) {
+        if (bytes > 0 && (double) bytes > machineMaxMemoryBytes * ratioWarn) {
+            warnings.add(label + "上限 " + bytes + " 超过机器内存 " + machineMaxMemoryBytes
+                    + " 的 " + (int) (ratioWarn * 100) + "%");
+        }
+    }
+
+    @Override
+    public void run(String... args) {
+        CapacityPlan plan = buildPlan();
+        log.info("[capacity] JVM 堆上限={} 直接内存={} 临时磁盘预留={} 连接池 db={} http={} rustfs={} 总和={} 机器内存={}",
+                plan.heapMaxBytes(), plan.directMaxBytes(), plan.tempDiskReserveBytes(),
+                plan.dbPoolMaxSize(), plan.httpClientPoolMaxSize(), plan.rustfsPoolMaxSize(),
+                plan.poolTotal(), plan.machineMaxMemoryBytes());
+        for (String warning : plan.warnings()) {
+            log.warn("[capacity] {}", warning);
+        }
+    }
+
+    public record CapacityPlan(
+            long heapMaxBytes,
+            long directMaxBytes,
+            long tempDiskReserveBytes,
+            int dbPoolMaxSize,
+            int httpClientPoolMaxSize,
+            int rustfsPoolMaxSize,
+            int poolTotal,
+            long machineMaxMemoryBytes,
+            List<String> warnings
+    ) {
+    }
+}
@@ -4,6 +4,6 @@ import org.springframework.boot.context.properties.EnableConfigurationProperties
 import org.springframework.context.annotation.Configuration;

@Configuration
-@EnableConfigurationProperties({OssProperties.class, TransientStorageProperties.class, StorageProperties.class, BrandProgressProperties.class, DeleteBrandProgressProperties.class, BrandCheckProperties.class, ZiniaoProperties.class, ModuleCleanupProperties.class, TaskPressureProperties.class, TaskImageCacheCleanupProperties.class, AppearancePatentProperties.class, SimilarAsinProperties.class, ImageVideoProperties.class, InstanceRoutingProperties.class})
+@EnableConfigurationProperties({OssProperties.class, TransientStorageProperties.class, StorageProperties.class, BrandProgressProperties.class, DeleteBrandProgressProperties.class, BrandCheckProperties.class, ZiniaoProperties.class, ModuleCleanupProperties.class, TaskPressureProperties.class, TaskImageCacheCleanupProperties.class, AppearancePatentProperties.class, SimilarAsinProperties.class, ImageVideoProperties.class, InstanceRoutingProperties.class, CapacityPlanProperties.class})
 public class PropertiesConfig {
 }