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- 优化 连接预热策略：min pool size 不设置或 <= 0，则默认预热 5个；也可以设置 1；

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This commit is contained in:
28810
2019-05-08 19:11:40 +08:00
parent d15be1d040
commit a59ef190d4
6 changed files with 52 additions and 10 deletions
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8
FreeSql/FreeUtil.cs
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@@ -32,7 +32,9 @@ public static class FreeUtil {
return Guid.Parse(guid);
}
internal static void PrevReheatConnectionPool(ObjectPool<DbConnection> pool) {
internal static void PrevReheatConnectionPool(ObjectPool<DbConnection> pool, int minPoolSize) {
if (minPoolSize <= 0) minPoolSize = Math.Min(5, pool.Policy.PoolSize);
if (minPoolSize > pool.Policy.PoolSize) minPoolSize = pool.Policy.PoolSize;
var initTestOk = true;
var initStartTime = DateTime.Now;
var initConns = new ConcurrentBag<Object<DbConnection>>();
@@ -44,9 +46,9 @@ public static class FreeUtil {
} catch {
initTestOk = false; //预热一次失败，后面将不进行
}
for (var a = 1; initTestOk && a < pool.Policy.PoolSize; a += 10) {
for (var a = 1; initTestOk && a < minPoolSize; a += 10) {
if (initStartTime.Subtract(DateTime.Now).TotalSeconds > 3) break; //预热耗时超过3秒，退出
var b = Math.Min(pool.Policy.PoolSize - a, 10); //每10个预热
var b = Math.Min(minPoolSize - a, 10); //每10个预热
var initTasks = new Task[b];
for (var c = 0; c < b; c++) {
initTasks[c] = Task.Run(() => {