Context with postgres

polaris · · 462 次点击    
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<p>In the beginning of my controller I create context with timeout like this</p> <p>ctx, cancel := context.WithTimeout(context.Background(), time.Second * 10) defer cancel()</p> <p>And then I use this context in each db request like this</p> <p>QueryRowContext(ctx, query, ...args) // where ctx is context</p> <p>However, when I load test my program I notice that some of my requests return error &#34;pq: canceling statement due to user request&#34;. And the more quantity of requests the more quantity of errors I get.</p> <p>But, if I don&#39;t use context with timeout, but rather use just context.Background(), I get no errors regardless of amount of requests.</p> <p>Each request takes about 50ms, so timeout cannot occur. And I tried context with cancel context.WithCancel(context.Background()) and I also get these errors.</p> <p>What may be a reason that these errors occur?</p>

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