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            <title><![CDATA[ Backend Internals Series – Hiểu Điều Gì Thực Sự Xảy Ra Bên Trong Một Backend Server]]></title>
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            <description><![CDATA[Bạn có bao giờ gặp những tình huống như thế này chưa?

- CPU chỉ chạy 15%, nhưng hệ thống vẫn timeout.
- Database vẫn khỏe, nhưng Request lại chậm bất...]]></description>
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            <pubDate>2026-07-27 23:11:54</pubDate>
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            <description><![CDATA[Thread per Request vs. Event Loop: Cuộc Chiến Tối Ưu Hóa "Sự Chờ Đợi" Trong Hệ Thống Backend

 Xem full series  Backend Internal tại: https://www.patr...]]></description>
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            <pubDate>2026-07-04 17:14:11</pubDate>
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            <title><![CDATA[⚙️ Request Đi Qua Server Như Thế Nào - Backend Internals P1]]></title>
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Xem full series Backend Internal tại: h...]]></description>
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            <pubDate>2026-06-18 09:43:27</pubDate>
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