Question & Answer
Question
IBM Data Server Driver for JDBC and SQLJ (以降 Jcc ドライバー) で短時間に数多くの Statement を実行したり、接続の妥当性検査のために Connection.isValid を呼び出すと、各要求が java.util.Timer オブジェクトを生成し、これに伴うスレッドの生成で Java VM 全体のパフォーマンスが著しく落ちることがあります。 この現象の理由と回避方法はありますか。
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Modified date:
30 April 2025
UID
swg21962870