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[Issue#45]Trx-sys optimization#50

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liuwei-ck merged 1 commit intokunpengcompute:mysql-8.0.20-oltp-kpkunpengcompute/mysql-server:mysql-8.0.20-oltp-kpfrom zwang28:trx-sys-optimizationzwang28/mysql-server:trx-sys-optimizationCopy head branch name to clipboardApr 21, 2021

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Commits on Apr 13, 2021

• Issue#45 Replace trx_sys_t::rw_trx_set with LF_HASH trx_sys_t::rw_trx_set is implemented as std::set, which does a few quite expensive operations under trx_sys_t::mutex protection: e.g. malloc/free…

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