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Installation Description

  • The patch is developed for MySQL 8.0.20.
  • For details about the environment requirements for using the patch, see MySQL Porting Guide.
  1. Download and decompress the MySQL 8.0.20 source package.
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    cd /home
wget https://cdn.mysql.com/archives/mysql-8.0/mysql-boost-8.0.20.tar.gz --no-check-certificate
tar -zxvf mysql-boost-8.0.20.tar.gz
cd mysql-8.0.20
  2. Convert the project into a Git repository.
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    git init
git add -A
git commit -m "init"
    • Generally, Git is provided by the system. Configure the Yum source by following instructions in "Configuring the Yum Source" in MySQL Porting Guide and then install Git. 
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      yum install git
    • If the Git submission user information is not configured, configure the user email and user name before running the git commit command. 
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      git config user.email "123@example.com"
git config user.name "123"
  3. Download the patch file.
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    wget https://gitee.com/kunpengcompute/mysql-server/releases/download/KunpengBoostKit21.0.0-threadpool8/0001-THREAD_POOL_8.patch --no-check-certificate
  4. Check whether the content is modified.
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    git status
    The following shows that a 0001-THREAD_POOL_8.patch file is added. 
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    # On branch master
# Untracked files:
#   (use "git add <file>..." to include in what will be committed)
#
#       0001-THREAD_POOL_8.patch
nothing added to commit but untracked files present (use "git add" to track)
  5. Check whether the patch file conflicts with the MySQL source code.
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    git apply --check 0001-THREAD_POOL_8.patch

    If no error is reported, the patch can be applied.

  6. Apply the patch file.
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    git apply --whitespace=nowarn 0001-THREAD_POOL_8.patch

    The following information is displayed. Warning information can be ignored. If no error information is displayed, the patch is successfully installed.

    After the patch is applied, you can create, compile, and install MySQL. For details, see MySQL Porting Guide.

    After the patch is successfully installed, check the new information_schema table in the thread pool to ensure that the patch has taken effect. For details, see New information_schema Tables.