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@ -1753,3 +1753,20 @@ sudo systemctl status jenkins
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[MIRROR] jenkins-2.440.1-1.1.noarch.rpm: Curl error (60): SSL peer certificate or SSH remote key was not OK for https://mirrors.tuna.tsinghua.edu.cn/jenkins/redhat-stable/jenkins-2.440.1-1.1.noarch.rpm [SSL certificate problem: certificate is not yet valid]
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```
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### 修改端口
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```shell
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# 进入目录
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cd /usr/lib/systemd/system
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vim jenkins.service
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# 或者
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vim /usr/lib/systemd/system/jenkins.service
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# 修改为想要的端口
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Environment="JENKINS_PORT=8889"
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# 重新加载配置文件
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systemctl daemon-reload
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```
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@ -229,8 +229,6 @@ Grant succeeded.
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## SQL PLUS
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### 解决乱码
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@ -534,7 +532,7 @@ grant dba to pdb1;
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```sql
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-- 查看表空间及数据文件使用
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select tablespace_name,file_id,bytes/1024/1024,file_name from dba_data_files order by file_id;
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select tablespace_name,file_id,bytes/1024/1024 || 'm' as file_size,file_name from dba_data_files order by file_id;
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CREATE TABLESPACE ACTERP_PRE
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LOGGING
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79
source/_posts/PostgreSQL.md
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79
source/_posts/PostgreSQL.md
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@ -0,0 +1,79 @@
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---
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title: PostgreSQL
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date: 2024-03-22 09:19:21
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tags:
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---
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# 配置
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## 开启归档日志
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```conf
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wal_level = archive
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archive_mode = on
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archive_command = 'copy "%p" "E:\\PostgreSQLArchive\\%f"'
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```
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# 工具
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## pg_controldata
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```cmd
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"C:\Program Files\PostgreSQL\9.3\bin\pg_controldata" "D:\Program Files\PostgreSQL\9.3\data"
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pg_control 版本: 937
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Catalog 版本: 201306121
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数据库系统标识符: 7348237991996702661
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数据库簇状态: 在运行中
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pg_control 最后修改: 2024/3/22 8:52:05
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最新检查点位置: 1/47003918
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优先检查点位置: 1/47000028
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最新检查点的 REDO 位置: 1/47003918
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最新检查点的重做日志文件: 000000010000000100000047
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最新检查点的 TimeLineID: 1
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最新检查点的PrevTimeLineID: 1
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最新检查点的full_page_writes: 开启
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最新检查点的 NextXID: 0/187323
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最新检查点的 NextOID: 24781
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最新检查点的NextMultiXactId: 1
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最新检查点的NextMultiOffsetD: 0
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最新检查点的oldestXID: 666
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最新检查点的oldestXID所在的数据库:1
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最新检查点检查oldestActiveXID: 0
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最新检查点检查oldestMultiXid: 1
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最新检查点的oldestMulti所在的数据库:1
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最新检查点的时间: 2024/3/22 8:52:05
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不带日志的关系: 0/1使用虚假的LSN计数器
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最小恢复结束位置: 0/0
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最小恢复结束位置时间表: 0
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开始进行备份的点位置: 0/0
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备份的最终位置: 0/0
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需要终止备份的记录: 否
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参数wal_level的当前设置: archive
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参数max_connections的当前设置: 100
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参数 max_prepared_xacts的当前设置: 0
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参数max_locks_per_xact setting的当前设置: 64
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最大数据校准: 8
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数据库块大小: 8192
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大关系的每段块数: 131072
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WAL的块大小: 8192
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每一个 WAL 段字节数: 16777216
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标识符的最大长度: 64
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在索引中可允许使用最大的列数: 32
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TOAST区块的最大长度: 1996
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日期/时间 类型存储: 64位整数
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正在传递Flloat4类型的参数: 由值
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正在传递Flloat8类型的参数: 由引用
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数据页校验和版本: 0
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```
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## pg_archivecleanup
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根据`pg_controldata`获取到的**最新检查点的重做日志文件**,可以将其之前的日志进行清空
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```cmd
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"C:\Program Files\PostgreSQL\9.3\bin\pg_archivecleanup" -d "E:\PostgreSQLArchive" 000000010000000100000047
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```
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