move remaining files to dev folder

TOC.md

@@ -2,12 +2,12 @@
 
 ## 目录
 
-+ [关于 TiDB](overview.md)
++ [关于 TiDB](dev/overview.md)
 + 主要概念
-  - [整体架构](architecture.md)
-  + [核心特性](key-features.md)
-    - [水平扩展](key-features.md#水平扩展)
-    - [高可用](key-features.md#高可用)
+  - [整体架构](dev/architecture.md)
+  + [核心特性](dev/key-features.md)
+    - [水平扩展](dev/key-features.md#水平扩展)
+    - [高可用](dev/key-features.md#高可用)
 + 操作指南
   + 快速上手
     + 创建本地集群
@@ -43,7 +43,7 @@
       - [全量迁移](dev/how-to/migrate/from-mysql.md)
       - [增量复制](dev/how-to/migrate/incrementally-from-mysql.md)
     - [从 Amazon Aurora MySQL 迁移数据](dev/how-to/migrate/from-aurora.md)
-    - [从 CSV 迁移](tools/lightning/csv.md)
+    - [从 CSV 迁移](dev/tools/lightning/csv.md)
   + 运维
     - [Ansible 常见运维操作](dev/how-to/maintain/ansible-operations.md)
     + [备份与恢复](dev/how-to/maintain/backup-and-restore.md)
@@ -54,15 +54,15 @@
     - [升级至 TiDB 3.0](dev/how-to/upgrade/from-previous-version.md)
     - [升级至 TiDB 2.1](dev/how-to/upgrade/to-tidb-2.1.md)
     - [使用 Ansible 滚动升级](dev/how-to/upgrade/rolling-updates-with-ansible.md)
-    - [升级 Data Migration](tools/dm/dm-upgrade.md)
+    - [升级 Data Migration](dev/tools/dm/dm-upgrade.md)
   + 故障诊断
     - [集群配置诊断](dev/how-to/troubleshoot/cluster-setup.md)
     - [Data Migration 故障诊断](dev/how-to/troubleshoot/data-migration.md)
     - [TiDB Lightning 故障诊断](dev/how-to/troubleshoot/tidb-lightning.md)
 + 参考手册
   + [与 MySQL 兼容性对比](dev/reference/mysql-compatibility.md)
   + SQL
-    - [TiDB SQL 语法图](https://pingcap.github.io/sqlgram/)
+    - [TiDB SQL 语法图](dev/https://pingcap.github.io/sqlgram/)
     + SQL 语言结构
       - [字面值](dev/reference/sql/language-structure/literal-values.md)
       - [Schema 对象名](dev/reference/sql/language-structure/schema-object-names.md)
@@ -138,7 +138,7 @@
     - [统计信息概述](dev/reference/performance/statistics.md)
     - [Optimizer Hints](dev/reference/performance/optimizer-hints.md)
     - [TiKV 调优](dev/reference/performance/tune-tikv.md)
-    - [TiDB 最佳实践](https://pingcap.com/blog-cn/tidb-best-practice/)
+    - [TiDB 最佳实践](dev/https://pingcap.com/blog-cn/tidb-best-practice/)
   + [TiSpark 使用指南](dev/reference/tispark.md)
   + 生态工具
     - [Mydumper](dev/reference/tools/mydumper.md)
@@ -180,7 +180,7 @@
       - [CSV 支持](dev/reference/tools/tidb-lightning/csv.md)
       - [监控告警](dev/reference/tools/tidb-lightning/monitor.md)
       - [故障诊断](dev/how-to/troubleshoot/tidb-lightning.md)
-      - [FAQ](faq/tidb-lightning.md)
+      - [FAQ](dev/faq/tidb-lightning.md)
     + TiDB Binlog
       - [概述](dev/reference/tools/tidb-binlog/overview.md)
       - [部署使用](dev/reference/tools/tidb-binlog/deploy.md)
@@ -189,69 +189,69 @@
       - [版本升级](dev/reference/tools/tidb-binlog/upgrade.md)
     - [PD Control](dev/reference/tools/pd-control.md)
     - [PD Recover](dev/reference/tools/pd-recover.md)
-    - [TiKV Control](https://github.com/tikv/tikv/blob/master/docs/tools/tikv-control.md)
+    - [TiKV Control](dev/https://github.com/tikv/tikv/blob/master/docs/tools/tikv-control.md)
     - [TiDB Controller](dev/reference/tools/tidb-control.md)
     - [工具下载](dev/reference/tools/download.md)
 + 常见问题 (FAQ)
-  - [TiDB FAQ](faq/tidb.md)
-  - [TiDB-Lightning FAQ](faq/tidb-lightning.md)
-  - [升级 FAQ](faq/upgrade.md)
+  - [TiDB FAQ](dev/faq/tidb.md)
+  - [TiDB-Lightning FAQ](dev/faq/tidb-lightning.md)
+  - [升级 FAQ](dev/faq/upgrade.md)
 + 技术支持
-  - [支持渠道](support-resources.md)
-  - [反馈问题](report-issue.md)
-+ [贡献](contribute.md)
-  - [贡献代码](contribute.md#成为-tidb-的贡献者)
-  - [改进文档](contribute.md#改进文档)
-- [TiDB 路线图](roadmap.md)
-+ [版本发布历史](releases/rn.md)
+  - [支持渠道](dev/support-resources.md)
+  - [反馈问题](dev/report-issue.md)
++ [贡献](dev/contribute.md)
+  - [贡献代码](dev/contribute.md#成为-tidb-的贡献者)
+  - [改进文档](dev/contribute.md#改进文档)
+- [TiDB 路线图](dev/roadmap.md)
++ [版本发布历史](dev/releases/rn.md)
   + v3.0
-    - [3.0.0-rc.2](releases/3.0.0-rc.2.md)
-    - [3.0.0-rc.1](releases/3.0.0-rc.1.md)
-    - [3.0.0-beta.1](releases/3.0.0-beta.1.md)
-    - [3.0.0-beta](releases/3.0beta.md)
+    - [3.0.0-rc.2](dev/releases/3.0.0-rc.2.md)
+    - [3.0.0-rc.1](dev/releases/3.0.0-rc.1.md)
+    - [3.0.0-beta.1](dev/releases/3.0.0-beta.1.md)
+    - [3.0.0-beta](dev/releases/3.0beta.md)
   + v2.1
-    - [2.1.12](releases/2.1.12.md)
-    - [2.1.11](releases/2.1.11.md)
-    - [2.1.10](releases/2.1.10.md)
-    - [2.1.9](releases/2.1.9.md)
-    - [2.1.8](releases/2.1.8.md)
-    - [2.1.7](releases/2.1.7.md)
-    - [2.1.6](releases/2.1.6.md)
-    - [2.1.5](releases/2.1.5.md)
-    - [2.1.4](releases/2.1.4.md)
-    - [2.1.3](releases/2.1.3.md)
-    - [2.1.2](releases/2.1.2.md)
-    - [2.1.1](releases/2.1.1.md)
-    - [2.1 GA](releases/2.1ga.md)
-    - [2.1 RC5](releases/21rc5.md)
-    - [2.1 RC4](releases/21rc4.md)
-    - [2.1 RC3](releases/21rc3.md)
-    - [2.1 RC2](releases/21rc2.md)
-    - [2.1 RC1](releases/21rc1.md)
-    - [2.1 Beta](releases/21beta.md)
+    - [2.1.12](dev/releases/2.1.12.md)
+    - [2.1.11](dev/releases/2.1.11.md)
+    - [2.1.10](dev/releases/2.1.10.md)
+    - [2.1.9](dev/releases/2.1.9.md)
+    - [2.1.8](dev/releases/2.1.8.md)
+    - [2.1.7](dev/releases/2.1.7.md)
+    - [2.1.6](dev/releases/2.1.6.md)
+    - [2.1.5](dev/releases/2.1.5.md)
+    - [2.1.4](dev/releases/2.1.4.md)
+    - [2.1.3](dev/releases/2.1.3.md)
+    - [2.1.2](dev/releases/2.1.2.md)
+    - [2.1.1](dev/releases/2.1.1.md)
+    - [2.1 GA](dev/releases/2.1ga.md)
+    - [2.1 RC5](dev/releases/21rc5.md)
+    - [2.1 RC4](dev/releases/21rc4.md)
+    - [2.1 RC3](dev/releases/21rc3.md)
+    - [2.1 RC2](dev/releases/21rc2.md)
+    - [2.1 RC1](dev/releases/21rc1.md)
+    - [2.1 Beta](dev/releases/21beta.md)
   + v2.0
-    - [2.0.11](releases/2.0.11.md)
-    - [2.0.10](releases/2.0.10.md)
-    - [2.0.9](releases/209.md)
-    - [2.0.8](releases/208.md)
-    - [2.0.7](releases/207.md)
-    - [2.0.6](releases/206.md)
-    - [2.0.5](releases/205.md)
-    - [2.0.4](releases/204.md)
-    - [2.0.3](releases/203.md)
-    - [2.0.2](releases/202.md)
-    - [2.0.1](releases/201.md)
-    - [2.0](releases/2.0ga.md)
-    - [2.0 RC5](releases/2rc5.md)
-    - [2.0 RC4](releases/2rc4.md)
-    - [2.0 RC3](releases/2rc3.md)
-    - [2.0 RC1](releases/2rc1.md)
-    - [1.1 Beta](releases/11beta.md)
-    - [1.1 Alpha](releases/11alpha.md)
+    - [2.0.11](dev/releases/2.0.11.md)
+    - [2.0.10](dev/releases/2.0.10.md)
+    - [2.0.9](dev/releases/209.md)
+    - [2.0.8](dev/releases/208.md)
+    - [2.0.7](dev/releases/207.md)
+    - [2.0.6](dev/releases/206.md)
+    - [2.0.5](dev/releases/205.md)
+    - [2.0.4](dev/releases/204.md)
+    - [2.0.3](dev/releases/203.md)
+    - [2.0.2](dev/releases/202.md)
+    - [2.0.1](dev/releases/201.md)
+    - [2.0](dev/releases/2.0ga.md)
+    - [2.0 RC5](dev/releases/2rc5.md)
+    - [2.0 RC4](dev/releases/2rc4.md)
+    - [2.0 RC3](dev/releases/2rc3.md)
+    - [2.0 RC1](dev/releases/2rc1.md)
+    - [1.1 Beta](dev/releases/11beta.md)
+    - [1.1 Alpha](dev/releases/11alpha.md)
   + v1.0
-    - [1.0](releases/ga.md)
-    - [Pre-GA](releases/prega.md)
-    - [RC4](releases/rc4.md)
-    - [RC3](releases/rc3.md)
-    - [RC2](releases/rc2.md)
-    - [RC1](releases/rc1.md)
+    - [1.0](dev/releases/ga.md)
+    - [Pre-GA](dev/releases/prega.md)
+    - [RC4](dev/releases/rc4.md)
+    - [RC3](dev/releases/rc3.md)
+    - [RC2](dev/releases/rc2.md)
+    - [RC1](dev/releases/rc1.md)

architecture.md → dev/architecture.md

@@ -1,6 +1,7 @@
 ---
 title: TiDB 整体架构
 category: introduction
+aliases: ['/docs-cn/architecture/']
 ---
 
 # TiDB 整体架构

benchmark/how-to-run-sysbench.md → dev/benchmark/how-to-run-sysbench.md

@@ -1,6 +1,7 @@
 ---
 title: 如何用 Sysbench 测试 TiDB
 category: benchmark
+aliases: ['/docs-cn/benchmark/sysbench-v4/','/docs-cn/benchmark/how-to-run-sysbench.md']
 ---
 
 # 如何用 Sysbench 测试 TiDB
@@ -9,9 +10,9 @@ category: benchmark
 
 ## 测试环境
 
-- [硬件要求](https://pingcap.com/docs/op-guide/recommendation/)
+- [硬件要求](/dev/how-to/deploy/hardware-recommendations.md)
 
-- 参考 [TiDB 部署文档](https://pingcap.com/docs/op-guide/ansible-deployment/)部署 TiDB 集群。在 3 台服务器的条件下，建议每台机器部署 1 个 TiDB，1 个 PD，和 1 个 TiKV 实例。关于磁盘，以 32 张表、每张表 10M 行数据为例，建议 TiKV 的数据目录所在的磁盘空间大于 512 GB。
+- 参考 [TiDB 部署文档](/dev/how-to/deploy/orchestrated/ansible.md)部署 TiDB 集群。在 3 台服务器的条件下，建议每台机器部署 1 个 TiDB，1 个 PD，和 1 个 TiKV 实例。关于磁盘，以 32 张表、每张表 10M 行数据为例，建议 TiKV 的数据目录所在的磁盘空间大于 512 GB。
     对于单个 TiDB 的并发连接数，建议控制在 500 以内，如需增加整个系统的并发压力，可以增加 TiDB 实例，具体增加的 TiDB 个数视测试压力而定。
 
 IDC 机器：
@@ -76,7 +77,7 @@ block-cache-size = "24GB"
 block-cache-size = "6GB"
 ```
 
-更详细的 TiKV 参数调优请参考 [TiKV 性能参数调优](https://pingcap.com/docs/op-guide/tune-tikv/)。
+更详细的 TiKV 参数调优请参考 [TiKV 性能参数调优](/dev/reference/performance/tune-tikv.md)。
 
 ## 测试过程
 

benchmark/sysbench-v2.md → dev/benchmark/sysbench-v2.md

@@ -1,6 +1,7 @@
 ---
 title: TiDB Sysbench 性能对比测试报告 - v2.0.0 对比 v1.0.0
 category: benchmark
+aliases: ['/docs-cn/benchmark/sysbench-v2/']
 ---
 
 # TiDB Sysbench 性能对比测试报告 - v2.0.0 对比 v1.0.0

benchmark/sysbench-v3.md → dev/benchmark/sysbench-v3.md

@@ -1,6 +1,7 @@
 ---
 title: TiDB Sysbench 性能对比测试报告 - v2.1 对比 v2.0
 category: benchmark
+aliases: ['/docs-cn/benchmark/sysbench-v3/']
 ---
 
 # TiDB Sysbench 性能对比测试报告 - v2.1 对比 v2.0
@@ -99,7 +100,7 @@ block-cache-size = "20GB"
 | v2.0 | 512  | 121350.61 | 11.65 |
 | v2.0 | 1024 | 150036.31 | 17.32 |
 
-![point select](../media/sysbench_v3_point_select.png)
+![point select](/media/sysbench_v3_point_select.png)
 
 v2.1 比 v2.0 在 Point Select 查询性能上，**提升了 50%**。
 
@@ -118,7 +119,7 @@ v2.1 比 v2.0 在 Point Select 查询性能上，**提升了 50%**。
 | v2.0 | 512  | 25994.33 | 46.63  |
 | v2.0 | 1024 | 27917.52 | 92.42  |
 
-![update non-index](../media/sysbench_v3_update_non_index.png)
+![update non-index](/media/sysbench_v3_update_non_index.png)
 
 v2.1 与 v2.0 在 Update Non-Index 写入性能上基本一致。
 
@@ -137,6 +138,6 @@ v2.1 与 v2.0 在 Update Non-Index 写入性能上基本一致。
 | v2.0 | 512  | 11162.63 | 104.84 |
 | v2.0 | 1024 | 12067.63 | 179.94 |
 
-![update index](../media/sysbench_v3_update_index.png)
+![update index](/media/sysbench_v3_update_index.png)
 
 v2.1 与 v2.0 在 Update Index 写入性能上基本一致。

benchmark/sysbench.md → dev/benchmark/sysbench.md

@@ -2,6 +2,7 @@
 title: TiDB Sysbench 性能测试报告 - v1.0.0
 category: benchmark
 draft: true
+aliases: ['/docs-cn/benchmark/sysbench/']
 ---
 
 # TiDB Sysbench 性能测试报告 - v1.0.0

benchmark/tpch-v2.md → dev/benchmark/tpch-v2.md

@@ -1,6 +1,7 @@
 ---
 title: TiDB TPC-H 50G 性能测试报告
 category: benchmark
+aliases: ['/docs-cn/benchmark/tpch-v2/']
 ---
 
 # TiDB TPC-H 50G 性能测试报告
@@ -96,7 +97,7 @@ TiDB 2.1：
 | 21        | 389.883709908s | 361.034544945s |
 | 22        | 64.0494630337s | 65.7153418064s |
 
-![TPC-H Query Result](../media/tpch-query-result-v2.png)
+![TPC-H Query Result](media//tpch-query-result-v2.png)
 
 说明：
 - 图中橙色为 Release 2.1，蓝色为 Release 2.0，纵坐标是 Query 的处理时间，越低越好

benchmark/tpch.md → dev/benchmark/tpch.md

@@ -1,6 +1,7 @@
 ---
 title: TiDB TPC-H 50G 性能测试报告
 category: benchmark
+aliases: ['/docs-cn/benchmark/tpch/']
 ---
 
 # TiDB TPC-H 50G 性能测试报告
@@ -98,7 +99,7 @@ TiDB 2.0：
 | 21        | 31.466s            | OOM              |
 | 22        | 31.539s            | 125.471s         |
 
-![TPC-H Query Result](../media/tpch-query-result.png)
+![TPC-H Query Result](media//tpch-query-result.png)
 
 说明：
 - 图中橙色为 Release 1.0，蓝色为 Release 2.0，纵坐标是 Query 的处理时间，越低越好

contribute.md → dev/contribute.md

@@ -1,6 +1,7 @@
 ---
 title: 成为贡献者
 category: contribute
+aliases: ['/docs-cn/contribute/']
 ---
 
 # 成为贡献者

faq/tidb-lightning.md → dev/faq/tidb-lightning.md

@@ -1,7 +1,7 @@
 ---
 title: TiDB-Lightning 常见问题
 category: FAQ
-aliases: ['/docs-cn/tools/lightning/faq/']
+aliases: ['/docs-cn/tools/lightning/faq/','/docs-cn/faq/tidb-lightning/']
 ---
 
 # TiDB-Lightning 常见问题
@@ -51,7 +51,7 @@ mysql> ADMIN CHECKSUM TABLE `schema`.`table`;
 
 ## Lightning 支持哪些格式的数据源？
 
-到 v2.1.6 版本为止，只支持本地文档形式的数据源，支持 [mydumper](https://github.com/pingcap/mydumper) 或 [CSV](/dev/reference/tools/tidb-lightning/csv.md) 格式。
+到 v2.1.6 版本为止，只支持本地文档形式的数据源，支持 [mydumper](/dev/reference/tools/mydumper.md) 或 [CSV](/dev/reference/tools/tidb-lightning/csv.md) 格式。
 
 ## 我已经在下游创建好库和表了，Lightning 可以忽略建库建表操作吗？