From b2143c184e2ddaa23342d9b24fd81726e1bc5ef2 Mon Sep 17 00:00:00 2001 From: zcp100_zcp100 Date: Mon, 9 Jan 2023 10:50:13 +0800 Subject: [PATCH] =?UTF-8?q?update(mogdb):=E6=95=85=E9=9A=9C=E8=AF=8A?= =?UTF-8?q?=E6=96=AD=E6=8C=87=E5=8D=97=E7=9B=AE=E5=BD=95=E6=9B=B4=E6=94=B9?= =?UTF-8?q?=E5=B0=9D=E8=AF=95?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- product/en/docs-uqbar/v1.1/overview.md | 2 +- .../common-fault-locating-cases.md | 22 +++++++++++++++++++ .../core-fault-locating.md | 13 +++++++++++ .../file-system-disk-memory-fault-locating.md | 15 +++++++++++++ .../index-fault-locating.md | 12 ++++++++++ ...mission-session-datatype-fault-locating.md | 12 ++++++++++ .../service-ha-currency-fault-locating.md | 14 ++++++++++++ .../sql-fault-locating.md | 14 ++++++++++++ .../table-partition-table-fault-locating.md | 11 ++++++++++ .../toc_common-faults-and-identification.md | 16 +++++++------- product/zh/docs-uqbar/v1.1/overview.md | 2 +- product/zh/docs-uqbar/v1.1/query-data.md | 4 +--- 12 files changed, 124 insertions(+), 13 deletions(-) create mode 100644 product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases.md create mode 100644 product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/core-fault-locating.md create mode 100644 product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/file-system-disk-memory-fault-locating.md create mode 100644 product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/index-fault-locating.md create mode 100644 product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/permission-session-datatype-fault-locating.md create mode 100644 product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/service-ha-currency-fault-locating.md create mode 100644 product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/sql-fault-locating.md create mode 100644 product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/table-partition-table-fault-locating.md diff --git a/product/en/docs-uqbar/v1.1/overview.md b/product/en/docs-uqbar/v1.1/overview.md index ee1f65c4..67cec916 100644 --- a/product/en/docs-uqbar/v1.1/overview.md +++ b/product/en/docs-uqbar/v1.1/overview.md @@ -27,7 +27,7 @@ Uqbar provides industry-leading performance and cost capabilities to meet the ma - **Constant write of massive sensor data under great workload**: With technical optimization achieved in terms of NUMA, intelligent data partitioning, reuse of execution plans, and rapid expansion of data pages, the writing performance of a single node in high concurrency scenarios can reach 3 million points per second, exceeding the industry benchmark by 20%. - **High-performance aggregated query and analysis of massive data**: With such technologies as column-store engine, vectorized query engine, and concurrent query, the aggregated query and analysis performance is optimized to make the response time reach the millisecond level, exceeding the industry benchmark by 30%. -- **Multi-dimensional combination query**: With the inverted index capability, multi-dimensional arbitrary combination query is supported. As a result the multi-dimensional query performance is 10 times more than that of other products of the same kind. +- **Multi-dimensional combination query**: With the inverted index capability, multi-dimensional arbitrary combination query is supported. As a result the multi-dimensional query performance is 3 times more than that of other products of the same kind. - **Extreme data compression ratio**: With the column-store and time-series compression algorithm, the data compression ratio is increased in 10 folds in typical scenarios while the storage cost is reduced and the query efficiency is improved. - **Management of massive sensor indicators**: A single node supports management of tens of millions of sensor indicators. diff --git a/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases.md b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases.md new file mode 100644 index 00000000..1a543169 --- /dev/null +++ b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases.md @@ -0,0 +1,22 @@ +--- +title: 常见故障定位案例 +summary: 常见故障定位案例 +author: zhang cuiping +date: 2022-11-22 +--- + +# 常见故障定位案例 + +[core问题定位](./common-fault-locating-cases/core-fault-locating.md) + +[权限/会话/数据类型问题定位](./common-fault-locating-cases/permission-session-datatype-fault-locating.md) + +[服务/高可用/并发问题定位](./common-fault-locating-cases/service-ha-currency-fault-locating.md) + +[表/分区表问题定位](./common-fault-locating-cases/table-partition-table-core-fault-locating.md) + +[文件系统/磁盘/内存问题定位](./common-fault-locating-cases/file-system-disk-memory-fault-locating.md) + +[SQL问题定位](./common-fault-locating-cases/sql-fault-locating.md) + +[索引问题定位](./common-fault-locating-cases/index-fault-locating.md) \ No newline at end of file diff --git a/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/core-fault-locating.md b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/core-fault-locating.md new file mode 100644 index 00000000..9797ebfb --- /dev/null +++ b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/core-fault-locating.md @@ -0,0 +1,13 @@ +--- +title: Core问题定位 +summary: Core问题定位 +author: zhang cuiping +date: 2022-11-22 +--- + +# Core问题定位 + ++ [磁盘满故障引起的core问题](./1-core-fault-locating/1-core-dump-occurs-due-to-full-disk-space.md) ++ [GUC参数log_directory设置不正确引起的core问题](./1-core-fault-locating/2-core-dump-occurs-due-to-incorrect-settings-of-guc-parameter-log-directory.md) ++ [开启RemoveIPC引起的core问题](./1-core-fault-locating/3-core-dump-occurs-when-removeipc-is-enabled.md) ++ [x86下安装完成后发生coredump](./1-core-fault-locating/4-core-dump-occurs-after-installation-on-x86.md) \ No newline at end of file diff --git a/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/file-system-disk-memory-fault-locating.md b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/file-system-disk-memory-fault-locating.md new file mode 100644 index 00000000..a3641793 --- /dev/null +++ b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/file-system-disk-memory-fault-locating.md @@ -0,0 +1,15 @@ +--- +title: 文件系统/磁盘/内存问题定位 +summary: 文件系统/磁盘/内存问题定位 +author: zhang cuiping +date: 2022-11-22 +--- + +# 文件系统/磁盘/内存问题定位 + ++ [在XFS文件系统中，使用du命令查询数据文件大小大于文件实际大小](./7-after-you-run-the-du-command.md) ++ [在XFS文件系统中，出现文件损坏](./8-file-is-damaged-in-the-xfs-file-system.md) ++ [内存不足问题](./4-insufficient-memory.md) ++ [出现“Error:No space left on device”提示](./6-error-no-space-left-on-device-is-displayed.md) ++ [TPCC运行时，注入磁盘满故障，TPCC卡住的问题](./2-when-the-tpcc-is-running.md) ++ [磁盘空间达到阈值，数据库只读](./10-disk-space-usage-reaches-the-threshold.md) \ No newline at end of file diff --git a/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/index-fault-locating.md b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/index-fault-locating.md new file mode 100644 index 00000000..9e0f42f6 --- /dev/null +++ b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/index-fault-locating.md @@ -0,0 +1,12 @@ +--- +title: 索引问题定位 +summary: 索引问题定位 +author: zhang cuiping +date: 2022-11-22 +--- + +# 索引问题定位 + ++ [修改索引时只调用索引名提示索引不存在](./20-when-a-user-specifies-only-an-index-name.md) ++ [重建索引失败](./21-reindexing-fails.md) ++ [btree 索引故障情况下应对策略](./24-b-tree-index-faults.md) \ No newline at end of file diff --git a/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/permission-session-datatype-fault-locating.md b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/permission-session-datatype-fault-locating.md new file mode 100644 index 00000000..38ec72e1 --- /dev/null +++ b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/permission-session-datatype-fault-locating.md @@ -0,0 +1,12 @@ +--- +title: 权限/会话/数据类型问题定位 +summary: 权限/会话/数据类型问题定位 +author: zhang cuiping +date: 2022-11-22 +--- + +# 权限/会话/数据类型问题定位 + ++ [强制结束指定的问题会话](./13-forcibly-terminating-a-session.md) ++ [不同用户查询同表显示数据不同](./19-different-data-is-displayed.md) ++ [业务运行时整数转换错](./22-an-error-occurs-during-integer-conversion.md) \ No newline at end of file diff --git a/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/service-ha-currency-fault-locating.md b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/service-ha-currency-fault-locating.md new file mode 100644 index 00000000..55d43d48 --- /dev/null +++ b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/service-ha-currency-fault-locating.md @@ -0,0 +1,14 @@ +--- +title: 服务/高可用/并发问题定位 +summary: 服务/高可用/并发问题定位 +author: zhang cuiping +date: 2022-11-22 +--- + +# 服务/高可用/并发问题定位 + ++ [备机处于need repair(WAL)状态问题](./3-standby-node-in-the-need-repair-state.md) ++ [服务启动失败](./5-service-startup-failure.md) ++ [switchover操作时，主机降备卡住](./9-primary-node-is-hung-in-demoting.md) ++ [高并发报错”too many clients already”或无法创建线程](./23-too-many-clients-already.md) ++ [TPCC高并发长稳运行因脏页刷盘效率导致性能下降](./performance-deterioration-caused-by-dirty-page-flushing-efficiency-during-tpc-c-high-concurrency-long-term-stable-running.md) \ No newline at end of file diff --git a/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/sql-fault-locating.md b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/sql-fault-locating.md new file mode 100644 index 00000000..f581fbc0 --- /dev/null +++ b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/sql-fault-locating.md @@ -0,0 +1,14 @@ +--- +title: SQL问题定位 +summary: SQL问题定位 +author: zhang cuiping +date: 2022-11-22 +--- + +# SQL问题定位 + ++ [执行 SQL 语句时，提示 Lock wait timeout](./16-lock-wait-timeout-is-displayed.md) ++ [分析查询语句是否被阻塞](./14-analyzing-whether-a-query-statement-is-blocked.md) ++ [分析查询效率异常降低的问题](./15-low-query-efficiency.md) ++ [分析查询语句长时间运行的问题](./11-slow-response-to-a-query-statement.md) ++ [分析查询语句运行状态](./12-analyzing-the-status-of-a-query-statement.md) \ No newline at end of file diff --git a/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/table-partition-table-fault-locating.md b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/table-partition-table-fault-locating.md new file mode 100644 index 00000000..0e2577a5 --- /dev/null +++ b/product/zh/docs-mogdb/v3.1/common-faults-and-identification/common-fault-locating-cases/table-partition-table-fault-locating.md @@ -0,0 +1,11 @@ +--- +title: 表/分区表问题定位 +summary: 表/分区表问题定位 +author: zhang cuiping +date: 2022-11-22 +--- + +# 表/分区表问题定位 + ++ [VACUUM FULL一张表后，表文件大小无变化](./17-table-size-does-not-change.md) ++ [执行修改表分区操作时报错](./18-an-error-is-reported-when-the-table-partition-is-modified.md) \ No newline at end of file diff --git a/product/zh/docs-mogdb/v3.1/toc_common-faults-and-identification.md b/product/zh/docs-mogdb/v3.1/toc_common-faults-and-identification.md index 17ac6e5f..fcdb47f9 100644 --- a/product/zh/docs-mogdb/v3.1/toc_common-faults-and-identification.md +++ b/product/zh/docs-mogdb/v3.1/toc_common-faults-and-identification.md @@ -5,39 +5,39 @@ ## 故障诊断 + [常见故障定位手段](/common-faults-and-identification/common-fault-locating-methods.md) -+ 常见故障定位案例 - + core问题定位 ++ [常见故障定位案例](/common-faults-and-identification/common-fault-locating-cases.md) + + [core问题定位](/common-faults-and-identification/common-fault-locating-cases/core-fault-locating.md) + [磁盘满故障引起的core问题](/common-faults-and-identification/common-fault-locating-cases/1-core-fault-locating/1-core-dump-occurs-due-to-full-disk-space.md) + [GUC参数log_directory设置不正确引起的core问题](/common-faults-and-identification/common-fault-locating-cases/1-core-fault-locating/2-core-dump-occurs-due-to-incorrect-settings-of-guc-parameter-log-directory.md) + [开启RemoveIPC引起的core问题](/common-faults-and-identification/common-fault-locating-cases/1-core-fault-locating/3-core-dump-occurs-when-removeipc-is-enabled.md) + [x86下安装完成后发生coredump](/common-faults-and-identification/common-fault-locating-cases/1-core-fault-locating/4-core-dump-occurs-after-installation-on-x86.md) - + 权限/会话/数据类型问题定位 + + [权限/会话/数据类型问题定位](/common-faults-and-identification/common-fault-locating-cases/permission-session-datatype-fault-locating.md) + [强制结束指定的问题会话](/common-faults-and-identification/common-fault-locating-cases/13-forcibly-terminating-a-session.md) + [不同用户查询同表显示数据不同](/common-faults-and-identification/common-fault-locating-cases/19-different-data-is-displayed.md) + [业务运行时整数转换错](/common-faults-and-identification/common-fault-locating-cases/22-an-error-occurs-during-integer-conversion.md) - + 服务/高可用/并发问题定位 + + [服务/高可用/并发问题定位](/common-faults-and-identification/common-fault-locating-cases/service-ha-currency-fault-locating.md) + [备机处于need repair(WAL)状态问题](/common-faults-and-identification/common-fault-locating-cases/3-standby-node-in-the-need-repair-state.md) + [服务启动失败](/common-faults-and-identification/common-fault-locating-cases/5-service-startup-failure.md) + [switchover操作时，主机降备卡住](/common-faults-and-identification/common-fault-locating-cases/9-primary-node-is-hung-in-demoting.md) + [高并发报错”too many clients already”或无法创建线程](/common-faults-and-identification/common-fault-locating-cases/23-too-many-clients-already.md) + [TPCC高并发长稳运行因脏页刷盘效率导致性能下降](/common-faults-and-identification/common-fault-locating-cases/performance-deterioration-caused-by-dirty-page-flushing-efficiency-during-tpc-c-high-concurrency-long-term-stable-running.md) - + 表/分区表问题定位 + + [表/分区表问题定位](/common-faults-and-identification/common-fault-locating-cases/table-partition-table-fault-locating.md) + [VACUUM FULL一张表后，表文件大小无变化](/common-faults-and-identification/common-fault-locating-cases/17-table-size-does-not-change.md) + [执行修改表分区操作时报错](/common-faults-and-identification/common-fault-locating-cases/18-an-error-is-reported-when-the-table-partition-is-modified.md) - + 文件系统/磁盘/内存问题定位 + + [文件系统/磁盘/内存问题定位](/common-faults-and-identification/common-fault-locating-cases/file-system-disk-memory-fault-locating.md) + [在XFS文件系统中，使用du命令查询数据文件大小大于文件实际大小](/common-faults-and-identification/common-fault-locating-cases/7-after-you-run-the-du-command.md) + [在XFS文件系统中，出现文件损坏](/common-faults-and-identification/common-fault-locating-cases/8-file-is-damaged-in-the-xfs-file-system.md) + [内存不足问题](/common-faults-and-identification/common-fault-locating-cases/4-insufficient-memory.md) + [出现“Error:No space left on device”提示](/common-faults-and-identification/common-fault-locating-cases/6-error-no-space-left-on-device-is-displayed.md) + [TPCC运行时，注入磁盘满故障，TPCC卡住的问题](/common-faults-and-identification/common-fault-locating-cases/2-when-the-tpcc-is-running.md) + [磁盘空间达到阈值，数据库只读](/common-faults-and-identification/common-fault-locating-cases/10-disk-space-usage-reaches-the-threshold.md) - + SQL问题定位 + + [SQL问题定位](/common-faults-and-identification/common-fault-locating-cases/sql-fault-locating.md) + [执行 SQL 语句时，提示 Lock wait timeout](/common-faults-and-identification/common-fault-locating-cases/16-lock-wait-timeout-is-displayed.md) + [分析查询语句是否被阻塞](/common-faults-and-identification/common-fault-locating-cases/14-analyzing-whether-a-query-statement-is-blocked.md) + [分析查询效率异常降低的问题](/common-faults-and-identification/common-fault-locating-cases/15-low-query-efficiency.md) + [分析查询语句长时间运行的问题](/common-faults-and-identification/common-fault-locating-cases/11-slow-response-to-a-query-statement.md) + [分析查询语句运行状态](/common-faults-and-identification/common-fault-locating-cases/12-analyzing-the-status-of-a-query-statement.md) - + 索引问题定位 + + [索引问题定位](/common-faults-and-identification/common-fault-locating-cases/index-fault-locating.md) + [修改索引时只调用索引名提示索引不存在](/common-faults-and-identification/common-fault-locating-cases/20-when-a-user-specifies-only-an-index-name.md) + [重建索引失败](/common-faults-and-identification/common-fault-locating-cases/21-reindexing-fails.md) + [btree 索引故障情况下应对策略](/common-faults-and-identification/common-fault-locating-cases/24-b-tree-index-faults.md) \ No newline at end of file diff --git a/product/zh/docs-uqbar/v1.1/overview.md b/product/zh/docs-uqbar/v1.1/overview.md index 747026c1..92277050 100644 --- a/product/zh/docs-uqbar/v1.1/overview.md +++ b/product/zh/docs-uqbar/v1.1/overview.md @@ -31,7 +31,7 @@ Uqbar提供业界领先的性能及成本能力，满足物联网场景的海量 - **海量数据高性能聚合分析查询**：通过列式存储引擎、向量化查询引擎、并行查询等技术，优化海量数据聚合分析查询性能，平均毫秒级响应时间，超行业标杆30%以上。 -- **多维组合查询**：通过倒排索引能力，支持多维度的任意组合查询，多维查询性能超其他同类产品10倍以上。 +- **多维组合查询**：通过倒排索引能力，支持多维度的任意组合查询，多维查询性能超其他同类产品3倍以上。 - **极致数据压缩率**：通过列式存储及时序专用压缩算法，典型场景下提供10倍以上的数据压缩率，降低存储成本的同时提升查询效率。 diff --git a/product/zh/docs-uqbar/v1.1/query-data.md b/product/zh/docs-uqbar/v1.1/query-data.md index 10fb3327..202df0be 100644 --- a/product/zh/docs-uqbar/v1.1/query-data.md +++ b/product/zh/docs-uqbar/v1.1/query-data.md @@ -182,9 +182,7 @@ shanghai | 29 ## 查询性能指标 -使用TSBS时序数据库Benchmark测试工具，DevOPS模型下，查询平均可达毫秒级响应。 - -TSBS查询模型：[https://github.com/timescale/tsbs](https://github.com/timescale/tsbs) +使用Uqbar时序数据库Uqbar_benchmark测试工具，DevOPS模型下，查询平均可达毫秒级响应。
-- Gitee