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new 5dbd327a142 [opt](file_cache_statistics) add value range of hit ratio
(#2364)
5dbd327a142 is described below
commit 5dbd327a142310f93f4d9e8749d37eb4413c053a
Author: Mingyu Chen (Rayner) <[email protected]>
AuthorDate: Thu May 8 17:52:49 2025 +0800
[opt](file_cache_statistics) add value range of hit ratio (#2364)
## Versions
- [x] dev
- [x] 3.0
- [x] 2.1
- [ ] 2.0
## Languages
- [x] Chinese
- [x] English
## Docs Checklist
- [ ] Checked by AI
- [ ] Test Cases Built
---
.../information_schema/file_cache_statistics.md | 8 ++++----
.../information_schema/file_cache_statistics.md | 8 ++++----
.../information_schema/file_cache_statistics.md | 13 ++++++++-----
.../information_schema/file_cache_statistics.md | 10 +++++-----
.../information_schema/file_cache_statistics.md | 13 ++++++++-----
.../information_schema/file_cache_statistics.md | 10 +++++-----
6 files changed, 34 insertions(+), 28 deletions(-)
diff --git
a/docs/admin-manual/system-tables/information_schema/file_cache_statistics.md
b/docs/admin-manual/system-tables/information_schema/file_cache_statistics.md
index e60e1d52b9b..1044390c17b 100644
---
a/docs/admin-manual/system-tables/information_schema/file_cache_statistics.md
+++
b/docs/admin-manual/system-tables/information_schema/file_cache_statistics.md
@@ -74,15 +74,15 @@ Doris different version may have different metrics
- `hits_ratio`
- Overall cache hit ratio since BE startup.
+ Overall cache hit ratio since BE startup. Range 0-1.
- `hits_ratio_5m`
- Cache hit ratio in the last 5 minutes.
+ Cache hit ratio in the last 5 minutes. Range 0-1.
- `hits_ratio_1h`
- Cache hit ratio in the last 1 hour.
+ Cache hit ratio in the last 1 hour. Range 0-1.
### 3.0.x Metrics
@@ -111,4 +111,4 @@ TODO
```sql
select * from information_schema.file_cache_statistics where METRIC_NAME =
"hits_ratio" order by METRIC_VALUE desc;
- ```
\ No newline at end of file
+ ```
diff --git
a/i18n/zh-CN/docusaurus-plugin-content-docs/current/admin-manual/system-tables/information_schema/file_cache_statistics.md
b/i18n/zh-CN/docusaurus-plugin-content-docs/current/admin-manual/system-tables/information_schema/file_cache_statistics.md
index eb84623159f..6c4032227e8 100644
---
a/i18n/zh-CN/docusaurus-plugin-content-docs/current/admin-manual/system-tables/information_schema/file_cache_statistics.md
+++
b/i18n/zh-CN/docusaurus-plugin-content-docs/current/admin-manual/system-tables/information_schema/file_cache_statistics.md
@@ -76,15 +76,15 @@ Doris 不同版本可能包含不同的指标信息。
- `hits_ratio`
- 自 BE 启动后的缓存总命中率。
+ 自 BE 启动后的缓存总命中率。范围 0-1。
- `hits_ratio_5m`
- 最近 5 分钟的缓存命中率。
+ 最近 5 分钟的缓存命中率。范围 0-1。
- `hits_ratio_1h`
- 最近 1 小时的缓存命中率。
+ 最近 1 小时的缓存命中率。范围 0-1。
### 3.0.x 版本指标说明
@@ -113,4 +113,4 @@ TODO
```sql
select * from information_schema.file_cache_statistics where METRIC_NAME =
"hits_ratio" order by METRIC_VALUE desc;
- ```
\ No newline at end of file
+ ```
diff --git
a/i18n/zh-CN/docusaurus-plugin-content-docs/version-2.1/admin-manual/system-tables/information_schema/file_cache_statistics.md
b/i18n/zh-CN/docusaurus-plugin-content-docs/version-2.1/admin-manual/system-tables/information_schema/file_cache_statistics.md
index bbfb0fb24fa..6c4032227e8 100644
---
a/i18n/zh-CN/docusaurus-plugin-content-docs/version-2.1/admin-manual/system-tables/information_schema/file_cache_statistics.md
+++
b/i18n/zh-CN/docusaurus-plugin-content-docs/version-2.1/admin-manual/system-tables/information_schema/file_cache_statistics.md
@@ -31,7 +31,7 @@ under the License.
指标信息来源于 BE 的数据缓存相关监控指标。
:::tip 提示
-该系统表自 2.1.6 版本起支持。
+该系统表自 2.1.6 和 3.0.2 版本支持。
:::
## 所属数据库
@@ -76,16 +76,19 @@ Doris 不同版本可能包含不同的指标信息。
- `hits_ratio`
- 自 BE 启动后的缓存总命中率。
+ 自 BE 启动后的缓存总命中率。范围 0-1。
- `hits_ratio_5m`
- 最近 5 分钟的缓存命中率。
+ 最近 5 分钟的缓存命中率。范围 0-1。
- `hits_ratio_1h`
- 最近 1 小时的缓存命中率。
+ 最近 1 小时的缓存命中率。范围 0-1。
+### 3.0.x 版本指标说明
+
+TODO
## 示例
@@ -110,4 +113,4 @@ Doris 不同版本可能包含不同的指标信息。
```sql
select * from information_schema.file_cache_statistics where METRIC_NAME =
"hits_ratio" order by METRIC_VALUE desc;
- ```
\ No newline at end of file
+ ```
diff --git
a/i18n/zh-CN/docusaurus-plugin-content-docs/version-3.0/admin-manual/system-tables/information_schema/file_cache_statistics.md
b/i18n/zh-CN/docusaurus-plugin-content-docs/version-3.0/admin-manual/system-tables/information_schema/file_cache_statistics.md
index cc520b436f3..6c4032227e8 100644
---
a/i18n/zh-CN/docusaurus-plugin-content-docs/version-3.0/admin-manual/system-tables/information_schema/file_cache_statistics.md
+++
b/i18n/zh-CN/docusaurus-plugin-content-docs/version-3.0/admin-manual/system-tables/information_schema/file_cache_statistics.md
@@ -31,7 +31,7 @@ under the License.
指标信息来源于 BE 的数据缓存相关监控指标。
:::tip 提示
-该系统表自 3.0.2 版本起支持。
+该系统表自 2.1.6 和 3.0.2 版本支持。
:::
## 所属数据库
@@ -76,15 +76,15 @@ Doris 不同版本可能包含不同的指标信息。
- `hits_ratio`
- 自 BE 启动后的缓存总命中率。
+ 自 BE 启动后的缓存总命中率。范围 0-1。
- `hits_ratio_5m`
- 最近 5 分钟的缓存命中率。
+ 最近 5 分钟的缓存命中率。范围 0-1。
- `hits_ratio_1h`
- 最近 1 小时的缓存命中率。
+ 最近 1 小时的缓存命中率。范围 0-1。
### 3.0.x 版本指标说明
@@ -113,4 +113,4 @@ TODO
```sql
select * from information_schema.file_cache_statistics where METRIC_NAME =
"hits_ratio" order by METRIC_VALUE desc;
- ```
\ No newline at end of file
+ ```
diff --git
a/versioned_docs/version-2.1/admin-manual/system-tables/information_schema/file_cache_statistics.md
b/versioned_docs/version-2.1/admin-manual/system-tables/information_schema/file_cache_statistics.md
index 2796b8b8fcc..1044390c17b 100644
---
a/versioned_docs/version-2.1/admin-manual/system-tables/information_schema/file_cache_statistics.md
+++
b/versioned_docs/version-2.1/admin-manual/system-tables/information_schema/file_cache_statistics.md
@@ -29,7 +29,7 @@ under the License.
Used to view the metric information related to data cache on each BE node. The
metric information is sourced from the monitoring metrics related to BE's data
cache.
:::tip Tip
-This system table is supported from versions 2.1.6
+This system table is supported from versions 2.1.6 and 3.0.2.
:::
## Database
@@ -74,16 +74,19 @@ Doris different version may have different metrics
- `hits_ratio`
- Overall cache hit ratio since BE startup.
+ Overall cache hit ratio since BE startup. Range 0-1.
- `hits_ratio_5m`
- Cache hit ratio in the last 5 minutes.
+ Cache hit ratio in the last 5 minutes. Range 0-1.
- `hits_ratio_1h`
- Cache hit ratio in the last 1 hour.
+ Cache hit ratio in the last 1 hour. Range 0-1.
+### 3.0.x Metrics
+
+TODO
## Examples
@@ -108,4 +111,4 @@ Doris different version may have different metrics
```sql
select * from information_schema.file_cache_statistics where METRIC_NAME =
"hits_ratio" order by METRIC_VALUE desc;
- ```
\ No newline at end of file
+ ```
diff --git
a/versioned_docs/version-3.0/admin-manual/system-tables/information_schema/file_cache_statistics.md
b/versioned_docs/version-3.0/admin-manual/system-tables/information_schema/file_cache_statistics.md
index ecf6c99a593..1044390c17b 100644
---
a/versioned_docs/version-3.0/admin-manual/system-tables/information_schema/file_cache_statistics.md
+++
b/versioned_docs/version-3.0/admin-manual/system-tables/information_schema/file_cache_statistics.md
@@ -29,7 +29,7 @@ under the License.
Used to view the metric information related to data cache on each BE node. The
metric information is sourced from the monitoring metrics related to BE's data
cache.
:::tip Tip
-This system table is supported from 3.0.2.
+This system table is supported from versions 2.1.6 and 3.0.2.
:::
## Database
@@ -74,15 +74,15 @@ Doris different version may have different metrics
- `hits_ratio`
- Overall cache hit ratio since BE startup.
+ Overall cache hit ratio since BE startup. Range 0-1.
- `hits_ratio_5m`
- Cache hit ratio in the last 5 minutes.
+ Cache hit ratio in the last 5 minutes. Range 0-1.
- `hits_ratio_1h`
- Cache hit ratio in the last 1 hour.
+ Cache hit ratio in the last 1 hour. Range 0-1.
### 3.0.x Metrics
@@ -111,4 +111,4 @@ TODO
```sql
select * from information_schema.file_cache_statistics where METRIC_NAME =
"hits_ratio" order by METRIC_VALUE desc;
- ```
\ No newline at end of file
+ ```
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