提交 e3776b5d 编写于 作者: X xuyong

Opetimize the description for dfx overview.

Signed-off-by: Nxuyong <xuyong59@huawei.com>
上级 d3ac0d2d
...@@ -5,14 +5,16 @@ ...@@ -5,14 +5,16 @@
The DFX subsystem provides the following functions: The DFX subsystem provides the following functions:
- HiLog: implements the logging function. It is applicable to mini-system devices \(reference memory ≥ 128 KiB\), small-system devices \(reference memory ≥ 1 MiB\), and standard-system devices \(reference memory ≥ 128 MB\). - HiLog: implements the logging function. It is applicable to mini-system devices \(reference memory ≥ 128 KiB\), small-system devices \(reference memory ≥ 1 MiB\), and standard-system devices \(reference memory ≥ 128 MB\).
- HiTraceChain: implements distributed call chain tracing. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\). - HiTraceChain: implements distributed call chain tracing. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\).
- HiTraceMeter: implements performance trace. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\).
- HiCollie: implements thread suspension detection. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\). - HiCollie: implements thread suspension detection. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\).
- HiSysEvent: implements system event logging. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\). - HiSysEvent: implements system event logging. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\).
- HiChecker: implements defect scanning. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\).
- HiDumper: exports system information. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\). - HiDumper: exports system information. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\).
- FaultLogger: implements crash detection. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\). - FaultLogger: implements crash detection. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\).
- Hiview: implements device maintenance across different platforms. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\). - Hiview: implements device maintenance across different platforms. It is applicable to standard-system devices \(reference memory ≥ 128 MiB\).
- HiAppEvent and HiChecker are only hap developer oriented。
![dfx features overview](figure/dfx-overview.png)
## Basic Concepts<a name="section5635178134811"></a> ## Basic Concepts<a name="section5635178134811"></a>
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提供以下功能: 提供以下功能:
- HiLog流水日志,标准系统类设备(参考内存≥128MB)适用。 - HiLog流水日志,轻量系统类设备(参考内存≥128KiB)、小型系统类设备(参考内存≥1MiB)适用、标准系统类设备(参考内存≥128MB)适用。
- HiLog_Lite轻量化流水日志,轻量系统类设备(参考内存≥128KiB)、小型系统类设备(参考内存≥1MiB)适用。
- HiTraceChain分布式跟踪,标准系统类设备(参考内存≥128MiB)适用。 - HiTraceChain分布式跟踪,标准系统类设备(参考内存≥128MiB)适用。
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- Hiview插件平台,标准系统类设备(参考内存≥128MB)适用。 - Hiview插件平台,标准系统类设备(参考内存≥128MB)适用。
- HiAppEvent应用事件及HiChecker缺陷扫描仅供应用开发者使用。
![dfx特性概览](figures/dfx-overview.png)
## 基本概念 ## 基本概念
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