This is an automated email from the ASF dual-hosted git repository. xingtanzjr pushed a commit to branch conf_opt_0615 in repository https://gitbox.apache.org/repos/asf/iotdb.git
commit 0db26c4acb0470155291de8dac58e71c5df517d5 Author: Jinrui.Zhang <[email protected]> AuthorDate: Fri Jun 16 10:52:28 2023 +0800 optimize configuration --- docs/UserGuide/Reference/Common-Config-Manual.md | 12 ++++++------ docs/zh/UserGuide/Reference/Common-Config-Manual.md | 2 +- .../src/assembly/resources/conf/iotdb-common.properties | 11 ++--------- 3 files changed, 9 insertions(+), 16 deletions(-) diff --git a/docs/UserGuide/Reference/Common-Config-Manual.md b/docs/UserGuide/Reference/Common-Config-Manual.md index 0564bc1f6da..5d422de1732 100644 --- a/docs/UserGuide/Reference/Common-Config-Manual.md +++ b/docs/UserGuide/Reference/Common-Config-Manual.md @@ -1248,12 +1248,12 @@ Different configuration parameters take effect in the following three ways: * compressor -| Name | compressor | -|:-----------:|:---------------------------------------------------------------| -| Description | Data compression method | -| Type | Enum String : "UNCOMPRESSED", "SNAPPY", "LZ4", "ZSTD", "LZMA2" | -| Default | SNAPPY | -| Effective | hot-load | +| Name | compressor | +|:-----------:|:-----------------------------------------------------------------------| +| Description | Data compression method; Time compression method in aligned timeseries | +| Type | Enum String : "UNCOMPRESSED", "SNAPPY", "LZ4", "ZSTD", "LZMA2" | +| Default | SNAPPY | +| Effective | hot-load | * bloomFilterErrorRate diff --git a/docs/zh/UserGuide/Reference/Common-Config-Manual.md b/docs/zh/UserGuide/Reference/Common-Config-Manual.md index a8c1a716fbf..8e924c98e94 100644 --- a/docs/zh/UserGuide/Reference/Common-Config-Manual.md +++ b/docs/zh/UserGuide/Reference/Common-Config-Manual.md @@ -1289,7 +1289,7 @@ IoTDB ConfigNode 和 DataNode 的公共配置参数位于 `conf` 目录下。 | 名字 | compressor | |:------:|:-------------------------------------------------------------| -| 描述 | 数据压缩方法 | +| 描述 | 数据压缩方法; 对齐序列中时间列的压缩方法 | | 类型 | 枚举 String : "UNCOMPRESSED", "SNAPPY", "LZ4", "ZSTD", "LZMA2" | | 默认值 | SNAPPY | | 改后生效方式 | 热加载 | diff --git a/node-commons/src/assembly/resources/conf/iotdb-common.properties b/node-commons/src/assembly/resources/conf/iotdb-common.properties index a2d70d60aa8..d6907a70e31 100644 --- a/node-commons/src/assembly/resources/conf/iotdb-common.properties +++ b/node-commons/src/assembly/resources/conf/iotdb-common.properties @@ -208,7 +208,7 @@ cluster_name=defaultCluster # Datatype: int # primitive_array_size=64 -# size proportion for chunk metadata maintains in memory when writing tsfile +# Ratio of compaction memory for chunk metadata maintains in memory when doing compaction # Datatype: double # chunk_metadata_size_proportion=0.1 @@ -253,14 +253,6 @@ cluster_name=defaultCluster # Datatype: string # schema_engine_mode=Memory -# thread pool size for read operation in DataNode's coordinator. -# Datatype: int -# coordinator_read_executor_size=20 - -# thread pool size for write operation in DataNode's coordinator. -# Datatype: int -# coordinator_write_executor_size=50 - # cache size for partition. # This cache is used to improve partition fetch from config node. # Datatype: int @@ -817,6 +809,7 @@ cluster_name=defaultCluster # Compression configuration # Data compression method, supports UNCOMPRESSED, SNAPPY, ZSTD, LZMA2 or LZ4. Default value is SNAPPY +# And it is also used as the default compressor of time column in aligned timeseries. # compressor=SNAPPY # Maximum degree of a metadataIndex node, default value is 256
