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new e002b55b01 fix be config buffer_pool_limit default value (#11373)
e002b55b01 is described below
commit e002b55b013289f96cbb3dc8cebf1f1c91d5aa26
Author: dataalive <99398130+dataal...@users.noreply.github.com>
AuthorDate: Mon Aug 1 08:46:15 2022 +0800
fix be config buffer_pool_limit default value (#11373)
fix be config buffer_pool_limit default value
---
docs/en/docs/admin-manual/config/be-config.md | 4 ++--
docs/zh-CN/docs/admin-manual/config/be-config.md | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/docs/en/docs/admin-manual/config/be-config.md
b/docs/en/docs/admin-manual/config/be-config.md
index 0e1aec9be4..d7b654204f 100644
--- a/docs/en/docs/admin-manual/config/be-config.md
+++ b/docs/en/docs/admin-manual/config/be-config.md
@@ -212,7 +212,7 @@ User can set this configuration to a larger value to get
better QPS performance.
### `buffer_pool_clean_pages_limit`
-default: 20G
+default: 50%
Clean up pages that may be saved by the buffer pool
@@ -220,7 +220,7 @@ Clean up pages that may be saved by the buffer pool
* Type: string
* Description: The largest allocatable memory of the buffer pool
-* Default value: 80G
+* Default value: 20%
The maximum amount of memory available in the BE buffer pool. The buffer pool
is a new memory management structure of BE, which manages the memory by the
buffer page and enables spill data to disk. The memory for all concurrent
queries will be allocated from the buffer pool. The current buffer pool only
works on **AggregationNode** and **ExchangeNode**.
diff --git a/docs/zh-CN/docs/admin-manual/config/be-config.md
b/docs/zh-CN/docs/admin-manual/config/be-config.md
index fc7cc62b94..a3680f2439 100644
--- a/docs/zh-CN/docs/admin-manual/config/be-config.md
+++ b/docs/zh-CN/docs/admin-manual/config/be-config.md
@@ -205,7 +205,7 @@ Metrics:
{"filtered_rows":0,"input_row_num":3346807,"input_rowsets_count":42,"in
### `buffer_pool_clean_pages_limit`
-默认值：20G
+默认值：50%
清理可能被缓冲池保存的Page
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