From a314993ab4bec20ffe8e1b31c5ba7e749be5d224 Mon Sep 17 00:00:00 2001
From: "Lei, HUANG" <6406592+v0y4g3r@users.noreply.github.com>
Date: Wed, 21 Jun 2023 15:34:24 +0800
Subject: [PATCH] chore: change logstore default config (#1809)

---
 config/datanode.example.toml   | 4 ++--
 config/standalone.example.toml | 6 +++---
 src/datanode/src/datanode.rs   | 4 ++--
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/config/datanode.example.toml b/config/datanode.example.toml
index a3d8fa2494..70b75d361d 100644
--- a/config/datanode.example.toml
+++ b/config/datanode.example.toml
@@ -26,8 +26,8 @@ tcp_nodelay = true
 [wal]
 # WAL data directory
 # dir = "/tmp/greptimedb/wal"
-file_size = "1GB"
-purge_threshold = "50GB"
+file_size = "256MB"
+purge_threshold = "4GB"
 purge_interval = "10m"
 read_batch_size = 128
 sync_write = false
diff --git a/config/standalone.example.toml b/config/standalone.example.toml
index 2aa0240b69..87e7b9e95c 100644
--- a/config/standalone.example.toml
+++ b/config/standalone.example.toml
@@ -81,9 +81,9 @@ addr = "127.0.0.1:4004"
 # WAL data directory
 # dir = "/tmp/greptimedb/wal"
 # WAL file size in bytes.
-file_size = "1GB"
-# WAL purge threshold in bytes.
-purge_threshold = "50GB"
+file_size = "256MB"
+# WAL purge threshold.
+purge_threshold = "4GB"
 # WAL purge interval in seconds.
 purge_interval = "10m"
 # WAL read batch size.
diff --git a/src/datanode/src/datanode.rs b/src/datanode/src/datanode.rs
index 54d777d3f6..5f6c7d2562 100644
--- a/src/datanode/src/datanode.rs
+++ b/src/datanode/src/datanode.rs
@@ -192,8 +192,8 @@ impl Default for WalConfig {
     fn default() -> Self {
         Self {
             dir: None,
-            file_size: ReadableSize::gb(1),        // log file size 1G
-            purge_threshold: ReadableSize::gb(50), // purge threshold 50G
+            file_size: ReadableSize::mb(256), // log file size 256MB
+            purge_threshold: ReadableSize::gb(4), // purge threshold 4GB
             purge_interval: Duration::from_secs(600),
             read_batch_size: 128,
             sync_write: false,