From be87d8e56fd4816d8d9bb33abce6aa6c668dde34 Mon Sep 17 00:00:00 2001
From: TomShawn <41534398+TomShawn@users.noreply.github.com>
Date: Thu, 18 Jun 2020 15:33:06 +0800
Subject: [PATCH 1/3] Update pd-configuration-file.md

---
 pd-configuration-file.md | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/pd-configuration-file.md b/pd-configuration-file.md
index cb17ae98e3cd5..2563dc27aee17 100644
--- a/pd-configuration-file.md
+++ b/pd-configuration-file.md
@@ -182,12 +182,12 @@ Configuration items related to scheduling
 ### `region-schedule-limit`
 
 + The number of Region scheduling tasks performed at the same time
-+ Default value: `4`
++ Default value: `2048`
 
 ### `replica-schedule-limit`
 
 + The number of Replica scheduling tasks performed at the same time
-+ Default value: `8`
++ Default value: `64`
 
 ### `merge-schedule-limit`
 
@@ -197,7 +197,7 @@ Configuration items related to scheduling
 ### `high-space-ratio`
 
 + The threshold ratio below which the capacity of the store is sufficient
-+ Default value: `0.6`
++ Default value: `0.7`
 + Minimum value: greater than `0`
 + Maximum value: less than `1`
 
@@ -211,7 +211,7 @@ Configuration items related to scheduling
 ### `tolerant-size-ratio`
 
 + Controls the `balance` buffer size
-+ Default value: `5`
++ Default value: `0` (automatically adjusted buffer size)
 + Minimum value: `0`
 
 ### `disable-remove-down-replica`
@@ -256,7 +256,20 @@ Configuration items related to replicas
 ### `location-labels`
 
 + The topology information of a TiKV cluster
-+ Default value: `[]`
++ Default value: []
++ [Cluster topology configuration](/location-awareness.md)
+
+### `strictly-match-label`
+
++ Enables the strict check for whether the TiKV label matches PD's location-label.
++ Default value: `false`
+
+### `enable-placement-rules`
+
++ Enables `placement-rules`.
++ Default value: `false`
++ See [Placement Rules](/configure-placement-rules.md).
++ An experimental feature of v4.0.
 
 ## `label-property`
 

From 11c356f9dd38acd35c0cb57f157f97cd1fd209f0 Mon Sep 17 00:00:00 2001
From: TomShawn <41534398+TomShawn@users.noreply.github.com>
Date: Wed, 24 Jun 2020 16:13:36 +0800
Subject: [PATCH 2/3] Apply suggestions from code review

Co-authored-by: Caitin <34535727+CaitinChen@users.noreply.github.com>
---
 pd-configuration-file.md | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/pd-configuration-file.md b/pd-configuration-file.md
index 2563dc27aee17..def7179959661 100644
--- a/pd-configuration-file.md
+++ b/pd-configuration-file.md
@@ -211,7 +211,7 @@ Configuration items related to scheduling
 ### `tolerant-size-ratio`
 
 + Controls the `balance` buffer size
-+ Default value: `0` (automatically adjusted buffer size)
++ Default value: `0` (automatically adjusts the buffer size)
 + Minimum value: `0`
 
 ### `disable-remove-down-replica`
@@ -261,7 +261,7 @@ Configuration items related to replicas
 
 ### `strictly-match-label`
 
-+ Enables the strict check for whether the TiKV label matches PD's location-label.
++ Enables the strict check for whether the TiKV label matches PD's `location-labels`.
 + Default value: `false`
 
 ### `enable-placement-rules`
@@ -269,7 +269,7 @@ Configuration items related to replicas
 + Enables `placement-rules`.
 + Default value: `false`
 + See [Placement Rules](/configure-placement-rules.md).
-+ An experimental feature of v4.0.
++ An experimental feature of TiDB 4.0.
 
 ## `label-property`
 

From 4552141772e9f0e3e288441f037d44d1f795aff6 Mon Sep 17 00:00:00 2001
From: Lilian Lee <lilin@pingcap.com>
Date: Thu, 2 Jul 2020 14:56:02 +0800
Subject: [PATCH 3/3] Update pd-configuration-file.md

---
 pd-configuration-file.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pd-configuration-file.md b/pd-configuration-file.md
index def7179959661..cf2d12bcc1ddb 100644
--- a/pd-configuration-file.md
+++ b/pd-configuration-file.md
@@ -256,7 +256,7 @@ Configuration items related to replicas
 ### `location-labels`
 
 + The topology information of a TiKV cluster
-+ Default value: []
++ Default value: `[]`
 + [Cluster topology configuration](/location-awareness.md)
 
 ### `strictly-match-label`