[iotdb] branch master updated: change the default max JVM heap size from 8G to 64G (#2771)

[haonan]

This is an automated email from the ASF dual-hosted git repository.

haonan pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/master by this push:
     new 4de1f8b  change the default max JVM heap size from 8G to 64G (#2771)
4de1f8b is described below

commit 4de1f8bf7271eaaa6a3f5a0b105b56d29d6e0562
Author: Haonan <hhao...@outlook.com>
AuthorDate: Fri Mar 5 18:12:06 2021 +0800

    change the default max JVM heap size from 8G to 64G (#2771)
---
 server/src/assembly/resources/conf/iotdb-env.bat | 2 +-
 server/src/assembly/resources/conf/iotdb-env.sh  | 8 ++++----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/server/src/assembly/resources/conf/iotdb-env.bat 
b/server/src/assembly/resources/conf/iotdb-env.bat
index c915a16..9c73f03 100644
--- a/server/src/assembly/resources/conf/iotdb-env.bat
+++ b/server/src/assembly/resources/conf/iotdb-env.bat
@@ -68,7 +68,7 @@ set /a half_=%system_memory_in_mb%/2
 set /a quarter_=%half_%/2
 
 if ["%half_%"] GTR ["1024"] set half_=1024
-if ["%quarter_%"] GTR ["8192"] set quarter_=8192
+if ["%quarter_%"] GTR ["65536"] set quarter_=65536
 
 if ["%half_%"] GTR ["quarter_"] (
        set max_heap_size_in_mb=%half_%
diff --git a/server/src/assembly/resources/conf/iotdb-env.sh 
b/server/src/assembly/resources/conf/iotdb-env.sh
index 9dc2bc2..c9dcdec 100755
--- a/server/src/assembly/resources/conf/iotdb-env.sh
+++ b/server/src/assembly/resources/conf/iotdb-env.sh
@@ -66,9 +66,9 @@ calculate_heap_sizes()
     fi
 
     # set max heap size based on the following
-    # max(min(1/2 ram, 1024MB), min(1/4 ram, 8GB))
+    # max(min(1/2 ram, 1024MB), min(1/4 ram, 64GB))
     # calculate 1/2 ram and cap to 1024MB
-    # calculate 1/4 ram and cap to 8192MB
+    # calculate 1/4 ram and cap to 65536MB
     # pick the max
     half_system_memory_in_mb=`expr $system_memory_in_mb / 2`
     quarter_system_memory_in_mb=`expr $half_system_memory_in_mb / 2`
@@ -76,9 +76,9 @@ calculate_heap_sizes()
     then
         half_system_memory_in_mb="1024"
     fi
-    if [ "$quarter_system_memory_in_mb" -gt "8192" ]
+    if [ "$quarter_system_memory_in_mb" -gt "65536" ]
     then
-        quarter_system_memory_in_mb="8192"
+        quarter_system_memory_in_mb="65536"
     fi
     if [ "$half_system_memory_in_mb" -gt "$quarter_system_memory_in_mb" ]
     then