garrettmills/commafeed
1
0
Fork 0
forked from Archives/Athou_commafeed
Code Pull Requests Activity

indicate that -Xmx also works for the native package (#1539)

Browse Source
This commit is contained in:
Athou
2024-10-10 15:29:08 +02:00
parent 9cca026834
commit 4f687d5857
1 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
README.md
View File

@@ -114,18 +114,18 @@ The default user is `admin` and the default password is `admin`.
When CommaFeed is up and running, you can subscribe to [this feed](https://github.com/Athou/commafeed/releases.atom) to be notified of new releases. When CommaFeed is up and running, you can subscribe to [this feed](https://github.com/Athou/commafeed/releases.atom) to be notified of new releases.
### Memory management (`jvm` package only) ### Memory management
The Java Virtual Machine (JVM) is rather greedy by default and will not release unused memory to the The Java Virtual Machine (JVM) is rather greedy by default and will not release unused memory to the
operating system. This is because acquiring memory from the operating system is a relatively expensive operation. operating system. This is because acquiring memory from the operating system is a relatively expensive operation.
This can be problematic on systems with limited memory. This can be problematic on systems with limited memory.
#### Hard limit #### Hard limit (`native` and `jvm` packages)
The JVM can be configured to use a maximum amount of memory with the `-Xmx` parameter. The JVM can be configured to use a maximum amount of memory with the `-Xmx` parameter.
For example, to limit the JVM to 256MB of memory, use `-Xmx256m`. For example, to limit the JVM to 256MB of memory, use `-Xmx256m`.
#### Dynamic sizing #### Dynamic sizing (`jvm` package)
In addition to the previous setting, the JVM can be configured to release unused memory to the operating system with the In addition to the previous setting, the JVM can be configured to release unused memory to the operating system with the
following parameters: following parameters:
@@ -137,7 +137,7 @@ and [here](https://docs.oracle.com/en/java/javase/17/gctuning/factors-affecting-
more more
information. information.
#### OpenJ9 #### OpenJ9 (`jvm` package)
The [OpenJ9](https://eclipse.dev/openj9/) JVM is a more memory-efficient alternative to the HotSpot JVM, at the cost of The [OpenJ9](https://eclipse.dev/openj9/) JVM is a more memory-efficient alternative to the HotSpot JVM, at the cost of
slightly slower throughput. slightly slower throughput.