Garbage Collection in java Garbage Collection in java

Garbage Collection in java
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JVM Memory is split into 3 components
Young generation
Old generation
Metaspace (Perm Gen)
the name suggests, young generation is that the space wherever fresh created objects square
measure allotted.
When young generation fills up, it cause minor garbage pickup aka Minor GHz.
When minor Gcs happens, dead objects are going to be faraway from young generation.
If you've got heap of dead objects in young generation, Minor GHz are going to be perfomed
quicker.
All minor GCs square measure “stop the world” events, therefore once minor GCs happens,
application threads also will stop.
Let’s perceive a lot of regarding however objects square measure allotted in Young generation.
Young generation is split into three components.
Eden house
Survivor house S0
Survivor house S1
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All fresh created objects square measure allotted in eden house.
When Eden house is totally crammed with objects then minor GHz can occur. All the objects
that don't seem to be dead or unreferenced are going to be rapt to at least one of the survivors
areas. In our case, let’s say all the objects square measure rapt to S0.
Old generation