Garbage Collection in Java

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JVM flags to tune garbage collection:

-verbose:gc (to log information about the heap and garbage collection)
-XX:MaxGCPauseMillis=[number] (maximum pause-time)
-XX:GCTimeRatio=[number] (time spent collecting garbage)
-Xms=[number] (minimum heap size)
-Xmx=[number] (maximum heap size)

Garbage collectors available:

-XX:+UseSerialGC (serial)
-XX:+UseParallelGC (parallel)
-XX:+UseConcMarkSweepGC (concurrent mark sweep)
-XX:+UseG1GC (garbage-first)
-XX:+UseZGC (z garbage collector)

Timestamps:

0:00 Intro
0:30 Role of Garbage Collector
1:11 Java Memory Model
2:26 GC tuning flags
3:30 Garbage Collectors available

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Excellent garbage collection tutorial. My Java isn't great, so this was helpful!

ealmiladi

My minecraft says gc and something about allocations in place of the processor how do i get it to shoe my processor? In the f 3 menu

existinglikeanormalpersoni

Good one.. can you share us reference links

sureshsadanala

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