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| Can you set the heap size in JAVA_OPTS to however much mem you want or is there a limit ? Ie; xport JAVA_OPTS="-Xmx4096m -Xms4096m" |
| how much memory do you have? |
| 8 gigs =) |
| 64 bit system? |
| Yes |
| 64 it OS? |
| and 64 bit OS? |
| Yes |
| then it ougth to work... does your java app really need that much memory? |
| Which 64bit OS? |
| Why do you immediately need a 64bit system to address >4GB of memory? :-\ |
| Just for my personal knowledge is there a limit if it were 32 bit os ? |
| Yes there is |
| kadamat, 32 bit pointers give you access to how much memory? |
| 4 gb ? |
| You can't address more than 3Gig on X86 Infact once you elinate kernel stuff and some other things, it's close to 2gig |
| optomeb, no, i'm just trying to tweak things and i was curious |
| optomeb, 16bit pointers gave you more than 32K addresses on the old x8086 CPUs. |
| AmeliaR, more than 4 GB actually... and that is not really true either with PAE you can use 64 GB |
| Not in one application you can't |