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Ubuntu seems to not free RAM memory


Disk operations consuming all memory - Ubuntu 12.10 i386How to prevent my system from becoming unresponsive when thrashing (out of RAM)?How to free up my laptop's RAM?Linux overwriting RAM with zeroes on free()Transfer to swap the memory data of idle software running in background while keeping in RAM only active ones?Is there a way to reserve memory for OS to keep it active when RAM usage goes to 100%?






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I am using Ubuntu 19.04 in a laptop with 12 GB of RAM. When I start the system, everything is fast and responsive, and memory usage is 1.5 - 2 GB.



Then if I start resource-intensive programs, like Android studio with an emulator, about 5 GB of ram is used, but everything still runs quickly and smoothly. However, after 2-3 hours of work with the same opened applications, the memory becomes almost full, the system uses the swap file, and and everything get very slow. Even after closing all programs, the system operation remains slow.



Some of my friends have the same issue with apps like VMware and other resource-intensive programs.



It appears that RAM is not being released under such operations. Can anyone suggest a solution to this issue?










share|improve this question






















  • 1





    Memory-not-released usually is called a memory leak, and is considered a bug. Please file a bug report with the appropriate upstream project with sufficient detail for them to duplicate the exact issue or leak.

    – user535733
    Sep 28 at 16:22











  • i don't think memory leakage is happening because if i kill the process memory is still full

    – nima_moradi
    Sep 28 at 16:42












  • To me, that seems like confirmation that it IS a leak of some kind.

    – user535733
    Sep 28 at 16:48












  • Are you absolutely sure that you have killed all the processes using large amounts of memory? Please, investigate your system with tools like htop to find were the memory has gone. :)

    – FedonKadifeli
    Sep 28 at 18:24

















0


















I am using Ubuntu 19.04 in a laptop with 12 GB of RAM. When I start the system, everything is fast and responsive, and memory usage is 1.5 - 2 GB.



Then if I start resource-intensive programs, like Android studio with an emulator, about 5 GB of ram is used, but everything still runs quickly and smoothly. However, after 2-3 hours of work with the same opened applications, the memory becomes almost full, the system uses the swap file, and and everything get very slow. Even after closing all programs, the system operation remains slow.



Some of my friends have the same issue with apps like VMware and other resource-intensive programs.



It appears that RAM is not being released under such operations. Can anyone suggest a solution to this issue?










share|improve this question






















  • 1





    Memory-not-released usually is called a memory leak, and is considered a bug. Please file a bug report with the appropriate upstream project with sufficient detail for them to duplicate the exact issue or leak.

    – user535733
    Sep 28 at 16:22











  • i don't think memory leakage is happening because if i kill the process memory is still full

    – nima_moradi
    Sep 28 at 16:42












  • To me, that seems like confirmation that it IS a leak of some kind.

    – user535733
    Sep 28 at 16:48












  • Are you absolutely sure that you have killed all the processes using large amounts of memory? Please, investigate your system with tools like htop to find were the memory has gone. :)

    – FedonKadifeli
    Sep 28 at 18:24













0













0









0








I am using Ubuntu 19.04 in a laptop with 12 GB of RAM. When I start the system, everything is fast and responsive, and memory usage is 1.5 - 2 GB.



Then if I start resource-intensive programs, like Android studio with an emulator, about 5 GB of ram is used, but everything still runs quickly and smoothly. However, after 2-3 hours of work with the same opened applications, the memory becomes almost full, the system uses the swap file, and and everything get very slow. Even after closing all programs, the system operation remains slow.



Some of my friends have the same issue with apps like VMware and other resource-intensive programs.



It appears that RAM is not being released under such operations. Can anyone suggest a solution to this issue?










share|improve this question
















I am using Ubuntu 19.04 in a laptop with 12 GB of RAM. When I start the system, everything is fast and responsive, and memory usage is 1.5 - 2 GB.



Then if I start resource-intensive programs, like Android studio with an emulator, about 5 GB of ram is used, but everything still runs quickly and smoothly. However, after 2-3 hours of work with the same opened applications, the memory becomes almost full, the system uses the swap file, and and everything get very slow. Even after closing all programs, the system operation remains slow.



Some of my friends have the same issue with apps like VMware and other resource-intensive programs.



It appears that RAM is not being released under such operations. Can anyone suggest a solution to this issue?







ram swap memory-usage memory-leak






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Sep 28 at 16:07









CentaurusA

2,3701 gold badge16 silver badges25 bronze badges




2,3701 gold badge16 silver badges25 bronze badges










asked Sep 28 at 15:24









nima_moradinima_moradi

1012 bronze badges




1012 bronze badges










  • 1





    Memory-not-released usually is called a memory leak, and is considered a bug. Please file a bug report with the appropriate upstream project with sufficient detail for them to duplicate the exact issue or leak.

    – user535733
    Sep 28 at 16:22











  • i don't think memory leakage is happening because if i kill the process memory is still full

    – nima_moradi
    Sep 28 at 16:42












  • To me, that seems like confirmation that it IS a leak of some kind.

    – user535733
    Sep 28 at 16:48












  • Are you absolutely sure that you have killed all the processes using large amounts of memory? Please, investigate your system with tools like htop to find were the memory has gone. :)

    – FedonKadifeli
    Sep 28 at 18:24












  • 1





    Memory-not-released usually is called a memory leak, and is considered a bug. Please file a bug report with the appropriate upstream project with sufficient detail for them to duplicate the exact issue or leak.

    – user535733
    Sep 28 at 16:22











  • i don't think memory leakage is happening because if i kill the process memory is still full

    – nima_moradi
    Sep 28 at 16:42












  • To me, that seems like confirmation that it IS a leak of some kind.

    – user535733
    Sep 28 at 16:48












  • Are you absolutely sure that you have killed all the processes using large amounts of memory? Please, investigate your system with tools like htop to find were the memory has gone. :)

    – FedonKadifeli
    Sep 28 at 18:24







1




1





Memory-not-released usually is called a memory leak, and is considered a bug. Please file a bug report with the appropriate upstream project with sufficient detail for them to duplicate the exact issue or leak.

– user535733
Sep 28 at 16:22





Memory-not-released usually is called a memory leak, and is considered a bug. Please file a bug report with the appropriate upstream project with sufficient detail for them to duplicate the exact issue or leak.

– user535733
Sep 28 at 16:22













i don't think memory leakage is happening because if i kill the process memory is still full

– nima_moradi
Sep 28 at 16:42






i don't think memory leakage is happening because if i kill the process memory is still full

– nima_moradi
Sep 28 at 16:42














To me, that seems like confirmation that it IS a leak of some kind.

– user535733
Sep 28 at 16:48






To me, that seems like confirmation that it IS a leak of some kind.

– user535733
Sep 28 at 16:48














Are you absolutely sure that you have killed all the processes using large amounts of memory? Please, investigate your system with tools like htop to find were the memory has gone. :)

– FedonKadifeli
Sep 28 at 18:24





Are you absolutely sure that you have killed all the processes using large amounts of memory? Please, investigate your system with tools like htop to find were the memory has gone. :)

– FedonKadifeli
Sep 28 at 18:24










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