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Re: Shared memory error

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Hi,

If the dynamic shared memory segment type is POSIX then dynamic shared memory control segment in your case it is PostgreSQL.1511679208 is stored in /dev/shm 

 The file you mentioned will be created at the time of PostgreSQL startup and cleared automatically on successful shutdown.

Complete case study depicted your error is found here 

https://postgreshelp.com/postgresql-dynamic-shared-memory-posix-vs-mmap/  

Regards

On Thu, Jun 4, 2020 at 12:39 PM Sonam Sharma <sonams1209@xxxxxxxxx> wrote:
Can someone please help on this

On Wed, Jun 3, 2020, 11:27 PM Sonam Sharma <sonams1209@xxxxxxxxx> wrote:
I have set the dynamic_shared_memory_type to none which was set as POSIX. For now we are not seeing the error... Can someone please explain what is the impact of setting it as none .

On Wed, Jun 3, 2020, 8:28 PM Sonam Sharma <sonams1209@xxxxxxxxx> wrote:
Hi Team,

Getting below error when any query is running from jdbc side :

Error : could not open memory segment "/PostgreSQL.1511679208" : No such file or directory 

Yesterday I have extended the /dev/shm filesystem and the query ran. But today again the issue is repeating.

Can someone please help 

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