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eclipse-zenoh / zenoh-c

C API for Zenoh
http://zenoh.io
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shared memory is not freed after termination[Bug] #245

Open MelamudMichael opened 7 months ago

MelamudMichael commented 7 months ago

Describe the bug

shared memory is not freed after termination

l /dev/shm/ total 2596 drwxrwxrwx 2 root root 6560 Feb 19 16:57 ./ drwxr-xr-x 16 root root 4340 Feb 13 09:27 ../ -rw------- 1 xz62px unix_users 4104 Feb 19 15:57 shmem_106608B83E24F29E -rw------- 1 xz62px unix_users 4104 Feb 14 09:08 shmem_109653567179D5DF -rw------- 1 xz62px unix_users 4104 Feb 18 07:49 shmem_11F2668C7808FC3A -rw------- 1 xz62px unix_users 4104 Feb 18 09:06 shmem_138F914CE12C2A2C -rw------- 1 xz62px unix_users 4104 Feb 14 11:13 shmem_13C383C9E7BC17CE -rw------- 1 xz62px unix_users 4104 Feb 14 08:58 shmem_146B1378BBE5398A

To reproduce

see above

System info

any

yellowhatter commented 7 months ago

Hello, @MelamudMichael ! Can you please describe your testing scenario to achieve this?

yellowhatter commented 7 months ago

Hello, @MelamudMichael !

In actual release filesystem-mapped shm segments are really not erased in case of owner process termination. The new SHM codebase in the upcoming release will have this fixed.