[LTP] [PATCH] shmget03: fix test when some shm segments already exist

[Alexey Kodanev]

On 07.07.2021 04:59, xuyang2018.jy@fujitsu.com wrote:
> Hi Li, Alexey
>> Alexey Kodanev <aleksei.kodanev@bell-sw.com
>> <mailto:aleksei.kodanev@bell-sw.com>> wrote:
>>
>>
>>     It's also possible that some resources will be freed during
>>     the tests... perhaps, moving the loop to verify_*() is the
>>     better option?
>>
>>
>> Yes, good point, that would be more precise for ENOSPC testing.
> AFAIK, ltp doesn't support parallel test now. I think parallel test 
> maybe a future plan that is why we use docparase to collect each case's 
> used resources(so we can convert many groups, like pid, memory, disk 
> space..., then we can run pid group and memory groups test case parallelly).
> 
> This is my understanding. If wrong, please correct me.

The problem is that these shared resources might be acquired/released
not only by ltp tests. And changing limits in proc is not the same...