Yeah, I was kind of thinking that PG detects the semaphore not existing, bails 
immediately, restarts clean, thus no problem. I just wanted to hear from 
people, like you, that know way more than I do about the internals.

> On Aug 31, 2017, at 9:08 PM, Tom Lane <t...@sss.pgh.pa.us> wrote:
> 
> scott ribe <scott_r...@elevated-dev.com> writes:
>> Thanks to a typo, I did not turn off systemd's RemoveIPC, and had many many 
>> pg restarts before I figured out the problem.
> 
>> Should my data be OK? Or do I need to dump & reload?
> 
> I don't know of any reason to think that that poses a data corruption
> risk.  (But I've been wrong before.)
> 
>                       regards, tom lane

--
Scott Ribe
scott_r...@elevated-dev.com
(303) 722-0567



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