Re: [BUGS] could not fork autovacuum worker process: No error - Mailing list pgsql-bugs

From Tomasz Szypowski
Subject Re: [BUGS] could not fork autovacuum worker process: No error
Date
Msg-id CACmJi2J6sF4p7g-nxa8SGN14vdtMiDwUZa7iThWBWKKs5SEtFw@mail.gmail.com
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In response to Re: [BUGS] could not fork autovacuum worker process: No error  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-bugs
Tom,

what do you suggest? Disabling ASLR? Do you know approx. how long will it take for you to implement the change?

regards
Thomas

2017-01-25 17:04 GMT+01:00 Tom Lane <tgl@sss.pgh.pa.us>:
Tomasz Szypowski <tomasz.szypowski@gmail.com> writes:
> I send you logs

Hmm ....

2016-11-10 17:58:42 CET LOG:  could not reserve shared memory region (addr=015E0000) for child 0000085C: error code 487
2016-11-10 17:58:42 CET LOG:  could not fork autovacuum worker process: No error
2016-11-10 17:58:43 CET LOG:  could not reserve shared memory region (addr=015E0000) for child 00000828: error code 487
2016-11-10 17:58:43 CET LOG:  could not fork autovacuum worker process: No error
2016-11-10 17:58:44 CET LOG:  could not reserve shared memory region (addr=015E0000) for child 0000085C: error code 487
2016-11-10 17:58:44 CET LOG:  could not fork autovacuum worker process: No error
2016-11-10 17:59:02 CET LOG:  could not reserve shared memory region (addr=015E0000) for child 00000878: error code 487
2016-11-10 17:59:02 CET LOG:  could not fork autovacuum worker process: No error
2016-11-10 17:59:03 CET LOG:  could not reserve shared memory region (addr=015E0000) for child 00000874: error code 487
2016-11-10 17:59:03 CET LOG:  could not fork autovacuum worker process: No error
2016-11-10 17:59:04 CET LOG:  could not reserve shared memory region (addr=015E0000) for child 00000878: error code 487
2016-11-10 17:59:04 CET LOG:  could not fork autovacuum worker process: No error

Yeah, that probably is an ASLR problem :-(.  We don't have a good
solution for that on Windows yet.

                        regards, tom lane

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