Re: bogus psql "could not save history file[...]" message in 9.3.6

On 14/03/15 15:46, Alvaro Herrera wrote:
> Tom Lane wrote:
>> Jeff Frost <jeff@pgexperts.com> writes:
>>>> On Mar 13, 2015, at 9:56 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>>> strace'ing psql while it exits might be informative.
>>
>>> Here you go:
>>
>>> ...
>>> rename("/var/lib/postgresql/.psql_history", "/var/lib/postgresql/.psql_history-") = -1 ENOENT (No such file or
directory)
>>> open("/var/lib/postgresql/.psql_history", O_WRONLY|O_CREAT|O_TRUNC, 0600) = 3
>>> write(3, "select 1;\n", 10)             = 10
>>> close(3)                                = 0
>>> unlink("/var/lib/postgresql/.psql_history-") = -1 ENOENT (No such file or directory)
>>
>> ... WTF?  That rename() and that unlink() are certainly not coming from
>> Postgres, and I do not see anything like that in the libedit sources
>> either.  (I'm looking at the libedit-20141030-3.1 version that Fedora
>> is currently shipping.)  That must be coming from some Ubuntu-specific
>> patch?
>
> You can use
>    apt-get source libedit2
> to obtain a copy of the tarball plus all the patches that were applied
> to build the package.
>

Also might be worth checking the ownership of postgres home directory
(/var/lib/postgresql) - I'd hazard a guess that it is owned by root and
postgres cannot write the history file.

Cheers

Mark