Re: Unknown temp directories and library files

On 10/10/24 11:36, Priancka Chatz wrote:
> Hi admins,
>
> I am observing a new/unknown behavior on some of my instances. My
> postgres Data directory path is /home/postgres/pgdata/pgroot/data. And I
> see a temp directory present inside /home/postgres/pgdata which has 100s
> of directory underneath it and inside each directory some library files
> related to Psycopg2. Not sure what these files are and why it is getting
> created. However, the only pattern I found is wherever Postgres is down
> this behavior is seen.

They are coming from an install of psycopg2-binary:

pip install psycopg2-binary

ll lib/python3.12/site-packages/psycopg2_binary.libs/
total 6944
drwxrwxr-x 2 aklaver aklaver 4096 Oct 13 08:55 ./
drwxrwxr-x 348 aklaver aklaver 20480 Oct 13 08:55 ../
-rwxrwxr-x 1 aklaver aklaver 17497 Oct 13 08:55
libcom_err-2abe824b.so.2.1*
-rwxrwxr-x 1 aklaver aklaver 3133185 Oct 13 08:55
libcrypto-0628e7d4.so.1.1*
-rwxrwxr-x 1 aklaver aklaver 345209 Oct 13 08:55
libgssapi_krb5-497db0c6.so.2.2*
-rwxrwxr-x 1 aklaver aklaver 219953 Oct 13 08:55
libk5crypto-b1f99d5c.so.3.1*
-rwxrwxr-x 1 aklaver aklaver 17913 Oct 13 08:55
libkeyutils-dfe70bd6.so.1.5*
-rwxrwxr-x 1 aklaver aklaver 1018953 Oct 13 08:55 libkrb5-fcafa220.so.3.3*
-rwxrwxr-x 1 aklaver aklaver 76873 Oct 13 08:55
libkrb5support-d0bcff84.so.0.1*
-rwxrwxr-x 1 aklaver aklaver 60977 Oct 13 08:55
liblber-5a1d5ae1.so.2.0.200*
-rwxrwxr-x 1 aklaver aklaver 447329 Oct 13 08:55
libldap-5d2ff197.so.2.0.200*
-rwxrwxr-x 1 aklaver aklaver 406817 Oct 13 08:55
libpcre-9513aab5.so.1.2.0*
-rwxrwxr-x 1 aklaver aklaver 370777 Oct 13 08:55 libpq-e8a033dd.so.5.16*
-rwxrwxr-x 1 aklaver aklaver 119217 Oct 13 08:55
libsasl2-883649fd.so.3.0.0*
-rwxrwxr-x 1 aklaver aklaver 178337 Oct 13 08:55
libselinux-0922c95c.so.1*
-rwxrwxr-x 1 aklaver aklaver 646065 Oct 13 08:55 libssl-3e69114b.so.1.1*

Looks like something is setting up psycopg2-binary and psycopg2 as part
of some script/tool/orm/etc in your $DATA directory.

Are you using something that uses psycopg2 as the client library?

>
> I am attaching screenshots for reference.
>
> Can anyone shed some light or direct me to any links to troubleshoot this?
>
> Regards,
> Priyanka

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com