[debian-mysql] Bug#976652: mariadb-server-10.3: Could not increase number of max_open_files to more than 16384 (request: 32191)

[Olaf van der Spek]

Package: mariadb-server-10.3
Version: 1:10.3.27-0+deb10u1
Followup-For: Bug #976652

Dear Maintainer,

Fresh Debian 10 install, fresh mariadb-server install:

# zgrep max_open_files syslog*

Dec 11 13:08:46 xyz mysqld[1695]: 2020-12-11 13:08:46 0 [Warning] Could not increase number of max_open_files to more than 16384 (request: 32184)

Greetings,

Olaf

-- System Information:
Debian Release: 10.7
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 4.19.0-13-amd64 (SMP w/2 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US:en (charmap=UTF-8)
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages mariadb-server-10.3 depends on:
ii  adduser                   3.118
ii  debconf [debconf-2.0]     1.5.71
ii  galera-3                  25.3.25-2
ii  gawk                      1:4.2.1+dfsg-1
ii  iproute2                  4.20.0-2
ii  libc6                     2.28-10
ii  libdbi-perl               1.642-1+deb10u1
ii  libgnutls30               3.6.7-4+deb10u5
ii  libpam0g                  1.3.1-5
ii  libstdc++6                8.3.0-6
ii  lsb-base                  10.2019051400
ii  lsof                      4.91+dfsg-1
ii  mariadb-client-10.3       1:10.3.27-0+deb10u1
ii  mariadb-common            1:10.3.27-0+deb10u1
ii  mariadb-server-core-10.3  1:10.3.27-0+deb10u1
ii  passwd                    1:4.5-1.1
ii  perl                      5.28.1-6+deb10u1
ii  psmisc                    23.2-1
ii  rsync                     3.1.3-6
ii  socat                     1.7.3.2-2
ii  zlib1g                    1:1.2.11.dfsg-1

Versions of packages mariadb-server-10.3 recommends:
ii  libhtml-template-perl  2.97-1

Versions of packages mariadb-server-10.3 suggests:
pn  mailx           <none>
pn  mariadb-test    <none>
pn  netcat-openbsd  <none>
pn  tinyca          <none>

-- debconf information:
  mariadb-server-10.3/nis_warning:
  mariadb-server-10.3/postrm_remove_databases: false
  mariadb-server-10.3/old_data_directory_saved: