root@zabbix:~# journalctl -xb -u mariadb Oct 27 04:10:13 zabbix systemd[1]: Starting mariadb.service - MariaDB 10.11.13 database server... ░░ Subject: A start job for unit mariadb.service has begun execution ░░ Defined-By: systemd ░░ Support: http://www.ubuntu.com/support ░░ ░░ A start job for unit mariadb.service has begun execution. ░░ ░░ The job identifier is 139. Oct 27 04:10:15 zabbix (mariadbd)[1074]: mariadb.service: Referenced but unset environment variable evaluates to an empty string: MYSQLD_OPTS, _WSREP_NEW_CLUSTER Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] Starting MariaDB 10.11.13-MariaDB-0ubuntu0.24.04.1 source revision 8fb09426b98583916ccfd4f8c49741adc115bac3 server_uid O8OuPyI0TZdcEpexV/m> Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Compressed tables use zlib 1.3 Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Number of transaction pools: 1 Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Using crc32 + pclmulqdq instructions Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Using liburing Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: innodb_buffer_pool_size_max=128m, innodb_buffer_pool_size=128m Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Initialized memory pressure event listener Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Completed initialization of buffer pool Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: File system buffers for log disabled (block size=512 bytes) Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=227021262 Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: End of log at LSN=229010898 Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: To recover: 196 pages Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: 128 rollback segments are active. Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Removed temporary tablespace data file: "./ibtmp1" Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Setting file './ibtmp1' size to 12.000MiB. Physically writing the file full; Please wait ... Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: File './ibtmp1' size is now 12.000MiB. Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: log sequence number 229010898; transaction id 423868 Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] Plugin 'FEEDBACK' is disabled. Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Warning] You need to use --log-bin to make --expire-logs-days or --binlog-expire-logs-seconds work. Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] Server socket created on IP: '127.0.0.1'. Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] /usr/sbin/mariadbd: ready for connections. Oct 27 04:10:16 zabbix mariadbd[1074]: Version: '10.11.13-MariaDB-0ubuntu0.24.04.1' socket: '/run/mysqld/mysqld.sock' port: 3306 Ubuntu 24.04 Oct 27 04:10:16 zabbix systemd[1]: Started mariadb.service - MariaDB 10.11.13 database server. ░░ Subject: A start job for unit mariadb.service has finished successfully ░░ Defined-By: systemd ░░ Support: http://www.ubuntu.com/support ░░ ░░ A start job for unit mariadb.service has finished successfully. ░░ ░░ The job identifier is 139. Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Buffer pool(s) load completed at 251027 4:10:16 Oct 27 04:10:16 zabbix /etc/mysql/debian-start[1120]: Checking for insecure root accounts. Oct 27 04:10:16 zabbix /etc/mysql/debian-start[1127]: Triggering myisam-recover for all MyISAM tables and aria-recover for all Aria tables Oct 27 07:42:49 zabbix mariadbd[1074]: 2025-10-27 7:42:49 0 [Note] InnoDB: Memory pressure event disregarded; innodb_buffer_pool_size=128m, innodb_buffer_pool_size_min=128m Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 40 [Warning] Aborted connection 40 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 43 [Warning] Aborted connection 43 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 47 [Warning] Aborted connection 47 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 53 [Warning] Aborted connection 53 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 52 [Warning] Aborted connection 52 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 50 [Warning] Aborted connection 50 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 56 [Warning] Aborted connection 56 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 49 [Warning] Aborted connection 49 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 51 [Warning] Aborted connection 51 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 58 [Warning] Aborted connection 58 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 61 [Warning] Aborted connection 61 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 57 [Warning] Aborted connection 57 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:18 zabbix mariadbd[1074]: 2025-10-27 12:10:18 63 [Warning] Aborted connection 63 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:19 zabbix mariadbd[1074]: 2025-10-27 12:10:19 62 [Warning] Aborted connection 62 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:10:34 zabbix mariadbd[1074]: 2025-10-27 12:10:34 55 [Warning] Aborted connection 55 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets) Oct 27 12:11:20 zabbix mariadbd[1074]: 2025-10-27 12:11:20 59 [Warning] Aborted connection 59 to db: 'zabbix' user: 'zabbix' host: 'localhost' (Got timeout reading communication packets)
Running the "journalctl -xb" command results in 11972 lines of output. root@zabbix:~# journalctl -xb | grep oom root@zabbix:~# journalctl -xb | grep -i oom root@zabbix:~# journalctl -xb | grep memory Oct 27 04:09:58 zabbix kernel: ACPI: Reserving FACP table memory at [mem 0x3fb77000-0x3fb770f3] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving DSDT table memory at [mem 0x3fb78000-0x3fb7c544] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving FACS table memory at [mem 0x3fbdd000-0x3fbdd03f] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving APIC table memory at [mem 0x3fb76000-0x3fb76077] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving HPET table memory at [mem 0x3fb75000-0x3fb75037] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving MCFG table memory at [mem 0x3fb74000-0x3fb7403b] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving WAET table memory at [mem 0x3fb73000-0x3fb73027] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving BGRT table memory at [mem 0x3fb72000-0x3fb72037] Oct 27 04:09:58 zabbix kernel: Early memory node ranges Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x00800000-0x00807fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x0080b000-0x0080bfff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x00811000-0x008fffff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3cdca000-0x3cdcafff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3cdd3000-0x3cdd3fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3e21d000-0x3e225fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3f000000-0x3f0c0fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3f8ed000-0x3fb6cfff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3fb6d000-0x3fb7efff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3fb7f000-0x3fbfefff] Oct 27 04:09:58 zabbix kernel: Freeing SMP alternatives memory: 48K Oct 27 04:09:58 zabbix kernel: Freeing initrd memory: 70728K Oct 27 04:09:58 zabbix kernel: Freeing unused decrypted memory: 2028K Oct 27 04:09:58 zabbix kernel: Freeing unused kernel image (initmem) memory: 4912K Oct 27 04:09:58 zabbix kernel: Freeing unused kernel image (rodata/data gap) memory: 2000K Oct 27 04:10:01 zabbix kernel: i2c i2c-0: 1/1 memory slots populated (from DMI) Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Initialized memory pressure event listener Oct 27 04:10:17 zabbix watchdog[1138]: memory not checked root@zabbix:~# journalctl -xb | grep -i memory Oct 27 04:09:58 zabbix kernel: ACPI: Reserving FACP table memory at [mem 0x3fb77000-0x3fb770f3] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving DSDT table memory at [mem 0x3fb78000-0x3fb7c544] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving FACS table memory at [mem 0x3fbdd000-0x3fbdd03f] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving APIC table memory at [mem 0x3fb76000-0x3fb76077] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving HPET table memory at [mem 0x3fb75000-0x3fb75037] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving MCFG table memory at [mem 0x3fb74000-0x3fb7403b] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving WAET table memory at [mem 0x3fb73000-0x3fb73027] Oct 27 04:09:58 zabbix kernel: ACPI: Reserving BGRT table memory at [mem 0x3fb72000-0x3fb72037] Oct 27 04:09:58 zabbix kernel: Early memory node ranges Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x00800000-0x00807fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x0080b000-0x0080bfff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x00811000-0x008fffff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3cdca000-0x3cdcafff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3cdd3000-0x3cdd3fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3e21d000-0x3e225fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3f000000-0x3f0c0fff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3f8ed000-0x3fb6cfff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3fb6d000-0x3fb7efff] Oct 27 04:09:58 zabbix kernel: PM: hibernation: Registered nosave memory: [mem 0x3fb7f000-0x3fbfefff] Oct 27 04:09:58 zabbix kernel: Memory: 858588K/1042208K available (22528K kernel code, 4441K rwdata, 14384K rodata, 4912K init, 4796K bss, 183360K reserved, 0K cma-reserved) Oct 27 04:09:58 zabbix kernel: Freeing SMP alternatives memory: 48K Oct 27 04:09:58 zabbix kernel: x86/mm: Memory block size: 128MB Oct 27 04:09:58 zabbix kernel: Freeing initrd memory: 70728K Oct 27 04:09:58 zabbix kernel: Freeing unused decrypted memory: 2028K Oct 27 04:09:58 zabbix kernel: Freeing unused kernel image (initmem) memory: 4912K Oct 27 04:09:58 zabbix kernel: Freeing unused kernel image (rodata/data gap) memory: 2000K Oct 27 04:10:01 zabbix kernel: i2c i2c-0: 1/1 memory slots populated (from DMI) Oct 27 04:10:01 zabbix kernel: i2c i2c-0: Memory type 0x07 not supported yet, not instantiating SPD Oct 27 04:10:16 zabbix mariadbd[1074]: 2025-10-27 4:10:16 0 [Note] InnoDB: Initialized memory pressure event listener Oct 27 04:10:17 zabbix watchdog[1138]: memory not checked Oct 27 07:42:49 zabbix mariadbd[1074]: 2025-10-27 7:42:49 0 [Note] InnoDB: Memory pressure event disregarded; innodb_buffer_pool_size=128m, innodb_buffer_pool_size_min=128m Regards, Mr. Turritopsis Dohrnii Teo En Ming Singapore 27 Oct 2025 Monday 8.36 pm On Monday, October 27th, 2025 at 5:26 PM, Ivan Krylov <[email protected]> wrote: > On Mon, 27 Oct 2025 05:17:27 +0000 > Turritopsis Dohrnii Teo En Ming via discuss [email protected] > > wrote: > > > Oct 24 06:39:29 zabbix mariadbd[1128]: 2025-10-24 6:39:29 0 [Note] > > InnoDB: Starting shutdown... > > > If you look at the complete log for mariadb (journalctl -xb -u > mariadb), does anything else happen immediately before 6:39:29? If you > look at the complete system log (journalctl -xb) around the same time, > are there messages from the kernel about having to kill a process due > to an out-of-memory condition? > > -- > Best regards, > Ivan _______________________________________________ discuss mailing list -- [email protected] To unsubscribe send an email to [email protected]
