I set the IPv4 to the mysql.jdbc instead the word "localhost" so i'm monitoring the logs and everything is operating normally.
I hope not to receive a server crash in a few hours :)
The server crash again :(
Here is the exact moment in the log file:
2018-11-18 08:01:12 INFO: [abed23c3: 5001 < 181.189.153.85] HEX: 696d65693a3836343138303033353537363033372c747261636b65722c3138313131383038303131312c2c462c3134303130372e3030302c412c313533312e303734302c4e2c30383735382e393137312c572c302e30302c303b
2018-11-18 08:01:12 INFO: [abed23c3] id: 864180035576037, time: 2018-11-18 08:01:07, lat: 15.51790, lon: -87.98195, course: 0.0
2018-11-18 08:01:12 INFO: [34f42606: 5001 < 181.189.153.3] HEX: 696d65693a3836383638333032393333343533332c747261636b65722c3138313131383232303131322c2c462c3134303130372e3030302c412c313431302e333434302c4e2c30383731382e373335312c572c302e30302c303b
2018-11-18 08:01:12 WARN: HikariPool-1 - Connection com.mysql.jdbc.JDBC4Connection@6965bbe7 marked as broken because of SQLSTATE(08S01), ErrorCode(0) - Communications link failure
The last packet successfully received from the server was 123 milliseconds ago. The last packet sent successfully to the server was 122 milliseconds ago. - CommunicationsException (... < QueryBuilder:480 < DataManager:458 < DefaultDataHandler:30 < ...)
2018-11-18 08:01:12 WARN: Failed to store position - Communications link failure
The last packet successfully received from the server was 123 milliseconds ago. The last packet sent successfully to the server was 122 milliseconds ago. - CommunicationsException (... < QueryBuilder:480 < DataManager:458 < DefaultDataHandler:30 < ...)
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@14d398b4 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@5dcf04f4 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@3ecc0ebe (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@302c4b87 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@38b2630e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@1dff3848 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@43187cb7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@113a7720 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:12 WARN: HikariPool-1 - Failed to validate connection com.mysql.jdbc.JDBC4Connection@3abbcc1a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
2018-11-18 08:01:13 INFO: [25ae00a1: 5001 < 181.189.153.30] HEX: 696d65693a3836343138303033353538313939352c747261636b65722c3138313131383038303131332c2c462c3134303130382e3030302c412c313432302e353439372c4e2c30383733352e363231302c572c302e30302c303b
2018-11-18 08:01:14 INFO: [34f42606] id: 868683029334533, time: 2018-11-18 08:01:07, lat: 14.17240, lon: -87.31225, course: 0.0
2018-11-18 08:01:14 INFO: [c73297b6: 5001 < 181.189.153.120] HEX: 696d65693a3836383638333032373237383337372c747261636b65722c3138313131383232303131322c2c462c3134303130382e3030302c412c313434302e333236312c4e2c30383631332e343231352c572c302e30302c303b
2018-11-18 08:01:14 WARN: HikariPool-1 - Connection com.mysql.jdbc.JDBC4Connection@1c5e5356 marked as broken because of SQLSTATE(08S01), ErrorCode(0) - Communications link failure
The last packet successfully received from the server was 131 milliseconds ago. The last packet sent successfully to the server was 131 milliseconds ago. - CommunicationsException (... < QueryBuilder:480 < DataManager:458 < DefaultDataHandler:30 < ...)
2018-11-18 08:01:14 WARN: Failed to store position - Communications link failure
The last packet successfully received from the server was 131 milliseconds ago. The last packet sent successfully to the server was 131 milliseconds ago. - CommunicationsException (... < QueryBuilder:480 < DataManager:458 < DefaultDataHandler:30 < ...)
2018-11-18 08:01:14 WARN: HikariPool-1 - Connection com.mysql.jdbc.JDBC4Connection@184d347a marked as broken because of SQLSTATE(08S01), ErrorCode(0) - Communications link failure
The last packet successfully received from the server was 112 milliseconds ago. The last packet sent successfully to the server was 111 milliseconds ago. - CommunicationsException (... < QueryBuilder:480 < DataManager:458 < DefaultDataHandler:30 < ...)
2018-11-18 08:01:14 WARN: Failed to store position - Communications link failure
I updated to 4.2 from 3.16
now the server crash every 5 hours, i have to erase the logs files and restart the service to up the server again.
Server: Centos 7
DB: MariaDB 5.5.60
here is the log file information:
any advise please ? i didn't have this problem on version 3.16