Val_loss and acc_val rise at the same time

problem description

during the training process, the loss of the training set decreased and the acc increased, and the performance was normal. However, the loss of the validation set is rising, and so is the acc.

training process

Cnn
Jan.27,2022
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b38301-2b86f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b38301-2b86f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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