Information processing system and information processing apparatus

An information processing apparatus, comprising:

• a recording and/or reproducing unit for recording data into a recording medium and/or for reading data from the recording medium;
• a power-supply unit capable of supplying internal power using a battery;
• a power-supply information creation unit for creating power-supply information in which remaining battery level information about said power-supply unit is stored;
• and
• a control unit for controlling a charge current in accordance with the power-supply information and a temperature of the battery.

An information processing system, comprising:

• a recording unit configured to record data into a recording medium;
• a power-supply unit configured to supply internal power by using a battery;
• a power-supply information creation unit configured to create power-supply information including a remaining battery level;
• and
• a control unit configured to record a file system onto the recording medium based on the power-supply information.