Displaying Log Area and Log Writer Information 

Use

You are provided with information on the state and size of the log area and the activities of the logwriter.

Procedure

Choose Instance ® Information ® Log.

Log mode

Mode in which the log is operated

Max. size

Maximum available storage space in log area

Save Segment size

Size of a segment

Used size (KB)

Used space in KB

Used size in %

Used space as percentage

Not saved (KB)

Size of log area not yet saved, in KB

Not saved (%)

Size of log area not yet saved as percentage

Log since last data backup (KB)

Number of log pages written since the last data backup

Completed segments

Log segments filled

Savepoints written

Number of savepoints written since last log backup.

Checkpoints written

Number of checkpoints written since last log backup

Physical reads

Read activities in the log area since the last restart of the database system

Physical writes

Write activities in the log area since the last restart of the database system

Queue size

Current size of the log queue

Queue allocated

Current log queue allocation

Queue entries

Maximum size of log queue

Queue overflows

Number of log queue overflows

Group commits

Number of group commits

Waits for logwriter

Number of wait states for log write operations

Max. waits

Maximum number of wait states per log page

Avg. Waits

Average number of wait states per log page

OMS Log used

Log area used by Object Management System (OMS)

OMS min. free pages

Minimum number of free pages for the Object Management System (OMS)