LogStats (Oracle - Berkeley DB Java API)

java.lang.Object
- com.sleepycat.db.LogStats

public class LogStats
extends java.lang.Object

Log statistics for a database environment.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`getCurFile()`	The current log file number.
`int`	`getCurOffset()`	The byte offset in the current log file.
`int`	`getDiskFile()`	The log file number of the last record known to be on disk.
`int`	`getDiskOffset()`	The byte offset of the last record known to be on disk.
`int`	`getFileidInit()`	The initial allocated file logging identifiers.
`int`	`getLgBSize()`	The in-memory log record cache size.
`int`	`getLgSize()`	The current log file size.
`int`	`getMagic()`	The magic number that identifies a file as a log file.
`int`	`getMaxCommitperflush()`	The maximum number of commits contained in a single log flush.
`int`	`getMaxNfileId()`	The maximum number of file logging identifiers used.
`int`	`getMinCommitperflush()`	The minimum number of commits contained in a single log flush that contained a commit.
`int`	`getMode()`	The mode of any created log files.
`int`	`getNumFileId()`	The current number of file logging identifiers.
`long`	`getRCount()`	The number of times the log has been read from disk.
`long`	`getRecord()`	The number of records written to this log.
`long`	`getRegionNowait()`	The number of times that a thread of control was able to obtain the log region mutex without waiting.
`long`	`getRegionWait()`	The number of times that a thread of control was forced to wait before obtaining the log region mutex.
`long`	`getRegSize()`	The size of the region.
`long`	`getSCount()`	The number of times the log has been flushed to disk.
`int`	`getVersion()`	The version of the log file type.
`int`	`getWBytes()`	The number of bytes over and above `getWMbytes()` written to this log.
`int`	`getWcBytes()`	The number of bytes over and above `LogStats.getWcMbytes` written to this log since the last checkpoint.
`int`	`getWcMbytes()`	The number of megabytes written to this log since the last checkpoint.
`long`	`getWCount()`	The number of times the log has been written to disk.
`long`	`getWCountFill()`	The number of times the log has been written to disk because the in-memory log record cache filled up.
`int`	`getWMbytes()`	The number of megabytes written to this log.
`java.lang.String`	`toString()`	For convenience, the LogStats class has a toString method that lists all the data fields.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Method Detail
  - getMagic
```
public int getMagic()
```
    The magic number that identifies a file as a log file.
    
    Returns:
    
    the magic number that identifies a file as a log file
  - getVersion
```
public int getVersion()
```
    The version of the log file type.
    
    Returns:
    
    the version of the log file type
  - getMode
```
public int getMode()
```
    The mode of any created log files.
    
    Returns:
    
    the mode of any created log files
  - getLgBSize
```
public int getLgBSize()
```
    The in-memory log record cache size.
    
    Returns:
    
    the in-memory log record cache size
  - getLgSize
```
public int getLgSize()
```
    The current log file size.
    
    Returns:
    
    the current log file size
  - getWcBytes
```
public int getWcBytes()
```
    The number of bytes over and above LogStats.getWcMbytes written to this log since the last checkpoint.
    
    Returns:
    
    the number of bytes over and above LogStats.getWcMbytes written to this log since the last checkpoint
  - getWcMbytes
```
public int getWcMbytes()
```
    The number of megabytes written to this log since the last checkpoint.
    
    Returns:
    
    the number of megabytes written to this log since the last checkpoint.
  - getFileidInit
```
public int getFileidInit()
```
    The initial allocated file logging identifiers.
    
    Returns:
    
    the initial allocated file logging identifiers
  - getNumFileId
```
public int getNumFileId()
```
    The current number of file logging identifiers.
    
    Returns:
    
    the current number of file logging identifiers
  - getMaxNfileId
```
public int getMaxNfileId()
```
    The maximum number of file logging identifiers used.
    
    Returns:
    
    the maximum number of file logging identifiers
  - getRecord
```
public long getRecord()
```
    The number of records written to this log.
    
    Returns:
    
    the number of records written to this log
  - getWBytes
```
public int getWBytes()
```
    The number of bytes over and above getWMbytes() written to this log.
    
    Returns:
    
    the number of bytes over and above getWMbytes() written to this log
  - getWMbytes
```
public int getWMbytes()
```
    The number of megabytes written to this log.
    
    Returns:
    
    the number of megabytes written to this log
  - getWCount
```
public long getWCount()
```
    The number of times the log has been written to disk.
    
    Returns:
    
    the number of times the log has been written to disk
  - getWCountFill
```
public long getWCountFill()
```
    The number of times the log has been written to disk because the in-memory log record cache filled up.
    
    Returns:
    
    the number of times the log has been written to disk because the in-memory log record cache filled up
  - getRCount
```
public long getRCount()
```
    The number of times the log has been read from disk.
    
    Returns:
    
    the number of times the log has been read from disk
  - getSCount
```
public long getSCount()
```
    The number of times the log has been flushed to disk.
    
    Returns:
    
    the number of times the log has been flushed to disk
  - getRegionWait
```
public long getRegionWait()
```
    The number of times that a thread of control was forced to wait before obtaining the log region mutex.
    
    Returns:
    
    the number of times that a thread of control was forced to wait before obtaining the log region mutex
  - getRegionNowait
```
public long getRegionNowait()
```
    The number of times that a thread of control was able to obtain the log region mutex without waiting.
    
    Returns:
    
    the number of times that a thread of control was able to obtain the log region mutex without waiting
  - getCurFile
```
public int getCurFile()
```
    The current log file number.
    
    Returns:
    
    the current log file number
  - getCurOffset
```
public int getCurOffset()
```
    The byte offset in the current log file.
    
    Returns:
    
    the byte offset in the current log file
  - getDiskFile
```
public int getDiskFile()
```
    The log file number of the last record known to be on disk.
    
    Returns:
    
    the log file number of the last record known to be on disk
  - getDiskOffset
```
public int getDiskOffset()
```
    The byte offset of the last record known to be on disk.
    
    Returns:
    
    the byte offset of the last record known to be on disk
  - getMaxCommitperflush
```
public int getMaxCommitperflush()
```
    The maximum number of commits contained in a single log flush.
    
    Returns:
    
    the maximum number of commits contained in a single log flush
  - getMinCommitperflush
```
public int getMinCommitperflush()
```
    The minimum number of commits contained in a single log flush that contained a commit.
    
    Returns:
    
    the minimum number of commits contained in a single log flush that contained a commit
  - getRegSize
```
public long getRegSize()
```
    The size of the region.
    
    Returns:
    
    the size of the region
  - toString
```
public java.lang.String toString()
```
    For convenience, the LogStats class has a toString method that lists all the data fields.
    
    Overrides:
    
    toString in class java.lang.Object
    
    Returns:
    
    a String that lists all the data fields

Class LogStats

Method Summary

Methods inherited from class java.lang.Object

Method Detail

getMagic

getVersion

getMode

getLgBSize

getLgSize

getWcBytes

getWcMbytes

getFileidInit

getNumFileId

getMaxNfileId

getRecord

getWBytes

getWMbytes

getWCount

getWCountFill

getRCount

getSCount

getRegionWait

getRegionNowait

getCurFile

getCurOffset

getDiskFile

getDiskOffset

getMaxCommitperflush

getMinCommitperflush

getRegSize

toString