org.apache.ignite

Interface DataStorageMetrics

All Known Subinterfaces:

DataStorageMetricsMXBean

Deprecated.

Use GridMetricManager instead.

@Deprecated
public interface DataStorageMetrics

Data storage metrics are used to obtain statistics on persistent store and whole data storage.

Method Summary

Modifier and Type	Method and Description
long	getCheckpointBufferSize() Deprecated. Checkpoint buffer size in bytes.
long	getCheckpointTotalTime() Deprecated. Total checkpoint time from last restart.
long	getDirtyPages() Deprecated. Total dirty pages for the next checkpoint.
long	getLastCheckpointCopiedOnWritePagesNumber() Deprecated. Gets the number of pages copied to a temporary checkpoint buffer during the last checkpoint.
long	getLastCheckpointDataPagesNumber() Deprecated. Gets the number of data pages written during the last checkpoint.
long	getLastCheckpointDuration() Deprecated. Gets the duration of the last checkpoint in milliseconds.
long	getLastCheckpointFsyncDuration() Deprecated. Gets the duration of the sync phase of the last checkpoint in milliseconds.
long	getLastCheckpointLockWaitDuration() Deprecated. Gets the duration of last checkpoint lock wait in milliseconds.
long	getLastCheckpointMarkDuration() Deprecated. Gets the duration of last checkpoint mark phase in milliseconds.
long	getLastCheckpointPagesWriteDuration() Deprecated. Gets the duration of last checkpoint pages write phase in milliseconds.
long	getLastCheckpointStarted() Deprecated. Returns time when the last checkpoint was started.
long	getLastCheckpointTotalPagesNumber() Deprecated. Gets the total number of pages written during the last checkpoint.
long	getOffHeapSize() Deprecated. Total offheap size in bytes.
long	getOffheapUsedSize() Deprecated. Total used offheap size in bytes.
long	getPagesRead() Deprecated. The number of read pages from last restart.
long	getPagesReplaced() Deprecated. The number of replaced pages from last restart.
long	getPagesWritten() Deprecated. The number of written pages from last restart.
long	getSparseStorageSize() Deprecated. Storage space allocated adjusted for possible sparsity in bytes.
long	getStorageSize() Deprecated. Storage space allocated in bytes.
long	getTotalAllocatedSize() Deprecated. Total size of memory allocated in bytes.
long	getUsedCheckpointBufferPages() Deprecated. Gets used checkpoint buffer size in pages.
long	getUsedCheckpointBufferSize() Deprecated. Gets used checkpoint buffer size in bytes.
int	getWalArchiveSegments() Deprecated. Gets the current number of WAL segments in the WAL archive.
long	getWalBuffPollSpinsRate() Deprecated. Returns WAL buffer poll spins number over the last time interval.
long	getWalCompressedBytes() Deprecated. Getting the total size of the compressed segments in bytes.
float	getWalFsyncTimeAverage() Deprecated. Gets the average WAL fsync duration in microseconds over the last time interval.
long	getWalLastRollOverTime() Deprecated. Time of the last WAL segment rollover.
float	getWalLoggingRate() Deprecated. Gets the average number of WAL records per second written during the last time interval.
long	getWalTotalSize() Deprecated. Total size in bytes for storage wal files.
float	getWalWritingRate() Deprecated. Gets the average number of bytes per second written during the last time interval.
long	getWalWrittenBytes() Deprecated. Getting the total number of logged bytes into the WAL.

Method Detail

getWalLoggingRate

float getWalLoggingRate()

Deprecated.

Gets the average number of WAL records per second written during the last time interval.

The length of time interval is configured via DataStorageConfiguration.setMetricsRateTimeInterval(long) configuration property. The number of subintervals is configured via DataStorageConfiguration.setMetricsSubIntervalCount(int) configuration property.

getWalWritingRate

float getWalWritingRate()

Deprecated.

Gets the average number of bytes per second written during the last time interval. The length of time interval is configured via DataStorageConfiguration.setMetricsRateTimeInterval(long) configuration property. The number of subintervals is configured via DataStorageConfiguration.setMetricsSubIntervalCount(int) configuration property.

getWalArchiveSegments

int getWalArchiveSegments()

Deprecated.

Gets the current number of WAL segments in the WAL archive.

getWalFsyncTimeAverage

float getWalFsyncTimeAverage()

Deprecated.

Gets the average WAL fsync duration in microseconds over the last time interval.

The length of time interval is configured via DataStorageConfiguration.setMetricsRateTimeInterval(long) configuration property. The number of subintervals is configured via DataStorageConfiguration.setMetricsSubIntervalCount(int) configuration property.

getWalBuffPollSpinsRate

long getWalBuffPollSpinsRate()

Deprecated.

Returns WAL buffer poll spins number over the last time interval.

The length of time interval is configured via DataStorageConfiguration.setMetricsRateTimeInterval(long) configuration property. The number of subintervals is configured via DataStorageConfiguration.setMetricsSubIntervalCount(int) configuration property.

getWalTotalSize

long getWalTotalSize()

Deprecated.

Total size in bytes for storage wal files.

Returns:

Total size in bytes for storage wal files.

getWalLastRollOverTime

long getWalLastRollOverTime()

Deprecated.

Time of the last WAL segment rollover.

Returns:

Time of the last WAL segment rollover.

getCheckpointTotalTime

long getCheckpointTotalTime()

Deprecated.

Total checkpoint time from last restart.

Returns:

Total checkpoint time from last restart.

getLastCheckpointDuration

long getLastCheckpointDuration()

Deprecated.

Gets the duration of the last checkpoint in milliseconds.

Returns:

Total checkpoint duration in milliseconds.

getLastCheckpointStarted

long getLastCheckpointStarted()

Deprecated.

Returns time when the last checkpoint was started.

Returns:

Time when the last checkpoint was started.

getLastCheckpointLockWaitDuration

long getLastCheckpointLockWaitDuration()

Deprecated.

Gets the duration of last checkpoint lock wait in milliseconds.

Returns:

Checkpoint lock wait time in milliseconds.

getLastCheckpointMarkDuration

long getLastCheckpointMarkDuration()

Deprecated.

Gets the duration of last checkpoint mark phase in milliseconds.

Returns:

Checkpoint mark duration in milliseconds.

getLastCheckpointPagesWriteDuration

long getLastCheckpointPagesWriteDuration()

Deprecated.

Gets the duration of last checkpoint pages write phase in milliseconds.

Returns:

Checkpoint pages write phase in milliseconds.

getLastCheckpointFsyncDuration

long getLastCheckpointFsyncDuration()

Deprecated.

Gets the duration of the sync phase of the last checkpoint in milliseconds.

Returns:

Checkpoint fsync time in milliseconds.

getLastCheckpointTotalPagesNumber

long getLastCheckpointTotalPagesNumber()

Deprecated.

Gets the total number of pages written during the last checkpoint.

Returns:

Total number of pages written during the last checkpoint.

getLastCheckpointDataPagesNumber

long getLastCheckpointDataPagesNumber()

Deprecated.

Gets the number of data pages written during the last checkpoint.

Returns:

Total number of data pages written during the last checkpoint.

getLastCheckpointCopiedOnWritePagesNumber

long getLastCheckpointCopiedOnWritePagesNumber()

Deprecated.

Gets the number of pages copied to a temporary checkpoint buffer during the last checkpoint.

Returns:

Total number of pages copied to a temporary checkpoint buffer during the last checkpoint.

getDirtyPages

long getDirtyPages()

Deprecated.

Total dirty pages for the next checkpoint.

Returns:

Total dirty pages for the next checkpoint.

getPagesRead

long getPagesRead()

Deprecated.

The number of read pages from last restart.

Returns:

The number of read pages from last restart.

getPagesWritten

long getPagesWritten()

Deprecated.

The number of written pages from last restart.

Returns:

The number of written pages from last restart.

getPagesReplaced

long getPagesReplaced()

Deprecated.

The number of replaced pages from last restart.

Returns:

The number of replaced pages from last restart.

getOffHeapSize

long getOffHeapSize()

Deprecated.

Total offheap size in bytes.

Returns:

Total offheap size in bytes.

getOffheapUsedSize

long getOffheapUsedSize()

Deprecated.

Total used offheap size in bytes.

Returns:

Total used offheap size in bytes.

getTotalAllocatedSize

long getTotalAllocatedSize()

Deprecated.

Total size of memory allocated in bytes.

Returns:

Total size of memory allocated in bytes.

getUsedCheckpointBufferPages

long getUsedCheckpointBufferPages()

Deprecated.

Gets used checkpoint buffer size in pages.

Returns:

Checkpoint buffer size in pages.

getUsedCheckpointBufferSize

long getUsedCheckpointBufferSize()

Deprecated.

Gets used checkpoint buffer size in bytes.

Returns:

Checkpoint buffer size in bytes.

getCheckpointBufferSize

long getCheckpointBufferSize()

Deprecated.

Checkpoint buffer size in bytes.

Returns:

Checkpoint buffer size in bytes.

getStorageSize

long getStorageSize()

Deprecated.

Storage space allocated in bytes.

Returns:

Storage space allocated in bytes.

getSparseStorageSize

long getSparseStorageSize()

Deprecated.

Storage space allocated adjusted for possible sparsity in bytes. May produce unstable or even incorrect result on some file systems (e.g. XFS). Known to work correctly on Ext4 and Btrfs.

Returns:

Storage space allocated adjusted for possible sparsity in bytes or negative value is not supported.

getWalWrittenBytes

long getWalWrittenBytes()

Deprecated.

Getting the total number of logged bytes into the WAL.

Returns:

Number of bytes.

getWalCompressedBytes

long getWalCompressedBytes()

Deprecated.

Getting the total size of the compressed segments in bytes.

Returns:

Number of bytes.