com.sleepycat.db
Class ReplicationStats

java.lang.Object
  com.sleepycat.db.ReplicationStats

public class ReplicationStats
extends Object

Replication statistics for a database environment.

Method Summary

int	getBulkFills() The number of times the bulk buffer filled up, forcing the buffer content to be sent.
int	getBulkOverflows() The number of times a record was bigger than the entire bulk buffer, and therefore had to be sent as a singleton.
int	getBulkRecords() The number of records added to a bulk buffer.
int	getBulkTransfers() The number of bulk buffers transferred (via a call to the application's ReplicationTransport.send(com.sleepycat.db.Environment, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.LogSequenceNumber, int, boolean, boolean, boolean, boolean) method).
int	getClientRerequests() The number of times this client site received a "re-request" message, indicating that a request it previously sent to another client could not be serviced by that client.
int	getClientSvcMiss() The number of "request" type messages received by this client that could not be processed, forcing the originating requestor to try sending the request to the master (or another client).
int	getClientSvcReq() The number of "request" type messages received by this client.
int	getDupmasters() The number of duplicate master conditions detected.
int	getEgen() The current election generation number.
int	getElectionCurWinner() The election winner.
int	getElectionGen() The election generation number.
LogSequenceNumber	getElectionLsn() The maximum LSN of election winner.
int	getElectionNumSites() The number sites expected to participate in elections.
int	getElectionNumVotes() The number of votes required to complete the election.
int	getElectionPriority() The election priority.
int	getElections() The number of elections held.
int	getElectionSec() The number of seconds the last election took (the total election time is this plus getElectionUsec()).
int	getElectionStatus() The current election phase (0 if no election is in progress).
int	getElectionsWon() The number of elections won.
int	getElectionTiebreaker() The election tiebreaker value.
int	getElectionUsec() The number of microseconds the last election took (the total election time is this plus getElectionSec()).
int	getElectionVotes() The votes received this election round.
int	getEnvId() The current environment ID.
int	getEnvPriority() The current environment priority.
int	getGen() The current generation number.
int	getLogDuplicated() The number of duplicate log records received.
int	getLogQueued() The number of log records currently queued.
int	getLogQueuedMax() The maximum number of log records ever queued at once.
int	getLogQueuedTotal() The total number of log records queued.
int	getLogRecords() The number of log records received and appended to the log.
int	getLogRequested() The number of log records missed and requested.
int	getMaster() The current master environment ID.
int	getMasterChanges() The number of times the master has changed.
int	getMsgsBadgen() The number of messages received with a bad generation number.
int	getMsgsProcessed() The number of messages received and processed.
int	getMsgsRecover() The number of messages ignored due to pending recovery.
int	getMsgsSendFailures() The number of failed message sends.
int	getMsgsSent() The number of messages sent.
int	getNewsites() The number of new site messages received.
LogSequenceNumber	getNextLsn() In replication environments configured as masters, the next LSN expected.
int	getNextPages() The next page number we expect to receive.
int	getNumSites() The number of sites believed to be in the replication group.
int	getNumThrottles() Transmission limited.
int	getOutdated() The number of outdated conditions detected.
int	getPagesDuplicated() The number of duplicate pages received.
int	getPagesRecords() The number of pages received and stored.
int	getPagesRequested() The number of pages missed and requested from the master.
int	getStartupComplete() The client site has completed its startup procedures and is now handling live records from the master.
int	getStatus() The current replication mode.
int	getTxnsApplied() The number of transactions applied.
LogSequenceNumber	getWaitingLsn() The LSN of the first log record we have after missing log records being waited for, or 0 if no log records are currently missing.
int	getWaitingPages() The page number of the first page we have after missing pages being waited for, or 0 if no pages are currently missing.
String	toString() For convenience, the ReplicationStats 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

getStatus

public int getStatus()

The current replication mode. Set to DB_REP_MASTER if the environment is a replication master, DB_REP_CLIENT if the environment is a replication client, or 0 if replication is not configured.

getNextLsn

public LogSequenceNumber getNextLsn()

In replication environments configured as masters, the next LSN expected. In replication environments configured as clients, the next LSN to be used.

getWaitingLsn

public LogSequenceNumber getWaitingLsn()

The LSN of the first log record we have after missing log records being waited for, or 0 if no log records are currently missing.

getNextPages

public int getNextPages()

The next page number we expect to receive.

getWaitingPages

public int getWaitingPages()

The page number of the first page we have after missing pages being waited for, or 0 if no pages are currently missing.

getDupmasters

public int getDupmasters()

The number of duplicate master conditions detected.

getEnvId

public int getEnvId()

The current environment ID.

getEnvPriority

public int getEnvPriority()

The current environment priority.

getBulkFills

public int getBulkFills()

The number of times the bulk buffer filled up, forcing the buffer content to be sent.

getBulkOverflows

public int getBulkOverflows()

The number of times a record was bigger than the entire bulk buffer, and therefore had to be sent as a singleton.

getBulkRecords

public int getBulkRecords()

The number of records added to a bulk buffer.

getBulkTransfers

public int getBulkTransfers()

The number of bulk buffers transferred (via a call to the application's ReplicationTransport.send(com.sleepycat.db.Environment, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.LogSequenceNumber, int, boolean, boolean, boolean, boolean) method).

getClientRerequests

public int getClientRerequests()

The number of times this client site received a "re-request" message, indicating that a request it previously sent to another client could not be serviced by that client. (Compare to getClientSvcMiss().)

getClientSvcReq

public int getClientSvcReq()

The number of "request" type messages received by this client. ("Request" messages are usually sent from a client to the master, but a message marked with anywhere = true in the invocation of the application's ReplicationTransport.send(com.sleepycat.db.Environment, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.DatabaseEntry, com.sleepycat.db.LogSequenceNumber, int, boolean, boolean, boolean, boolean) method may be sent to another client instead.)

getClientSvcMiss

public int getClientSvcMiss()

The number of "request" type messages received by this client that could not be processed, forcing the originating requestor to try sending the request to the master (or another client).

getGen

public int getGen()

The current generation number.

getEgen

public int getEgen()

The current election generation number.

getLogDuplicated

public int getLogDuplicated()

The number of duplicate log records received.

getLogQueued

public int getLogQueued()

The number of log records currently queued.

getLogQueuedMax

public int getLogQueuedMax()

The maximum number of log records ever queued at once.

getLogQueuedTotal

public int getLogQueuedTotal()

The total number of log records queued.

getLogRecords

public int getLogRecords()

The number of log records received and appended to the log.

getLogRequested

public int getLogRequested()

The number of log records missed and requested.

getMaster

public int getMaster()

The current master environment ID.

getMasterChanges

public int getMasterChanges()

The number of times the master has changed.

getMsgsBadgen

public int getMsgsBadgen()

The number of messages received with a bad generation number.

getMsgsProcessed

public int getMsgsProcessed()

The number of messages received and processed.

getMsgsRecover

public int getMsgsRecover()

The number of messages ignored due to pending recovery.

getMsgsSendFailures

public int getMsgsSendFailures()

The number of failed message sends.

getMsgsSent

public int getMsgsSent()

The number of messages sent.

getNewsites

public int getNewsites()

The number of new site messages received.

getNumSites

public int getNumSites()

The number of sites believed to be in the replication group.

getNumThrottles

public int getNumThrottles()

Transmission limited. This indicates the number of times data transmission was stopped to limit the amount of data sent in response to a single call to Environment.processReplicationMessage.

getOutdated

public int getOutdated()

The number of outdated conditions detected.

getPagesDuplicated

public int getPagesDuplicated()

The number of duplicate pages received.

getPagesRecords

public int getPagesRecords()

The number of pages received and stored.

getPagesRequested

public int getPagesRequested()

The number of pages missed and requested from the master.

getStartupComplete

public int getStartupComplete()

The client site has completed its startup procedures and is now handling live records from the master.

getTxnsApplied

public int getTxnsApplied()

The number of transactions applied.

getElections

public int getElections()

The number of elections held.

getElectionsWon

public int getElectionsWon()

The number of elections won.

getElectionCurWinner

public int getElectionCurWinner()

The election winner.

getElectionGen

public int getElectionGen()

The election generation number.

getElectionLsn

public LogSequenceNumber getElectionLsn()

The maximum LSN of election winner.

getElectionNumSites

public int getElectionNumSites()

The number sites expected to participate in elections.

getElectionNumVotes

public int getElectionNumVotes()

The number of votes required to complete the election.

getElectionPriority

public int getElectionPriority()

The election priority.

getElectionStatus

public int getElectionStatus()

The current election phase (0 if no election is in progress).

getElectionTiebreaker

public int getElectionTiebreaker()

The election tiebreaker value.

getElectionVotes

public int getElectionVotes()

The votes received this election round.

getElectionSec

public int getElectionSec()

The number of seconds the last election took (the total election time is this plus getElectionUsec()).

getElectionUsec

public int getElectionUsec()

The number of microseconds the last election took (the total election time is this plus getElectionSec()).

toString

public String toString()

For convenience, the ReplicationStats class has a toString method that lists all the data fields.

Overrides:

toString in class Object