Name | Key | Description | Version | Granularity | Type | Level |
Number of message buffer reallocations | DCSStats.numOfReallocs | Number of message buffer reallocations due to inadequate buffer size. If this number is larger than 20 percent of the number of sent messages, you may want to contact IBM Support | 6.0 and above | Per DCS stack | CountStatistic | Medium |
Outgoing message size | DCSStats.outgoingMessageSize | Minimal, maximal, and average size (in bytes) of the messages that were sent through the DCS stack | 6.0 and above | Per DCS stack | AverageStatistic | High |
Number of sent messages | DCSStats.outgoingMessageCounter | Number of messages sent through the DCS stack | 6.0 and above | Per DCS stack | CountStatistic | High |
Incoming message size | DCSStats.incomingMessageSize | Minimal, maximal and average size (in bytes) of the messages that were received by the DCS stack | 6.0 and above | Per DCS stack | AverageStatistic | High |
Number of received messages | DCSStats.incomingMessageCounter | Number of messages received by the DCS stack | 6.0 and above | Per DCS stack | CountStatistic | High |
Amount of time needed for the synchronization procedure to complete | DCSStats.vsCompleteCurrentTime | Amount of time needed to guarantee that all view members are synchronized. | 6.0 and above | Per DCS stack | TimeStatistic | High |
Number of times that the synchronization procedure timed out | DCSStats.vsTimetoutExpiredCounter | Number of times that the synchronization procedure timed out. | 6.0 and above | Per DCS stack | CountStatistic | Medium |
Number of times that a high severity congestion event for outgoing messages was raised | DCSStats.transmitterCongestedCounter | Number of times that a high severity congestion event for outgoing messages was raised. | 6.0 and above | Per DCS stack | CountStatistic | Medium |
Coalesce Time | DCSStats.coalesceTime | Measures the amount of time it actually takes to coalesce a view. | 6.0 and above | Per DCS stack | TimeStatistic | Medium |
Join View Change Time | DCSStats.mergeTime | Measures the time to do a merge view change. The DCS stack is blocked during this time. | 6.0 and above | Per DCS stack | TimeStatistic | High |
Remove View Change Time | DCSStats.splitTime | Measures the time to do a split view change.The DCS stack is blocked during this time. | 6.0 and above | Per DCS stack | TimeStatistic | High |
Number of suspicions | DCSStats.suspectCounter | Measures the number of times that the local member suspected other members. | 6.0 and above | Per DCS stack | CountStatistic | High |
Number of view changes | DCSStats.viewCounter | Number of times that this member underwent view changes. | 6.0 and above | Per DCS stack | CountStatistic | Medium |
View group size | DCSStats.groupSize | Measures the size of the group the local member belongs to. | 6.0 and above | Per DCS stack | AverageStatistic | Medium |
Related reference
PMI data organization