LOB Activity is only available for OpenEdge version 12 and later.
LOB Activity (l)
This screen shows LOB activity in the database.
| Metric | Alertable Metric* | Description |
| LOB# | LOBNum | Unique LOB ID |
| Area# | LOBAreaNum | Database area containing the LOB |
| BX | LOBPool | Shows whether cached LOB blocks are found in the primary buffer pool (B1) or alternate buffer pool (B2) |
| LOB Name | LOBName | Name of the LOB |
| #Recs | LOBRecs | Number of records containing the LOB field |
| Min Sz | LOBMinRow | Minimum size of the LOB |
| Max Sz | LOBMaxRow | Maximum size of the LOB |
| Avg Sz | LOBAvgRow | Average size of the LOB |
| Create | LOBCr | Number of LOBs created |
| Read | LOBRd | Number of LOB reads |
| Update | LOBUp | Number of LOB updates |
| Delete | LOBDl | Number of LOBs deleted |
| OS Read | LOBOSRd | Number of operating system reads |
*Requires data collector "LOBActivity" in pt3agent.cfg. With the commercial version of ProTop, you can configure alerts using the metric names in this column. For a full list of metrics, see the Alertable Metrics section.