Add multi journal configuration for segmented journal
[controller.git] / opendaylight / md-sal / sal-clustering-config / src / main / resources / initial / factory-akka.conf
index dbb5dc7..3296e05 100644 (file)
@@ -126,7 +126,7 @@ odl-cluster-data {
       journal {
         # The following activates the default segmented file journal. Each persistent actor
         # is stored in a separate directory, with multiple segment files. Segments are removed
-        # when they are not longer required.
+        # when they are no longer required.
         #
         plugin = akka.persistence.journal.segmented-file
 
@@ -144,6 +144,24 @@ odl-cluster-data {
         }
       }
 
+      # Journal configuration for shards that have persistence turned off. They still need to have a journal plugin
+      # configured, since they still need to store things in the journal occasionally, but having larger segment sizes
+      # would be wastefull.
+      non-persistent {
+        journal {
+          class = "org.opendaylight.controller.akka.segjournal.SegmentedFileJournal"
+          # Root directory for segmented journal storage
+          root-directory = "segmented-journal"
+          # Maximum size of a single entry in the segmented journal
+          max-entry-size = 512K
+          # Maximum size of a segment
+          max-segment-size = 1M
+          # Map each segment into memory. Note that while this can improve performance,
+          # it will also place additional burden on system resources.
+          memory-mapped = false
+        }
+      }
+
       snapshot-store.local.class = "org.opendaylight.controller.cluster.persistence.LocalSnapshotStore"
       snapshot-store.plugin = akka.persistence.snapshot-store.local
     }

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