问当mesh不再启动时，我如何恢复数据库？

EN

SEVERE: $ANSI{green {db=storage}} Exception during index 'e.has_branch_inout' deletion
com.orientechnologies.orient.core.exception.OPageIsBrokenException: Following files and pages are detected to be broken ['e.has_field_container_branch_type_lang.hib' :86;], storage is switched to 'read only' mode. Any modification operations are prohibited. To restore database and make it fully operational you may export and import database to and from JSON.
DB name="storage"
        at com.orientechnologies.orient.core.storage.impl.local.OAbstractPaginatedStorage.checkLowDiskSpaceRequestsAndReadOnlyConditions(OAbstractPaginatedStorage.java:5143)
        at com.orientechnologies.orient.core.storage.impl.local.OAbstractPaginatedStorage.deleteIndexEngine(OAbstractPaginatedStorage.java:2113)
        at com.orientechnologies.orient.core.index.OIndexAbstract.create(OIndexAbstract.java:259)
        at com.orientechnologies.orient.core.index.OIndexMultiValues.create(OIndexMultiValues.java:258)
        at com.orientechnologies.orient.core.index.OIndexMultiValues.create(OIndexMultiValues.java:44)
        at com.orientechnologies.orient.core.index.OIndexManagerShared$RecreateIndexesTask.createAutomaticIndex(OIndexManagerShared.java:600)
        at com.orientechnologies.orient.core.index.OIndexManagerShared$RecreateIndexesTask.recreateIndex(OIndexManagerShared.java:586)
        at com.orientechnologies.orient.core.index.OIndexManagerShared$RecreateIndexesTask.recreateIndexes(OIndexManagerShared.java:534)
        at com.orientechnologies.orient.core.index.OIndexManagerShared$RecreateIndexesTask.run(OIndexManagerShared.java:515)
        at java.lang.Thread.run(Thread.java:745)