帆软报表文件数据库迁移方案

mengbin

帆软报表使用了hsql文件数据库存储日志文件，在某些环境下会分配大对象，使得JVM频繁GC，从而导致CPU占用率很高。类似线程日志：
"Timer-31" id=262 idx=0x3fc tid=21468 prio=5 alive, native_blocked
    at jrockit/vm/Allocator.allocLargeObjectOrArray(JIZ)Ljava/lang/Object;(Native Method)
    at jrockit/vm/Allocator.allocObjectOrArray(Allocator.java:349)[optimized]
    at com/fr/third/org/hsqldb/lib/StringConverter.readUTF(StringConverter.java:405)[inlined]
    at com/fr/third/org/hsqldb/rowio/RowInputBinary.readString(RowInputBinary.java:110)[inlined]
    at com/fr/third/org/hsqldb/rowio/RowInputBinary.readChar(RowInputBinary.java:127)[optimized]
    at com/fr/third/org/hsqldb/rowio/RowInputBase.readData(RowInputBase.java:166)[optimized]
    at com/fr/third/org/hsqldb/CachedRow.<init>(CachedRow.java:187)[inlined]
    at com/fr/third/org/hsqldb/Table$RowStore.get(Table.java:3495)[optimized]
    at com/fr/third/org/hsqldb/persist/DataFileCache.get(DataFileCache.java:576)[optimized]


解决方案是替换文件数据库，可以参考以下方案：链接: https://pan.baidu.com/s/1bM9frtcpYBEEwsQVw91vrg 提取码: 9ycv