文件被另一个进程Cassandra使用

System.Diagnostics.Process .我正在使用该进程调用cqlsh批处理脚本以运行此命令: cqlsh -f file.cql host

我有一个例外:

ERROR [NonPeriodicTasks:1] 2017-06-16 12:50:38,461 CassandraDaemon.java (line 199) Exception in thread Thread[NonPeriodicTasks:1,5,main]
FSWriteError in ...\system\schema_columnfamilies\system-schema_columnfamilies-jb-42-Index.db
    at org.apache.cassandra.io.util.FileUtils.deleteWithConfirm(FileUtils.java:122)
    at org.apache.cassandra.io.util.FileUtils.deleteWithConfirm(FileUtils.java:108)
    at org.apache.cassandra.io.sstable.SSTable.delete(SSTable.java:145)
    at org.apache.cassandra.io.sstable.SSTableDeletingTask.run(SSTableDeletingTask.java:86)
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
    at java.util.concurrent.FutureTask.run(Unknown Source)
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(Unknown Source)
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)
Caused by: java.nio.file.FileSystemException: ...\system\schema_columnfamilies\system-schema_columnfamilies-jb-42-Index.db: The process cannot access the file because it is being used by another process.

    at sun.nio.fs.WindowsException.translateToIOException(Unknown Source)
    at sun.nio.fs.WindowsException.rethrowAsIOException(Unknown Source)
    at sun.nio.fs.WindowsException.rethrowAsIOException(Unknown Source)
    at sun.nio.fs.WindowsFileSystemProvider.implDelete(Unknown Source)
    at sun.nio.fs.AbstractFileSystemProvider.delete(Unknown Source)
    at java.nio.file.Files.delete(Unknown Source)
    at org.apache.cassandra.io.util.FileUtils.deleteWithConfirm(FileUtils.java:118)
    ... 10 more