When i check logfile and found process cannot access the file because it is being.Is there any solution for this?

[ravivasant]

WARN FilesystemChangeWatcher - error getting attributes of path "C:\pagefile.sys": The process cannot access the file because it is being used by another process.

[s2_splunk]

What do you expect to do with pagefile.sys in Splunk? That's the OS swap file, probably locked exclusively and hence not accessible by any other process. Plus, it is a binary file and thus not really suitable for ingestion into Splunk.