Windows – Continuous Disk Write + WebCacheV01.dat + V01.log – Issue

DRANK

Do you have the issue where your Windows system seems to be continuously writing something to disk? You may also have an associated symptom of your C: drive filling up rather quickly and programs becoming progressively slower until the entire system freezes up. If so, read on…Major SymptomsSystem’s hard disk write is ON continuously, even if you are not actively running any programs or downloading anything.If you open Task Manager > Resource Monitor, you will see a high number of writes to one or both files called “WebCacheV01.dat” and “V01.log”. Initially, these writes would be occurring from “dllhost.exe” or “taskhostex.exe” processes. If you end task them, the handle will switch to “explorer.exe” and on ending that task, to “system”. You cannot end-task “system” process, so the only way out is to reboot.If you go to “%USERPROFILE%\AppData\Local\Microsoft\Windows\WebCache” folder (Start > Run, paste in the above path), you will see these two files (webcachev01.dat …