Kaushal, On 08/07/10 11:26, Kaushal Shriyan wrote: > Is there a way to run log4j appender at a specified time? I am not sure what you mean. Do you want to specify when the file rolls over? The data pattern can take 'yyyy-MM-dd-HH' or 'yyyy-MM-dd-HH-mm' format to roll over hourly or minutely. See the log4j's apidoc for more details.