On Wed, Jul 13, 2016 at 11:23 AM, tracel <[email protected]> wrote:
> thanks dsetrakyan,
>
> Why use System.out.println()?
>
I want to make sure that there is no overhead associated with log.info().
Can you check?
> I have added the System.out.println(), and keep the log.info() just for
> comparison:
>
> log.info("### Before get()");
> System.out.println("##~ Before get()");
> Vendor vendor = cache.get(vendorCode);
> System.out.println("##~ After get()");
> log.info("### After get()");
>
>
>
> The System.out was captured by log4j like this so they also marked as
> [INFO]
> log4j.appender.stdout.Threshold=INFO
> log4j.appender.stdout.Target=System.out
>
>
>
> Here's the log output:
>
> 16:17:06,861 [ INFO] CacheService:150 - ### Before get()
> 16:17:06,862 [ INFO] CacheService:62 - ##~ Before get()
> 16:17:11,921 [ INFO] CacheService:62 - ##~ After get()
> 16:17:11,921 [ INFO] CacheService:156 - ### After get()
> 16:17:11,922 [ INFO] CacheService:150 - ### Before get()
> 16:17:11,922 [ INFO] CacheService:62 - ##~ Before get()
> 16:17:11,933 [ INFO] CacheService:62 - ##~ After get()
> 16:17:11,934 [ INFO] CacheService:156 - ### After get()
> 16:17:11,934 [ INFO] CacheService:150 - ### Before get()
> 16:17:11,935 [ INFO] CacheService:62 - ##~ Before get()
> 16:17:11,940 [ INFO] CacheService:62 - ##~ After get()
> 16:17:11,941 [ INFO] CacheService:156 - ### After get()
> 16:17:11,941 [ INFO] CacheService:150 - ### Before get()
> 16:17:11,941 [ INFO] CacheService:62 - ##~ Before get()
> 16:17:11,956 [ INFO] CacheService:62 - ##~ After get()
> 16:17:11,956 [ INFO] CacheService:156 - ### After get()
> 16:17:11,957 [ INFO] CacheService:150 - ### Before get()
> 16:17:11,957 [ INFO] CacheService:62 - ##~ Before get()
> 16:17:11,965 [ INFO] CacheService:62 - ##~ After get()
> 16:17:11,965 [ INFO] CacheService:156 - ### After get()
> 16:17:11,965 [ INFO] CacheService:150 - ### Before get()
> 16:17:11,966 [ INFO] CacheService:62 - ##~ Before get()
> 16:17:11,969 [ INFO] CacheService:62 - ##~ After get()
> 16:17:11,969 [ INFO] CacheService:156 - ### After get()
> 16:17:11,970 [ INFO] CacheService:150 - ### Before get()
> 16:17:11,970 [ INFO] CacheService:62 - ##~ Before get()
> 16:17:11,975 [ INFO] CacheService:62 - ##~ After get()
> 16:17:11,976 [ INFO] CacheService:156 - ### After get()
>
>
>
>
> --
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