Winlogbeat timestamp format

[Dv_Thiyanesh]

when i get log from machine using Winlogbeat it shows
@timestamp as like this:
in kibana it shows like this
in table format it shows as |@timestamp ||
|---|---|
||March 18th 2019, 12:30:04.874|
and same date and time is shown json like this

"@timestamp": "2019-03-18T07:00:04.874Z"

How to change it to human readable form to access data using date range or In which format it get converted?

[adrisr (Adrian Serrano)]

Hi,

By default, Kibana is converting the timestamp to the timezone used by your Web Browser. You can change the timestamp format in Kibana's Advanced Settings page.

[Dv_Thiyanesh]

But I am using Java High level rest client to fetch data from elasticsearch In that i am using @timestamp in range query to fetch for that How i need to change the format??
Any idea??

[adrisr (Adrian Serrano)]

Have a look at the documentation for the range query:

https://www.elastic.co/guide/en/elasticsearch/reference/6.6/query-dsl-range-query.html

You can specify the date format using the format parameter.

I'm not familiar with the high level API, it is possible that you need to use one of the methods of the java.time package to convert the date to the format expected by Elasticsearch.

What is the error that you are getting?

[Dv_Thiyanesh]

I using java High level client Api
In that i using range query method to fetch date range data in that i need to normal machine time as input and it need to convert it to json date to fetch data for that what i need to do?

   	 searchRequest.indices("winlogbeat-6.5.3-2019.03.18");
   	 SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder(); 
   	 searchSourceBuilder.query(QueryBuilders.rangeQuery("@timestamp").from("2019-03-18T07:00:04.874Z").to("2019-03-18T09:52:04.641Z")); 
   	 searchRequest.source(searchSourceBuilder); 
   	 SearchResponse response = client.search(searchRequest, RequestOptions.DEFAULT);```

[adrisr (Adrian Serrano)]

I'm having a hard time understanding the problem that you are facing.

I suggest that you move this question to the Elasticsearch forum, as this clearly not a Winlogbeat related problem, but an API Client question.

[Dv_Thiyanesh]

okay....In which format the logs created dates are storing in winlogbeat @timestamp?
in kibana when one of log says in table form it shows my normal time format

@timestamp
	March 18th 2019, 12:30:04

but in json @timestamp field it show's same log record time as like this
"@timestamp": "2019-03-18T07:00:04.874Z",
How it gets converted can't understand?

[adrisr (Adrian Serrano)]

As I told you in my first answer, Kibana is converting time automatically to whatever timezone and locale is setup in your web browser.

If you want to do that, using Java, you need something like this:

import java.time.*
import java.time.format.*
import java.util.*
[...]
 String timestamp = "2019-03-18T07:00:04.874Z";
 Instant instant = Instant.parse(timestamp);
 DateTimeFormatter formatter = DateTimeFormatter.ofLocalizedDateTime( FormatStyle.MEDIUM )
                     .withLocale( Locale.getDefault() )
                     .withZone( ZoneId.systemDefault() );
System.out.println(formatter.format(instant));
>>> prints "Mar 18, 2019 7:00:04 AM"

Using Locale.getDefault() it will print the timestamp in your favourite format depending on your computer settings.

[Dv_Thiyanesh]

okay..But it just prints the same timestamp format date into human readable date format
but timestamp date is (UTC) format it needs to gets converted to IST format it's local format for that what i need to do?