# How to create a virutalization based on filter **URL:** \ **Category:** Kibana\ **Created:** [October 28, 2015, 1:19pm UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150 "2015-10-28T13:19:52Z")\ **Posts on this page:** 11\ **Page:** 1
**Author:** ![SureshSala](https://avatars.discourse-cdn.com/v4/letter/s/ce7236/32.png) [@SureshSala](https://discuss.elastic.co/u/SureshSala)\ **Post date:** [October 28, 2015, 1:19pm UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/1 "2015-10-28T13:19:52Z")
I have add hostname in all the logs, I want create a dashboard which shows No.of logs per hostname. ---
**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\ **Post date:** [October 28, 2015, 11:57pm UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/2 "2015-10-28T23:57:58Z")
Do you want a metric, or something else? ---
**Author:** ![SureshSala](https://avatars.discourse-cdn.com/v4/letter/s/ce7236/32.png) [@SureshSala](https://discuss.elastic.co/u/SureshSala)\ **Post date:** [October 29, 2015, 6:05am UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/3 "2015-10-29T06:05:55Z")
I have metric, i want to create a dashboard. For Eg\> api\_call:LIST cust\_id:1234567A message: This is my message hostname:ip-1-2-1-1 api\_call:LIST cust\_id:1234567A message: This is my message hostname:ip-1-2-1-2 api\_call:LIST cust\_id:1234567A message: This is my message hostname:ip-1-2-1-3 api\_call:LIST cust\_id:1234567A message: This is my message hostname:ip-1-2-1-4 I want to create dashboard based on "hostname" ---
**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\ **Post date:** [October 29, 2015, 6:22am UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/4 "2015-10-29T06:22:39Z")
Right, but what sort of visualisation do you want to create? A metric, a bar graph, a line chart, a pie chart, something else? ---
**Author:** ![SureshSala](https://avatars.discourse-cdn.com/v4/letter/s/ce7236/32.png) [@SureshSala](https://discuss.elastic.co/u/SureshSala)\ **Post date:** [October 29, 2015, 6:52am UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/5 "2015-10-29T06:52:09Z")
Pie chart would do the job ---
**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\ **Post date:** [October 30, 2015, 4:47am UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/6 "2015-10-30T04:47:00Z")
Just create a pie chart and then use a terms agg on the hostname field, easy! 🙂 ---
**Author:** ![SureshSala](https://avatars.discourse-cdn.com/v4/letter/s/ce7236/32.png) [@SureshSala](https://discuss.elastic.co/u/SureshSala)\ **Post date:** [October 30, 2015, 11:46am UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/7 "2015-10-30T11:46:28Z")
The add a field is not present in the drop down list. Click \>\> Visualize \>\> pie Chart \>\> new search \>\> split slices \>\> drop down list aggregation \>\> significant Terms \>\> Field \>\> There is no new filed How can get the few filed populated in the drop down list?? Should I restart Kibana? ---
**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\ **Post date:** [October 31, 2015, 1:18am UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/8 "2015-10-31T01:18:12Z")
Is there a suitable field in your mappings? Have you refreshed the index in KB? ---
**Author:** ![SureshSala](https://avatars.discourse-cdn.com/v4/letter/s/ce7236/32.png) [@SureshSala](https://discuss.elastic.co/u/SureshSala)\ **Post date:** [October 31, 2015, 4:41am UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/9 "2015-10-31T04:41:28Z")
How to refresh index ? Pls guide ---
**Author:** ![renevdm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/renevdm/32/5730_2.png) [@renevdm](https://discuss.elastic.co/u/renevdm)\ **Post date:** [October 31, 2015, 11:34am UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/10 "2015-10-31T11:34:06Z")
Settings -\> Indices -\> click your index on the left -\> click the orange refresh button. ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [July 6, 2017, 2:10pm UTC](https://discuss.elastic.co/t/how-to-create-a-virutalization-based-on-filter/33150/11 "2017-07-06T14:10:15Z")