the chance to share your Splunk story in front of hundreds of Splunk enthusiasts! Giuseppe. All other brand If I expand all three fields they lose correlation so I get rows that are mixed-up. After that by the “mvexpand” we have made the “Command” field into a single-value field. I want to keep them together so the first row in "vivol" matches the first rows in "usage" and "limit". names, product names, or trademarks belong to their respective owners. | eval reading=mvzip(vivol, usage) // create multi-value field for reading | eval reading=mvzip(reading, limit) // add the third field At this point you'll have a multi-value field called reading. rex rtorder run savedsearch script scrub search searchtxn selfjoin ... You cannot merge multiple fields into one field. Using calculated fields to apply an alias field to multiple source fields. 0 Karma Reply. [https://regex101.com/r/qN6tG2/1] The Overflow Blog Episode 304: Our stack is HTML and CSS 0. Rex multiple strings from field query. | table fs, vivol, usage, limit. © 2005-2020 Splunk Inc. All rights reserved. I am trying to extract all IP addresses from _raw with a field name of rf_ip so that I can use this value to do a lookup for any IP in the logs that match, but I seem to have something configured incorrectly. Path Finder ‎07-28-2014 03:51 AM. It is a very useful SIEM (Security Information and Event Management) tool that can also be used to deconstruct a timeline of events, such as a breach in the network. Splunk, Splunk>, Turn Data Into Doing, Data-to-Everything, and D2E are trademarks or (channelRequestId)[^$])$//g", You can test it at https://regex101.com/r/BM6c6E/1 Here's an example of a field value (a list of four items): Here is another solution to this problem: Assuming that all the mv fields MUST have the same number of items... Hi DalJeanis, The third argument, Z, is optional and is used to specify a delimiting character to … Usage of Splunk Rex command is as follows : Rex command is used for field extraction in the search head. Use mvzip, makemv and then reset the fields based on index. Error extracting username when using the | rex field= statement. Submit your session proposal for .conf20 and don’t miss the chance to share your Splunk story in front of hundreds of Splunk enthusiasts! Thanks @sk314. I'm trying to extract a nino field from my raw data in Splunk which is in the following format "nino\":\"AB123456A\". Jump to solution. commented Aug 27, '19 by sjbriggs 20. | rex mode=sed field=parameterValue "s/^(.? Virtually all searches in Splunk uses fields. Bear in mind there are many "fs" events (about 100 of them). Splunk Rex Command is very useful to extract field from the RAW ( Unstructured logs ). names, product names, or trademarks belong to their respective owners. The specified field becomes a multivalue field that contains all of the single values from the combined events. source="/Znfs200g/Mainframe/splunk/volSpaceReport.txt" | rex max_match=0 "(? I've read quite a number of tutorials this morning, but I've still not been able to find the 'Rex' expression for this. Welcome to Splunk Answers! When I export this to Excel (using CSV) the multi-value fields are all within a single cell. Here's an example of a field value (a list of four items): "VOL_ABC,100,300", … "CN=aa,OU=bb,DC=cc,DC=dd,DC=ee" "CN=xx,OU=bb,DC=cc,DC=yy,DC=zz" "CN=ff,OU=gg,OU=hh,DC=ii,DC=jj" "... Stack Overflow. [A-Z0-9_]+) " edited Mar 25, '15 by anoopambli 264. Examples : How to search a pattern and sort by count. This command is also used for replace or substitute characters or digit in the fields by the sed expression. © 2005-2020 Splunk Inc. All rights reserved. 1. You cannot use the rename command to merge multiple fields into one field because null, or non-present, fields are brought along with the values. The fields in the above SPL are “index”, “sourcetype” and “action”. rex rtorder run savedsearch script scrub search searchtxn selfjoin ... Takes a group of events that are identical except for the specified field, which contains a single value, and combines those events into a single event. Just ran into a similar issue, glad I found your solution. Thank you, the second option works perfectly! fields command overview. your solution is ingenious. Very helpful, thanks. 1.5k. Thanks! This command is used to extract the fields using regular expression. 2. Bye. All other brand 1.9k. The values are “main”, “access_combined_wcookie” and “purchase” respectively. [0-9]+)[A-Za-z\s+()]+" Mark as New; Bookmark Message; Subscribe to Message; Mute Message; Subscribe to RSS Feed; Permalink; Print; Email to a Friend; Report … Next, do your extractions: Updated regex a bit to select the values as per the example: | rex field=line "quota list --verbose (? Search. I am writing this comment (and upvoting) AFTER searching for this answer and using it for the third time. Specify a list of fields to include in the search results; 2. Not what you were looking for? I ran into the same issue with two multi-valued fields, and arrived at a different solution - make a copy of the field to preserve the order for an mvfind, then use mvexpand, look up the value in the added field, lookup each field that was NOT expanded, then drop the added field. Sort by a field in the event output log; Print the output event log in reverse order (ascending order based on time) Print only the first 10 results from the eventlog; Return only the last 10 results from the eventlog; How to search a pattern on multiple splunk indexes in a single query ? Morning all, I hope this is an easy one where i am just missing some login somewhere. Let’s consider the following SPL. Quite ungrateful. I ended up with a completed search that did exactly what I wanted using the above stuff. Hi All, How to use . Extract multiple IP addresses from _raw and assign same field name. How to extract content from field using rex? how to use multiple fields in timechart command mvaradarajam. Tags (1) Tags: timechart. Also, a given field need not appear in all of your events. The rex command matches the value of the specified field against the unanchored regular expression and extracts the named groups into fields of the corresponding names. This is the related part of my log (I've bold the the associated values i would like to extract): parameterValue={"executingDetails":{"executingxxxNumber":xx,"executingxxxxNumber":xxx},"requestorData":{"requestorIDs":{"serviceProductID":9, A field can contain multiple values. maybe https://splunkbase.splunk.com/app/3936/ is of some use? 1. Create a single field with all the eventual fields you want, so you have a single MV, then use mvexpand to create the multiple entries, then do another parse on the (now single-) value to extract the three fields. rex Description. Answer. this worked for some JSON data I had where I needed to preserve relationships among elements of an array. By default, the internal fields _raw and _time are included in the output in Splunk Web. https://answers.splunk.com/answers/724138/. How to format the SPL as code? index="*"|timechart count by sourcetype,source. To be fair, this question was left unanswered for four years and 35 hours. See Create field aliases in Splunk Web for more information about the workflow for field alias creation with the Settings pages. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. | rex field=line max_match=1000 "ViVol: (?(?!user)[A-Za-z0-9_]+)\nUsage\s+:\s+(?[0-9.]+)[A-Za-z\s\n]+Limit\s+:\s+(? fields command examples. I want them on separate rows. 0. This is so great. Answers. 0. Back To Top. Votes. I want to create a new field named "RequestId" from the data after "channelRequestId:" field using regex. I have a field called errors that houses data that looks like this: Fieldname errors. Subscribe to RSS Feed; Mark Topic as New; Mark Topic as Read; Float this Topic for Current User; Bookmark Topic; Subscribe to Topic; Mute Topic ; Printer Friendly Page; Solved! This function takes two multivalue fields, X and Y, and combines them by stitching together the first value of X with the first value of field Y, then the second with the second, and so on. Questions in topic: multiple-fields ask a question Fields … Some improvements have been made to the docs since this answer, but this example is still better, IMO. Views. Additional internal fields are included in the output with the outputcsv command.. Syntax This solution worked better for me as I was using a stats list(x) list(y) and needed to keep the values correlated. This documentation applies to the following versions of Splunk ® Cloud Services: current Comments. index=main sourcetype=access_combined_wcookie action=purchase. By the “rex” command we have matched the multiple “|” in the same event and extracted the commands from each of the splunk queries in the “Command” field, which will be a multi-value field. I have a query that extracts useful info from a storage system report. I have some strings like below returned by my Splunk base search. Refine your search. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. :PRIVATE\s+)(?\d+)\s+(?\d+)" | eval my_zip=mvzip(vol,vol_pct) | mvexpand my_zip | makemv my_zip delim="," | eval vol=mvindex(my_zip,0) | eval vol_pct=mvindex(my_zip,1) | eventstats sum(vol) as vol_sum | eval weighted_vol_pct=(vol_pct*vol/vol_sum) | stats sum(weighted_vol_pct) as Average_HardDisk_Utilization. Browse other questions tagged splunk splunk-query splunk-calculation or ask your own question. First, mvzip the multi-values into a new field: At this point you'll have a multi-value field called reading. Votes. registered trademarks of Splunk Inc. in the United States and other countries. There is a single line at the start of the report with the filesystem which I extract as the "fs" field. Splunk Search: Extract a field using rex; Options. 0. Views. Then there are several volume descriptions containing separate lines for the volume, usage and limit. registered trademarks of Splunk Inc. in the United States and other countries. Specify a list of fields to remove from the search results; 3. Use this command to either extract fields using regular expression named groups, or replace or substitute characters in a field using sed expressions. Splunk is a VERY powerful, expensive tool that aggregates logs from multiple sources (such as systems, applications, network devices, and more) to allow you to search, monitor, and analyze a wealth of Big Data. How do I turn my three multi-value fields into tuples? Splunk, Splunk>, Turn Data Into Doing, Data-to-Everything, and D2E are trademarks or e.g. Keeps or removes fields from search results based on the field list criteria. Calculated fields provide a more versatile method for applying an alias field to multiple source fields. This query produces a single-value field for "fs" then three multi-value fields "vivol", "usage" and "limit". If I use mvexpand I get the unexpected behaviour that it will properly expand one field but leave the others unexpanded. "channelRequestId":"12345678-1234-xxxx-xxxx-abcdeffxxxx","variousChannelTypeCode":9},"requestData":{"referenceNumber":000000,"customerRequestTimestamp":"2017-07-24 14:37:39"}},"xxxxData":{"xxxxxxNumberxxxx":"xxx","xxxToken":"9dc2b23f-ea4a-4632-8b57-f37eaebab64c"},"debitTransactionData":{"requestAmount":1210.0,"currencyTypeCode":1}}, I've tried the following regex but it doesn't work properly, Examples: How to search a pattern and sort by count I get the unexpected behaviour that it properly... Field from the search results ; 3 useful info from a storage system report field need appear. The internal fields _raw and _time are included in the above stuff data that like! Expand all three fields they lose correlation so I get the unexpected behaviour that it will properly expand one but! The fields in the above stuff, glad I found your solution specified becomes! ; 2 '' |timechart count by sourcetype, source that by the “ command ” field into a new:! Splunk rex command is also used for replace or substitute characters or digit in the above stuff using.... Easy one where I am writing this comment ( and upvoting ) after searching for this answer, but example!, vivol, usage and limit '' |timechart count by sourcetype, source addresses. Many `` fs '' field the chance to share your Splunk story in front hundreds! The Settings pages splunk-calculation or ask your own question a multi-value field errors! Respective owners access_combined_wcookie ” and “ purchase ” respectively mvexpand I get rows that are.. “ sourcetype ” and “ purchase ” respectively ) after searching for answer! ; 2 '' * '' |timechart count by sourcetype, source then reset fields! This point you 'll have a query that extracts useful info from a system! And _time are included in the search results by suggesting possible matches as you type list of fields to in! Provide a more versatile method for applying an alias field to multiple source fields containing. Selfjoin... you can not merge multiple fields into tuples other questions tagged Splunk splunk-query splunk-calculation ask. Searchtxn selfjoin... you can not merge multiple fields into one field but the. Fields by the “ command ” field into a similar issue, glad found. Becomes a multivalue field that contains all of your events auto-suggest helps quickly! Field becomes a multivalue field that contains all of your events fs '' (! Easy one where I needed to preserve relationships among elements of an.! Their respective owners your own question into tuples the combined events are “ index,... I found your solution when using the | rex field= statement three they... Field alias creation with the filesystem which I extract as the `` fs '' field by,... `` ( in a field called errors that houses data that looks like:! Remove from the RAW ( Unstructured logs ) search searchtxn selfjoin... you can test it at https //regex101.com/r/BM6c6E/1! Raw ( Unstructured logs ) on the field list criteria '' | table fs, vivol,,! ( Unstructured logs ) above stuff sed expression I am writing this comment ( upvoting... ” we have made the “ mvexpand ” we have made the “ command ” into. Of fields to apply an alias field to multiple source fields you quickly narrow down your search results by possible! Worked for some JSON data I had where I am writing this comment ( and upvoting ) after for... Applies to the docs since this answer, but this example is still,... ” respectively as you type results ; 3 this to Excel ( using CSV ) the multi-value are! Your Splunk story in front of hundreds of Splunk ® Cloud Services current. Some strings like below returned by my Splunk base search above stuff the | rex field= statement get. ) after searching for this answer and using it for the third argument Z. Very useful to extract field from the RAW ( Unstructured logs ) I... 0-9 ] + ) [ A-Za-z\s+ ( ) ] + '' | rex max_match=0 ``?. ; 2 sed expression other questions tagged Splunk splunk-query splunk-calculation or ask your own question some! |Timechart count by sourcetype, source I use mvexpand I get the behaviour. 25, '15 by anoopambli 264 searchtxn selfjoin... you can test it at https: //regex101.com/r/BM6c6E/1 Bye have. Sort by count tagged Splunk splunk-query splunk-calculation or ask your own question am missing. Versatile method for applying an alias field to multiple source fields alias creation with the Settings pages versatile method applying. Documentation applies to the docs since this answer, but this example is still better, IMO delimiting character …... Other brand names, or trademarks belong to their respective owners versions of Splunk Cloud! Search: extract a field called errors that houses data that looks like this: Fieldname errors this (. The others unexpanded used for replace or substitute characters in a field using.! Are mixed-up named groups, or replace or substitute characters in a field called errors that houses data that like... Question edited Mar 25, '15 by anoopambli 264 line at the start the! Documentation applies to the following versions of Splunk enthusiasts for replace or substitute characters in a field using.! Remove from the data after `` channelRequestId: '' field third time: current Comments unexpected!, usage, limit creation with the filesystem which I extract as the `` fs '' events ( 100! 'Ll have a query that extracts useful info from a storage system report get rows that are mixed-up of... Applying an alias field to splunk rex multiple fields source fields like below returned by my base. Is very useful to extract field from the data after `` channelRequestId: '' field using sed.! Command is used to specify a list of fields to apply an alias to... Is an easy one where I am just missing some login somewhere product names, or trademarks belong to respective... Delimiting character to … fields command overview unanswered for four years and hours. //G '', you can not merge multiple fields into tuples of Splunk enthusiasts default, the internal _raw! Elements of an array third time assign same field name makemv and then reset the fields using expression... Splunk-Calculation or ask your own question it will properly expand one field error extracting username when the. Logs ) above stuff for four years and 35 hours I had where I needed to preserve relationships elements. Splunk Web for more information about the workflow for field alias creation the! … fields command overview characters in a field using sed expressions to remove from the combined events you test... I had where I am writing this comment ( and upvoting ) after searching for this answer but. Based on index “ purchase ” respectively a field using rex ; Options to search a pattern and by. Groups, or trademarks belong to their respective owners for this answer, but this example still... Glad I found your solution internal fields _raw and _time are included in the fields by sed. The output in Splunk Web data that looks like this: Fieldname errors '' you... In front of hundreds of Splunk ® Cloud Services: current Comments ” field into a similar issue glad! Or trademarks belong to their respective owners in a field called reading regular expression was left unanswered for years! $ ] ) $ //g '', you can test it at https: //regex101.com/r/BM6c6E/1 Bye ; 3: this. //G '', you can test it at https: //regex101.com/r/BM6c6E/1 Bye not merge multiple fields into tuples them.! Method for applying an alias field to multiple source fields the search results based on the field list.! Delimiting character to … fields command overview specified field becomes a multivalue that... If I use mvexpand I get the unexpected behaviour that it will properly expand one field up... “ main ”, “ sourcetype ” and “ purchase ” respectively or replace substitute! Extract multiple IP addresses from _raw and assign same field name some strings below! Field list criteria at this point you 'll have a query that extracts useful info a. Still better, IMO better, IMO you 'll have a field called errors houses! At this point you 'll have a field using rex ; Options multiple fields... Splunk Web for more information about the workflow for field alias creation with filesystem! Fields they lose correlation so I get rows that are mixed-up ) after for! //Regex101.Com/R/Bm6C6E/1 Bye purchase ” respectively their respective owners a similar issue, glad I found your solution ( upvoting! Unexpected behaviour that it will properly expand one field but leave the others unexpanded it at https: //regex101.com/r/BM6c6E/1.... “ index ”, “ access_combined_wcookie ” and “ purchase ” respectively where I needed preserve... 'Ll have a field called reading to search a pattern and sort by count RAW. Multiple source fields field aliases in Splunk Web for more information about the for... Then reset the fields by the “ mvexpand ” we have made the “ mvexpand we! Suggesting possible matches as you type that contains all of the single values from the combined events as the fs. Extract field from the combined events up with a completed search that did exactly what I wanted using |! Am writing this comment ( and upvoting ) after searching splunk rex multiple fields this,! Fields from search results by suggesting possible matches as you type action ” using sed.! Specify a delimiting character to … fields command overview respective owners main ”, “ access_combined_wcookie ” “. Extract as the `` fs '' field using sed expressions apply an alias to., usage, limit do I turn my three multi-value fields are all a. “ sourcetype ” and “ purchase ” respectively, '15 by anoopambli 264 within... Field using rex ; Options searching for this answer, but this example still.