Questions tagged [wso2-cep]
251 questions
0
votes
2 answers
How to clear a CEP window
I wanted to block the same event(which has same title) entering twice to inOrg stream. So I used a "first unique" window. But at some point this will give an out of memory error. I want to clean the first unique window if it contains more than 1000…
0
votes
1 answer
WSO2: Dashboard Issues and Personalization
I am using wso2cep dashboard for displaying network traffic related information by exploiting various graphs. I was wondering if there is any way I can customize legend for each type of graph or set it globally as its create confusion for the…
aneela
- 1,457
- 3
- 24
- 45
0
votes
1 answer
Negation for "every" statement? WSO2 CEP / Siddhi
Is there a simple way to negate the "every" statement? I am trying to implement a control tool that checks incoming purchase orders and requisitions. For each purchase order (PO) a requisition (REQ) has to be created before. The following code…
Wenzel
- 5
- 1
0
votes
1 answer
Siddhi QL : In-Memory table outer join with Input Stream
I want to calculate % of protocols appearing in a network traffic in continuous way such that these % keeps on being updated with new events. A pie chart is generated and updated with the percentages. Since I need both new and previous data for the…
aneela
- 1,457
- 3
- 24
- 45
0
votes
1 answer
WSO2CEP : Stream/table definition with ID has not been defined in execution plan
I am using an in-memory table in execution plan but compiler is asking about its definition. The query is
@Import('MAINInStream:1.0.0')
define stream MAINInStream (ts string, uid string, id_orig_h string, id_orig_p int, id_resp_h string, id_resp_p…
aneela
- 1,457
- 3
- 24
- 45
0
votes
1 answer
WSO2CEP : Getting previous event value from stream in siddhi query
I have been using following siddhi query to get the events count per minute; ts as timestamp (string) and ftp_requests as count (int).
from FTPInStream[command == 'USER']
select time:timestampInMilliseconds(time:dateAdd(str:replaceAll(ts,'T',' '),…
aneela
- 1,457
- 3
- 24
- 45
0
votes
1 answer
How can i pick out value from consecutive value of event by using siddhi
for example, that is…
willxiang
- 291
- 3
- 6
0
votes
1 answer
How can I fix the illegal characters in path while trying to add a configuration setting in WSO2 CEP Quick Start Guide in Windows?
I'm trying to add a configuration setting in WSO2 CEP Execution Manager as the step 12.4 of the "Quick Start Guide" describes, but it won't be saved and browser says:"Error occurred when saving configurations". As highlighted in the Console log…
leo_peacesoul
- 3
- 2
0
votes
1 answer
wso2cep : Data Storage in addition to display
I was wondering if in addition to process and display data on dashboard in wso2cep, can I store it somewhere for a long period of time to get further information later? I have studied there are two types of tables used in wso2cep, in-memory and…
aneela
- 1,457
- 3
- 24
- 45
0
votes
0 answers
WSO2 CEP 4.1.0 distributed mode with Storm 0.10.0
Can WSO2 CEP 4.1.0 work with Storm 0.10.0?
I get the following error, when try to use WSO2 CEP 4.1.0 with Storm 0.10.0 (Hortonworks HDP 2.4)
Can I apply a solution from…
Eugene
- 1
0
votes
2 answers
How to implement execution plans using siddhi?
First of all let me description my requirement:
data.csv:
column one is id,column two is vlaue.
1,0
2,0
3,0
4,86
5,87
6,88
7,89
8,86
9,0
10,0
11,0
12,0
13,0
14,86
15,87
16,88
17,89
18,0
19,0
20,0
here is my InputStream and my OutPutStream:
id…
willxiang
- 291
- 3
- 6
0
votes
1 answer
WSO2 : Updating an output stream in Siddhi Query
I have a siddhi query to get the count of total events in one minute by using a timebatch window. Using an output stream I am updating a bar chart with constant coming values, timestamps(date and time,till minute ) on the x-axis and events count on…
aneela
- 1,457
- 3
- 24
- 45
0
votes
1 answer
Error with load test and regular expressions - WSO2
I have a RECEIVER that received a string:
Eventtype=2
Machineuserid={e5abyyef-t0dc-8wve-udxp-593z3swpbs10}
Datetime=2016-7-15 9:30:57.000…
ROBY HERNAN RUBIANO
- 157
- 9
0
votes
1 answer
Combine two Cronexpressions
I have the next CronExpression in Siddhi (wso2 DAS):
define trigger periodicalTriggerStream at '0 0/15 * * * ?';
This expression is runing without problems, run every 15 mins
15, 30, 45 ....
I need that my trigger run when I start SIDDHI.
0, 15,…
ROBY HERNAN RUBIANO
- 157
- 9
0
votes
1 answer
Time management with siddhi
I need store a white list by 2 mins, but i need execute a query (using my white list) when a new stream arrive. I am using two stream with the next code:
I need to charge my WHITELIST updated every two minutes.
define trigger periodicalTriggerStream…
ROBY HERNAN RUBIANO
- 157
- 9