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| Title | Views | Posted | 
|---|---|---|
| 8839 | 03-28-2018 11:22 AM | 
			
    
	
		
		
		04-18-2019
	
		
		03:36 PM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							   @Braz wrote:   Is there not a Kudu command which will allow for obtaining table size information? If not, then how does Cloudera Manager perform this? We would like to be able to replicate this behavior so that we can configure e-mail alerts to be sent whenever a table reaches a particular size.     Thanks,  Braz           CM is scrapping and aggregating the /metrics pages from the tablet server instances for each tablet/table.     Have you reviewed CM triggers/alerts?[1] You might be able to configure email alerts with a similar trigger rule for table sizes.  Alternatively, you could implement what CM currently does by scraping each tablet server's /metrics page and aggregating the data together per tablet/table.        [1] https://www.cloudera.com/documentation/enterprise/latest/topics/cm_dg_triggers_usecases.html 
						
					
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		04-25-2018
	
		
		01:05 PM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
	
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							 Yep, that's correct.  That's the limitation implied by 'coarse-grained authorization'.  Applying Sentry's fine-grained authorization policies in the Kudu server is a long-term roadmap item. 
						
					
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		04-05-2018
	
		
		10:23 AM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
	
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							 That is up to your workload and how much storage you need per node. It's common to see anywhere from 6 to 12 disks per tablet server. Check out the limitations documentation for some guidance there. 
						
					
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		03-28-2018
	
		
		11:22 AM
	
	
	
	
	
	
	
	
	
	
	
	
	
	
		
	
				
		
			
					
				
		
	
		
					
							 All I'm seeing are messages like the following when restarting haproxy:  2018-03-28T11:32:41-04:00 172.28.2.234 haproxy[26642]: Proxy main started.
2018-03-28T11:32:41-04:00 172.28.2.234 haproxy[26642]: Proxy static started.
2018-03-28T11:32:41-04:00 172.28.2.234 haproxy[26642]: Proxy impala started.
2018-03-28T11:32:41-04:00 172.28.2.234 haproxy[26642]: Proxy impalajdbc started.
2018-03-28T11:32:41-04:00 172.28.2.234 haproxy[26642]: Proxy main started.
2018-03-28T11:32:41-04:00 172.28.2.234 haproxy[26642]: Proxy impalajdbc started.
2018-03-28T11:32:41-04:00 172.28.2.234 haproxy[26642]: Proxy app started.     And sometimes other messages like the following in the haproxy log - but they don't come in immediately after running an Impala query over JDBC such as from Hue or beeline:     2018-03-27T15:51:47-04:00 172.28.2.234 haproxy[4286]: 172.28.6.234:37768 [27/Mar/2018:15:51:47.621] impalajdbc impalajdbc/impalajdbc1 0/0/+0 +0 -- 2/2/2/1/0 0/0
2018-03-27T18:08:08-04:00 172.28.2.234 haproxy[4286]: 172.28.2.20:39978 [27/Mar/2018:18:08:08.888] impala impala/impalad1 0/0/+0 +0 -- 3/1/1/1/0 0/0  However, no logs come in when accessing from a BI tool such as Tableau using its native Cloudera Impala connector or the Cloudera Impala ODBC driver.     Is there a way to increase the logging for haproxy so that we can know which Impala Daemon a query is executing on for the purpose of debugging potential issues of someone accessing from a BI application? I already have it said to debug under the listen section for impalajdbc.     listen impalajdbc :21051
 mode tcp
 option tcplog
 balance roundrobin
 log 172.28.xx.xx local2 debug 
 server impalajdbc1 hdp104v.cmssvc.local:21050
 server impalajdbc2 hdp105v.cmssvc.local:21050  Thanks,  Braz 
						
					
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