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https://issues.apache.org/jira/browse/CASSANDRA-11537?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Edward Capriolo updated CASSANDRA-11537:
----------------------------------------
    Description: 
As an ops person upgrading and servicing Cassandra servers, I require a more 
clear message when I issue a nodetool command that the server is not ready for 
so that I am not confused.

Technical description:
If you deploy a new binary, restart, and issue nodetool scrub/compact/updatess 
etc you get unfriendly assertion. An exception would be easier to understand. 
Also if a user has turned assertions off it is unclear what might happen. 
{noformat}

EC1: Throw exception to make it clear server is still in start up process. 
:~# nodetool upgradesstables
error: null
-- StackTrace --
java.lang.AssertionError
    at org.apache.cassandra.db.Keyspace.open(Keyspace.java:97)
    at 
org.apache.cassandra.service.StorageService.getValidKeyspace(StorageService.java:2573)
    at 
org.apache.cassandra.service.StorageService.getValidColumnFamilies(StorageService.java:2661)
    at 
org.apache.cassandra.service.StorageService.upgradeSSTables(StorageService.java:2421)
{noformat}
EC1: 
Patch against 2.1 (branch)

https://github.com/apache/cassandra/compare/trunk...edwardcapriolo:exception-on-startup?expand=1


  was:
As an ops person upgrading and servicing Cassandra servers, i require a more 
clear message when I issue a nodetool command that the server is not ready for 
so that I am not confused.

Technical description:
If you deploy a new binary restart and issue nodetool scrub/compact/updatess 
etc you can an unfriendly assertion. An exception would be easier to 
understand. Also if a user has turned assertions off it is unclear what might 
happen. 
{noformat}

EC1: Throw exception to make it clear server is still in start up process. 
:~# nodetool upgradesstables
error: null
-- StackTrace --
java.lang.AssertionError
    at org.apache.cassandra.db.Keyspace.open(Keyspace.java:97)
    at 
org.apache.cassandra.service.StorageService.getValidKeyspace(StorageService.java:2573)
    at 
org.apache.cassandra.service.StorageService.getValidColumnFamilies(StorageService.java:2661)
    at 
org.apache.cassandra.service.StorageService.upgradeSSTables(StorageService.java:2421)
{noformat}
EC1: 
Patch against 2.1 (branch)

https://github.com/apache/cassandra/compare/trunk...edwardcapriolo:exception-on-startup?expand=1



> Give clear error when certain nodetool commands are issued before server is 
> ready
> ---------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-11537
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-11537
>             Project: Cassandra
>          Issue Type: Improvement
>            Reporter: Edward Capriolo
>            Assignee: Edward Capriolo
>            Priority: Minor
>
> As an ops person upgrading and servicing Cassandra servers, I require a more 
> clear message when I issue a nodetool command that the server is not ready 
> for so that I am not confused.
> Technical description:
> If you deploy a new binary, restart, and issue nodetool 
> scrub/compact/updatess etc you get unfriendly assertion. An exception would 
> be easier to understand. Also if a user has turned assertions off it is 
> unclear what might happen. 
> {noformat}
> EC1: Throw exception to make it clear server is still in start up process. 
> :~# nodetool upgradesstables
> error: null
> -- StackTrace --
> java.lang.AssertionError
>     at org.apache.cassandra.db.Keyspace.open(Keyspace.java:97)
>     at 
> org.apache.cassandra.service.StorageService.getValidKeyspace(StorageService.java:2573)
>     at 
> org.apache.cassandra.service.StorageService.getValidColumnFamilies(StorageService.java:2661)
>     at 
> org.apache.cassandra.service.StorageService.upgradeSSTables(StorageService.java:2421)
> {noformat}
> EC1: 
> Patch against 2.1 (branch)
> https://github.com/apache/cassandra/compare/trunk...edwardcapriolo:exception-on-startup?expand=1



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