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From "Hiram Chirino (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (APLO-276) Negative "swapped in" values reported by REST API
Date Tue, 08 Jan 2013 17:36:12 GMT

    [ https://issues.apache.org/jira/browse/APLO-276?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13547040#comment-13547040
] 

Hiram Chirino commented on APLO-276:
------------------------------------

Yep. that reproduced it for me.  Let me see if I can find the root cause.

                
> Negative "swapped in" values reported by REST API
> -------------------------------------------------
>
>                 Key: APLO-276
>                 URL: https://issues.apache.org/jira/browse/APLO-276
>             Project: ActiveMQ Apollo
>          Issue Type: Bug
>            Reporter: Lionel Cons
>         Attachments: APLO-276.stomp
>
>
> Apollo sometimes report negative values for the "swapped in" messages. Querying /dest-metrics
via REST I can currently see:
> {
>   'consumer_count' => 5,
>   'consumer_counter' => 49,
>   'current_time' => '1355129045937',
>   'dequeue_item_counter' => 46637,
>   'dequeue_size_counter' => 76516044,
>   'dequeue_ts' => '1355129045564',
>   'enqueue_item_counter' => 12278,
>   'enqueue_size_counter' => 19169564,
>   'enqueue_ts' => '1355129045698',
>   'expired_item_counter' => 0,
>   'expired_size_counter' => 0,
>   'expired_ts' => '1355128842177',
>   'nack_item_counter' => 0,
>   'nack_size_counter' => 0,
>   'nack_ts' => '1355128842177',
>   'objects' => 11,
>   'producer_count' => 54,
>   'producer_counter' => 142,
>   'queue_items' => 0,
>   'queue_size' => 0,
>   'swap_in_item_counter' => 7722,
>   'swap_in_size_counter' => 16214004,
>   'swap_out_item_counter' => 7011,
>   'swap_out_size_counter' => 15197687,
>   'swapped_in_items' => -6046,
>   'swapped_in_size' => -9274521,
>   'swapped_in_size_max' => 9175040,
>   'swapping_in_size' => 0,
>   'swapping_out_size' => 0
> };

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