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https://issues.apache.org/jira/browse/DISPATCH-1295?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16799661#comment-16799661
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ASF GitHub Bot commented on DISPATCH-1295:
------------------------------------------

codecov-io commented on issue #476: DISPATCH-1295 - Reduce lock contention and 
make fewer system calls.
URL: https://github.com/apache/qpid-dispatch/pull/476#issuecomment-475874874
 
 
   # 
[Codecov](https://codecov.io/gh/apache/qpid-dispatch/pull/476?src=pr&el=h1) 
Report
   > Merging 
[#476](https://codecov.io/gh/apache/qpid-dispatch/pull/476?src=pr&el=desc) into 
[master](https://codecov.io/gh/apache/qpid-dispatch/commit/106ba6cdc174232302692a9d9dfa7714e7ce6497?src=pr&el=desc)
 will **increase** coverage by `0.12%`.
   > The diff coverage is `89.83%`.
   
   [![Impacted file tree 
graph](https://codecov.io/gh/apache/qpid-dispatch/pull/476/graphs/tree.svg?width=650&token=rk2Cgd27pP&height=150&src=pr)](https://codecov.io/gh/apache/qpid-dispatch/pull/476?src=pr&el=tree)
   
   ```diff
   @@            Coverage Diff             @@
   ##           master     #476      +/-   ##
   ==========================================
   + Coverage   86.97%   87.09%   +0.12%     
   ==========================================
     Files          86       86              
     Lines       19281    19332      +51     
   ==========================================
   + Hits        16770    16838      +68     
   + Misses       2511     2494      -17
   ```
   
   
   | [Impacted 
Files](https://codecov.io/gh/apache/qpid-dispatch/pull/476?src=pr&el=tree) | 
Coverage Δ | |
   |---|---|---|
   | 
[src/immediate.c](https://codecov.io/gh/apache/qpid-dispatch/pull/476/diff?src=pr&el=tree#diff-c3JjL2ltbWVkaWF0ZS5j)
 | `81.15% <84.84%> (-16.28%)` | :arrow_down: |
   | 
[src/timer.c](https://codecov.io/gh/apache/qpid-dispatch/pull/476/diff?src=pr&el=tree#diff-c3JjL3RpbWVyLmM=)
 | `94.4% <96.15%> (+0.16%)` | :arrow_up: |
   | 
[src/parse.c](https://codecov.io/gh/apache/qpid-dispatch/pull/476/diff?src=pr&el=tree#diff-c3JjL3BhcnNlLmM=)
 | `87.9% <0%> (-0.26%)` | :arrow_down: |
   | 
[src/container.c](https://codecov.io/gh/apache/qpid-dispatch/pull/476/diff?src=pr&el=tree#diff-c3JjL2NvbnRhaW5lci5j)
 | `79.77% <0%> (+0.18%)` | :arrow_up: |
   | 
[src/router\_core/router\_core.c](https://codecov.io/gh/apache/qpid-dispatch/pull/476/diff?src=pr&el=tree#diff-c3JjL3JvdXRlcl9jb3JlL3JvdXRlcl9jb3JlLmM=)
 | `87.09% <0%> (+0.21%)` | :arrow_up: |
   | 
[src/router\_pynode.c](https://codecov.io/gh/apache/qpid-dispatch/pull/476/diff?src=pr&el=tree#diff-c3JjL3JvdXRlcl9weW5vZGUuYw==)
 | `87.96% <0%> (+3.7%)` | :arrow_up: |
   | 
[src/router\_core/route\_tables.c](https://codecov.io/gh/apache/qpid-dispatch/pull/476/diff?src=pr&el=tree#diff-c3JjL3JvdXRlcl9jb3JlL3JvdXRlX3RhYmxlcy5j)
 | `81.88% <0%> (+5.21%)` | :arrow_up: |
   
   ------
   
   [Continue to review full report at 
Codecov](https://codecov.io/gh/apache/qpid-dispatch/pull/476?src=pr&el=continue).
   > **Legend** - [Click here to learn 
more](https://docs.codecov.io/docs/codecov-delta)
   > `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
   > Powered by 
[Codecov](https://codecov.io/gh/apache/qpid-dispatch/pull/476?src=pr&el=footer).
 Last update 
[106ba6c...7765a6a](https://codecov.io/gh/apache/qpid-dispatch/pull/476?src=pr&el=lastupdated).
 Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
   
 
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> reduce cpu and locking in timer/immediate code.
> -----------------------------------------------
>
>                 Key: DISPATCH-1295
>                 URL: https://issues.apache.org/jira/browse/DISPATCH-1295
>             Project: Qpid Dispatch
>          Issue Type: Improvement
>          Components: Container
>    Affects Versions: 1.6.0
>            Reporter: Cliff Jansen
>            Priority: Major
>
> Follow on to DISPATCH-1274.
> Locks held for longer time than necessary (through system calls).
> Spurious calls to timer_visit() that should be restricted to 
> immediate_visit().



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