[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrzej Bialecki updated SOLR-4735: Fix Version/s: 6.4 > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement > Components: metrics >Reporter: Alan Woodward >Assignee: Andrzej Bialecki >Priority: Minor > Fix For: master (7.0), 6.4 > > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, screenshot-2.png > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrzej Bialecki updated SOLR-4735: Attachment: SOLR-4735.patch Uploaded final diff between the branch and master, for completeness. > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement > Components: metrics >Reporter: Alan Woodward >Assignee: Andrzej Bialecki >Priority: Minor > Fix For: master (7.0) > > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, screenshot-2.png > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrzej Bialecki updated SOLR-4735: Fix Version/s: master (7.0) > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement > Components: metrics >Reporter: Alan Woodward >Assignee: Andrzej Bialecki >Priority: Minor > Fix For: master (7.0) > > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, screenshot-2.png > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrzej Bialecki updated SOLR-4735: Attachment: SOLR-4735.patch > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement > Components: metrics >Reporter: Alan Woodward >Assignee: Andrzej Bialecki >Priority: Minor > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch, SOLR-4735.patch, screenshot-2.png > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrzej Bialecki updated SOLR-4735: Attachment: (was: screenshot-1.png) > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement > Components: metrics >Reporter: Alan Woodward >Assignee: Andrzej Bialecki >Priority: Minor > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch, screenshot-2.png > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrzej Bialecki updated SOLR-4735: Attachment: screenshot-2.png > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement > Components: metrics >Reporter: Alan Woodward >Assignee: Andrzej Bialecki >Priority: Minor > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch, screenshot-2.png > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrzej Bialecki updated SOLR-4735: Component/s: metrics > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement > Components: metrics >Reporter: Alan Woodward >Assignee: Andrzej Bialecki >Priority: Minor > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch, screenshot-1.png > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrzej Bialecki updated SOLR-4735: Attachment: screenshot-1.png > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement >Reporter: Alan Woodward >Assignee: Andrzej Bialecki >Priority: Minor > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch, screenshot-1.png > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Christine Poerschke updated SOLR-4735: -- Attachment: SOLR-4735.patch As I mentioned yesterday in SOLR-8785, in our team my colleague Kelvin Wong is currently also working on metrics stuff. The attached patch is Kelvin's work. (I only rebased it on top of the now committed SOLR-8785 changes and made minor adjustments in a couple of places.) Comments, questions, reviews, etc. welcome as usual. Thank you. SOLR-4735: pluggable SolrMetricReporter support e.g. SolrJmxReporter * SolrMetric(Info|Producer|Manager|Reporter) classes with tests * SolrJmxReporter class with test * SolrCore changes: ** instantiates a SolrMetricManager ** loads any configured SolrMetricReporters into the SolrMetricManager ** registerInfoBean includes registering with the SolrMetricManager (for beans that implement the SolrMetricProducer interface) * RequestHandlerBase changes: ** codahale metrics.Meter used instead of java atomic.LongAdder to count errors and timeouts ** getMetrics() method (implementing SolrMetricProducer interface) added next planned steps: * couple of minor TODO's in the code * add test which uses a solrconfig.xml that configures (test) SolrMetricReporter(s) * 'ant beast' the new tests > Improve Solr metrics reporting > -- > > Key: SOLR-4735 > URL: https://issues.apache.org/jira/browse/SOLR-4735 > Project: Solr > Issue Type: Improvement >Reporter: Alan Woodward >Assignee: Alan Woodward >Priority: Minor > Attachments: SOLR-4735.patch, SOLR-4735.patch, SOLR-4735.patch, > SOLR-4735.patch > > > Following on from a discussion on the mailing list: > http://search-lucene.com/m/IO0EI1qdyJF1/codahale=Solr+metrics+in+Codahale+metrics+and+Graphite+ > It would be good to make Solr play more nicely with existing devops > monitoring systems, such as Graphite or Ganglia. Stats monitoring at the > moment is poll-only, either via JMX or through the admin stats page. I'd > like to refactor things a bit to make this more pluggable. > This patch is a start. It adds a new interface, InstrumentedBean, which > extends SolrInfoMBean to return a > [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a > couple of MetricReporters (which basically just duplicate the JMX and admin > page reporting that's there at the moment, but which should be more > extensible). The patch includes a change to RequestHandlerBase showing how > this could work. The idea would be to eventually replace the getStatistics() > call on SolrInfoMBean with this instead. > The next step would be to allow more MetricReporters to be defined in > solrconfig.xml. The Metrics library comes with ganglia and graphite > reporting modules, and we can add contrib plugins for both of those. > There's some more general cleanup that could be done around SolrInfoMBean > (we've got two plugin handlers at /mbeans and /plugins that basically do the > same thing, and the beans themselves have some weirdly inconsistent data on > them - getVersion() returns different things for different impls, and > getSource() seems pretty useless), but maybe that's for another issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Alan Woodward updated SOLR-4735: Attachment: SOLR-4735.patch New patch, moving everything to a single registry per-core, and adding a graphite reporter in contrib/. JMX naming still isn't working right, and it needs some tests, but I think this is a decent way forward. More eyes welcome... Improve Solr metrics reporting -- Key: SOLR-4735 URL: https://issues.apache.org/jira/browse/SOLR-4735 Project: Solr Issue Type: Improvement Reporter: Alan Woodward Assignee: Alan Woodward Priority: Minor Attachments: SOLR-4735.patch, SOLR-4735.patch Following on from a discussion on the mailing list: http://search-lucene.com/m/IO0EI1qdyJF1/codahalesubj=Solr+metrics+in+Codahale+metrics+and+Graphite+ It would be good to make Solr play more nicely with existing devops monitoring systems, such as Graphite or Ganglia. Stats monitoring at the moment is poll-only, either via JMX or through the admin stats page. I'd like to refactor things a bit to make this more pluggable. This patch is a start. It adds a new interface, InstrumentedBean, which extends SolrInfoMBean to return a [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a couple of MetricReporters (which basically just duplicate the JMX and admin page reporting that's there at the moment, but which should be more extensible). The patch includes a change to RequestHandlerBase showing how this could work. The idea would be to eventually replace the getStatistics() call on SolrInfoMBean with this instead. The next step would be to allow more MetricReporters to be defined in solrconfig.xml. The Metrics library comes with ganglia and graphite reporting modules, and we can add contrib plugins for both of those. There's some more general cleanup that could be done around SolrInfoMBean (we've got two plugin handlers at /mbeans and /plugins that basically do the same thing, and the beans themselves have some weirdly inconsistent data on them - getVersion() returns different things for different impls, and getSource() seems pretty useless), but maybe that's for another issue. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
[jira] [Updated] (SOLR-4735) Improve Solr metrics reporting
[ https://issues.apache.org/jira/browse/SOLR-4735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Alan Woodward updated SOLR-4735: Attachment: SOLR-4735.patch Here's the patch. NB: this uses the same metrics library that I tried to use in my ill-starred attempts at SOLR-1972. However, the various leaky thread abstractions that were causing problems there have all been removed from this version. The JMX reporting doesn't quite work yet either, as it's dependent on being able to set the domains per-bean, and that functionality hasn't been released yet. Improve Solr metrics reporting -- Key: SOLR-4735 URL: https://issues.apache.org/jira/browse/SOLR-4735 Project: Solr Issue Type: Improvement Reporter: Alan Woodward Assignee: Alan Woodward Priority: Minor Attachments: SOLR-4735.patch Following on from a discussion on the mailing list: http://search-lucene.com/m/IO0EI1qdyJF1/codahalesubj=Solr+metrics+in+Codahale+metrics+and+Graphite+ It would be good to make Solr play more nicely with existing devops monitoring systems, such as Graphite or Ganglia. Stats monitoring at the moment is poll-only, either via JMX or through the admin stats page. I'd like to refactor things a bit to make this more pluggable. This patch is a start. It adds a new interface, InstrumentedBean, which extends SolrInfoMBean to return a [[Metrics|http://metrics.codahale.com/manual/core/]] MetricRegistry, and a couple of MetricReporters (which basically just duplicate the JMX and admin page reporting that's there at the moment, but which should be more extensible). The patch includes a change to RequestHandlerBase showing how this could work. The idea would be to eventually replace the getStatistics() call on SolrInfoMBean with this instead. The next step would be to allow more MetricReporters to be defined in solrconfig.xml. The Metrics library comes with ganglia and graphite reporting modules, and we can add contrib plugins for both of those. There's some more general cleanup that could be done around SolrInfoMBean (we've got two plugin handlers at /mbeans and /plugins that basically do the same thing, and the beans themselves have some weirdly inconsistent data on them - getVersion() returns different things for different impls, and getSource() seems pretty useless), but maybe that's for another issue. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira - To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org
