Author: buildbot
Date: Mon Mar 28 12:18:48 2016
New Revision: 984032
Log:
Production update by buildbot for camel
Modified:
websites/production/camel/content/cache/main.pageCache
websites/production/camel/content/hystrix.html
Modified: websites/production/camel/content/cache/main.pageCache
==============================================================================
Binary files - no diff available.
Modified: websites/production/camel/content/hystrix.html
==============================================================================
--- websites/production/camel/content/hystrix.html (original)
+++ websites/production/camel/content/hystrix.html Mon Mar 28 12:18:48 2016
@@ -95,7 +95,7 @@
</div></div><h3 id="Hystrix-URIformat">URI format</h3><div class="code panel
pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
<script class="brush: java; gutter: false; theme: Default"
type="syntaxhighlighter"><![CDATA[hystrix::groupKey[?options]
]]></script>
-</div></div><h3 id="Hystrix-URIOptions">URI Options</h3><p>All URI options can
be overriden through message headers. Most of the default values are coming
from Hystrix itself.</p><div class="table-wrap"><table
class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Default Value</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd">commandKey</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCommand</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Used to identify a HystrixCommand instance for
statistics, circuit-breaker, properties, etc. By default this will be derived
from the instance class name.</p></td></tr><tr><td colspan="1" rowspan="1" clas
s="confluenceTd">threadPoolKey</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1"
class="confluenceTd">String</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Used to define which thread-pool this command should
run in. By default this is derived from the
HystrixCommandGroupKey.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">cacheKeyExpression</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Expression</p></td><td colspan="1" rowspan="1"
class="confluenceTd">Camel expression to use for generating cache
key.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">initializeRequestContext</td><td colspan="1" rowspan="1"
class="confluenceTd">false</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd">When true, Camel will initialize a HystrixRequestContext
during producer
startup and use it for request scoped caching and request scoped
logging.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>runEndpointId</p></td><td colspan="1" rowspan="1"
class="confluenceTd">null</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>String (mandatory)</p></td><td colspan="1" rowspan="1"
class="confluenceTd">Camel Endpoint ID from the same Camel Context that should
be executed from Hystrix.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>fallbackEndpointId</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd">Camel Endpoint ID from the same Camel Context that should
be executed from Hystrix as fallback when runEndpointId fails.</td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd">corePoolSize</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" cl
ass="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the core thread-pool size. This is
the maximum number of HystrixCommands that can execute
concurrently.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">keepAliveTime</td><td colspan="1" rowspan="1"
class="confluenceTd">1</td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the keep-alive time, in
minutes.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">maxQueueSize</td><td colspan="1" rowspan="1"
class="confluenceTd">-1</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the maximum queue size of the
BlockingQueue implementation.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">queueSizeRejectionThreshold</td><td colspan="1"
rowspan="1" class="confluenceTd">5</td><td
colspan="1" rowspan="1" class="confluenceTd">Integer</td><td colspan="1"
rowspan="1" class="confluenceTd">This property sets the queue size rejection
threshold — an artificial maximum queue size at which rejections will
occur even if maxQueueSize has not been reached.</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">threadPoolMetricsRollingStatisticalWindowInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd">10000</td><td colspan="1"
rowspan="1" class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the duration of the statistical rolling
window, in milliseconds. This is how long metrics are kept for the thread
pool.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">threadPoolMetricsRollingStatisticalWindowBuckets</td><td
colspan="1" rowspan="1" class="confluenceTd">10</td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This prope
rty sets the number of buckets the rolling statistical window is divided
into.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">circuitBreakerEnabled</td><td colspan="1" rowspan="1"
class="confluenceTd">true</td><td colspan="1" rowspan="1"
class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property determines whether a circuit breaker will
be used to track health and to short-circuit requests if it
trips.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">circuitBreakerErrorThresholdPercentage</td><td colspan="1"
rowspan="1" class="confluenceTd">50</td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the error percentage at or above
which the circuit should trip open and start short-circuiting requests to
fallback logic.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">circuitBreakerForceClosed</td><td colspan="1" rows
pan="1" class="confluenceTd">false</td><td colspan="1" rowspan="1"
class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">This property, if true, forces the circuit breaker into a
closed state in which it will allow requests regardless of the error
percentage.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">circuitBreakerForceOpen</td><td colspan="1" rowspan="1"
class="confluenceTd">false</td><td colspan="1" rowspan="1"
class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">This property, if true, forces the circuit breaker into an
open (tripped) state in which it will reject all requests.</td></tr><tr><td
colspan="1" rowspan="1"
class="confluenceTd">circuitBreakerRequestVolumeThreshold</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>20</p></td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the minimum number of requests in a r
olling window that will trip the circuit.</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">circuitBreakerSleepWindowInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd">5000</td><td colspan="1"
rowspan="1" class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the amount of time, after tripping the
circuit, to reject requests before allowing attempts again to determine if the
circuit should again be closed.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">executionIsolationSemaphoreMaxConcurrentRequests</td><td
colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1"
rowspan="1" class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the maximum number of requests
allowed to a HystrixCommand.run() method when you are using
ExecutionIsolationStrategy.SEMAPHORE.</p><p>If this maximum concurrent limit is
hit then subsequent requests wi
ll be rejected.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">executionIsolationStrategy</td><td colspan="1" rowspan="1"
class="confluenceTd">THREAD</td><td colspan="1" rowspan="1"
class="confluenceTd">String</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property indicates which isolation strategy
HystrixCommand.run() executes with, one of the following two
choices:</p><ul><li>THREAD — it executes on a separate thread and
concurrent requests are limited by the number of threads in the
thread-pool</li><li>SEMAPHORE — it executes on the calling thread and
concurrent requests are limited by the semaphore
count</li></ul></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">executionIsolationThreadInterruptOnTimeout</td><td
colspan="1" rowspan="1" class="confluenceTd">true</td><td colspan="1"
rowspan="1" class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">This property indicates whether the HystrixComma
nd.run() execution should be interrupted when a timeout
occurs.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">executionTimeoutInMilliseconds</td><td colspan="1"
rowspan="1" class="confluenceTd">1000</td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the time in milliseconds after which
the caller will observe a timeout and walk away from the command
execution.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">executionTimeoutEnabled</td><td colspan="1" rowspan="1"
class="confluenceTd">true</td><td colspan="1" rowspan="1"
class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">This property indicates whether the HystrixCommand.run()
execution should have a timeout.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">fallbackIsolationSemaphoreMaxConcurrentRequests</td><td
colspan="1" rowspan="1" class="confluenceTd">10</td><td colspan
="1" rowspan="1" class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the maximum number of requests a
HystrixCommand.getFallback() method is allowed to make from the calling
thread.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">fallbackEnabled</td><td colspan="1" rowspan="1"
class="confluenceTd">true</td><td colspan="1" rowspan="1"
class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">This property determines whether a call to
HystrixCommand.getFallback() will be attempted when failure or rejection
occurs.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">metricsHealthSnapshotIntervalInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd">500</td><td colspan="1"
rowspan="1" class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the time to wait, in milliseconds,
between allowing health snapshots to be taken that calculate
success and error percentages and affect circuit breaker
status.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">metricsRollingPercentileBucketSize</td><td colspan="1"
rowspan="1" class="confluenceTd">100</td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the maximum number of execution
times that are kept per bucket. If more executions occur during the time they
will wrap around and start over-writing at the beginning of the
bucket.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">metricsRollingPercentileEnabled</td><td colspan="1"
rowspan="1" class="confluenceTd">true</td><td colspan="1" rowspan="1"
class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">This property indicates whether execution latencies should
be tracked and calculated as percentiles. If they are disabled, all summary
statistics (mean, percentiles) are returned as -1.</td>
</tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">metricsRollingPercentileWindowInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd">60000</td><td colspan="1"
rowspan="1" class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the duration of the rolling window in
which execution times are kept to allow for percentile calculations, in
milliseconds.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">metricsRollingPercentileWindowBuckets</td><td colspan="1"
rowspan="1" class="confluenceTd">6</td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the number of buckets the
rollingPercentile window will be divided into.</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">metricsRollingStatisticalWindowInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd">10000</td><td colspan="1"
rowspan="1" class="confluenceT
d">Integer</td><td colspan="1" rowspan="1" class="confluenceTd"><p>The
following properties are related to capturing metrics from HystrixCommand and
HystrixObservableCommand execution.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd">metricsRollingStatisticalWindowBuckets</td><td
colspan="1" rowspan="1" class="confluenceTd">10</td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">This property sets the number of buckets the rolling
statistical window is divided into.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">requestCacheEnabled</td><td colspan="1" rowspan="1"
class="confluenceTd">true</td><td colspan="1" rowspan="1"
class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property indicates whether
HystrixCommand.getCacheKey() should be used with HystrixRequestCache to provide
de-duplication functionality via request-scoped caching.</p></td></tr><tr><td c
olspan="1" rowspan="1" class="confluenceTd">requestLogEnabled</td><td
colspan="1" rowspan="1" class="confluenceTd">true</td><td colspan="1"
rowspan="1" class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">This property indicates whether HystrixCommand execution
and events should be logged to
HystrixRequestLog.</td></tr></tbody></table></div><h3
id="Hystrix-InMessageHeaders">In Message Headers</h3><p>Used to override URI
options per message basis.</p><div class="table-wrap"><table
class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>CamelHystrixClearCacheFirst</p></td><td
colspan="1" rowspan="1" class="confluenceTd">Boolean</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provid
ed in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>CamelHystrixRequestContex</p></td><td
colspan="1" rowspan="1" class="confluenceTd">HystrixRequestContext</td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>CamelHystrixGroupKey</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCommandKey</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixT
hreadPoolKey</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixRunEndpointId</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixFallbackEndpointId</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCorePoolSize</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" row
span="1" class="confluenceTd"><p>Description and default value provided in the
URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixKeepAliveTime</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixMaxQueueSize</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixQueueSizeRejectionThreshold</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section
above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsRollingStatisticalWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolRollingNumberStatisticalWindowBuckets</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd">Boolean</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan=
"1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerErrorThresholdPercentage</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd">Description and default value
provided in the URI options section above.</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerForceClosed</p></td><td
colspan="1" rowspan="1" class="confluenceTd">Boolean</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixCircuitBreakerForceOpen</td><td colspan="1"
rowspan="1" class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerRequestVolumeThreshold</
p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerSleepWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">CamelHystrixExecutionIsolationSemaphoreMaxConcurrentRequests</td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd">Description and default value
provided in the URI options section above.</td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd">CamelHystrixExecutionIsolationStrategy</td><td
colspan="1" rowspan="1" class="confluenceTd">
String</td><td colspan="1" rowspan="1" class="confluenceTd">Description and
default value provided in the URI options section above.</td></tr><tr><td
colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixExecutionIsolationThreadInterruptOnTimeout</td><td
colspan="1" rowspan="1" class="confluenceTd">Boolean</td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixExecutionTimeoutInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixExecutionTimeoutEnabled</td><td colspan="1"
rowspan="1" class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">Description and default value provided in the URI
options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixFallbackIsolationSemaphoreMaxConcurrentRequests</td><td
colspan="1" rowspan="1" class="confluenceTd">Integer</td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixFallbackEnabled</td><td colspan="1"
rowspan="1" class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">Description and default value provided in the URI options
section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixMetricsHealthSnapshotIntervalInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd">Integer</td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixMetricsR
ollingPercentileBucketSize</td><td colspan="1" rowspan="1"
class="confluenceTd">Integer</td><td colspan="1" rowspan="1"
class="confluenceTd">Description and default value provided in the URI options
section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixMetricsRollingPercentileEnabled</td><td
colspan="1" rowspan="1" class="confluenceTd">Boolean</td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixMetricsRollingPercentileWindowInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd">Integer</td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixMetricsRollingPercentileWindowBuckets</td><td
colspan="1" rowspan="1" class="confluenceTd">Integer</td><td col
span="1" rowspan="1" class="confluenceTd">Description and default value
provided in the URI options section above.</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">CamelHystrixMetricsRollingStatisticalWindowInMilliseconds</td><td
colspan="1" rowspan="1" class="confluenceTd">Integer</td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixMetricsRollingStatisticalWindowBuckets</td><td
colspan="1" rowspan="1" class="confluenceTd">Integer</td><td colspan="1"
rowspan="1" class="confluenceTd">Description and default value provided in the
URI options section above.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixRequestCacheEnabled</td><td colspan="1"
rowspan="1" class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">Description and default value provided in the URI options
section a
bove.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixRequestLogEnabled</td><td colspan="1"
rowspan="1" class="confluenceTd">Boolean</td><td colspan="1" rowspan="1"
class="confluenceTd">Description and default value provided in the URI options
section above.</td></tr></tbody></table></div><h3
id="Hystrix-OutMessageHeaders">Out Message Headers</h3><p>Mainly to provide
metrics information.</p><div class="table-wrap"><table
class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd">CamelHystrixRequestContex</td><td colspan="1"
rowspan="1" class="confluenceTd">CamelHystrixRequestContex</td><td colspan="1"
rowspan="1" class="confluenceTd">The default CamelHystrixRequestContex created
during producer startup.</td></tr><tr><td colsp
an="1" rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsTotalRequests</td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Number of requests during rolling window
(failure + success + timeout + threadPoolRejected +
semaphoreRejected).</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCommandMetricsErrorCount</p></td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Number of failed requests during rolling
window (failure + timeout + threadPoolRejected +
semaphoreRejected).</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCommandMetricsErrorPercentage</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>errorCount / totalCount *
100.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCommandMe
tricsCurrentConcurrentExecutionCount</p></td><td colspan="1" rowspan="1"
class="confluenceTd">int</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Current number of concurrent executions of
HystrixCommand#run().</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCommandMetricsExecutionTimeMean</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>The mean (average) execution time (in
milliseconds) for the HystrixCommand#run().</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsRollingMaxConcurrentExecutions</td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Get the max value of values in all buckets
for the given HystrixRollingNumberEvent.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsTotalTimeMean</td><td
colspan="1" rowspan="1"
class="confluenceTd">int</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>The mean (average) execution time (in milliseconds) for
HystrixCommand#execute().</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentActiveCount</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Returns the approximate number of threads
that are actively executing tasks.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCumulativeCountThreadsExecuted</td><td
colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Cumulative count of number of threads
executed since the start of the application.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentCompletedTaskCount</p></td><td
colspan="1" rowspan="1" class="confluenceTd">long<
/td><td colspan="1" rowspan="1" class="confluenceTd"><p>Returns the
approximate total number of tasks that have completed
execution.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentCorePoolSize</p></td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Returns the core number of
threads.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentLargestPoolSize</p></td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Returns the largest number of threads that
have ever simultaneously been in the pool.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentMaximumPoolSize</p></td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Returns the maximum allowed num
ber of threads.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentPoolSize</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Returns the current number of threads in
the pool.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentQueueSize</p></td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Current size of BlockingQueue used by the
thread-pool.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentTaskCount</p></td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Returns the approximate total number of
tasks that have ever been scheduled for execution.</p></td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThr
eadPoolMetricsRollingCountThreadsExecuted</td><td colspan="1" rowspan="1"
class="confluenceTd">long</td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Rolling count of number of threads executed during
rolling statistical window.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsRollingMaxActiveThreads</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Rolling max number of active threads during
rolling statistical window.</p></td></tr></tbody></table></div><h3
id="Hystrix-Example">Example</h3><p>Below is an example route that with Hystrix
endpoint that protects agains slow operation and fallbacks to a different
endpoint.</p><div class="code panel pdl" style="border-width: 1px;"><div
class="codeContent panelContent pdl">
+</div></div><h3 id="Hystrix-URIOptions">URI Options</h3><p>All URI options can
be overriden through message headers. Most of the default values are coming
from Hystrix itself.</p><div class="table-wrap"><table
class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Default Value</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>commandKey</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>CamelHystrixCommand</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Used to identify a HystrixCommand instance for
statistics, circuit-breaker, properties, etc. By default this will be derived
from the instance class name.</p></td></tr><tr><td colspan="1" rowspan="
1" class="confluenceTd"><p>threadPoolKey</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Used to define which thread-pool this command should
run in. By default this is derived from the
HystrixCommandGroupKey.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>cacheKeyExpression</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Expression</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Camel expression to use for generating cache
key.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>initializeRequestContext</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>When true, Camel will
initialize a HystrixRequestContext during producer startup and use it for
request scoped caching and request scoped logging.</p></td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"><p>runEndpointId</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String (mandatory)</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Camel Endpoint ID from the same Camel
Context that should be executed from Hystrix.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>fallbackEndpointId</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Camel Endpoint ID from the same Camel Context that
should be executed from Hystrix as fallback when runEndpointId
fails.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>corePoolSize</p></td><td colsp
an="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the core thread-pool size. This is
the maximum number of HystrixCommands that can execute
concurrently.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>keepAliveTime</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>1</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the keep-alive time, in
minutes.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>maxQueueSize</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>-1</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the maximum queue size of the
BlockingQueue implementation.</p></td></tr><tr><td co
lspan="1" rowspan="1"
class="confluenceTd"><p>queueSizeRejectionThreshold</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>5</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the queue size rejection threshold
— an artificial maximum queue size at which rejections will occur even if
maxQueueSize has not been reached.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>threadPoolMetricsRollingStatisticalWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>10000</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the duration of the statistical
rolling window, in milliseconds. This is how long metrics are kept for the
thread pool.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>threadPoolMetricsRollingStatisticalWi
ndowBuckets</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the number of buckets the rolling
statistical window is divided into.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>circuitBreakerEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property determines whether a circuit breaker will
be used to track health and to short-circuit requests if it
trips.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>circuitBreakerErrorThresholdPercentage</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>50</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p
>This property sets the error percentage at or above which the circuit should
>trip open and start short-circuiting requests to fallback
>logic.</p></td></tr><tr><td colspan="1" rowspan="1"
>class="confluenceTd"><p>circuitBreakerForceClosed</p></td><td colspan="1"
>rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1"
>class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
>class="confluenceTd"><p>This property, if true, forces the circuit breaker
>into a closed state in which it will allow requests regardless of the error
>percentage.</p></td></tr><tr><td colspan="1" rowspan="1"
>class="confluenceTd"><p>circuitBreakerForceOpen</p></td><td colspan="1"
>rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1"
>class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
>class="confluenceTd"><p>This property, if true, forces the circuit breaker
>into an open (tripped) state in which it will reject all
>requests.</p></td></tr><tr><td
colspan="1" rowspan="1"
class="confluenceTd"><p>circuitBreakerRequestVolumeThreshold</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>20</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the minimum number of requests in a
rolling window that will trip the circuit.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>circuitBreakerSleepWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>5000</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the amount of time, after tripping
the circuit, to reject requests before allowing attempts again to determine if
the circuit should again be closed.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>executionIsolationSemaphoreMaxConcurrentRequests</p></td><td
colspan="1" rowspan="1
" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the maximum number of requests
allowed to a HystrixCommand.run() method when you are using
ExecutionIsolationStrategy.SEMAPHORE.</p><p>If this maximum concurrent limit is
hit then subsequent requests will be rejected.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>executionIsolationStrategy</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>THREAD</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property indicates which isolation strategy
HystrixCommand.run() executes with, one of the following two
choices:</p><ul><li><p>THREAD — it executes on a separate thread and
concurrent requests are limited by the number of threads in the
thread-pool</p></li><li><p>SEMAPHORE — it executes on the
calling thread and concurrent requests are limited by the semaphore
count</p></li></ul></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>executionIsolationThreadInterruptOnTimeout</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property indicates whether the
HystrixCommand.run() execution should be interrupted when a timeout
occurs.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>executionTimeoutInMilliseconds</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>1000</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the time in milliseconds after which
the caller will observe a timeout and walk away from the command
execution.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>ex
ecutionTimeoutEnabled</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property indicates whether the
HystrixCommand.run() execution should have a timeout.</p></td></tr><tr><td
colspan="1" rowspan="1"
class="confluenceTd"><p>fallbackIsolationSemaphoreMaxConcurrentRequests</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the maximum number of requests a
HystrixCommand.getFallback() method is allowed to make from the calling
thread.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>fallbackEnabled</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1
" class="confluenceTd"><p>This property determines whether a call to
HystrixCommand.getFallback() will be attempted when failure or rejection
occurs.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>metricsHealthSnapshotIntervalInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>500</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the time to wait, in milliseconds,
between allowing health snapshots to be taken that calculate success and error
percentages and affect circuit breaker status.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>metricsRollingPercentileBucketSize</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>100</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the maximum number of execution
times that are
kept per bucket. If more executions occur during the time they will wrap
around and start over-writing at the beginning of the
bucket.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>metricsRollingPercentileEnabled</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property indicates whether execution latencies
should be tracked and calculated as percentiles. If they are disabled, all
summary statistics (mean, percentiles) are returned as -1.</p></td></tr><tr><td
colspan="1" rowspan="1"
class="confluenceTd"><p>metricsRollingPercentileWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>60000</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the duration of the rolling window
in which execution t
imes are kept to allow for percentile calculations, in
milliseconds.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>metricsRollingPercentileWindowBuckets</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>6</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property sets the number of buckets the
rollingPercentile window will be divided into.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>metricsRollingStatisticalWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>10000</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>The following properties are related to capturing
metrics from HystrixCommand and HystrixObservableCommand
execution.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>metricsRollingStatisticalWindowBuckets</p><
/td><td colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>This property sets the number of buckets
the rolling statistical window is divided into.</p></td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"><p>requestCacheEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>This property indicates whether
HystrixCommand.getCacheKey() should be used with HystrixRequestCache to provide
de-duplication functionality via request-scoped caching.</p></td></tr><tr><td
colspan="1" rowspan="1" class="confluenceTd"><p>requestLogEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="conflue
nceTd"><p>This property indicates whether HystrixCommand execution and events
should be logged to HystrixRequestLog.</p></td></tr></tbody></table></div><h3
id="Hystrix-InMessageHeaders">In Message Headers</h3><p>Used to override URI
options per message basis.</p><div class="table-wrap"><table
class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1"
class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>CamelHystrixClearCacheFirst</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixRequestContex</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>HystrixRequestContext
</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and
default value provided in the URI options section above.</p></td></tr><tr><td
colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixGroupKey</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCommandKey</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolKey</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options s
ection above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixRunEndpointId</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixFallbackEndpointId</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCorePoolSize</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixKeepAliveTim
e</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixMaxQueueSize</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixQueueSizeRejectionThreshold</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolMetricsRollingStatisticalWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenc
eTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixThreadPoolRollingNumberStatisticalWindowBuckets</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerErrorThresholdPercentage</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" ro
wspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerForceClosed</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerForceOpen</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerRequestVolumeThreshold</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixCircuitBreakerSleepWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixExecutionIsolationSemaphoreMaxConcurrentRequests</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixExecutionIsolationStrategy</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section
above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixExecutionIsolationThreadInterruptOnTimeout</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixExecutionTimeoutInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixExecutionTimeoutEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" c
lass="confluenceTd"><p>CamelHystrixFallbackIsolationSemaphoreMaxConcurrentRequests</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>CamelHystrixFallbackEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixMetricsHealthSnapshotIntervalInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsR
ollingPercentileBucketSize</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Description and default value provided in
the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileWindowBuckets</p></td><
td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixMetricsRollingStatisticalWindowInMilliseconds</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd"><p>CamelHystrixMetricsRollingStatisticalWindowBuckets</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td
colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value
provided in the URI options section above.</p></td></tr><tr><td colspan="1"
rowspan="1" class="confluenceTd"><p>CamelHystrixRequestCacheEnabled</p></td><td
colspan="1" rowspan="1" class="confluenceTd
"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd"><p>CamelHystrixRequestLogEnabled</p></td><td colspan="1"
rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1"
class="confluenceTd"><p>Description and default value provided in the URI
options section above.</p></td></tr></tbody></table></div><h3
id="Hystrix-OutMessageHeaders">Out Message Headers</h3><p>Mainly to provide
metrics information.</p><div class="table-wrap"><table
class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1"
class="confluenceTh">Name</th><th colspan="1" rowspan="1"
class="confluenceTh">Type</th><th colspan="1" rowspan="1"
class="confluenceTh">Description</th></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixRequestContex</td><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixRequestContex</t
d><td colspan="1" rowspan="1" class="confluenceTd">The default
CamelHystrixRequestContex created during producer startup.</td></tr><tr><td
colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsTotalRequests</td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd">Number of requests during rolling window
(failure + success + timeout + threadPoolRejected +
semaphoreRejected).</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsErrorCount</td><td colspan="1"
rowspan="1" class="confluenceTd">long</td><td colspan="1" rowspan="1"
class="confluenceTd">Number of failed requests during rolling window (failure +
timeout + threadPoolRejected + semaphoreRejected).</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsErrorPercentage</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">errorCount / to
talCount * 100.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsCurrentConcurrentExecutionCount</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">Current number of concurrent executions of
HystrixCommand#run().</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsExecutionTimeMean</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">The mean (average) execution time (in
milliseconds) for the HystrixCommand#run().</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">CamelHystrixCommandMetricsRollingMaxConcurrentExecutions</td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd">Get the max value of values in all buckets for
the given HystrixRollingNumberEvent.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrix
CommandMetricsTotalTimeMean</td><td colspan="1" rowspan="1"
class="confluenceTd">int</td><td colspan="1" rowspan="1"
class="confluenceTd">The mean (average) execution time (in milliseconds) for
HystrixCommand#execute().</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentActiveCount</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">Returns the approximate number of threads that
are actively executing tasks.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCumulativeCountThreadsExecuted</td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd">Cumulative count of number of threads executed
since the start of the application.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentCompletedTaskCount</td><td
colspan="1" rowspan="1" class="confluen
ceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Returns the
approximate total number of tasks that have completed
execution.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentCorePoolSize</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">Returns the core number of
threads.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentLargestPoolSize</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">Returns the largest number of threads that
have ever simultaneously been in the pool.</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentMaximumPoolSize</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">Returns the maximum allowed number of
threads.</td></tr><tr><td c
olspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentPoolSize</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">Returns the current number of threads in the
pool.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentQueueSize</td><td
colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1"
rowspan="1" class="confluenceTd">Current size of BlockingQueue used by the
thread-pool.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentTaskCount</td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd">Returns the approximate total number of tasks
that have ever been scheduled for execution.</td></tr><tr><td colspan="1"
rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsRollingCountThreadsExecuted</td><td
colspan="1" rowspan="1" class="conflu
enceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Rolling
count of number of threads executed during rolling statistical
window.</td></tr><tr><td colspan="1" rowspan="1"
class="confluenceTd">CamelHystrixThreadPoolMetricsRollingMaxActiveThreads</td><td
colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1"
rowspan="1" class="confluenceTd">Rolling max number of active threads during
rolling statistical window.</td></tr></tbody></table></div><h3
id="Hystrix-Example">Example</h3><p>Below is an example route that with Hystrix
endpoint that protects agains slow operation and fallbacks to a different
endpoint.</p><div class="code panel pdl" style="border-width: 1px;"><div
class="codeContent panelContent pdl">
<script class="brush: java; gutter: false; theme: Default"
type="syntaxhighlighter"><