[jira] [Assigned] (IGNITE-3471) Do not send previous value to client node for invoke() when possible
[
https://issues.apache.org/jira/browse/IGNITE-3471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dmitry Karachentsev reassigned IGNITE-3471:
---
Assignee: (was: Dmitry Karachentsev)
> Do not send previous value to client node for invoke() when possible
>
>
> Key: IGNITE-3471
> URL: https://issues.apache.org/jira/browse/IGNITE-3471
> Project: Ignite
> Issue Type: Task
> Components: cache
>Affects Versions: 1.4
>Reporter: Alexey Goncharuk
>Priority: Major
> Fix For: 2.8
>
> Attachments: CacheEntryProcessorTxSelfTest.java
>
>
> Currently for invoke() or invokeAll() methods we send previous cache value to
> near node and apply EntryProcessor locally to get a return value. This can
> induce a significant overhead when cache value is much larger than entry
> processor result.
> For many cases this can be avoided, e.g.
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> tx.commit();
> }
> {code}
> Note that we need to add additional handling of such a case:
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> cache.get(key); // This should actually get the current cache value from
> primary node and apply an entry processor locally to get the updated value.
> tx.commit();
> }
> {code}
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[jira] [Assigned] (IGNITE-3471) Do not send previous value to client node for invoke() when possible
[
https://issues.apache.org/jira/browse/IGNITE-3471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dmitry Karachentsev reassigned IGNITE-3471:
---
Assignee: Dmitry Karachentsev
> Do not send previous value to client node for invoke() when possible
>
>
> Key: IGNITE-3471
> URL: https://issues.apache.org/jira/browse/IGNITE-3471
> Project: Ignite
> Issue Type: Task
> Components: cache
>Affects Versions: 1.4
>Reporter: Alexey Goncharuk
>Assignee: Dmitry Karachentsev
>Priority: Major
> Fix For: 2.5
>
> Attachments: CacheEntryProcessorTxSelfTest.java
>
>
> Currently for invoke() or invokeAll() methods we send previous cache value to
> near node and apply EntryProcessor locally to get a return value. This can
> induce a significant overhead when cache value is much larger than entry
> processor result.
> For many cases this can be avoided, e.g.
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> tx.commit();
> }
> {code}
> Note that we need to add additional handling of such a case:
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> cache.get(key); // This should actually get the current cache value from
> primary node and apply an entry processor locally to get the updated value.
> tx.commit();
> }
> {code}
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[jira] [Assigned] (IGNITE-3471) Do not send previous value to client node for invoke() when possible
[
https://issues.apache.org/jira/browse/IGNITE-3471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Alexandr Fedotov reassigned IGNITE-3471:
Assignee: (was: Alexandr Fedotov)
> Do not send previous value to client node for invoke() when possible
>
>
> Key: IGNITE-3471
> URL: https://issues.apache.org/jira/browse/IGNITE-3471
> Project: Ignite
> Issue Type: Task
> Components: cache
>Affects Versions: 1.4
>Reporter: Alexey Goncharuk
> Fix For: 2.2
>
> Attachments: CacheEntryProcessorTxSelfTest.java
>
>
> Currently for invoke() or invokeAll() methods we send previous cache value to
> near node and apply EntryProcessor locally to get a return value. This can
> induce a significant overhead when cache value is much larger than entry
> processor result.
> For many cases this can be avoided, e.g.
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> tx.commit();
> }
> {code}
> Note that we need to add additional handling of such a case:
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> cache.get(key); // This should actually get the current cache value from
> primary node and apply an entry processor locally to get the updated value.
> tx.commit();
> }
> {code}
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[jira] [Assigned] (IGNITE-3471) Do not send previous value to client node for invoke() when possible
[
https://issues.apache.org/jira/browse/IGNITE-3471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Alexandr Fedotov reassigned IGNITE-3471:
Assignee: Alexandr Fedotov
> Do not send previous value to client node for invoke() when possible
>
>
> Key: IGNITE-3471
> URL: https://issues.apache.org/jira/browse/IGNITE-3471
> Project: Ignite
> Issue Type: Task
> Components: cache
>Affects Versions: 1.4
>Reporter: Alexey Goncharuk
>Assignee: Alexandr Fedotov
> Attachments: CacheEntryProcessorTxSelfTest.java
>
>
> Currently for invoke() or invokeAll() methods we send previous cache value to
> near node and apply EntryProcessor locally to get a return value. This can
> induce a significant overhead when cache value is much larger than entry
> processor result.
> For many cases this can be avoided, e.g.
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> tx.commit();
> }
> {code}
> Note that we need to add additional handling of such a case:
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> cache.get(key); // This should actually get the current cache value from
> primary node and apply an entry processor locally to get the updated value.
> tx.commit();
> }
> {code}
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[jira] [Assigned] (IGNITE-3471) Do not send previous value to client node for invoke() when possible
[
https://issues.apache.org/jira/browse/IGNITE-3471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Nikolay Tikhonov reassigned IGNITE-3471:
Assignee: Nikolay Tikhonov (was: Andrey Velichko)
> Do not send previous value to client node for invoke() when possible
>
>
> Key: IGNITE-3471
> URL: https://issues.apache.org/jira/browse/IGNITE-3471
> Project: Ignite
> Issue Type: Task
> Components: cache
>Affects Versions: 1.4
>Reporter: Alexey Goncharuk
>Assignee: Nikolay Tikhonov
> Attachments: CacheEntryProcessorTxSelfTest.java
>
>
> Currently for invoke() or invokeAll() methods we send previous cache value to
> near node and apply EntryProcessor locally to get a return value. This can
> induce a significant overhead when cache value is much larger than entry
> processor result.
> For many cases this can be avoided, e.g.
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> tx.commit();
> }
> {code}
> Note that we need to add additional handling of such a case:
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> cache.get(key); // This should actually get the current cache value from
> primary node and apply an entry processor locally to get the updated value.
> tx.commit();
> }
> {code}
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[jira] [Assigned] (IGNITE-3471) Do not send previous value to client node for invoke() when possible
[
https://issues.apache.org/jira/browse/IGNITE-3471?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Andrey Velichko reassigned IGNITE-3471:
---
Assignee: Andrey Velichko
> Do not send previous value to client node for invoke() when possible
>
>
> Key: IGNITE-3471
> URL: https://issues.apache.org/jira/browse/IGNITE-3471
> Project: Ignite
> Issue Type: Task
> Components: cache
>Affects Versions: 1.4
>Reporter: Alexey Goncharuk
>Assignee: Andrey Velichko
>
> Currently for invoke() or invokeAll() methods we send previous cache value to
> near node and apply EntryProcessor locally to get a return value. This can
> induce a significant overhead when cache value is much larger than entry
> processor result.
> For many cases this can be avoided, e.g.
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> tx.commit();
> }
> {code}
> Note that we need to add additional handling of such a case:
> {code}
> try (tx = txStart()) {
> cache.invoke(key, EP); // No need to send previous value to client in
> this case.
> cache.get(key); // This should actually get the current cache value from
> primary node and apply an entry processor locally to get the updated value.
> tx.commit();
> }
> {code}
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