Re: RE: Transactional Reader Writer Locks

2022-01-06 Thread Alexei Scherbakov
rg; alexey.scherbak...@gmail.com > *Subject:* RE: Transactional Reader Writer Locks > > > > Hi, > > I need to understand when we mean LOCK, is this lock is acquired on entire > Cache or on record we are trying to update . > Please clarify . > > > > Regards, > > Gurmeh

Re: Transactional Reader Writer Locks

2021-12-21 Thread Alexei Scherbakov
; transaction logic must protect against it. <=*” > > > > How would a tx logic look like that protects against partial transaction > state in optimistic serializable mode? > > > > Jay > > > > > > *From:* Alexei Scherbakov > *Sent:* Thursday, 16 Decembe

Re: Transactional Reader Writer Locks

2021-12-16 Thread Alexei Scherbakov
achievable if there are multiple ways > to implicitly acquire but none to release locks. > > > > Are we out of luck here or > > - did we miss something? > > - are there workarounds you know of? > > - are there plans to implement transactional re-entrant locks in future > releases? > > > > Jay > > > > > -- Best regards, Alexei Scherbakov

Re: NodeOrder in GridCacheVersion

2020-02-27 Thread Alexei Scherbakov
t; Thread 2: Commit *Optimistic exception is thrown here since current value >> of key1 is not val1 anymore* >> >> When optimistic transactions are used, a user is expected to have a retry >> logic. Alternatively, a pessimistic repeatable_read transaction can be used >> (one should remember that in pessimistic mode locks are acquired on first >> key access and released only on transaction commit). >> >> Hope this helps, >> --AG >> > -- Best regards, Alexei Scherbakov

Re: Adding a binary object to two caches fails with FULL_SYNC write mode configured for the replicated cache

2016-07-19 Thread Alexei Scherbakov
-object-to-two-caches-fails-with-FULL-SYNC-write-mode-configured-for-the-replicated-ce-tp6343p6366.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Adding a binary object to two caches fails with FULL_SYNC write mode configured for the replicated cache

2016-07-18 Thread Alexei Scherbakov
at > > org.apache.ignite.internal.processors.cache.GridCacheAdapter.put(GridCacheAdapter.java:2180) > at > > org.apache.ignite.internal.processors.cache.IgniteCacheProxy.put(IgniteCacheProxy.java:1165) > > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Adding-a-binary-object-to-two-caches-fails-with-FULL-SYNC-write-mode-configured-for-the-replicated-ce-tp6343.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Any plans to enhance support for subselects on partitioned caches?

2016-07-18 Thread Alexei Scherbakov
o-enhance-support-for-subselects-on-partitioned-caches-tp6344.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Store-by-reference

2016-07-18 Thread Alexei Scherbakov
pache-ignite-users.70518.x6.nabble.com/Store-by-reference-tp6341.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Cache Partitioned Mode

2016-07-08 Thread Alexei Scherbakov
Partitioned-Mode-tp6172.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: 答复: 答复: ignite group indexing not work problem

2016-07-08 Thread Alexei Scherbakov
IELDNUM = ?2 > > */ > > WHERE (STRINGVALUE = ?3) > > AND ((OBJID = ?1) > > AND (FIELDNUM = ?2))], [SELECT > > __C0 AS GUID > > FROM PUBLIC.__T0 > > /* "com.huawei.soa.ignite.model.IgniteMetaIndex_Cache"."merge_scan" > */]] > > -

Re: Count distinct not working?

2016-07-07 Thread Alexei Scherbakov
ct-not-working-tp6144p6147.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Count distinct not working?

2016-07-07 Thread Alexei Scherbakov
che > would not be split into the correct map/reduce queries? > > Thanks, >Cristi > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Count-distinct-not-working-tp6144.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Handling external updates to persistence store

2016-07-07 Thread Alexei Scherbakov
? > > Thanks > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Handling-external-updates-to-persistence-store-tp6143.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: 答复: ignite group indexing not work problem

2016-07-06 Thread Alexei Scherbakov
query is : > > String qryStr = " explain select guid from IgniteMetaIndex where objid=? > and fieldnum=? and stringvalue=? "; > > … > > fieldQry.setArgs( "a1162", 7 ,"18835473249"); > > > > hope you can help me. > > > > > > Best

Re: Iterating through a BinaryObject cache fails

2016-07-06 Thread Alexei Scherbakov
8p6076.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Iterating through a BinaryObject cache fails

2016-07-04 Thread Alexei Scherbakov
is message in context: > http://apache-ignite-users.70518.x6.nabble.com/Iterating-through-a-BinaryObject-cache-fails-tp6038p6061.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Error while loading data into cache with BinaryObject as key field

2016-07-04 Thread Alexei Scherbakov
d the scenes. > > Thanks. > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Error-while-loading-data-into-cache-with-BinaryObject-as-key-field-tp6014p6062.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Iterating through a BinaryObject cache fails

2016-07-01 Thread Alexei Scherbakov
race is here <http://pastebin.com/AV6kd2Ka> > > If I tried to query specific objects I am able to do it with the query > approach but iterating through all the elements of the cache is failing. > > What am I missing? > > Thanks > > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Iterating-through-a-BinaryObject-cache-fails-tp6038.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: SQL Query on REST APIs

2016-06-30 Thread Alexei Scherbakov
he-ignite-users.70518.x6.nabble.com/SQL-Query-on-REST-APIs-tp4815p5985.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Error while loading data into cache with BinaryObject as key field

2016-06-30 Thread Alexei Scherbakov
gt; > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Error-while-loading-data-into-cache-with-BinaryObject-as-key-field-tp6014p6019.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Ignite work directory usage?

2016-06-29 Thread Alexei Scherbakov
y? > > There is not much documentation on it. > > Thanks, > Binti > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Ignite-work-directory-usage-tp5936.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: ignite group indexing not work problem

2016-06-28 Thread Alexei Scherbakov
this.oId = oId; > > } > > > > public String getGid() > > { > > return gId; > > } > > > > public void setGuid(String gId) > > { > > this.gId = gId; > > } > > > > public int getFNum() > > { > > return fNum; > > } > > > > public void setFNum(int fNum) > > { > > this.fNum = fNum; > > } > > > > public String getMsg() > > { > > return msg; > > } > > > > public void setMsg(String msg) > > { > > this.msg = msg; > > } > > > > public BigDecimal getNum() > > { > > return num; > > } > > > > public void setNum(BigDecimal num) > > { > > this.num = num; > > } > > > > public Date getDate() > > { > > return date; > > } > > > > public void setDate(Date date) > > { > > this.date = date; > > } > > > > } > > > > > > > > > -- Best regards, Alexei Scherbakov

Re: SQL Query on REST APIs

2016-06-28 Thread Alexei Scherbakov
Hi, Francesco. Please properly subscribe to the user mailing list so community members can see your questions as soon as possible and provide answers on them quicker. All you need to do is send an email to user-subscr...@ignite.apache.orgî and follow simple instructions in the reply. How many

Re: How to call loadCache before node is started ?

2016-06-24 Thread Alexei Scherbakov
t; > > > > > 2016-06-21 9:28 GMT+02:00 Kristian Rosenvold <krosenv...@apache.org>: > >> 2016-06-20 10:27 GMT+02:00 Alexei Scherbakov < > alexey.scherbak...@gmail.com>: > >>> Hi, > >>> > >>> You sho

Re: schema import example ClassNotFoundException: org.apache.ignite.schema.H2DataSourceFactory

2016-06-23 Thread Alexei Scherbakov
gt; Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: SQL Queries - propagate "new" CacheConfiguration.queryEntities over the cluster on an already started cache

2016-06-23 Thread Alexei Scherbakov
Hi, Please properly subscribe to the user list. All you need to do is send an email to ì user-subscr...@ignite.apache.orgî and follow simple instructions in the reply. Unfortunately, DDL is not currently supported by Ignite, but may appear in next releases. Probably someone on dev list knows

Re: Multiple column filtering and sorting in Apache Ignite

2016-06-22 Thread Alexei Scherbakov
list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Multiple column filtering and sorting in Apache Ignite

2016-06-22 Thread Alexei Scherbakov
message in context: > http://apache-ignite-users.70518.x6.nabble.com/Multiple-column-filtering-and-sorting-in-Apache-Ignite-tp5783.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: SqlQuery and removing/evict items from the cache

2016-06-20 Thread Alexei Scherbakov
with the actual items in > the cache? > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/SqlQuery-and-removing-evict-items-from-the-cache-tp5754.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Behind cache ScanQuery

2016-06-20 Thread Alexei Scherbakov
e Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: How deploy Ignite workers in a Spark cluster

2016-06-20 Thread Alexei Scherbakov
Ignite workers on completion. > > What is supposed to be the best approach to implement that. > > > Thanks, > Paolo > > > On Wed, Jun 15, 2016 at 6:13 PM, Alexei Scherbakov < > alexey.scherbak...@gmail.com> wrote: > >> Your understanding is correct. &g

Re: How to call loadCache before node is started ?

2016-06-20 Thread Alexei Scherbakov
Hi, You should not rely on cache.size method for checking data consistency. cache.size skips keys which is not currently loaded by read-through behavior. 2016-06-18 15:14 GMT+03:00 Kristian Rosenvold <krosenv...@apache.org>: > 2016-06-18 13:02 GMT+02:00 Alexei Scherbakov <ale

Re: How to call loadCache before node is started ?

2016-06-18 Thread Alexei Scherbakov
g can get partial replication. How can I make loadCache > happen during getOrCreateCache to ensure atomic startup/loading of the > cache ? > > Kristian > -- Best regards, Alexei Scherbakov

Re: schema import example ClassNotFoundException: org.apache.ignite.schema.H2DataSourceFactory

2016-06-17 Thread Alexei Scherbakov
text: > http://apache-ignite-users.70518.x6.nabble.com/schema-import-example-ClassNotFoundException-org-apache-ignite-schema-H2DataSourceFactory-tp5629p5705.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: schema import example ClassNotFoundException: org.apache.ignite.schema.H2DataSourceFactory

2016-06-16 Thread Alexei Scherbakov
tory > > How do you enable Classloading properly? > > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/schema-import-example-ClassNotFoundException-org-apache-ignite-schema-H2DataSourceFactory-tp5629.html > Sent from the Apach

Re: How deploy Ignite workers in a Spark cluster

2016-06-15 Thread Alexei Scherbakov
ain/groovy/org/apache/ignite/examples/JavaIgniteSimpleApp.java > > > > Cheers, p > > > On Wed, Jun 15, 2016 at 5:00 PM, Alexei Scherbakov < > alexey.scherbak...@gmail.com> wrote: > >> I don't think it's OK. >> >> Which Ingite's version do you use? >

Re: How deploy Ignite workers in a Spark cluster

2016-06-15 Thread Alexei Scherbakov
0] > > It looks like there are not ignite daemons to which connect to. Also > inspecting the Spark worker log I'm unable to find any message produced by > Ignite. I'm expecting instead to find the log messages produced by the > ignite daemon startup. > > > Any idea what's wrong? > > > Cheers, > Paolo > > -- Best regards, Alexei Scherbakov

Re: How can i get igniteCache data with timeout?

2016-06-15 Thread Alexei Scherbakov
; icache .get(keyn, timeout) > > Unfortunately it is no way. > How can i get igniteCache data with timeout? > > Best Wishes. > Thanks. > -- Best regards, Alexei Scherbakov

Re: Simulating Graph Dependencies With Ignite

2016-06-10 Thread Alexei Scherbakov
Thanks. > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Simulating-Graph-Dependencies-With-Ignite-tp5282p5572.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Simulating Graph Dependencies With Ignite

2016-06-10 Thread Alexei Scherbakov
ntext: > http://apache-ignite-users.70518.x6.nabble.com/Simulating-Graph-Dependencies-With-Ignite-tp5282p5538.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: "Select count(*) " returns incorrect records for distributed cache.

2016-06-10 Thread Alexei Scherbakov
gt; TABLE_CACHE_NAME + "\".Table t "); > > > Thanks, > Rupinder Virk > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Select-count-returns-incorrect-records-for-distributed-cache-tp5546.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Ignite : Slow Client

2016-06-07 Thread Alexei Scherbakov
-07 15:21 GMT+03:00 M Singh <mans2si...@yahoo.com>: > Yes Alexie, I should have mentioned that (my bad). > > > On Tuesday, June 7, 2016 5:17 AM, Alexei Scherbakov < > alexey.scherbak...@gmail.com> wrote: > > > Hi, > > Do you mean Ignite's Event d

Re: Ignite : Slow Client

2016-06-07 Thread Alexei Scherbakov
it get events from it's previous > queue ? > 4. If #3 is true, then during the time slow client is disconnected, is > it's queue still gathering events while the client is trying to reconnect ? > > Thanks > -- Best regards, Alexei Scherbakov

Re: Ignite faster with startup order

2016-06-07 Thread Alexei Scherbakov
l > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Simulating Graph Dependencies With Ignite

2016-06-07 Thread Alexei Scherbakov
your inputs on the affinity code? > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Simulating-Graph-Dependencies-With-Ignite-tp5282p5478.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: cluster node attribute based authorization

2016-06-07 Thread Alexei Scherbakov
t; in that node would be invalid. > > > > How should I fix this? Is there a callback I can implement when a node > leaves a cluster that I can use to create a new JWT token and attach to it? > > > > Any guidance would be appreciated. > > > > -- > > anand > -- Best regards, Alexei Scherbakov

Re: Self Join Query As An Alternative To IN clause

2016-06-07 Thread Alexei Scherbakov
ry-As-An-Alternative-To-IN-clause-tp5448p5473.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Running an infinite job? (use case inside) or alternatives

2016-06-06 Thread Alexei Scherbakov
s there any other suitable alternative for the problem described above? > > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Running-an-infinite-job-use-case-inside-or-alternatives-tp5430.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Self Join Query As An Alternative To IN clause

2016-06-06 Thread Alexei Scherbakov
2.jdbc.JdbcPreparedStatement.setObject(JdbcPreparedStatement.java:451) > at > > org.apache.ignite.internal.processors.query.h2.IgniteH2Indexing.bindObject(IgniteH2Indexing.java:502) > ... 45 more > > What could be missing? > > Thanks. > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Self-Join-Query-As-An-Alternative-To-IN-clause-tp5448.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Unexpected performance issue with SQL query followed by error

2016-06-02 Thread Alexei Scherbakov
sue-with-SQL-query-followed-by-error-tp4726p5368.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: About benchmark and scalability testing

2016-06-02 Thread Alexei Scherbakov
ctly prohibited, and may be unlawful.If you have received this > communication in error,please > immediately notify the sender by return e-mail, and delete the original > message and all copies from > your system. Thank you. > > ----------- > -- Best regards, Alexei Scherbakov

Re: Simulating Graph Dependencies With Ignite

2016-06-02 Thread Alexei Scherbakov
.localPeek(key; > } > > Kindly let me know your suggestions. > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Simulating-Graph-Dependencies-With-Ignite-tp5282p5369.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: listening for events on transactions

2016-06-01 Thread Alexei Scherbakov
good at > sharing data to work well in my environment. > > What do you think ? > > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/listening-for-events-on-transactions-tp5346p5357.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Unexpected performance issue with SQL query followed by error

2016-06-01 Thread Alexei Scherbakov
> 464))) > AND ((ACTIVITY0.KERNEL_ID IS NULL) > AND (ACTIVITY0.REALIZATION_ID IS NULL))) > AND ((ACTIVITYHISTORYUSERACCOUNT0.USERACCOUNT_ID = 600301) > OR ((ACTIVITYUSERACCOUNTROLE0.USERACCOUNTROLE_ID IN(1, 3)) > AND ((ACTIVITY0.REMOVEFROMWORKLIST = 0) > OR (ACTIVITYHISTORYUSERACCOUNT0.USERACCOUNT_ID IS NULL/ > > Hmm so yeah looks like we are seeing strange numbers in the explain, even > though the starting data and queries are the same. > > > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Unexpected-performance-issue-with-SQL-query-followed-by-error-tp4726p5355.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: listening for events on transactions

2016-06-01 Thread Alexei Scherbakov
gt; View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/listening-for-events-on-transactions-tp5346.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Unexpected performance issue with SQL query followed by error

2016-05-31 Thread Alexei Scherbakov
> http://apache-ignite-users.70518.x6.nabble.com/Unexpected-performance-issue-with-SQL-query-followed-by-error-tp4726p5338.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: How to update Ignite config in Production Environment

2016-05-30 Thread Alexei Scherbakov
t; Do you mean I need a separate program to manage the cache?How can I backed > up data to other topology node?Where can I find an example? > > > Thanks > > 2016-05-30 22:28 GMT+08:00 Alexei Scherbakov <alexey.scherbak...@gmail.com > >: > >> Hi, >>

Re: Affinity Key Mapping

2016-05-30 Thread Alexei Scherbakov
wil try your work around. > > Many thanks for your replies, it is really helpful. > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Affinity-Key-Mapping-tp5212p5327.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: A question about ignite-indexing and H2

2016-05-30 Thread Alexei Scherbakov
U.warn(log, "Custom H2 serialization is already configured, will > override."); > > Utils.serializer = h2Serializer(); > Is there any way to solve it? I am looking forward to your replay.Thank > you. -- Best regards, Alexei Scherbakov

Re: Affinity Key Mapping

2016-05-30 Thread Alexei Scherbakov
y-Key-Mapping-tp5212p5321.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Unexpected performance issue with SQL query followed by error

2016-05-30 Thread Alexei Scherbakov
.apache.ignite.internal.processors.query.h2.twostep.GridMapQueryExecutor.onQueryRequest(GridMapQueryExecutor.java:501) > at > > org.apache.ignite.internal.processors.query.h2.twostep.GridMapQueryExecutor.onMessage(GridMapQueryExecutor.java:184) > at > > org.apache.ignite.internal.processors.query.h2.twostep.GridReduceQueryExecutor.send(GridReduceQueryExecutor.java:1065) > at > > org.apache.ignite.internal.processors.query.h2.twostep.GridReduceQueryExecutor.query(GridReduceQueryExecutor.java:572) > ... 11 more > / > > Not sure you need to spend time in this though, for me the UNION path is > not > feasible anyhow but in case you like to go deeper on these errors in terms > of the product I'll be happy to run additional tests. > > br > jan > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Unexpected-performance-issue-with-SQL-query-followed-by-error-tp4726p5311.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Issue of ignite run in docker

2016-05-30 Thread Alexei Scherbakov
> > > > > > > > class="org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi"> > > > > > > class="org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder"> > > > > > 10.0.1.2:47500..47509 > > 10.0.1.3:47500..47509 > > > > > > > > > > -- > scsi > -- Best regards, Alexei Scherbakov

Re: Unexpected performance issue with SQL query followed by error

2016-05-30 Thread Alexei Scherbakov
How much time does it take to iterate all results for that query ? My test shows it take about 9 seconds to fully iterate result set on warmed up cache. Is this OK for you? Considering initial complex query optimization, as I already told it should be split to 3 sub-queries to avoid OR

Re: Simulating Graph Dependencies With Ignite

2016-05-28 Thread Alexei Scherbakov
he update query on that > node. > > Thank you, > Amit. > > > On Fri, May 27, 2016 at 9:08 PM, Alexei Scherbakov < > alexey.scherbak...@gmail.com> wrote: > >> Of course you can store result of recalculation in the temp variable if >> it's needed for ne

Re: Simulating Graph Dependencies With Ignite

2016-05-27 Thread Alexei Scherbakov
Of course you can store result of recalculation in the temp variable if it's needed for next recalculation. 2016-05-27 18:34 GMT+03:00 Alexei Scherbakov <alexey.scherbak...@gmail.com>: > Hi, > > You can store cell dependencies as Ignite's data grid of > > IgniteCa

Re: Simulating Graph Dependencies With Ignite

2016-05-27 Thread Alexei Scherbakov
dependencies and not data. > > I would appreciate to get inputs on this. > > Thanks, > Amit > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Simulating-Graph-Dependencies-With-Ignite-tp5282.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Unexpected performance issue with SQL query followed by error

2016-05-27 Thread Alexei Scherbakov
ityCacheCfg); > / > > The CacheConfig also defines the fields ... and not the indexes we add from > annotations - is this potentially clashing? > > best regards > jan > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Unexpected-performance-issue-with-SQL-query-followed-by-error-tp4726p5281.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Unexpected performance issue with SQL query followed by error

2016-05-27 Thread Alexei Scherbakov
gt; Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: MArshaller question

2016-05-27 Thread Alexei Scherbakov
haller, JDkMarshaller or OptimizedMarshaller purely from > performance standpoints > > > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/MArshaller-question-tp5273.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Unexpected performance issue with SQL query followed by error

2016-05-26 Thread Alexei Scherbakov
t; -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Unexpected-performance-issue-with-SQL-query-followed-by-error-tp4726p5240.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-26 Thread Alexei Scherbakov
pauses. [1] https://apacheignite.readme.io/docs/jvm-and-system-tuning 2016-05-26 19:40 GMT+03:00 Tomek W <rrrtomtom...@gmail.com>: > Ok, I will try it. However, Why OFF_HEAP_TIERED ? It seem to be not fast > as ON HEAP > > 2016-05-26 18:32 GMT+02:00 Alexei Scherbakov <alexey.

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-26 Thread Alexei Scherbakov
loading. > > When it comes to JDBC client, I did show fragment of code in previous post. > > 2016-05-26 16:15 GMT+02:00 Alexei Scherbakov <alexey.scherbak...@gmail.com > >: > >> I see long pauses in your GC log (> 3 seconds) >> This means your app have high press

Re: Unexpected performance issue with SQL query followed by error

2016-05-26 Thread Alexei Scherbakov
> View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Unexpected-performance-issue-with-SQL-query-followed-by-error-tp4726p5194.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-26 Thread Alexei Scherbakov
2] ^-- Disable grid events (remove 'includeEventTypes' from > configuration) > [01:03:02] ^-- Enable ATOMIC mode if not using transactions (set > 'atomicityMode' to ATOMIC) > [01:03:02] ^-- Enable write-behind to persistent store (set > 'writeBehindEnabled' to true) > > >

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-25 Thread Alexei Scherbakov
t; [image: Obraz w treści 1] > > What code do you mean ? JDBC client ? > > 2016-05-25 10:25 GMT+02:00 Alexei Scherbakov <alexey.scherbak...@gmail.com > >: > >> What's the batch size for postgresql ? >> What's the size of one entry ? >> Could you provi

Re: Working Directly with Binary objects

2016-05-25 Thread Alexei Scherbakov
om the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-25 Thread Alexei Scherbakov
he client in both cases? > 3000 000 > > | Do the both queries involve network I/O ? > No, I have only local one server (for testing purpose). > > > 2016-05-25 9:59 GMT+02:00 Alexei Scherbakov <alexey.scherbak...@gmail.com> > : > >> SELECT * is not really a good tes

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-25 Thread Alexei Scherbakov
than Ignite. I show you > significant fragments of my configuration: > http://pastebin.com/EQC4JPWR > > And xml for server file: > http://pastebin.com/enR9h5J4 > > > Try to consider why postgresql is still better, please. > > > -- Best regards, Alexei Scherbakov

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-24 Thread Alexei Scherbakov
so I > succesively increased it. > How to measure it ? Why client requires so much memory ? > > 2016-05-24 14:28 GMT+02:00 Alexei Scherbakov <alexey.scherbak...@gmail.com > >: > >> Just use this: >> >> -server -Xms10G -Xmx10G -XX:+UseParNewGC -XX:+UseConcMark

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-24 Thread Alexei Scherbakov
erver node > (keep cache - data). > Now client also requires ~4GB data. Why ? After all, it doesn't keep > data, only run hot loading. > > > > > > 2016-05-24 13:44 GMT+02:00 Alexei Scherbakov <alexey.scherbak...@gmail.com > >: > >> Try to start

Re: off heap indexes - setSqlOnheapRowCacheSize - how does it improve efficiency ?

2016-05-24 Thread Alexei Scherbakov
ch node I am going to use about 10 GB. (My ram is 16GB). > Can you help me adjust configuration for this aim ? > It is very important for me. > Aim: Extremely fast sql quries. > > > 2016-05-23 18:13 GMT+02:00 Alexei Scherbakov <alexey.scherbak...@gmail.com > >

Re: Unexpected performance issue with SQL query followed by error

2016-05-23 Thread Alexei Scherbakov
m/Unexpected-performance-issue-with-SQL-query-followed-by-error-tp4726p4993.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Problem about cache data size

2016-05-18 Thread Alexei Scherbakov
ers.70518.x6.nabble.com/Problem-about-cache-data-size-tp5016.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Using SQL to query Object field stored in Cache ?

2016-05-18 Thread Alexei Scherbakov
y.BinaryMarshaller.unmarshal(BinaryMarshaller.java:112) > at > org.apache.ignite.internal.processors.query.h2.IgniteH2Indexing$5.deserialize(IgniteH2Indexing.java:1491) > at org.h2.util.Utils.deserialize(Utils.java:392) > > If value > 182 is taken out of the query, it

Re: Cache Refresh Options

2016-05-16 Thread Alexei Scherbakov
Cool, didn't knew what 2016-05-16 12:00 GMT+03:00 Pavel Tupitsyn <ptupit...@gridgain.com>: > Ignite does have built-in scheduling capabilities, please see > https://apacheignite.readme.io/docs/cron-based-scheduling > > Pavel. > > On Mon, May 16, 2016 at 11:

Re: Problem with getting started on Windows 7

2016-05-06 Thread Alexei Scherbakov
mmandLineStartup > > Java HotSpot(TM) 64-Bit Server VM warning: ignoring option > MaxPermSize=256m; > > support was removed in 8.0 > > ▒▒▒ ▒த▒▒▒ ▒▒ ▒▒▒ . . . > > > > > > > > > > -- > > View this message in context: > http://apa

Re: How to start and use ignite in Tomcat

2016-05-05 Thread Alexei Scherbakov
org.apache.ignite.IgniteCheckedException: Ignite instance >> with this name has already been started: b2c_acc >> " >> >> :-( the thing is this kind of client mode is ok without Tomcat... >> >> please help~~ >> >> >> >> >> -- >> View this message in context: >> http://apache-ignite-users.70518.x6.nabble.com/How-to-start-and-use-ignite-in-Tomcat-tp4776.html >> Sent from the Apache Ignite Users mailing list archive at Nabble.com. >> > > > > -- > Andrey Gura > GridGain Systems, Inc. > www.gridgain.com > -- Best regards, Alexei Scherbakov

Re: Ignite client near cache conflicts with server distributed cache

2016-05-05 Thread Alexei Scherbakov
t; > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Ignite-client-near-cache-conflicts-with-server-distributed-cache-tp4768p4792.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: CacheStore implementation dependencies for Ignite

2016-05-05 Thread Alexei Scherbakov
6.nabble.com/CacheStore-implementation-dependencies-for-Ignite-tp4787.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: ignite service session issue

2016-04-26 Thread Alexei Scherbakov
le.com. > -- Best regards, Alexei Scherbakov

Re: Detecting a node leaving the cluster

2016-04-26 Thread Alexei Scherbakov
ClientMode - >>> true) for control of cluster. Client node is isolated from data processing >>> and not subject fail of load. >>> Why are you connect each node with third party application instead of to >>> do that only from client? >>> >>> On Sat, Apr 23, 2016 at 4:10 AM, Ralph Goers <ralph.go...@dslextreme.com >>> > wrote: >>> >>>> I have an application that is using Ignite for a clustered cache. Each >>>> member of the cache will have connections open with a third party >>>> application. When a cluster member stops its connections must be >>>> re-established on other cluster members. >>>> >>>> I can do this manually if I have a way of detecting a node has left the >>>> cluster, but I am hoping that there is some other recommended way of >>>> handling this. >>>> >>>> Any suggestions? >>>> >>>> Ralph >>>> >>> >>> >>> >>> -- >>> Vladislav Pyatkov >>> >>> >>> >>> >> > -- Best regards, Alexei Scherbakov

Re: What will happend in case of run out of memory ?

2016-04-22 Thread Alexei Scherbakov
e at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Data lost when using write-behind

2016-04-18 Thread Alexei Scherbakov
le the server crash when using write-behind. > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Data-lost-when-using-write-behind-tp4265.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Question for data persistence

2016-04-18 Thread Alexei Scherbakov
pache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: How to re-direct Ignite logs to log4j2?

2016-04-18 Thread Alexei Scherbakov
cfg = new IgniteConfiguration(); >> ... >> cfg.setGridLogger(new Slf4jLogger()); >> Ignition.start(cfg); >> >> Added the ignite-slf4j-1.5.0.final.jar, slf4j-api-1.7.7.jar and >> slf4j-log4j12-1.7.6.jar to the classpath >> >> --Kamal >> >>

Re: How to re-direct Ignite logs to log4j2?

2016-04-17 Thread Alexei Scherbakov
the log4j2.xml. Still, the logs thrown to the console. > > Can anyone tell how to re-direct the logs? > > --Kamal > -- Best regards, Alexei Scherbakov

Re: executing jar application with ignite server

2016-04-15 Thread Alexei Scherbakov
t; Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: how to check whether server and client connected?

2016-04-13 Thread Alexei Scherbakov
heck-whether-server-and-client-connected-tp4117.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov

Re: Should Ignition.start() method to be called in a spark-igniteRDD app?

2016-04-08 Thread Alexei Scherbakov
6th comment written by me, thanks a lot > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Should-Ignition-start-method-to-be-called-in-a-spark-igniteRDD-app-tp3854p3947.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Best regards, Alexei Scherbakov