Re: [cassandra 3.6.] Nodetool Repair + tombstone behaviour

2016-09-29 Thread Atul Saroha
emental repair here : https://github.com/thelastpi >> ckle/cassandra-reaper >> It comes with a tweaked version of the UI made by Stephan Podkowinski ( >> https://github.com/spodkowinski/cassandra-reaper-ui) - that eases >> interactions to schedule, run and track repair - w

Re: [cassandra 3.6.] Nodetool Repair + tombstone behaviour

2016-09-29 Thread Atul Saroha
ractions to schedule, run and track repair - which adds fields to run > incremental repair (accessible via ...:8080/webui/ in your browser). > > Cheers, > > > > On Thu, Sep 29, 2016 at 12:33 PM Atul Saroha <atul.sar...@snapdeal.com> > wrote: > >> Hi, >> >

Re: [cassandra 3.6.] Nodetool Repair + tombstone behaviour

2016-09-29 Thread Atul Saroha
ole cluster > seem to have zombie data. > What is the connection you see between the node that went down and the > fact that deleted data comes back to life ? > What is your strategy for cyclic maintenance repair (schedule, command > line or tool, etc...) ? > > Thanks, > > On Thu

[cassandra 3.6.] Nodetool Repair + tombstone behaviour

2016-09-29 Thread Atul Saroha
surfacing again in cassandra. It seems Nodetool repair in not syncing tomebstone across cluster. FYI, we have 3 data centres now. Just want the help how to verify and debug this issue. Help will be appreciated. -- Regards, Atul Saroha *Lead Software Engineer | CAMS* M: +91 8447784271 Plot #362, ASF

Select..IN query specs

2016-08-30 Thread Atul Saroha
erstanding - Atul Saroha *Lead Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362, ASF Centre - Tower A, Udyog Vihar, Phase -4, Sector 18, Gurgaon, Haryana 122016, INDIA

Re: Read timeouts on primary key queries

2016-08-30 Thread Atul Saroha
it comes. - Atul Saroha *Lead Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362, ASF Centre - Tower A, Udyog Vihar, Phase -4, Sector 18, Gurgaon

Re: MATERIALIZED VIEW difference in 3.0.3 to 3.0.7/3.7

2016-06-22 Thread Atul Saroha
MV key. - Atul Saroha *Lead Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362, ASF Centre - Tower A, Udyog Vihar, Phase -4, Sector 18, Gurgaon, Haryana 122016, INDIA On Tue, Jun 21, 2016 at 11:41 PM, Michae

MATERIALIZED VIEW difference in 3.0.3 to 3.0.7/3.7

2016-06-21 Thread Atul Saroha
tition key. Then why we are getting this error in 3.0.7/3.7 cassandra. Help will be appreciated. ----- Atul Saroha *Lead Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362, ASF Centre - Tower A, Udyog Vihar, Phase -4, Sector 18, Gurgaon, Haryana 122016, INDIA

Re: High Heap Memory usage during nodetool repair in Cassandra 3.0.3

2016-06-20 Thread Atul Saroha
513>. - Atul Saroha *Lead Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362, ASF Centre - Tower A, Udyog Vihar, Phase -4, Sector 18, Gurgaon, Haryana 122016, INDIA On Mon, Jun 20, 2016 at 10:00 PM, Paulo Motta <pauloricard...@gmail.c

Re: select query on entire primary key returning more than one row in result

2016-06-14 Thread Atul Saroha
. - Atul Saroha *Lead Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362, ASF Centre - Tower A, Udyog Vihar, Phase -4, Sector 18, Gurgaon, Haryana 122016, INDIA On Tue, Jun 14, 2016 at 9:54 PM, Tyler

Re: select query on entire primary key returning more than one row in result

2016-06-14 Thread Atul Saroha
: false, > validated : true, > case_sensitive : false > } > } > }'}; > ----- Atul Saroha *Lead Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362,

Re: Low cardinality secondary index behaviour

2016-05-18 Thread Atul Saroha
Thanks Tyler, SPARSE SASI index solves my use case. Planing to upgrade the cassandra to 3.0.6 now. - Atul Saroha *Lead Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069

Migrating from Cassandra-Lucene to SASI

2016-05-18 Thread Atul Saroha
lso fetching functionality of lucene 'filter' search and SASI is also sequancial, i.e. no scatter gather. Does it worth to migrate to SASI if your column family face heavy deletes too. --

Low cardinality secondary index behaviour

2016-05-10 Thread Atul Saroha
cardinality index in Cassandra? Thanks - Atul Saroha *Lead Software Engineer* Plot # 362, ASF Centre - Tower A, Udyog Vihar, Phase -4, Sector 18, Gurgaon, Haryana 122016, INDIA

Optimizing read and write performance in cassandra through multi-DCs.

2016-03-31 Thread Atul Saroha
oach than this? Note: bulk upload will write lots of partition keys in a batch. and We have spark read and write jobs also configured with Write DC. ----- Atul Saroha *Sr. Software Engineer*

Can we lengthy big column names in cassandra 3.0.3

2016-03-30 Thread Atul Saroha
for performance and data storage. Is this true for cassandra 3.0.3? Does anyone knows that Jira number as i missed it? - Atul Saroha *Sr. Software Engineer* *M*: +91 8447784271 *T*: +91 124-415

Re: Achilles not picking cassandra ConsistencyLevel

2016-03-12 Thread Atul Saroha
Posted on below link. https://groups.google.com/forum/#!topic/cassandra-achilles/pSTcwVshMYE Thanks - Atul Saroha *Sr. Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069

Re: ORM layer for cassandra-java?

2016-02-12 Thread Atul Saroha
@Column("c3") > @ClusteringColumn(1) > private String c3; > > @Column("c4") > private String c4; > > } > > Regards, - Atul Saroha *Sr. Software Engineer* *M*: +9

Re: ORM layer for cassandra-java?

2016-02-12 Thread Atul Saroha
sorry I was my understanding issue of solution 2. Thanks for the solution - Atul Saroha *Sr. Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362

Re: ORM layer for cassandra-java?

2016-02-12 Thread Atul Saroha
I am missing here?. Thanks , reply will be highly appreciated --------- Atul Saroha *Sr. Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362, ASF Centre - Towe

ORM layer for cassandra-java?

2016-02-09 Thread Atul Saroha
ue is mapped to column c4. We avoid using map<c3,c4> here as it will cause performance hit. Also he have use cases to fetch the data based on (b1,c3) both also. Is there any other ORM API which handle such scenario. ----

Re: Want inputs about super column family vs map/list

2016-02-04 Thread Atul Saroha
for this? - Atul Saroha *Sr. Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-6069 *EXT*: 12369 Plot # 362, ASF Centre - Tower A, Udyog Vihar, Phase -4, Sector 18, Gurgaon, Haryana 122016, INDIA On Thu, Feb 4, 2016 at 4:07 PM, Bhuvan Rawal <bhu

How to migrate MYSQL to cassandra -special case in scoop+datastax

2016-02-04 Thread Atul Saroha
this way, i.e. key is mapped from value of "user" column in the map. Any help will be appreciated. ----- Atul Saroha *Sr. Software Engineer* *M*: +91 8447784271 *T*: +91 124-415-