Bringing together the Apache Cassandra experts from the community and DataStax.

Want to learn? Have a question? Want to share your expertise? You are in the right place!

Not sure where to begin? Getting Started

 

All Posts

question
teriksson avatar image
teriksson asked teriksson commented General forum

Unable to add node due to broken pipe / stream when syncing data from other nodes

add nodes

0 Likes

1Answer

3 Comments

question
aky2k7_174715 avatar image
aky2k7_174715 asked Erick Ramirez edited General forum

Huge Cassandra 3 Read latency Compared To Cassandra 1.2

performance

0 Likes

1Answer

0 Comments

question
david.cao avatar image
david.cao asked david.cao commented General forum

Why is read latency so high in our cluster?

performance

0 Likes

2Answers

0 Comments

question
pramod.dba31_92912 avatar image
pramod.dba31_92912 asked Erick Ramirez edited General forum

Why am I seeing high CPU usage?

performance

0 Likes

1Answer

0 Comments

question
vamsikrishna.bm_190953 avatar image
vamsikrishna.bm_190953 asked Erick Ramirez answered General forum

How do I verify that the native transport port 9042 is open?

network

0 Likes

1Answer

0 Comments

question
utkarsh-devops avatar image
utkarsh-devops asked Erick Ramirez commented General forum

Rebuild returns "Unable to find sufficient sources for streaming range" Closed

rebuild

This question has an accepted answer. Accepted

0 Likes

1Answer

1 Comment

question
jagannath.bilgi@anant.us avatar image
jagannath.bilgi@anant.us asked jagannath.bilgi@anant.us commented General forum

Spark to cassandra connection from different data centers Closed

spark-cassandra-connector

This question has an accepted answer. Accepted

0 Likes

1Answer

0 Comments

question
reddyswami avatar image
reddyswami asked ritu.kumari1_180415 commented General forum

Error fix :.. for Scanned over 100001 tombstones during query 'SELECT * FROM in Cassandra 3.11.5 DB

tombstones

0 Likes

0Answers

1 Comment

question
ritu.kumari1_180415 avatar image
ritu.kumari1_180415 asked Erick Ramirez answered General forum

Why can't I set TimeWindowCompactionStrategy compaction_window_size to 'Days'? Closed

compaction twcs

This question has an accepted answer. Accepted

0 Likes

1Answer

0 Comments

question
Tonny avatar image
Tonny asked Erick Ramirez edited General forum 中文社区

cassandra 在读请求较大的情况下 jvm STW 时间过长，频繁出现concurrent mode failure

jvm

0 Likes

1Answer

0 Comments

question
srinivas3120 avatar image
srinivas3120 asked Erick Ramirez answered General forum

ControlConnection: Error connecting to Node

spark-cassandra-connector

0 Likes

1Answer

1 Comment

question
vamsikrishna.bm_190953 avatar image
vamsikrishna.bm_190953 asked Erick Ramirez commented General forum

Unable to start Cassandra Closed

cassandra

This question has an accepted answer. Accepted

0 Likes

1Answer

0 Comments

question
davi_prosesor2008_192135 avatar image
davi_prosesor2008_192135 asked bettina.swynnerton commented General forum

Why am I getting GC Allocation Failures in Cassandra logs? Closed

cassandra garbage collection

This question has an accepted answer. Accepted

0 Likes

1Answer

1 Comment

question
scano_183208 avatar image
scano_183208 asked Erick Ramirez commented General forum

Why can't I restart DSE on a node? Closed

dse

This question has an accepted answer. Accepted

0 Likes

1Answer

3 Comments

question
Shannu avatar image
Shannu asked Erick Ramirez answered General forum

Solr out of memory issue Closed

search

This question has an accepted answer. Accepted

0 Likes

1Answer

0 Comments