Yugabyte DB

Encryption

• Undestanding the cipher_list and ciphersuite g-flags

Tools and Drivers

• Error while changing the configuration of the tablet
• How to use the Yugatool utility
• Using cassandra-loader/unloder and dsbulk
• How to run count(*) query in Yugabyte DB?

YCQL

• Understanding the difference between primary key and partition key when using hash sharding
• How to configure max connections in YCQL and YSQL
• CPU spike causing nodes to go irresponsive
• Find the tablet server id for a specific index / primary key.
• Coordinator node overloaded, rejecting connection
• Getting error messages like "Timed out waiting for server response" and "Client request timeout"

See all 7 articles

YSQL

• How to Troubleshoot Database Transaction Retryable Errors
• How to troubleshoot Schema or Catalog version mismatch database errors
• Database Transactions errors out with "Restart read required"
• Writes failed with error "SST files limit exceeded"
• Inserting image data into YugabyteDB fails with "ERROR: Illegal state:Transaction for catalog table write operation 'pg_largeobject_metadata' not found"
• Unable to connect with YSQL after upgrade to 2.4.4

xCluster Replication

• yb-admin alter_universe_replication fails with NOT_THE_LEADER

DocDB

• How to optimize and resolve common memory errors in Yugabyte
• How to troubleshoot database unavailability in Yugabyte
• Error: Resource temporarily unavailable
• Symptoms of Hypervisor Overcommitment on Yugabyte
• Failure to run manual provisioning script
• How to tune Load Balancer performance

See all 21 articles