GridGain full-state transfer optimization

2021-08-16 Thread michal.holic
Hello Igniters, Does anyone know whether GridGain replication, more specifically its cache full-state transfers use compression to transfer data over the network? We tried it recently in a 4 senders to 2 receivers scenario and the whole transfer process was rather slow so we are trying to find

On-demand replication

2021-07-29 Thread michal.holic
Hello, What's the best way to manually (on-demand) replicate data between 2 clusters? The GridGain replication (and its full-state cache transfers) is not really usable because it starts continuous replication immediately (cannot be prevented) and cannot be stopped, only paused where health che

Generated affinity key from multiple fields and SQL partition pruning

2021-04-14 Thread michal.holic
Hello team, If we generate @AffinityKeyMapped field from multiple other fields and then use those original fields in SQL WHERE condition, they are not used for partition pruning: https://ignite.apache.org/docs/latest/perf-and-troubleshooting/sql-tuning#partition-pruning Because Ignite doesn't k