[GENERAL] Checksums and full_page_writes

2014-12-26 Thread Borodin Vladimir
Hi all. I’ve read thread [0], src/backend/storage/page/README and everything I found in the documentation about checksums [1, 2] but I haven’t understood what is my risk if I enable checksums during initdb and turn off full_page_writes? Am I right that I can get torn pages on disk in that case

Re: [GENERAL] Question about synchronous replication

2014-05-13 Thread Borodin Vladimir
12 мая 2014 г., в 22:26, Adrian Klaver написал(а): > On 05/12/2014 09:42 AM, Borodin Vladimir wrote: >> Hi all. >> >> Right now synchronous replication in postgresql chooses one replica as >> synchronous and waits for replies from it (with synchronous_commit = on &g

[GENERAL] Question about synchronous replication

2014-05-12 Thread Borodin Vladimir
Hi all. Right now synchronous replication in postgresql chooses one replica as synchronous and waits for replies from it (with synchronous_commit = on | remote_write) until this replica host does not disconnect from master. Are there any plans to implement something like semi synchronous replic