Re: Running from 9.6 backups sometimes fails with fatal error

2019-02-22 Thread Sergey Burladyan
I started trying to debug backup with minimal WALs for achieve consistency, it is from 'server 2' and it only needs 20 WAL files. It error was: ERROR: xlog flush request 44B/7E5DAB28 is not satisfied --- flushed only to 44B/7305B560 CONTEXT: writing block 0 of relation base/16506/16891_vm

Running from 9.6 backups sometimes fails with fatal error

2019-02-21 Thread Sergey Burladyan
Hi! I need help with investigation what happened here. I have two different master servers with standby, version: PostgreSQL 9.6.10 on x86_64-pc-linux-gnu (Debian 9.6.10-1.pgdg90+1), compiled by gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516, 64-bit and I create backups with pg_basebackup from