根据release notes，它应该在13.4中可用（查找“Advance oldest required WAL segment”（提前最早的所需...
根据release notes，它应该在13.4中可用（查找“Advance oldest required WAL segment”（提前最早的所需...
-extern bool check_max_wal_senders(int *newval, void **extra, GucSource source); extern bool check_max_slot_wal_keep_size(int *newval, void **extra, GucSource source); extern void assign_max_wal_size(int newval, void *extra); -extern bool check_max_worker_processes(int *newval, ...
WAL segments are unneeded if they are older than the checkpoint, have been archived (if archiving is configured), don't need to be kept around because of wal_keep_segments and are older than the position of any active replication slot. > -wal_keep_segments is meant to help standbys that...
Postgresql主从复制 主备数据库启动，备库启动wal_receiver进程，wal进程向主库发送连接请求； 主库收到...
Maximum size to let the WAL grow to between automatic WAL checkpoints. This is a soft limit; WAL size can exceed max_wal_size</> under special circumstances, like under heavy load, a failing archive_command</>, or a high wal_keep_segments</> setting. The default is 128 MB. Increasing...
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* really should be a free slot. */ - wptr = dlist_pop_head_node(&AutoVacuumShmem->av_freeWorkers); + wptr = dclist_pop_head_node(&AutoVacuumShmem->av_freeWorkers); worker = dlist_container(WorkerInfoData, wi_links, wptr);
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That said, even if you plan on getting anSSD of your own, you might still need to get the lowest storage version (512GB). In this case, the drive and the M.2 tray will come in a separate box that also includes the tool to open the storage slot, which is a bit more convenient ...