Re: [HACKERS] increasing the default WAL segment size
От | Jim Nasby |
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Тема | Re: [HACKERS] increasing the default WAL segment size |
Дата | |
Msg-id | ed647eac-d911-c2cb-5ba0-ae3a25b90f4f@BlueTreble.com обсуждение исходный текст |
Ответ на | Re: [HACKERS] increasing the default WAL segment size (Kuntal Ghosh <kuntalghosh.2007@gmail.com>) |
Ответы |
Re: [HACKERS] increasing the default WAL segment size
Re: [HACKERS] increasing the default WAL segment size Re: [HACKERS] increasing the default WAL segment size |
Список | pgsql-hackers |
On 2/24/17 6:30 AM, Kuntal Ghosh wrote: > * You're considering any WAL file with a power of 2 as valid. Suppose, > the correct WAL seg size is 64mb. For some reason, the server > generated a 16mb invalid WAL file(maybe it crashed while creating the > WAL file). Your code seems to treat this as a valid file which I think > is incorrect. Do you agree with that? Detecting correct WAL size based on the size of a random WAL file seems like a really bad idea to me. I also don't see the reason for #2... or is that how initdb writes out the correct control file? -- Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX Experts in Analytics, Data Architecture and PostgreSQL Data in Trouble? Get it in Treble! http://BlueTreble.com 855-TREBLE2 (855-873-2532)
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