Re: [PERFORM] Suggestions for a HBA controller (6 x SSDs + madam RAID10)

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От Scott Marlowe
Тема Re: [PERFORM] Suggestions for a HBA controller (6 x SSDs + madam RAID10)
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Msg-id CAOR=d=299wcezQb8m8PFR+uT4Kj2Z2cRtw9MBd_BDHj47kZnCQ@mail.gmail.com
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Ответ на [PERFORM] Suggestions for a HBA controller (6 x SSDs + madam RAID10)  (Pietro Pugni <pietro.pugni@gmail.com>)
Ответы Re: [PERFORM] Suggestions for a HBA controller (6 x SSDs + madam RAID10)  (Pietro Pugni <pietro.pugni@gmail.com>)
Список pgsql-performance
Suggestion #1 is to turn off any write caching on the RAID controller. Using LSI MegaRAID we went from 3k to 5k tps to 18k just turning off write caching. Basically it just got in the way.

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