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Date:      Thu, 16 Apr 2020 18:26:03 +0200 (CEST)
From:      Wojciech Puchar <wojtek@puchar.net>
To:        "Rodney W. Grimes" <freebsd-rwg@gndrsh.dnsmgr.net>
Cc:        Wojciech Puchar <wojtek@puchar.net>, freebsd-hackers@freebsd.org
Subject:   Re: fsck parallel check
Message-ID:  <alpine.BSF.2.20.2004161825470.3899@puchar.net>
In-Reply-To: <202004161608.03GG8Ym1046249@gndrsh.dnsmgr.net>
References:  <202004161608.03GG8Ym1046249@gndrsh.dnsmgr.net>

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>> But it is very good idea to do this on SSD with multiple partitions.
>
> Why do you state that?
>
>> From my perspective it is more that one thread is "good enough":
> fsck should be I/O bound, more threads on a single ssd should just
> lead to I/O queue building and no net reduction in time to complete.
>
> Do you have some data that contridicts that?
>
i do checked it. You may check it too.

In practice.



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