Date: Sat, 9 Oct 2021 16:18:52 +0200 From: Felix Palmen <felix@palmen-it.de> To: freebsd-current@freebsd.org Subject: Re: Writing large build logs to NFS extremely slow? Message-ID: <20211009141852.3cmjh7tysnehum7b@nexus.home.palmen-it.de> In-Reply-To: <CAOgwaMsLTWaMddx1HPY0eiY4t-12x-bEiZmhUpFsuEqkNhM27w@mail.gmail.com> References: <20211007021643.bwglyvrswk2nm3fl@nexus.home.palmen-it.de> <CAOgwaMsLTWaMddx1HPY0eiY4t-12x-bEiZmhUpFsuEqkNhM27w@mail.gmail.com>
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* Mehmet Erol Sanliturk <m.e.sanliturk@gmail.com> [20211007 10:42]:
> The problem is caused mainly by NFS definition parameters .
>
> If you study NFS definition parameters one by one , I think you will be
> able to find which one is effective .
>
> My opinion is the one setting is "write directly to disk" , i.e. , "do not
> use the cache" .
>
> In the "write directly to disk" case , without completion of a write , the
> computer in use is waiting for completion of previous write operation
> before writing a new record . This is useful in case of abrupt program
> terminations because every record is written into the disk file , by
> consuming more time .
Well this is kind of what I assume might be the problem. Could anyone
give me a hint what configuration to change on FreeBSD?
--
Dipl.-Inform. Felix Palmen <felix@palmen-it.de> ,.//..........
{web} http://palmen-it.de {jabber} [see email] ,//palmen-it.de
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