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From: hiro <23hiro@gmail.com>
To: 9fans <9fans@9fans.net>
Subject: Re: [9fans] 9p server to multiply 9p messages?
Date: Thu, 2 Jun 2022 00:29:54 +0200	[thread overview]
Message-ID: <CAFSF3XOFv=w=vQPCE2R73Ci+-CreqbgT26o9gVr_J+QUmbfCag@mail.gmail.com> (raw)
In-Reply-To: <5F09745B-3A68-4E27-B5B5-644605A485ED@quintile.net>

On 6/1/22, Steve Simon <steve@quintile.net> wrote:
> for performance testing why not copy from ramfs on one machine to ramfs on
> another?

ramfs is single-process and thus quite slow.

> the suggestion from a 9con passim was to have fossil/cwfs/hjfs etc add a Qid
> type flag to files indicating they are from backing store (QTSTABLE ?)and
> thus may be copied in parallel. devices and synthetic would not normally
> have this flag forcing the read or write be sequential.

yeah, that's what my comment about readahead is based on. this work
has been already done at least for cwfs.

------------------------------------------
9fans: 9fans
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  reply	other threads:[~2022-06-01 22:30 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-28 16:02 fgergo
2022-05-28 18:43 ` Skip Tavakkolian
2022-05-28 19:21   ` ron minnich
2022-05-29 10:33     ` fgergo
2022-05-29 10:23   ` fgergo
2022-05-29 11:41     ` fgergo
2022-05-29 23:16 ` Bakul Shah
2022-05-30  4:59   ` ori
2022-05-30  7:19     ` Bakul Shah
2022-05-30  8:03       ` fgergo
2022-05-30  8:35       ` hiro
2022-05-31 16:14       ` ron minnich
2022-05-31 18:27         ` hiro
2022-05-31 18:35           ` ori
2022-06-01 12:00           ` ron minnich
2022-06-01 14:51             ` ori
2022-06-01 15:31             ` hiro
2022-06-01 15:39               ` hiro
2022-06-01 16:01             ` ori
2022-06-01  4:26         ` Bakul Shah
2022-06-01  7:25           ` hiro
2022-06-01 15:55           ` Jacob Moody
2022-06-01 17:56             ` Steve Simon
2022-06-01 22:29               ` hiro [this message]
2022-05-30  8:33     ` hiro

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