[PATCH] Extended disk statistics.

Daniel Kobras (daniel.kobras@student.uni-tuebingen.de)
Tue, 20 Jul 1999 20:12:54 +0200 (CEST)


This message is in MIME format. The first part should be readable text,
while the remaining parts are likely unreadable without MIME-aware tools.
Send mail to mime@docserver.cac.washington.edu for more info.

---1463800988-1695040349-932494374=:337
Content-Type: TEXT/PLAIN; charset=US-ASCII

Hi.

The attached patch against 2.3.10 (applies fine up to 2.3.11pre5, haven't
checked pre6 yet) adds two ioctl()s BLKSSTAT and BLKGSTAT that provide
disk i/o statistics per (minor) block device. It's an extension of the
basic accounting already exported via /proc/stat. In order to use it, you
have to turn on CONFIG_BLK_EXT_STATS and furthermore issue an approriate
BLKSSTAT-ioctl() on each device you want to account for. See the comments
on top of drivers/block/diskstat.c for details.

Comments?

Daniel.

P.S.: Patches against 2.2.10 and 2.2.10-ac* can be found on
http://www.tuebingen.linux.de/kobras/kernel/

---1463800988-1695040349-932494374=:337
Content-Type: APPLICATION/octet-stream; name="diskstat-patch-2.3.10.gz"
Content-Transfer-Encoding: BASE64
Content-ID: <Pine.LNX.3.96.990720201254.337G@abulafia>
Content-Description:
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---1463800988-1695040349-932494374=:337--

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/