Messages in this thread | | | From | "Albert D. Cahalan" <> | Subject | Re: 2.5.44 io accounting weirdness, bi & bo swapped? | Date | Wed, 23 Oct 2002 18:25:28 -0400 (EDT) |
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bert hubert writes: > On Wed, Oct 23, 2002 at 02:13:47PM +0200, bert hubert wrote:
>> It appears as if the kernel does its accounting wrong in >> some places. For example, with procps 3.0.4, dd if=/dev/zero >> of=/mnt/100mb bs=1024 count=100000 causes large 'bi' readings: > > My bad. In this case, what I thought of as sane: ... > Is not. Touching a page entails reading it. In Albert's procps > with 2.5.44, bi and bo are reversed. Rik's vmstat does report > things correctly.
That's fixed now. Rik's vmstat is not correct; according to his documentation "bo" means "blocks in" and "bi" means "blocks out", but that's not what his vmstat does. :-)
The only Linux vmstat that runs according to spec:
http://procps.sf.net/ http://procps.sf.net/procps-3.0.5.tar.gz
---------------- recent changes -----------------
procps-3.0.4 --> procps-3.0.5
top tolerates super-wide displays better (?) RPM generation XConsole and top.desktop removed old build system removed code cleanup pgrep and pkill get "-o" (oldest matching process) had vmstat "bi" and "bo" output interchanged on 2.5.xx fix man page tbl directives top man page cleaned up
procps-3.0.3 --> procps-3.0.4
make top go faster Linux 2.2.xx ELF note warning removed only show IO-wait on recent kernels fix top's SMP stats fix top for "dumb" and "vt510" terminals in top, limit the priority values to -99 ... 99
procps-3.0.2 --> procps-3.0.3
more "make install" fixes lib CFLAGS working again top.1 codes fixed bad (int*) cast in top removed top runs faster libproc memory corruption fixed rant moved out of top.1 man page ability to SKIP installing things fixed ps --sort crash - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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