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- Add 'retune' verb to ksmtuned init script

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This commit is contained in:
Mark McLoughlin 2009-10-06 13:26:58 +00:00
parent 252dbd0999
commit 7cc048b3d4
3 changed files with 18 additions and 3 deletions
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11
ksmtuned
View File

@ -12,6 +12,9 @@
# make ksm work harder and harder untill memory load falls below that # make ksm work harder and harder untill memory load falls below that
# threshold. # threshold.
# #
# send SIGUSR1 to this process right after a new qemu process is started, or
# following its death, to retune ksm accordingly
#
# needs testing and ironing. contact danken@redhat.com if something breaks. # needs testing and ironing. contact danken@redhat.com if something breaks.
if [ -f /etc/ksmtuned.conf ]; then if [ -f /etc/ksmtuned.conf ]; then
@ -105,10 +108,16 @@ adjust () {
return 0 return 0
} }
function nothing () {
:
}
loop () { loop () {
trap nothing SIGUSR1
while true while true
do do
sleep $KSM_MONITOR_INTERVAL sleep $KSM_MONITOR_INTERVAL &
wait $!
adjust adjust
done done
} }

5
ksmtuned.init
View File

@ -75,8 +75,11 @@ case "$1" in
condrestart) condrestart)
condrestart condrestart
;; ;;
retune)
kill -SIGUSR1 `cat ${pidfile}`
RETVAL=$?
*) *)
echo $"Usage: $prog {start|stop|restart|condrestart|status|help}" echo $"Usage: $prog {start|stop|restart|condrestart|status|retune|help}"
RETVAL=3 RETVAL=3
esac esac

5
qemu.spec
View File

@ -1,7 +1,7 @@
Summary: QEMU is a FAST! processor emulator Summary: QEMU is a FAST! processor emulator
Name: qemu Name: qemu
Version: 0.11.0 Version: 0.11.0
Release: 4%{?dist} Release: 5%{?dist}
# Epoch because we pushed a qemu-1.0 package # Epoch because we pushed a qemu-1.0 package
Epoch: 2 Epoch: 2
License: GPLv2+ and LGPLv2+ and BSD License: GPLv2+ and LGPLv2+ and BSD
@ -534,6 +534,9 @@ fi
%{_mandir}/man1/qemu-img.1* %{_mandir}/man1/qemu-img.1*
%changelog %changelog
* Tue Oct 6 2009 Mark McLoughlin <markmc@redhat.com> - 2:0.11.0-5
- Add 'retune' verb to ksmtuned init script
* Mon Oct 5 2009 Mark McLoughlin <markmc@redhat.com> - 2:0.11.0-4 * Mon Oct 5 2009 Mark McLoughlin <markmc@redhat.com> - 2:0.11.0-4
- Use rtl8029 PXE rom for ne2k_pci, not ne (#526777) - Use rtl8029 PXE rom for ne2k_pci, not ne (#526777)
- Also, replace the gpxe-roms-qemu pkg requires with file-based requires - Also, replace the gpxe-roms-qemu pkg requires with file-based requires