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charset="UTF-8" lockf(1) can be used at the beginning of a script: lockf -t 60 /tmp/mylockfile /root/bin/myscript and then when you're running poudriere, lockf /tmp/mylockfile poudriere On Sat, Feb 18, 2023 at 4:57 PM void wrote: > On Sat, Feb 18, 2023 at 09:46:43PM +0100, Miroslav Lachman wrote: > > >I don't know about any generic way, but you can put some shell code into > >/etc/periodic.conf to exit if load is too high > > > >Just a quick and dirty example, exit if 5 minutes avg is higher than 1.1: > > > >avg5load=$(top | awk '/load averages:/ { load=$7+0; if (load > 1.1) { > >print "HIGH" } }') > >echo $avg5load > >if [ "$avg5load" = "HIGH" ]; then > > echo "CPU load is too high" > > exit 5 > >fi > > Many thanks for this. I didn't know one could put scripting into > periodic.conf! > > -- > > --000000000000474aad05f500afc3 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
lockf(1) can be used at the beginning of a script:

lockf -t 60 /tmp/mylockfile /root/bin/myscript

and then when you're running poudriere,

lockf /tmp/mylockfile poudriere <other args>

On Sat, Feb 18, 2023 at 4:57 PM void <= void@f-m.fm> wrote:
On Sat, Feb 18, 2023 at 09:46:43PM +0100, Miroslav Lachman wrote= :

>I don't know about any generic way, but you can put some shell code= into
>/etc/periodic.conf to exit if load is too high
>
>Just a quick and dirty example, exit if 5 minutes avg is higher than 1.= 1:
>
>avg5load=3D$(top | awk '/load averages:/ { load=3D$7+0; if (load &g= t; 1.1) {
>print "HIGH" } }')
>echo $avg5load
>if [ "$avg5load" =3D "HIGH" ]; then
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0echo "CPU load is too high"=
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0exit 5
>fi

Many thanks for this. I didn't know one could put scripting into period= ic.conf!

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