Exclusive Local Runners

job_conf.xml

<?xml version="1.0"?>
<!-- Example Galaxy job_conf.xml file that ensures a handful tools run one at a time.
-->
<job_conf>
    <plugins>
        <plugin id="local" type="runner" load="galaxy.jobs.runners.local:LocalJobRunner" workers="2"/>
        <plugin id="local_exclusive" type="runner" load="galaxy.jobs.runners.local:LocalJobRunner" workers="1"/>
    </plugins>
    <handlers>
        <handler id="main"/>
    </handlers>
    <destinations default="local">
        <destination id="local" runner="local"/>
        <destination id="local_exclusive" runner="local_exclusive" />
    </destinations>
    <tools>
        <!-- Replace following tool ids with actual tool ids -->
        <tool id="hilbert" destination="local_exclusive" />
        <tool id="fft" destination="local_exclusive" />
        <tool id="slm" destination="local_exclusive" />
    </tools>
</job_conf>