[lustre-discuss] systemd lnet start script has route config commented out

Arman Khalatyan arm2arm at gmail.com
Sun Feb 24 08:16:04 PST 2019


it looks like some leftovers from the  2.9  and below branches.
Starting from 2.10.x the network is managed by the lnetctl.

a.


Kurt Strosahl <strosahl at jlab.org> schrieb am Fr., 22. Feb. 2019, 16:30:

> Good Morning,
>
>     I'm in the process of setting up a new lustre file system, one that
> will need to reach some nodes through a set of lnet routers.  Adding the
> routes by hand doesn't work but adding them to the lnet_routes.conf file
> doesn't get picked up on reboot.
>
> I looked at the file and found that the line that would do the
> configuration automatically was commented out
>
> cat /usr/lib/systemd/system/lnet.service
>
>
> [Unit]
> Description=lnet management
>
> Requires=network-online.target
> After=network-online.target openibd.service rdma.service
>
> ConditionPathExists=!/proc/sys/lnet/
>
> [Service]
> Type=oneshot
> RemainAfterExit=true
> ExecStart=/sbin/modprobe lnet
> #ExecStart=/usr/sbin/lctl network up
> #ExecStart=/usr/sbin/lustre_routes_config /etc/lnet_routes.conf
> ExecStart=/usr/sbin/lnetctl lnet configure
> ExecStart=/usr/sbin/lnetctl import /etc/lnet.conf
> ExecStop=/usr/sbin/lustre_rmmod ptlrpc
> #ExecStop=/usr/sbin/lctl network down
> ExecStop=/usr/sbin/lnetctl lnet unconfigure
> ExecStop=/usr/sbin/lustre_rmmod libcfs ldiskfs
>
> [Install]
> WantedBy=multi-user.target
>
>
> The RPMs I used were downloaded directly from whamcloud:
> rpm -qa | grep lustre
> lustre-zfs-dkms-2.10.6-1.el7.noarch
> bpftool-3.10.0-957.el7_lustre.x86_64
> perf-debuginfo-3.10.0-957.el7_lustre.x86_64
> perf-3.10.0-957.el7_lustre.x86_64
> lustre-osd-zfs-mount-2.10.6-1.el7.x86_64
> lustre-2.10.6-1.el7.x86_64
> lustre-iokit-2.10.6-1.el7.x86_64
> lustre-resource-agents-2.10.6-1.el7.x86_64
> kernel-debuginfo-common-x86_64-3.10.0-957.el7_lustre.x86_64
>
> Is there a reason why it is commented out?
>
> w/r,
>
> Kurt J. Strosahl
> System Administrator: Lustre, HPC
> Scientific Computing Group, Thomas Jefferson National Accelerator Facility
> _______________________________________________
> lustre-discuss mailing list
> lustre-discuss at lists.lustre.org
> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
>
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