From 19771e96220788cae4289a0978ffc87dd5a5eb8a Mon Sep 17 00:00:00 2001 From: Moe Jette <jette1@llnl.gov> Date: Tue, 10 Feb 2009 17:35:45 +0000 Subject: [PATCH] update reservation web page --- doc/html/reservations.shtml | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/doc/html/reservations.shtml b/doc/html/reservations.shtml index 6cf9bc91905..7d65be50b07 100644 --- a/doc/html/reservations.shtml +++ b/doc/html/reservations.shtml @@ -5,7 +5,10 @@ <p>SLURM verstion 2.0 has the ability to reserve resources for jobs being executed by select users and/or select bank accounts. A resource reservation identifies the nodes of a resource reservation -and a time period during which the reservation is available.</p> +and a time period during which the reservation is available. +Note that resource reservations are not compatable with SLURM's +gang scheduler plugin since the termination time of running jobs +is not possible to accurately predict.</p> <p>Reservations can be created, updated, or destroyed only by user root using the <i>scontrol</i> command. @@ -79,7 +82,8 @@ feature that every selected node must contain.</p> <p>Reservations must not overlap. They must either include different nodes or operate at different times. If specific nodes are not specified when a reservation is created, SLURM will -automatically select nodes to avoid overlap.</p> +automatically select nodes to avoid overlap and insure that +the selected nodes are available when the reservation begins.</p> <h2>Reservation Use</h2> @@ -93,7 +97,7 @@ reaches its EndTime. If letting the job continue execution after the reservation EndTime, a configuration option <i>ResvOverRun</i> can be set to control how long the job can continue execution.</p> <pre> -$ sbatch --reservation=alan6 -N4 my.script +$ sbatch --reservation=alan_6 -N4 my.script sbatch: Submitted batch job 65540 </pre> @@ -140,18 +144,14 @@ to have used half of the reserved resources).</p> <ol> <li>In the event that one more node initially selected for use in a reservation goes DOWN, no replacement is currently selected.</li> -<li>The automatic selection of nodes for a reservation create request is -sub-optimal in terms timing (selecting nodes that are expected to become -available close to the time when needed). If reservations are created -well before they start, this should not pose problems.</li> -<li>The automatic selection of nodes for a reservation create request is +<li>The automatic selection of nodes for a reservation create request may be sub-optimal in terms of locality (for optimized application communication).</li> <li> The feature specification in the reservation creation request should be made more flexible to accept multiple features with AND or OR operators.</li> </ol> -<p style="text-align: center;">Last modified 5 February 2009</p> +<p style="text-align: center;">Last modified 10 February 2009</p> <!--#include virtual="footer.txt"--> -- GitLab