Saturday, December 1, 2007

Reservation Features Come to Grid Engine

By Sinisa Veseli

The next major update release of the Grid Engine software will contain advance reservation (AR) features (see the original announcement). This functionality will allow users or administrators to manipulate reservations of specific resources for future use. More specifically, users will be able to request new AR, delete existing AR, and show granted ARs. The reserved resources will only be available for special jobs as of the reservation start time.

In order to support the AR features the new set of command line interfaces is being introduced (qrsub, qrdel and qrstat). Additionally, the existing commands like qsub will be getting new switches, and the qmon GUI will be getting a new panel that will allow submitting, deleting, and listing AR requests. It is also worth noting that the default qstat output might change.

If you are anxious to try it out, the latest Grid Engine 6.1 snapshot binaries containing new AR features is available for download here. Note, however, that this snapshot (based on the 6.1u2 release) is not compatible with prior snapshots or versions, and that an upgrade procedure is currently not available.

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