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Using nearline storage: Difference between revisions
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The "hsm" used in this command stands for "hierarchical storage manager". When you attempt to read a file which is on tape, the system will automatically copy it back from tape to disk; this may take a few minutes or even a few hours if the tape system is very busy. If you wish to explicitly force a file to be recalled from tape, you can use the <code>lfs hsm_restore <FILE></code> command. | The "hsm" used in this command stands for "hierarchical storage manager". When you attempt to read a file which is on tape, the system will automatically copy it back from tape to disk; this may take a few minutes or even a few hours if the tape system is very busy. If you wish to explicitly force a file to be recalled from tape, you can use the <code>lfs hsm_restore <FILE></code> command. | ||
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Note that at this time the output of the command <code>diskusage_report</code> does not provide reliable values about the consumption of nearline space for the clusters [[Graham]] and [[Béluga/en|Béluga]]. | Note that at this time the output of the command <code>diskusage_report</code> does not provide reliable values about the consumption of nearline space for the clusters [[Graham]] and [[Béluga/en|Béluga]]. | ||