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cluster:93 [DokuWiki]

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cluster:93 [2011/01/11 11:43]
hmeij
cluster:93 [2011/01/11 11:44]
hmeij
Line 112: Line 112:
 However, since our fantastic crash of June 2008 ([[cluster:67|The catastrophic crash of June 08]] page) /sanscratch was simply a directory inside /home and thus competes for disk space and IO. However, since our fantastic crash of June 2008 ([[cluster:67|The catastrophic crash of June 08]] page) /sanscratch was simply a directory inside /home and thus competes for disk space and IO.
  
-On greentail, /sanscratch will be a separate logical volume of 5 TB using a different disk set.  So I urge those that have very large files to stage their files in /sanscratch when running their jobs for best performance.  The scheduler will always create (and delete!) two directories for you.  The JOBPID of your job is used to create /localscratch/jobpid and /sanscratch/jobpid.+On greentail, /sanscratch will be a separate logical volume of 5 TB using a different disk set.  So I urge those that have very large files, or generate lots of IO, to stage their files in /sanscratch/jobid when running their jobs for best performance.  The scheduler will always create (and delete!) two directories for you.  The JOBPID of your job is used to create /localscratch/jobpid and /sanscratch/jobpid.
  
 ===== MPI ===== ===== MPI =====
cluster/93.txt ยท Last modified: 2011/01/11 15:55 by hmeij