/[MITgcm]/MITgcm_contrib/llc_hires/llc_1080/code-async/readme.txt
ViewVC logotype

Diff of /MITgcm_contrib/llc_hires/llc_1080/code-async/readme.txt

Parent Directory Parent Directory | Revision Log Revision Log | View Revision Graph Revision Graph | View Patch Patch

revision 1.4 by dimitri, Sat Mar 2 19:31:13 2019 UTC revision 1.5 by dimitri, Sun Mar 3 01:17:30 2019 UTC
# Line 1  Line 1 
1    From Bron, February 28, 2019
2    
3  In the newest version, it is no longer necessary to hand-edit the  In the newest version, it is no longer necessary to hand-edit the
4  constants in "recvTask.c" and "readtile_mpiio.c".  Instead, the file  constants in "recvTask.c" and "readtile_mpiio.c".  Instead, the file
# Line 8  This means that "recvTask.c" and "readti Line 9  This means that "recvTask.c" and "readti
9  information they need directly from "SIZE.h", so the magic constants  information they need directly from "SIZE.h", so the magic constants
10  for the run only need to be edited in one place (namely, SIZE.h).  for the run only need to be edited in one place (namely, SIZE.h).
11    
   
12  One tile per rank is recommended, mostly for pickup input performance,  One tile per rank is recommended, mostly for pickup input performance,
13  but it is not strictly necessary.  but it is not strictly necessary.
14    
# Line 17  to do the rolling checkpoints yet. It'll Line 17  to do the rolling checkpoints yet. It'll
17  send me a list of other fields you want, as it is rather involved  send me a list of other fields you want, as it is rather involved
18  to change them. But this should be enough to see if it works.  to change them. But this should be enough to see if it works.
19    
20    Set run-time parameter: useSingleCPUio=.FALSE.
21    
22  >>>>>>>>>>>>>>>>>>>>>>>>>>>>  Only a couple of files are different from previous version.
 From Bron, February 28, 2019  
   
 To use, set run-time parameter: useSingleCPUio=.FALSE.  
   
 Only a couple of files are different from the sources I copied from you.  
23  But note in particular that  "SIZE.h"  is a new file in that directory,  But note in particular that  "SIZE.h"  is a new file in that directory,
24  and "recvTask.c" has a huge number of changes.  and "recvTask.c" has a huge number of changes.
25    
   
 A couple of notes:  
   
26  The input scheme implemented here is only invoked on  The input scheme implemented here is only invoked on
27  the 64bit pickup files.  It is specific to the LLC decomposition and will  the 64bit pickup files.  It is specific to the LLC decomposition and will
28  not work on e.g. the Monterey high-res simulations we did a couple years  not work on e.g. the Monterey high-res simulations we did a couple years
Legend:
Removed from v.1.4  
changed lines
  Added in v.1.5
  ViewVC Help
Powered by ViewVC 1.1.22