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Fixed style issues
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aturner-epcc committed May 4, 2020
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6 changes: 4 additions & 2 deletions user-guide/scheduler.rst
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Expand Up @@ -684,7 +684,7 @@ called ``MPICH_RANK_ORDER`` which contains a list of each task's
placement on each node. These options are described in detail in the
``intro_mpi`` man page.

**``grid_order``**
**grid_order**

For MPI applications which perform a large amount of nearest-neighbor
communication, e.g., stencil-based applications on structured grids,
Expand Down Expand Up @@ -736,7 +736,9 @@ And also load the same huge pages module at runtime.
Due to the huge pages memory fragmentation issue, applications may get
*Cannot allocate memory* warnings or errors when there are not enough
hugepages on the compute node, such as:
``libhugetlbfs [nid000xx:xxxxx]: WARNING: New heap segment map at 0x10000000 failed: Cannot allocate memory``
::
libhugetlbfs [nid000xx:xxxxx]: WARNING: New heap segment map at 0x10000000 failed: Cannot allocate memory``

By default, The verbosity level of libhugetlbfs ``HUGETLB_VERBOSE`` is set
to ``0`` on ARCHER2 to surpress debugging messages. Users can adjust this value
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