From 39962c6b9ed211307fb0f368d925f5201d0bae82 Mon Sep 17 00:00:00 2001 From: "Daniel J. Magee" Date: Tue, 31 Oct 2023 14:41:11 -0600 Subject: [PATCH] Problem description IOR. --- doc/sphinx/09_Microbenchmarks/M6_IOR/IOR.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/doc/sphinx/09_Microbenchmarks/M6_IOR/IOR.rst b/doc/sphinx/09_Microbenchmarks/M6_IOR/IOR.rst index 4127b1e1..6b21d543 100644 --- a/doc/sphinx/09_Microbenchmarks/M6_IOR/IOR.rst +++ b/doc/sphinx/09_Microbenchmarks/M6_IOR/IOR.rst @@ -20,6 +20,10 @@ The github repo also contains mdtest. Problem ------- +IOR measures parallel I/O performance at the POSIX and MPI-IO levels. +It writes and reads files, one per rank or shared between all ranks, on a parallel file system. +It should be run in lustre space. + Run Rules ---------