From 773678a9788411cf0b18530077c6b8564c4098fe Mon Sep 17 00:00:00 2001
From: Ravi Tripathi <ravi89@uab.edu>
Date: Tue, 14 Aug 2018 19:43:14 -0500
Subject: [PATCH] Adding some notes on the randomly named files, array job
---
bash_array_jobs/README.md | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/bash_array_jobs/README.md b/bash_array_jobs/README.md
index eaf1803..6c7a66d 100644
--- a/bash_array_jobs/README.md
+++ b/bash_array_jobs/README.md
@@ -51,7 +51,7 @@ srun sleep 30
```
* %A in the #SBATCH line becomes the job ID
* %a in the #SBATCH line becomes the array index
-* ${SLURM_ARRAY_TASK_ID} is a shell variable that is set when the job runs, and each array task has unique value: 1, 2, .., 5
+* ${SLURM_ARRAY_TASK_ID} is a shell variable that is set when the job runs, and each array task has unique value: 1, 2, .., 5. This variable will be substituted with it's corresponding value.
*Usage:*
```
@@ -75,6 +75,9 @@ FILENAME=${FILES[$SLURM_ARRAY_TASK_ID]}
srun echo "Processing file $FILENAME" >> test_dir/$FILENAME
srun sleep 30
```
+* FILES is a shell array which contains all the filename from $data_dir.
+* Array index for FILES begins with 0, hence our array has been modified to go from 0-4
+* FILENAME is assigned the corresponding index, from FILES array.
*Usage:*
```
--
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