diff options
| -rwxr-xr-x | case-truncate-seq | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/case-truncate-seq b/case-truncate-seq new file mode 100755 index 0000000..efa3a90 --- /dev/null +++ b/case-truncate-seq @@ -0,0 +1,21 @@ +#!/bin/sh + +# step 1) fill $mem with $nr_task files +# step 2) truncate the files sequentially + +. ./hw_vars + +t0=$(date +%s.%N) +for i in `seq $nr_task` +do + create_sparse_file $SPARSE_FILE-$i $((mem / nr_task)) + cat $SPARSE_FILE-$i > /dev/null +done +t1=$(date +%s.%N) +echo $mem bytes faulted in $t1-$t0 seconds + +t0=$(date +%s.%N) +rm $SPARSE_FILE-* +t1=$(date +%s.%N) + +echo $mem bytes truncated in $t1-$t0 seconds |