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authorYuqian Yang <crupest@crupest.life>2025-02-12 15:55:21 +0800
committerYuqian Yang <crupest@crupest.life>2025-02-12 15:55:21 +0800
commit10eb95869601e145b1d8bc909424777c25752d51 (patch)
tree49449a4076ded9bd937a51679318edbe2a532cae /works/life/operating-system-course-design/create-file.bash
parent29ba3e88b1a7425fe00af0005b8a8228103aa21c (diff)
parentf8c10dd1fc55e60f35286475356e48c4f642eb63 (diff)
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import(life): IMPORT crupest/life COMPLETE.
Diffstat (limited to 'works/life/operating-system-course-design/create-file.bash')
-rw-r--r--works/life/operating-system-course-design/create-file.bash29
1 files changed, 29 insertions, 0 deletions
diff --git a/works/life/operating-system-course-design/create-file.bash b/works/life/operating-system-course-design/create-file.bash
new file mode 100644
index 0000000..4aa98b8
--- /dev/null
+++ b/works/life/operating-system-course-design/create-file.bash
@@ -0,0 +1,29 @@
+
+let dir_count=256
+let file_count=500;
+
+for dir_iter in `seq $dir_count`; do
+ mkdir -p /mnt/fat-test/$dir_iter
+ for iter in `seq $file_count`; do
+ truncate -s 4KB /mnt/fat-test/$dir_iter/$iter;
+ done
+ echo "Created 500 files in dir $dir_iter";
+done
+
+df
+
+for dir_iter in `seq $dir_count`; do
+ mkdir -p /mnt/fat-test/$dir_iter
+ for iter in `seq $file_count`; do
+ if (($iter % 2 == 0)); then
+ rm /mnt/fat-test/$dir_iter/$iter;
+ fi
+ done
+ echo "Deleted 250 files in dir $dir_iter";
+done
+
+df
+
+truncate -s 200MB /mnt/fat-test/big;
+
+df