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Red Hat Bugzilla – Attachment 937092 Details for
Bug 1141368
mv on a hardlink issues unlink and causes file loss in case mv <a> <b> and mv <b> <a> race
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Script that executes racy mv on hardlinks
2mvs.sh (text/plain), 641 bytes, created by
Shyamsundar
on 2014-09-12 19:42:00 UTC
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Description:
Script that executes racy mv on hardlinks
Filename:
MIME Type:
Creator:
Shyamsundar
Created:
2014-09-12 19:42:00 UTC
Size:
641 bytes
patch
obsolete
>#!/bin/bash > >createfiles () { > for i in {1..1000}; do > touch f-$i > ln f-$i fln-$i > done >} > >movefiles () { > sleep 1 > for i in {1..1000}; do > mv $1-$i $2-$i > done >} > >checkfiles () { > for i in {1..1000}; do > if [ ! -f f-$i ]; then > if [ ! -f fln-$i ]; then > echo "Missing file $i"; > fi; > fi; > done >} > >cleanup () { > for i in {1..1000}; do > rm -f f-$i > rm -f fln-$i > done >} > >echo "Creating files in `pwd`" >createfiles > >echo "Moving/renaming files in `pwd`" >movefiles f fln & >movefiles fln f > >echo "Generic wait for background to complete" >sleep 10 > >echo "Checking files" >checkfiles > >echo "Done cleaning up..." >#cleanup
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bug 1141368
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