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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-30 12:24:58 +0000 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-30 12:27:06 +0000 |
| commit | 33606b41d35115f887ea688b1a16f2ff85bf2fe4 (patch) | |
| tree | 406b2c7b19a087ba437c68f3dbf0b589fa1d6150 /results/scraper/launchpad-without-comments/660366 | |
| parent | adedf8771bc4de3113041ca21bd4d0d1c0014b6a (diff) | |
| download | emulator-bug-study-33606b41d35115f887ea688b1a16f2ff85bf2fe4.tar.gz emulator-bug-study-33606b41d35115f887ea688b1a16f2ff85bf2fe4.zip | |
add launchpad bug reports without comments
Diffstat (limited to 'results/scraper/launchpad-without-comments/660366')
| -rw-r--r-- | results/scraper/launchpad-without-comments/660366 | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/660366 b/results/scraper/launchpad-without-comments/660366 new file mode 100644 index 00000000..648b482c --- /dev/null +++ b/results/scraper/launchpad-without-comments/660366 @@ -0,0 +1,19 @@ +"qemu-img convert -O qcow2 -o backing_file" makes huge images + +$ dd if=/dev/urandom bs=1M of=1.img count=4 +4+0 records in +4+0 records out +4194304 bytes (4,2 MB) copied, 1,0413 s, 4,0 MB/s +$ qemu-img create -f qcow2 -b 1.img 2.img +Formatting '2.img', fmt=qcow2 size=4194304 backing_file='1.img' encryption=off cluster_size=0 +$ qemu-img convert -O qcow2 -o backing_file=1.img 2.img 3.img +$ du -h ?.img +4,1M 1.img +144K 2.img +4,3M 3.img + +The conversion result is bigger then the source! + +It appears that "-o backing_file" is not applied to data (as expected). I.e. all data is put into the resulting image: both from source image and "backing" image. + +Expected behavior is to put only data that is not present in backing_file. \ No newline at end of file |