| QA output created by 142 |
| Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=134217728 |
| Formatting 'TEST_DIR/t.IMGFMT.snap', fmt=IMGFMT size=134217728 |
| Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 backing_file=TEST_DIR/t.IMGFMT.base backing_fmt=IMGFMT |
| |
| === Simple test for all cache modes === |
| |
| Testing: -drive file=TEST_DIR/t.qcow2,cache=none |
| QEMU X.Y.Z monitor - type 'help' for more information |
| (qemu) quit |
| |
| Testing: -drive file=TEST_DIR/t.qcow2,cache=directsync |
| QEMU X.Y.Z monitor - type 'help' for more information |
| (qemu) quit |
| |
| Testing: -drive file=TEST_DIR/t.qcow2,cache=writeback |
| QEMU X.Y.Z monitor - type 'help' for more information |
| (qemu) quit |
| |
| Testing: -drive file=TEST_DIR/t.qcow2,cache=writethrough |
| QEMU X.Y.Z monitor - type 'help' for more information |
| (qemu) quit |
| |
| Testing: -drive file=TEST_DIR/t.qcow2,cache=unsafe |
| QEMU X.Y.Z monitor - type 'help' for more information |
| (qemu) quit |
| |
| Testing: -drive file=TEST_DIR/t.qcow2,cache=invalid_value |
| QEMU_PROG: -drive file=TEST_DIR/t.qcow2,cache=invalid_value: invalid cache option |
| |
| |
| === Check inheritance of cache modes === |
| |
| |
| --- Configure cache modes on the command line --- |
| |
| cache.direct=on on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on none0 |
| Cache mode: writethrough |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,file.cache.writeback=off: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| cache.writeback=off on backing |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.cache.writeback=off: Could not open backing file: Block format 'qcow2' does not support the option 'cache.writeback' |
| |
| cache.writeback=off on backing-file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.file.cache.writeback=off: Could not open backing file: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| |
| cache.no-flush=on on none0 |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| |
| cache.no-flush=on on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| |
| --- Cache modes after reopen (live snapshot) --- |
| |
| cache.direct=on on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on none0 |
| Cache mode: writethrough |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,file.cache.writeback=off: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| cache.writeback=off on backing |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.cache.writeback=off: Could not open backing file: Block format 'qcow2' does not support the option 'cache.writeback' |
| |
| cache.writeback=off on backing-file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.file.cache.writeback=off: Could not open backing file: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| |
| cache.no-flush=on on none0 |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| |
| cache.no-flush=on on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| |
| --- Change cache modes with reopen (qemu-io command, flags) --- |
| |
| cache.direct=on on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.writeback=off on file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,file.cache.writeback=off: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| cache.writeback=off on backing |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.cache.writeback=off: Could not open backing file: Block format 'qcow2' does not support the option 'cache.writeback' |
| |
| cache.writeback=off on backing-file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.file.cache.writeback=off: Could not open backing file: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| |
| cache.no-flush=on on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.no-flush=on on file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct, ignore flushes |
| |
| --- Change cache modes with reopen (qemu-io command, options) --- |
| |
| cache.direct=on on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on none0 |
| Cache mode: writethrough, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.writeback=off on file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,file.cache.writeback=off: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| cache.writeback=off on backing |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.cache.writeback=off: Could not open backing file: Block format 'qcow2' does not support the option 'cache.writeback' |
| |
| cache.writeback=off on backing-file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.file.cache.writeback=off: Could not open backing file: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| |
| cache.no-flush=on on none0 |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| |
| cache.no-flush=on on file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct, ignore flushes |
| |
| --- Change cache modes after snapshot --- |
| |
| cache.direct=on on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on file |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,file.cache.writeback=off: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| cache.writeback=off on backing |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.cache.writeback=off: Could not open backing file: Block format 'qcow2' does not support the option 'cache.writeback' |
| |
| cache.writeback=off on backing-file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.file.cache.writeback=off: Could not open backing file: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| |
| cache.no-flush=on on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| |
| cache.no-flush=on on file |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| |
| --- Change cache mode in parent, child has explicit option in JSON --- |
| |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, ignore flushes |
| |
| === Check that referenced BDSes don't inherit === |
| |
| |
| --- Configure cache modes on the command line --- |
| |
| cache.direct=on on blk |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on file |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on blk |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| |
| cache.no-flush=on on blk |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on file |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| |
| --- Cache modes after reopen (live snapshot) --- |
| |
| cache.direct=on on blk |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on blk |
| Cache mode: writethrough |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| |
| cache.no-flush=on on blk |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| |
| --- Change cache modes with reopen (qemu-io command, flags) --- |
| |
| cache.direct=on on blk |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on file |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.direct=on on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on blk |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on file |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.writeback=off on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| |
| cache.no-flush=on on blk |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on file |
| Cache mode: writeback, direct |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| |
| === Reopening children instead of the root === |
| |
| |
| --- Basic reopen --- |
| |
| cache.direct=on on none0 |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.direct=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| |
| cache.writeback=off on none0 |
| Cache mode: writethrough |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.writeback=off on file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,file.cache.writeback=off: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| cache.writeback=off on backing |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.cache.writeback=off: Could not open backing file: Block format 'qcow2' does not support the option 'cache.writeback' |
| |
| cache.writeback=off on backing-file |
| QEMU_PROG: -drive if=none,file=TEST_DIR/t.qcow2,backing.file.filename=TEST_DIR/t.qcow2.base,node-name=image,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,backing.file.cache.writeback=off: Could not open backing file: Block protocol 'file' doesn't support the option 'cache.writeback' |
| |
| |
| cache.no-flush=on on none0 |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| |
| cache.no-flush=on on file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, ignore flushes |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct |
| |
| cache.no-flush=on on backing |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct, ignore flushes |
| Cache mode: writeback, direct, ignore flushes |
| |
| cache.no-flush=on on backing-file |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, direct, ignore flushes |
| |
| --- Change cache mode after reopening child --- |
| |
| Cache mode: writeback, direct |
| Cache mode: writeback |
| Cache mode: writeback, direct |
| Cache mode: writeback, ignore flushes |
| *** done |
