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Re: [PATCH v5 0/6] block: seriously improve savevm performance
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Subject: |
Re: [PATCH v5 0/6] block: seriously improve savevm performance |
Date: |
Fri, 19 Jun 2020 04:02:31 -0700 (PDT) |
Patchew URL: 20200619100708.30440-1-den@openvz.org/">https://patchew.org/QEMU/20200619100708.30440-1-den@openvz.org/
Hi,
This series failed the asan build test. Please find the testing commands and
their output below. If you have Docker installed, you can probably reproduce it
locally.
=== TEST SCRIPT BEGIN ===
#!/bin/bash
export ARCH=x86_64
make docker-image-fedora V=1 NETWORK=1
time make docker-test-debug@fedora TARGET_LIST=x86_64-softmmu J=14 NETWORK=1
=== TEST SCRIPT END ===
GEN docs/interop/qemu-qmp-ref.html
GEN docs/interop/qemu-qmp-ref.txt
GEN docs/interop/qemu-qmp-ref.7
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of ` CC qga/commands.o
CC qga/guest-agent-command-state.o
CC qga/main.o
CC qga/commands-posix.o
---
LINK elf2dmp
CC qemu-img.o
AR libvhost-user.a
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
AS pc-bios/optionrom/linuxboot.o
CC pc-bios/optionrom/linuxboot_dma.o
AS pc-bios/optionrom/kvmvapic.o
---
SIGN pc-bios/optionrom/pvh.bin
LINK qemu-ga
LINK qemu-keymap
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK ivshmem-client
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK ivshmem-server
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK qemu-nbd
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK qemu-storage-daemon
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK qemu-img
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK qemu-io
LINK qemu-edid
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK fsdev/virtfs-proxy-helper
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK scsi/qemu-pr-helper
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK qemu-bridge-helper
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK virtiofsd
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
LINK vhost-user-input
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
GEN x86_64-softmmu/hmp-commands.h
GEN x86_64-softmmu/config-devices.h
GEN x86_64-softmmu/hmp-commands-info.h
---
CC x86_64-softmmu/gdbstub-xml.o
CC x86_64-softmmu/trace/generated-helpers.o
LINK x86_64-softmmu/qemu-system-x86_64
/usr/bin/ld:
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors_vfork.S.o):
warning: common of `__interception::real_vfork' overridden by definition from
/usr/lib64/clang/10.0.0/lib/linux/libclang_rt.asan-x86_64.a(asan_interceptors.cpp.o)
common.rc: line 50: test: check: binary operator expected
(printf '#define QEMU_PKGVERSION ""\n'; printf '#define QEMU_FULL_VERSION
"5.0.50"\n'; ) > qemu-version.h.tmp
make -C /tmp/qemu-test/src/slirp BUILD_DIR="/tmp/qemu-test/build/slirp"
PKG_CONFIG="pkg-config" CC="clang" AR="ar" LD="ld" RANLIB="ranlib"
CFLAGS="-I/usr/include/pixman-1 -Werror -fsanitize=undefined
-fsanitize=address -pthread -I/usr/include/glib-2.0
-I/usr/lib64/glib-2.0/include -fPIE -DPIE -m64 -mcx16 -D_GNU_SOURCE
-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes
-Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes
-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 -Wold-style-definition
-Wtype-limits -Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers
-Wempty-body -Wnested-externs -Wendif-labels -Wexpansion-to-defined
-Wno-initializer-overrides -Wno-missing-include-dirs -Wno-shift-negative-value
-Wno-string-plus-int -Wno-typedef-redefinition
-Wno-tautological-type-limit-compare -fstack-protector-strong
-I/usr/include/p11-kit-1 -DSTRUCT_IOVEC_DEFINED -I/usr/include/libpng16
-I/usr/include/spice-1 -I/usr/include/spice-server -I/usr/include/cacard
-I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/nss3
-I/usr/include/nspr4 -pthread -I/usr/include/libmount -I/usr/include/blkid
-I/usr/include/pixman-1 -I/tmp/qemu-test/src/tests
-I/tmp/qemu-test/src/tests/qtest -g " LDFLAGS="-Wl,--warn-common
-fsanitize=undefined -fsanitize=address -Wl,-z,relro -Wl,-z,now -pie -m64
-fstack-protector-strong"
---
clang -iquote /tmp/qemu-test/build/tests -iquote tests -iquote
/tmp/qemu-test/src/tcg/i386 -isystem /tmp/qemu-test/src/linux-headers -isystem
/tmp/qemu-test/build/linux-headers -iquote . -iquote /tmp/qemu-test/src -iquote
/tmp/qemu-test/src/accel/tcg -iquote /tmp/qemu-test/src/include -iquote
/tmp/qemu-test/src/disas/libvixl -I/usr/include/pixman-1 -Werror
-fsanitize=undefined -fsanitize=address -pthread -I/usr/include/glib-2.0
-I/usr/lib64/glib-2.0/include -fPIE -DPIE -m64 -mcx16 -D_GNU_SOURCE
-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes
-Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes
-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 -Wold-style-definition
-Wtype-limits -Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers
-Wempty-body -Wnested-externs -Wendif-labels -Wexpansion-to-defined
-Wno-initializer-overrides -Wno-missing-include-dirs -Wno-shift-negative-value
-Wno-string-plus-int -Wno-typedef-redefinition
-Wno-tautological-type-limit-compare -fstack-protector-strong
-I/usr/include/p11-kit-1 -DSTRUCT_IOVEC_DEFINED -I/usr/include/libpng16
-I/usr/include/spice-1 -I/usr/include/spice-server -I/usr/include/cacard
-I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/nss3
-I/usr/include/nspr4 -pthread -I/usr/include/libmount -I/usr/include/blkid
-I/usr/include/pixman-1 -I/tmp/qemu-test/src/tests
-I/tmp/qemu-test/src/tests/qtest -MMD -MP -MT tests/test-io-task.o -MF
tests/test-io-task.d -g -c -o tests/test-io-task.o
/tmp/qemu-test/src/tests/test-io-task.c
clang -iquote /tmp/qemu-test/build/tests -iquote tests -iquote
/tmp/qemu-test/src/tcg/i386 -isystem /tmp/qemu-test/src/linux-headers -isystem
/tmp/qemu-test/build/linux-headers -iquote . -iquote /tmp/qemu-test/src -iquote
/tmp/qemu-test/src/accel/tcg -iquote /tmp/qemu-test/src/include -iquote
/tmp/qemu-test/src/disas/libvixl -I/usr/include/pixman-1 -Werror
-fsanitize=undefined -fsanitize=address -pthread -I/usr/include/glib-2.0
-I/usr/lib64/glib-2.0/include -fPIE -DPIE -m64 -mcx16 -D_GNU_SOURCE
-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes
-Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes
-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 -Wold-style-definition
-Wtype-limits -Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers
-Wempty-body -Wnested-externs -Wendif-labels -Wexpansion-to-defined
-Wno-initializer-overrides -Wno-missing-include-dirs -Wno-shift-negative-value
-Wno-string-plus-int -Wno-typedef-redefinition
-Wno-tautological-type-limit-compare -fstack-protector-strong
-I/usr/include/p11-kit-1 -DSTRUCT_IOVEC_DEFINED -I/usr/include/libpng16
-I/usr/include/spice-1 -I/usr/include/spice-server -I/usr/include/cacard
-I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/nss3
-I/usr/include/nspr4 -pthread -I/usr/include/libmount -I/usr/include/blkid
-I/usr/include/pixman-1 -I/tmp/qemu-test/src/tests
-I/tmp/qemu-test/src/tests/qtest -MMD -MP -MT tests/test-io-channel-socket.o
-MF tests/test-io-channel-socket.d -g -c -o tests/test-io-channel-socket.o
/tmp/qemu-test/src/tests/test-io-channel-socket.c
clang -iquote /tmp/qemu-test/build/tests -iquote tests -iquote
/tmp/qemu-test/src/tcg/i386 -isystem /tmp/qemu-test/src/linux-headers -isystem
/tmp/qemu-test/build/linux-headers -iquote . -iquote /tmp/qemu-test/src -iquote
/tmp/qemu-test/src/accel/tcg -iquote /tmp/qemu-test/src/include -iquote
/tmp/qemu-test/src/disas/libvixl -I/usr/include/pixman-1 -Werror
-fsanitize=undefined -fsanitize=address -pthread -I/usr/include/glib-2.0
-I/usr/lib64/glib-2.0/include -fPIE -DPIE -m64 -mcx16 -D_GNU_SOURCE
-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes
-Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes
-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 -Wold-style-definition
-Wtype-limits -Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers
-Wempty-body -Wnested-externs -Wendif-labels -Wexpansion-to-defined
-Wno-initializer-overrides -Wno-missing-include-dirs -Wno-shift-negative-value
-Wno-string-plus-int -Wno-typedef-redefinition
-Wno-tautological-type-limit-compare -fstack-protector-strong
-I/usr/include/p11-kit-1 -DSTRUCT_IOVEC_DEFINED -I/usr/include/libpng16
-I/usr/include/spice-1 -I/usr/include/spice-server -I/usr/include/cacard
-I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/nss3
-I/usr/include/nspr4 -pthread -I/usr/include/libmount -I/usr/include/blkid
-I/usr/include/pixman-1 -I/tmp/qemu-test/src/tests
-I/tmp/qemu-test/src/tests/qtest -MMD -MP -MT tests/io-channel-helpers.o -MF
tests/io-channel-helpers.d -g -c -o tests/io-channel-helpers.o
/tmp/qemu-test/src/tests/io-channel-helpers.c
/tmp/qemu-test/src/tests/qht-bench.c:287:29: error: implicit conversion from
'unsigned long' to 'double' changes value from 18446744073709551615 to
18446744073709551616 [-Werror,-Wimplicit-int-float-conversion]
*threshold = rate * UINT64_MAX;
~ ^~~~~~~~~~
/usr/include/stdint.h:130:23: note: expanded from macro 'UINT64_MAX'
---
18446744073709551615UL
^~~~~~~~~~~~~~~~~~~~~~
1 error generated.
make: *** [/tmp/qemu-test/src/rules.mak:69: tests/qht-bench.o] Error 1
make: *** Waiting for unfinished jobs....
Traceback (most recent call last):
File "./tests/docker/docker.py", line 669, in <module>
---
raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['sudo', '-n', 'docker', 'run',
'--label', 'com.qemu.instance.uuid=c67c2e4d508c4d55a517b3da9a7e6c35', '-u',
'1001', '--security-opt', 'seccomp=unconfined', '--rm', '-e',
'TARGET_LIST=x86_64-softmmu', '-e', 'EXTRA_CONFIGURE_OPTS=', '-e', 'V=', '-e',
'J=14', '-e', 'DEBUG=', '-e', 'SHOW_ENV=', '-e', 'CCACHE_DIR=/var/tmp/ccache',
'-v', '/home/patchew/.cache/qemu-docker-ccache:/var/tmp/ccache:z', '-v',
'/var/tmp/patchew-tester-tmp-k4xm9z3a/src/docker-src.2020-06-19-06.55.27.1715:/var/tmp/qemu:z,ro',
'qemu:fedora', '/var/tmp/qemu/run', 'test-debug']' returned non-zero exit
status 2.
filter=--filter=label=com.qemu.instance.uuid=c67c2e4d508c4d55a517b3da9a7e6c35
make[1]: *** [docker-run] Error 1
make[1]: Leaving directory `/var/tmp/patchew-tester-tmp-k4xm9z3a/src'
make: *** [docker-run-test-debug@fedora] Error 2
real 7m2.468s
user 0m9.043s
The full log is available at
20200619100708.30440-1-den@openvz.org/testing.asan/?type=message">http://patchew.org/logs/20200619100708.30440-1-den@openvz.org/testing.asan/?type=message.
---
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Please send your feedback to patchew-devel@redhat.com
- [PATCH v5 0/6] block: seriously improve savevm performance, Denis V. Lunev, 2020/06/19
- [PATCH 4/6] block/block-backend: remove always true check from blk_save_vmstate, Denis V. Lunev, 2020/06/19
- [PATCH 3/6] block/aio_task: drop aio_task_pool_wait_one() helper, Denis V. Lunev, 2020/06/19
- [PATCH 2/6] block/aio_task: allow start/wait task from any coroutine, Denis V. Lunev, 2020/06/19
- [PATCH 1/6] migration/savevm: respect qemu_fclose() error code in save_snapshot(), Denis V. Lunev, 2020/06/19
- [PATCH 6/6] block/io: improve savevm performance, Denis V. Lunev, 2020/06/19
- [PATCH 5/6] block, migration: add bdrv_finalize_vmstate helper, Denis V. Lunev, 2020/06/19
- Re: [PATCH v5 0/6] block: seriously improve savevm performance,
no-reply <=
- [PATCH 7/6] block/io: improve loadvm performance, Denis V. Lunev, 2020/06/22