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Diffstat (limited to 'results/classifier/118/debug/1821')
| -rw-r--r-- | results/classifier/118/debug/1821 | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/results/classifier/118/debug/1821 b/results/classifier/118/debug/1821 deleted file mode 100644 index 7e798b1b..00000000 --- a/results/classifier/118/debug/1821 +++ /dev/null @@ -1,83 +0,0 @@ -debug: 0.900 -graphic: 0.873 -performance: 0.866 -permissions: 0.865 -virtual: 0.853 -network: 0.849 -register: 0.845 -risc-v: 0.837 -architecture: 0.836 -user-level: 0.827 -vnc: 0.824 -boot: 0.815 -device: 0.814 -kernel: 0.812 -KVM: 0.811 -semantic: 0.810 -arm: 0.809 -peripherals: 0.804 -assembly: 0.800 -PID: 0.800 -files: 0.784 -socket: 0.780 -TCG: 0.759 -VMM: 0.754 -hypervisor: 0.744 -ppc: 0.730 -mistranslation: 0.680 -i386: 0.606 -x86: 0.563 - -snapshot-save very slow in 8.1-rc2 -Description of problem: -Before commit 813cd61669 ("migration: Use migration_transferred_bytes() to calculate rate_limit") the above script will take about 1.5 seconds to execute, after the commit, 1 minute 30 seconds. More RAM makes it take longer still. -Steps to reproduce: -1. Execute the script given as the command line above. -Additional information: -Creating the issue here, so it doesn't get lost and is documented. - -The following series by @juan.quintela would've avoided the regression, but seems like it never landed: https://lists.nongnu.org/archive/html/qemu-devel/2023-05/msg07971.html - -Logs: - -Before commit 813cd61669 -``` -root@pve8a1 /home/febner/repos/qemu/build # time ~/save-snap.sh -Formatting '/tmp/test.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=1073741824 lazy_refcounts=off refcount_bits=16 -{"QMP": {"version": {"qemu": {"micro": 50, "minor": 0, "major": 8}, "package": "v8.0.0-967-g3db9c05a90-dirty"}, "capabilities": ["oob"]}} -VNC server running on ::1:5900 -{"return": {}} -{"timestamp": {"seconds": 1691572701, "microseconds": 708660}, "event": "JOB_STATUS_CHANGE", "data": {"status": "created", "id": "save0"}} -{"timestamp": {"seconds": 1691572701, "microseconds": 708731}, "event": "JOB_STATUS_CHANGE", "data": {"status": "running", "id": "save0"}} -{"return": {}} -{"timestamp": {"seconds": 1691572701, "microseconds": 709239}, "event": "STOP"} -{"timestamp": {"seconds": 1691572702, "microseconds": 939059}, "event": "RESUME"} -{"timestamp": {"seconds": 1691572702, "microseconds": 939565}, "event": "JOB_STATUS_CHANGE", "data": {"status": "waiting", "id": "save0"}} -{"timestamp": {"seconds": 1691572702, "microseconds": 939605}, "event": "JOB_STATUS_CHANGE", "data": {"status": "pending", "id": "save0"}} -{"timestamp": {"seconds": 1691572702, "microseconds": 939638}, "event": "JOB_STATUS_CHANGE", "data": {"status": "concluded", "id": "save0"}} -{"return": {}} -{"timestamp": {"seconds": 1691572702, "microseconds": 939730}, "event": "SHUTDOWN", "data": {"guest": false, "reason": "host-qmp-quit"}} -{"timestamp": {"seconds": 1691572702, "microseconds": 941746}, "event": "JOB_STATUS_CHANGE", "data": {"status": "null", "id": "save0"}} -~/save-snap.sh 1.18s user 0.09s system 85% cpu 1.476 total -``` - -After commit 813cd61669 -``` -root@pve8a1 /home/febner/repos/qemu/build # time ~/save-snap.sh -Formatting '/tmp/test.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=1073741824 lazy_refcounts=off refcount_bits=16 -{"QMP": {"version": {"qemu": {"micro": 92, "minor": 0, "major": 8}, "package": "v8.1.0-rc2-102-ga8fc5165aa"}, "capabilities": ["oob"]}} -VNC server running on ::1:5900 -{"return": {}} -{"timestamp": {"seconds": 1691572864, "microseconds": 944026}, "event": "JOB_STATUS_CHANGE", "data": {"status": "created", "id": "save0"}} -{"timestamp": {"seconds": 1691572864, "microseconds": 944115}, "event": "JOB_STATUS_CHANGE", "data": {"status": "running", "id": "save0"}} -{"return": {}} -{"timestamp": {"seconds": 1691572864, "microseconds": 944631}, "event": "STOP"} -{"timestamp": {"seconds": 1691572954, "microseconds": 697523}, "event": "RESUME"} -{"timestamp": {"seconds": 1691572954, "microseconds": 697962}, "event": "JOB_STATUS_CHANGE", "data": {"status": "waiting", "id": "save0"}} -{"timestamp": {"seconds": 1691572954, "microseconds": 697996}, "event": "JOB_STATUS_CHANGE", "data": {"status": "pending", "id": "save0"}} -{"timestamp": {"seconds": 1691572954, "microseconds": 698020}, "event": "JOB_STATUS_CHANGE", "data": {"status": "concluded", "id": "save0"}} -{"return": {}} -{"timestamp": {"seconds": 1691572954, "microseconds": 698089}, "event": "SHUTDOWN", "data": {"guest": false, "reason": "host-qmp-quit"}} -{"timestamp": {"seconds": 1691572954, "microseconds": 701263}, "event": "JOB_STATUS_CHANGE", "data": {"status": "null", "id": "save0"}} -~/save-snap.sh 31.81s user 41.69s system 81% cpu 1:30.03 total -``` |