diff options
| author | Christian Krinitsin <mail@krinitsin.com> | 2025-05-21 21:21:26 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-05-21 21:21:26 +0200 |
| commit | 4b927bc37359dec23f67d3427fc982945f24f404 (patch) | |
| tree | 245449ef9146942dc7fffd0235b48b7e70a00bf2 /gitlab/issues/target_missing/host_missing/accel_missing/1821.toml | |
| parent | aa8bd79cec7bf6790ddb01d156c2ef2201abbaab (diff) | |
| download | emulator-bug-study-4b927bc37359dec23f67d3427fc982945f24f404.tar.gz emulator-bug-study-4b927bc37359dec23f67d3427fc982945f24f404.zip | |
add gitlab issues in toml format
Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/1821.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/1821.toml | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/1821.toml b/gitlab/issues/target_missing/host_missing/accel_missing/1821.toml new file mode 100644 index 00000000..3e425dee --- /dev/null +++ b/gitlab/issues/target_missing/host_missing/accel_missing/1821.toml @@ -0,0 +1,61 @@ +id = 1821 +title = "snapshot-save very slow in 8.1-rc2" +state = "closed" +created_at = "2023-08-09T09:28:04.143Z" +closed_at = "2024-01-18T15:56:09.294Z" +labels = [] +url = "https://gitlab.com/qemu-project/qemu/-/issues/1821" +host-os = "Proxmox VE 8.0" +host-arch = "x86" +qemu-version = "QEMU emulator version 8.0.92 (v8.1.0-rc2-102-ga8fc5165aa)" +guest-os = "n/a" +guest-arch = "n/a" +description = """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.""" +reproduce = """1. Execute the script given as the command line above.""" +additional = """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 +```""" |