I would focus on the actual qemu-img error (i.e. nothing to do with CloudStack, but something to do with Ceph+RBD - try to do internal Ceph snapshot, see if the image is corrupted or not, etc, etc):
QemuImgException: qemu-img: error while writing sector 7921663: Input/output errorqemu-img: Failed to flush the L2 table cache: Input/output errorqemu-img: Failed to flush the refcount block cache: Input/output error Perhaps someone else have seen something similar. On Tue, 15 Jun 2021 at 09:32, Jeremy Hansen <[email protected]> wrote: > > For some reason a particular snapshot I’m trying to create for a volume > fails and I see this error: > > 2021-06-15 00:28:03,416 ERROR [o.a.c.s.v.VolumeServiceImpl] > (Work-Job-Executor-11:ctx-a1408657 job-673/job-674 ctx-5db754de) > (logid:da060faf) Take snapshot: 49 failed > com.cloud.utils.exception.CloudRuntimeException: > org.apache.cloudstack.utils.qemu.QemuImgException: qemu-img: error while > writing sector 7921663: Input/output errorqemu-img: Failed to flush the L2 > table cache: Input/output errorqemu-img: Failed to flush the refcount block > cache: Input/output error > at > org.apache.cloudstack.storage.snapshot.SnapshotServiceImpl.backupSnapshot(SnapshotServiceImpl.java:301) > at > org.apache.cloudstack.storage.snapshot.DefaultSnapshotStrategy.backupSnapshot(DefaultSnapshotStrategy.java:171) > at > com.cloud.storage.snapshot.SnapshotManagerImpl.backupSnapshotToSecondary(SnapshotManagerImpl.java:1215) > at > com.cloud.storage.snapshot.SnapshotManagerImpl.takeSnapshot(SnapshotManagerImpl.java:1166) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native > Method) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.base/java.lang.reflect.Method.invoke(Method.java:566) > at > org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) > at > org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:95) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) > at > org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) > at com.sun.proxy.$Proxy208.takeSnapshot(Unknown Source) > at > org.apache.cloudstack.storage.volume.VolumeServiceImpl.takeSnapshot(VolumeServiceImpl.java:2087) > at > com.cloud.storage.VolumeApiServiceImpl.orchestrateTakeVolumeSnapshot(VolumeApiServiceImpl.java:2638) > at > com.cloud.storage.VolumeApiServiceImpl.orchestrateTakeVolumeSnapshot(VolumeApiServiceImpl.java:3627) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native > Method) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.base/java.lang.reflect.Method.invoke(Method.java:566) > at > com.cloud.vm.VmWorkJobHandlerProxy.handleVmWorkJob(VmWorkJobHandlerProxy.java:107) > at > com.cloud.storage.VolumeApiServiceImpl.handleVmWorkJob(VolumeApiServiceImpl.java:3633) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native > Method) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.base/java.lang.reflect.Method.invoke(Method.java:566) > at > org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) > at > org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:95) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) > at > org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) > at com.sun.proxy.$Proxy215.handleVmWorkJob(Unknown Source) > at > com.cloud.vm.VmWorkJobDispatcher.runJob(VmWorkJobDispatcher.java:102) > at > org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.runInContext(AsyncJobManagerImpl.java:620) > at > org.apache.cloudstack.managed.context.ManagedContextRunnable$1.run(ManagedContextRunnable.java:48) > at > org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:55) > at > org.apache.cloudstack.managed.context.impl.DefaultManagedContext.callWithContext(DefaultManagedContext.java:102) > at > org.apache.cloudstack.managed.context.impl.DefaultManagedContext.runWithContext(DefaultManagedContext.java:52) > at > org.apache.cloudstack.managed.context.ManagedContextRunnable.run(ManagedContextRunnable.java:45) > at > org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.run(AsyncJobManagerImpl.java:568) > at > java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) > at > java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) > at > java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) > at > java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) > at java.base/java.lang.Thread.run(Thread.java:829) > 2021-06-15 00:28:03,418 ERROR [c.c.v.VmWorkJobHandlerProxy] > (Work-Job-Executor-11:ctx-a1408657 job-673/job-674 ctx-5db754de) > (logid:da060faf) Invocation exception, caused by: > com.cloud.utils.exception.CloudRuntimeException: > org.apache.cloudstack.utils.qemu.QemuImgException: qemu-img: error while > writing sector 7921663: Input/output errorqemu-img: Failed to flush the L2 > table cache: Input/output errorqemu-img: Failed to flush the refcount block > cache: Input/output error > 2021-06-15 00:28:03,418 INFO [c.c.v.VmWorkJobHandlerProxy] > (Work-Job-Executor-11:ctx-a1408657 job-673/job-674 ctx-5db754de) > (logid:da060faf) Rethrow exception > com.cloud.utils.exception.CloudRuntimeException: > org.apache.cloudstack.utils.qemu.QemuImgException: qemu-img: error while > writing sector 7921663: Input/output errorqemu-img: Failed to flush the L2 > table cache: Input/output errorqemu-img: Failed to flush the refcount block > cache: Input/output error > 2021-06-15 00:28:03,418 DEBUG [c.c.v.VmWorkJobDispatcher] > (Work-Job-Executor-11:ctx-a1408657 job-673/job-674) (logid:da060faf) Done > with run of VM work job: com.cloud.vm.VmWorkTakeVolumeSnapshot for VM 28, > job origin: 673 > 2021-06-15 00:28:03,418 ERROR [c.c.v.VmWorkJobDispatcher] > (Work-Job-Executor-11:ctx-a1408657 job-673/job-674) (logid:da060faf) Unable > to complete AsyncJobVO {id:674, userId: 2, accountId: 2, instanceType: > null, instanceId: null, cmd: com.cloud.vm.VmWorkTakeVolumeSnapshot, > cmdInfo: > 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-AAcAAAAAAAAAMQ, > cmdVersion: 0, status: IN_PROGRESS, processStatus: 0, resultCode: 0, > result: null, initMsid: 198690285003419, completeMsid: null, lastUpdated: > null, lastPolled: null, created: Tue Jun 15 00:21:21 PDT 2021, removed: > null}, job origin:673 > com.cloud.utils.exception.CloudRuntimeException: > org.apache.cloudstack.utils.qemu.QemuImgException: qemu-img: error while > writing sector 7921663: Input/output errorqemu-img: Failed to flush the L2 > table cache: Input/output errorqemu-img: Failed to flush the refcount block > cache: Input/output error > at > org.apache.cloudstack.storage.snapshot.SnapshotServiceImpl.backupSnapshot(SnapshotServiceImpl.java:301) > at > org.apache.cloudstack.storage.snapshot.DefaultSnapshotStrategy.backupSnapshot(DefaultSnapshotStrategy.java:171) > at > com.cloud.storage.snapshot.SnapshotManagerImpl.backupSnapshotToSecondary(SnapshotManagerImpl.java:1215) > at > com.cloud.storage.snapshot.SnapshotManagerImpl.takeSnapshot(SnapshotManagerImpl.java:1166) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native > Method) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.base/java.lang.reflect.Method.invoke(Method.java:566) > at > org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) > at > org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:95) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) > at > org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) > at com.sun.proxy.$Proxy208.takeSnapshot(Unknown Source) > at > org.apache.cloudstack.storage.volume.VolumeServiceImpl.takeSnapshot(VolumeServiceImpl.java:2087) > at > com.cloud.storage.VolumeApiServiceImpl.orchestrateTakeVolumeSnapshot(VolumeApiServiceImpl.java:2638) > at > com.cloud.storage.VolumeApiServiceImpl.orchestrateTakeVolumeSnapshot(VolumeApiServiceImpl.java:3627) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native > Method) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.base/java.lang.reflect.Method.invoke(Method.java:566) > at > com.cloud.vm.VmWorkJobHandlerProxy.handleVmWorkJob(VmWorkJobHandlerProxy.java:107) > at > com.cloud.storage.VolumeApiServiceImpl.handleVmWorkJob(VolumeApiServiceImpl.java:3633) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native > Method) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.base/java.lang.reflect.Method.invoke(Method.java:566) > at > org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) > at > org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:95) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) > at > org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) > at com.sun.proxy.$Proxy215.handleVmWorkJob(Unknown Source) > at > com.cloud.vm.VmWorkJobDispatcher.runJob(VmWorkJobDispatcher.java:102) > at > org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.runInContext(AsyncJobManagerImpl.java:620) > at > org.apache.cloudstack.managed.context.ManagedContextRunnable$1.run(ManagedContextRunnable.java:48) > at > org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:55) > at > org.apache.cloudstack.managed.context.impl.DefaultManagedContext.callWithContext(DefaultManagedContext.java:102) > at > org.apache.cloudstack.managed.context.impl.DefaultManagedContext.runWithContext(DefaultManagedContext.java:52) > at > org.apache.cloudstack.managed.context.ManagedContextRunnable.run(ManagedContextRunnable.java:45) > at > org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.run(AsyncJobManagerImpl.java:568) > at > java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) > at > java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) > at > java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) > at > java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) > at java.base/java.lang.Thread.run(Thread.java:829) > > I can snapshot other volumes, but this one consistently fails. > > I’m on 4.15.0.0 using Ceph (Pacific)/rbd. > > Any hints? > > Thank you > -jeremy > -- Andrija Panić
