Also, I noticed when I initiate the snapshot from the Cloudstack side, an image does get allocated from Ceph’s perspective but then it ultimately fails but the snapshot remains on the ceph side.
-jeremy
> On Jun 15, 2021, at 5:52 PM, Jeremy Hansen <jer...@skidrow.la> wrote:
>
> Thank you. Creating the snapshot on the Ceph side seems to be no problem and
> pretty much instantaneous. It’s just odd since I’m able to snapshot other VM
> root volumes also residing on the ceph rbd pool.
>
> -jeremy
>
>
>> On Jun 15, 2021, at 3:24 AM, Andrija Panic <andrija.pa...@gmail.com> wrote:
>>
>> 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 <jer...@skidrow.la> 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
>
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