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https://issues.apache.org/jira/browse/CLOUDSTACK-1025?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rafael Weingärtner closed CLOUDSTACK-1025.
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Resolution: Fixed
> If an ISO is deleted there is no check if the ISO is actually attached to a
> guest or not.
> -----------------------------------------------------------------------------------------
>
> Key: CLOUDSTACK-1025
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-1025
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: ISO
> Affects Versions: 4.0.0
> Reporter: Funs Kessen
> Priority: Minor
>
> It's possible to remove ISO images that are still attached to VMs, this
> results in the hypervisor having stale NFS handles and IO errors on the non
> existing attached ISO.
> for example:
> Jan 21 13:33:07 XXXXXX tapdisk[6360]:
> /var/run/sr-mount/f1c9b60b-516f-9f9d-9c1c-2021505f2c51/238-7-2e48e390-9f0d-31bb-92b2-71ca50d0e349.iso:
> __tapdisk_vbd_complete_td_request: 185 messages suppressed
> Jan 21 13:33:07 XXXXXX tapdisk[6360]: ERROR: errno -116 at
> __tapdisk_vbd_complete_td_request: req tap-1.0: read 0x0008 secs @ 0x00000000
> - Stale NFS file handle
> Jan 21 13:33:07 XXXXXX last message repeated 14 times
> Jan 21 13:33:07 XXXXXX tapdisk[6360]: ERROR: errno -116 at
> __tapdisk_vbd_complete_td_request: req tap-1.0: read 0x0008 secs @ 0x00000010
> - Stale NFS file handle
> Jan 21 13:33:07 XXXXXX tapdisk[6360]:
> /var/run/sr-mount/f1c9b60b-516f-9f9d-9c1c-2021505f2c51/238-7-2e48e390-9f0d-31bb-92b2-71ca50d0e349.iso:
> __tapdisk_vbd_complete_td_request: too many errors, dropped.
> Jan 21 13:33:07 XXXXXX kernel: end_request: I/O error, dev tdb, sector 0
> Jan 21 13:33:07 XXXXXX last message repeated 14 times
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