On Thu, Oct 11, 2012 at 03:44:25PM +0800, Shu Ming wrote:
> I found some "dd" operations were launched contiguously in my vdsm.log.
> Is this harmful? How was this operation caused?
That's storage.storage_mailbox.SPM_MailMonitor, polling for lvextend
requests. dd is used, since in the old days, vdsm did not have
The behavior is expected, but I cannot say that it is harmless.
The mailbox should be high on
since forking so much is a waste, as well as using strings instead of
bytearrays. Making the module as a separate, testable entity, is important,
> From vdsm.log:
> 15:38:57,243::__init__::1249::Storage.Misc.excCmd::(_log) 'dd
> iflag=direct,fullblock count=1 bs=1024000' (cwd None)
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