[Mono-dev] Serialization issues
gregoryyoung1 at gmail.com
Tue Jul 23 13:26:53 UTC 2013
What's the crash? Is it a segfault etc?
On Thursday, July 18, 2013, Vilius Adamkavicius wrote:
> Our module can run for weeks but then crashes...always in serializing of a
> class to a class to XML. We can perform the same serialisation operation
> over a million times, but then it crash within one. Try/Catch traps see
> nothing. This leads us to think the issue is much deeper in mono.
> We have a mono service that manages a state engine that can manage several
> entity types and hundreds of entities instances that can change state every
> few seconds. Periodically the engine takes some snapshot statistics and
> does two things with the statistics. It:
> a) streams them them to a socket
> b) writes them to a file.
> To prepare the stats for these operations they are placed in one of
> several collections and these collections are serialized. When the system
> is busy it can average to about 10 to 20 serialization operations per
> We have optimized the code to persist the serialization objects for each
> collection class. This improves performance in mono, but did not affect the
> incidence of the issue. In development when we (accidently) created issues
> that caused genuine serialization exceptions we caught them so we know out
> exception catching works...Our logging tells us that "serialization is
> starting" but on crash we see no "serialisation done" message.
> Anyone have any ideas? Does/has anyone else seen this.
Le doute n'est pas une condition agréable, mais la certitude est absurde.
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