Although I am going to take the testing a step forward, the 3 switches are all the same Dell model, so I had someone move the network cable over to another switch along with a test server, copy seems to be doing better at the moment. Thanks for the suggestion
Chris On Sat, Oct 24, 2009 at 12:56 PM, Chris Wilkerson < [email protected]> wrote: > Yes, forgot to include I've tried multiple network cables and 3 switches. > > Also this behavior doesn't happen if you do copies over FTP > > Chris > > > On Sat, Oct 24, 2009 at 12:54 PM, James Carlson > <[email protected]>wrote: > >> On Oct 24, 2009, at 1:07 PM, Chris Wilkerson <[email protected]> >> wrote: >> >> The network adapter drops completely offline, IP's localhost and its >>> 192.168.x.x address are pingable locally but not remotely. The inactivity >>> lasts for 30 minutes or an hour. Sometimes the network adapter does not >>> resume by itself and has to be restarted. >>> >>> Things I've checked so far >>> - switches, nics and server copying from/to all have same MTU >>> - I do have jumbo frames enabled on the switches >>> - have tested the file copies to local OS drives setup as a CIFS share, >>> without the 3ware controller, just to rule out if 3ware's drivers are buggy >>> and causing weird issues >>> - I've also tested multiple network adapters, Realtek 8111, Broadcom, and >>> the Intel e1000, all of them exhibit the same behavior >>> >> >> That sounds like a malfunctioning switch or broken hardware (such as a bad >> wire). Have you eliminated those as potential issues? >> >> >
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