[Asterisk-Dev] Intermittent EAGAIN error when writing to zaptel driver in zt_my_write()?

[Kevin P. Fleming]

Kris Boutilier wrote:
> I have a group of * servers, all running todays cvs-head, who intermittently throw away data going to their t100p cards apparently because of EAGAIN errors in my_zt_write(). This creates pops and/or clicks across all the zap channels that are running at that instant and has been going on for a long time for me, but only recently was * determined to be the cause (rather than the network, T1 etc.).

Since this is an issue directly related to the use of Digium hardware, 
you do have the option of enlisting Digium's technical support to help 
you debug the problem.