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Re: ntpd wedged by libc?
On Mar 18, 12:47pm, agcarver+netbsd%acarver.net@localhost (AGC) wrote:
-- Subject: Re: ntpd wedged by libc?
| Ok, it seems that the memory leak isn't occuring anymore but there may
| be an infinite loop problem. Using the snprintf workaround in ntpd, it
| still wedged a couple days ago using over 80% CPU. The memory usage
| jumped up some (from 5M to 10M) but it did not go beyond that even
| though I let it run in the wedged condition for hours.
| The back trace is below. The daemon was running for about 12 days
| straight with no problems and then suddenly wedged.
| Could this be a threads issue? Reading the header in
| libc/gdtoa/gdtoimp.h I see that pow5mult is a multithreaded function.
| Is there a chance for cross thread clobbering or is it just a case of a
| termination condition not being met in a loop and letting things spin
| out of control?
Could we be looking at a compiler bug here?
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