This's very likely that Apache leaving a bunch of stray semaphore sets lying around after an attempted restart of apache.
you can use the following commands to check: #ipcs -s | grep apache and use the following to kill: ipcs -s | grep apache | awk ' { print $2 } ' | xargs -n 1 ipcrm -s use the username you starts apache (e.g., specified by "User" directive) instead of 'apache' in the commands. T On Fri, Nov 30, 2012 at 10:38 AM, Jackie Zhang <jackie.qq.zh...@gmail.com>wrote: > Yes, I think it's due to unclean exits. > Now no matter how simple the configuration is, the server refused to start. > > Could you tell me what should I clean (e.g., a system file) to make it > work? > > Jackie > > > On Fri, Nov 30, 2012 at 1:19 AM, Igor Galić <i.ga...@brainsware.org> > wrote: > > > > Are you missing mutex definitions? > > What does your config look like? > > > > Also, our bot from #httpd says: > > > > <fajita> Use ipcs to identify dead IPC stuff, and ipcrm to clean it up. > And in future, make sure Apache httpd exits cleanly > > > > > > ----- Original Message ----- > >> Hi, > >> > >> I find these log messages in my error_log, > >> > >> [Thu Nov 29 22:59:37.016343 2012] [auth_digest:notice] [pid 9146:tid > >> 139862742857472] AH01757: generating secret for digest authentication > >> ... > >> [Thu Nov 29 22:59:37.016481 2012] [core:emerg] [pid 9146:tid > >> 139862742857472] (28)No space left on device: AH00023: Couldn't > >> create > >> the authdigest-client mutex > >> [Thu Nov 29 22:59:37.016495 2012] [auth_digest:error] [pid 9146:tid > >> 139862742857472] (28)No space left on device: AH01760: failed to > >> create lock (client_lock) - all nonce-count checking, one-time > >> nonces, > >> and MD5-sess algorithm disabled > >> [Thu Nov 29 22:59:37.016531 2012] [:emerg] [pid 9146:tid > >> 139862742857472] AH00020: Configuration Failed, exiting > >> > >> I'm sure I have plenty of space on my disk. > >> > >> Thank you! > >> Jackie > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: users-unsubscr...@httpd.apache.org > >> For additional commands, e-mail: users-h...@httpd.apache.org > >> > >> > > > > -- > > Igor Galić > > > > Tel: +43 (0) 664 886 22 883 > > Mail: i.ga...@brainsware.org > > URL: http://brainsware.org/ > > GPG: 6880 4155 74BD FD7C B515 2EA5 4B1D 9E08 A097 C9AE > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: users-unsubscr...@httpd.apache.org > > For additional commands, e-mail: users-h...@httpd.apache.org > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@httpd.apache.org > For additional commands, e-mail: users-h...@httpd.apache.org > > -- Tianyin XU, http://cseweb.ucsd.edu/~tixu/