[Mongrel] Log problem on stop/restart

Jeroen Houben jeroen at supercool.nl
Mon Dec 4 13:19:03 EST 2006


Maybe also share your mongrel_cluster.yml

Jeroen

Dwayne Purper wrote:
> I'm using the mongrel_cluster recipes for Capistrano as laid out by  
> codahale.com and the new ed. of the Agile Development book, but I'm  
> having problems on restart and stop:
> 
> I can start:
> 
> [root current]# mongrel_rails cluster::start
> Starting 3 Mongrel servers...
> 
> 
> And I can see 3 processes running:
> 
> [root current]# ps aux | grep mongrel
> mongrel   1947  0.0  8.2  24684 10776 ?        S    Dec01   0:00 /usr/ 
> local/bin/ruby /usr/local/bin/mongrel_rails start -d -e production -p  
> 8000 -a 127.0.0.1 -P log/mongrel.8000.pid -c /var/www/apps/central -- 
> user mongrel --group mongrel --prefix /central
> mongrel   1950  0.0 12.4  24716 16336 ?        S    Dec01   0:00 /usr/ 
> local/bin/ruby /usr/local/bin/mongrel_rails start -d -e production -p  
> 8001 -a 127.0.0.1 -P log/mongrel.8001.pid -c /var/www/apps/central -- 
> user mongrel --group mongrel --prefix /central
> mongrel   1953  0.0 12.0  24696 15768 ?        S    Dec01   0:00 /usr/ 
> local/bin/ruby /usr/local/bin/mongrel_rails start -d -e production -p  
> 8002 -a 127.0.0.1 -P log/mongrel.8002.pid -c /var/www/apps/central -- 
> user mongrel --group mongrel --prefix /central
> root      6687  0.0  0.5   3912   688 pts/1    R+   05:21   0:00 grep  
> mongrel
> 
> 
> But when I check the page, I get a 404:
> 
> [root current]# curl -I http://127.0.0.1:8000
> HTTP/1.1 404 Not Found
> Connection: close
> Server: Mongrel 0.3.18
> 
> 
> When I stop (or restart), I get .pid does not exist messages:
> 
> [root current]# mongrel_rails cluster::stop
> Stopping 3 Mongrel servers...
> !!! PID file log/mongrel.8000.pid does not exist.  Not running?
> mongrel::stop reported an error. Use mongrel_rails mongrel::stop -h  
> to get help.
> mongrel_rails stop -P log/mongrel.8000.pid -c /var/www/apps/central/ 
> current
> 
> !!! PID file log/mongrel.8001.pid does not exist.  Not running?
> mongrel::stop reported an error. Use mongrel_rails mongrel::stop -h  
> to get help.
> mongrel_rails stop -P log/mongrel.8001.pid -c /var/www/apps/central/ 
> current
> 
> !!! PID file log/mongrel.8002.pid does not exist.  Not running?
> mongrel::stop reported an error. Use mongrel_rails mongrel::stop -h  
> to get help.
> mongrel_rails stop -P log/mongrel.8002.pid -c /var/www/apps/central/ 
> current
> 
> 
> So is it a permissions issue?
> 
> Permissions for current directory have log owned by dwayne:dwayne ... :
> 
> [root current]# ls -l
> total 60
> drwxr-xr-x 7 dwayne dwayne 4096 Dec  5 05:06 app
> drwxr-xr-x 3 dwayne dwayne 4096 Dec  5 05:06 components
> drwxr-xr-x 4 dwayne dwayne 4096 Dec  5 05:06 config
> drwxr-xr-x 4 dwayne dwayne 4096 Dec  5 05:06 db
> drwxr-xr-x 3 dwayne dwayne 4096 Dec  5 05:06 doc
> drwxr-xr-x 4 dwayne dwayne 4096 Dec  5 05:06 lib
> lrwxrwxrwx 1 dwayne dwayne   32 Dec  5 05:06 log -> /var/www/apps/ 
> central/shared/log
> drwxr-xr-x 6 dwayne dwayne 4096 Dec  5 05:06 public
> -rw-r--r-- 1 dwayne dwayne  307 Dec  5 05:06 Rakefile
> -rw-r--r-- 1 dwayne dwayne 7264 Dec  5 05:06 README
> drwxr-xr-x 5 dwayne dwayne 4096 Dec  5 05:06 script
> drwxr-xr-x 8 dwayne dwayne 4096 Dec  5 05:06 test
> drwxr-xr-x 6 dwayne dwayne 4096 Dec  5 05:06 tmp
> -rw-r--r-- 1 dwayne dwayne 1930 Dec  5 05:06 TODO
> drwxr-xr-x 4 dwayne dwayne 4096 Dec  5 05:06 vendor
> 
> 
> But that's a symlink to shared directory created by Capistrano. I  
> changed the shared log directory in /var/www/apps/central/shared/log  
> to group mongrel, but that doesn't seem to help:
> 
> [root current]# ls -l /var/www/apps/central/shared
> total 12
> drwxrwxrwx 2 dwayne mongrel 4096 Dec  5 03:08 log
> drwxrwxrwx 2 dwayne dwayne  4096 Dec  4 16:01 pids
> drwxrwxr-x 2 dwayne dwayne  4096 Dec  4 16:01 system
> 
> 
> I changed existing mongrel.log to group mongrel also:
> 
> [root current]# ls -l /var/www/apps/central/shared/log
> total 76
> -rw-r--r-- 1 root   root       73 Dec  4 16:24 development.log
> -rw-rw-rw- 1 dwayne mongrel 67050 Dec  5 05:20 mongrel.log
> 
> 
> It seems like mongrel_cluster should have what it needs to create the  
> pid files. What am I missing?
> 
> Thanks for any help. I know others have had this .pid issue, but from  
> what I've read, it usually involves not starting the cluster from the  
> proper directory or with proper permissions.
> 
> --
> Dwayne
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