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Hi Don,

So it seems in each case, it didn't cause a crashing? Does users see any abnormal behavior other than those message in syslog?

regards,
Wei Yang  |  [log in to unmask]  |  650-926-3338(O)




On Mar 29, 2012, at 6:49 AM, Don Moore wrote:

> 
> Follow-up Comment #2, bug #93098 (project xrootd):
> 
> At this time, I don't know how to repeat this one. I followed your
> steps, and no new err-message in my log, and no core file. However- I did
> find the the issue on
> the SE which is using the /opt/osg/xrootdfs/init.d/xrootdfs.
> 
> Mar 26 09:33:04 fester kernel: xrootdfs[6081] trap divide error
> rip:31a8e085fa rsp:424516a0 error:0
> Mar 28 12:07:11 fester kernel: xrootdfs[6649] trap divide error
> rip:31a8e085fa rsp:417766a0 error:0
> 
> 
> later,
> -/don
> ---
> : root@g17 tmp; xrootdfs /las -o
> rdr=root://g17.utdallas.edu:1094//las/,uid=xrootd
> : root@g17 tmp; df
> Filesystem           1K-blocks      Used Available Use% Mounted on
> /dev/sda1            198381196   8704436 179436932   5% /
> tmpfs                 12337808         0  12337808   0% /dev/shm
> /dev/sdb1            1952841088    725036 1952116052   1% /x/1
> /dev/sda3            1695539712  14743732 1594667500   1% /ph/2
> g20:/ph               37929984   4742144  31261696  14% /net/g20/ph
> xrootdfs             34954787840 4715305628 30239482212  14% /las
> : root@g17 tmp; umount /las
> : root@g17 tmp; xrootdfs /las -o
> rdr=root://g17.utdallas.edu:1094//las/,uid=xrootd
> : root@g17 tmp; tail -10 /var/log/messages
> Mar 29 08:21:40 g17 XrootdFS[19781]:    g20.utdallas.edu:34826
> Mar 29 08:21:40 g17 XrootdFS[19786]: INFO: Starting 4 workers
> Mar 29 08:22:17 g17 XrootdFS[19796]: INFO: use the following 2 data servers
> :
> Mar 29 08:22:17 g17 XrootdFS[19796]:    g21.utdallas.edu:32885
> Mar 29 08:22:17 g17 XrootdFS[19796]:    g20.utdallas.edu:34826
> Mar 29 08:22:17 g17 XrootdFS[19800]: INFO: Starting 4 workers
> Mar 29 08:22:31 g17 XrootdFS[19812]: INFO: use the following 2 data servers
> :
> Mar 29 08:22:31 g17 XrootdFS[19812]:    g21.utdallas.edu:32885
> Mar 29 08:22:31 g17 XrootdFS[19812]:    g20.utdallas.edu:34826
> Mar 29 08:22:31 g17 XrootdFS[19816]: INFO: Starting 4 workers
> : root@g17 tmp; exit
> exit
> 
> Script done on Thu 29 Mar 2012 08:24:21 AM CDT
> : root@g17 tmp; 
> 
> 
> ---cat /tmp/3.scr 
> Script started on Thu 29 Mar 2012 08:29:08 AM CDT
> : root@fester tmp; 
> : root@fester tmp; ulimit -a
> core file size          (blocks, -c) 0
> data seg size           (kbytes, -d) unlimited
> scheduling priority             (-e) 0
> file size               (blocks, -f) unlimited
> pending signals                 (-i) 204800
> max locked memory       (kbytes, -l) unlimited
> max memory size         (kbytes, -m) unlimited
> open files                      (-n) 65536
> pipe size            (512 bytes, -p) 8
> POSIX message queues     (bytes, -q) 819200
> real-time priority              (-r) 0
> stack size              (kbytes, -s) 10240
> cpu time               (seconds, -t) unlimited
> max user processes              (-u) 204800
> virtual memory          (kbytes, -v) unlimited
> file locks                      (-x) unlimited
> : root@fester tmp;  ulimit -c unlimited
> : root@fester tmp; vdt-control --list
> Service                 | Type   | Desired State
> ------------------------+--------+--------------
> xrootdfs               | init    | enable        
> fetch-crl              | cron    | enable        
> vdt-rotate-logs        | cron    | enable        
> vdt-update-certs       | cron    | enable        
> gsiftp                 | inetd   | enable        
> gums-host-cron         | cron    | do not enable 
> edg-mkgridmap          | cron    | do not enable 
> bestman                | init    | enable        
> gratia-gridftp-transfer| cron    | do not enable 
> : root@fester tmp; vdt-control --off xrootdfs
> disabling init service xrootdfs... ok
> : root@fester tmp; df
> Filesystem           1K-blocks      Used Available Use% Mounted on
> /dev/sda1            198381196  29395100 158746268  16% /
> tmpfs                 12337808         0  12337808   0% /dev/shm
> /dev/sdb1            1952841088 1570225008 382616080  81% /ph/1
> /dev/sda3            1695539712    581920 1608829312   1% /ph/2
> g20:/ph               37929984   4742144  31261696  14% /net/g20/ph
> g20:/ph/1            1985426432 1826211840  58360832  97% /net/g20/ph/1
> : root@fester tmp; vdt-control --on xrootdfs
> enabling init service xrootdfs... ok
> : root@fester tmp; exit
> exit
> 
> Script done on Thu 29 Mar 2012 08:30:15 AM CDT
> ail -30 /var/log/messages
> Mar 29 08:27:02 fester dhclient: DHCPREQUEST on eth3 to 10.110.10.15 port 67
> (xid=0x18f541f6)
> Mar 29 08:27:02 fester dhclient: DHCPACK from 10.110.10.15 (xid=0x18f541f6)
> Mar 29 08:27:02 fester dhclient: bound to 129.110.62.13 -- renewal in 1724
> seconds.
> Mar 29 08:30:08 fester XrootdFS[30504]: INFO: use the following 18 data
> servers :
> Mar 29 08:30:08 fester XrootdFS[30504]:    g4.utdallas.edu:48118
> Mar 29 08:30:08 fester XrootdFS[30504]:    g6.utdallas.edu:36490
> Mar 29 08:30:08 fester XrootdFS[30504]:    g19.utdallas.edu:53660
> Mar 29 08:30:08 fester XrootdFS[30504]:    g18.utdallas.edu:36777
> Mar 29 08:30:08 fester XrootdFS[30504]:    g7.utdallas.edu:42570
> Mar 29 08:30:08 fester XrootdFS[30504]:    g0.utdallas.edu:53236
> Mar 29 08:30:08 fester XrootdFS[30504]:    g2.utdallas.edu:55613
> Mar 29 08:30:08 fester XrootdFS[30504]:    g14.utdallas.edu:56646
> Mar 29 08:30:08 fester XrootdFS[30504]:    g3.utdallas.edu:50605
> Mar 29 08:30:08 fester XrootdFS[30504]:    g8.utdallas.edu:34761
> Mar 29 08:30:08 fester XrootdFS[30504]:    g15.utdallas.edu:57904
> Mar 29 08:30:08 fester XrootdFS[30504]:    g16.utdallas.edu:47996
> Mar 29 08:30:08 fester XrootdFS[30504]:    g10.utdallas.edu:60948
> Mar 29 08:30:08 fester XrootdFS[30504]:    g11.utdallas.edu:35695
> Mar 29 08:30:08 fester XrootdFS[30504]:    g5.utdallas.edu:38946
> Mar 29 08:30:08 fester XrootdFS[30504]:    g9.utdallas.edu:47957
> Mar 29 08:30:08 fester XrootdFS[30504]:    g13.utdallas.edu:58762
> Mar 29 08:30:08 fester XrootdFS[30504]:    g12.utdallas.edu:59559
> Mar 29 08:30:08 fester XrootdFS[30706]: INFO: Starting 4 workers
> Mar 29 08:41:44 fester dhclient: DHCPREQUEST on eth0 to 10.110.10.15 port 67
> (xid=0x4fa3b764)
> Mar 29 08:42:24 fester last message repeated 5 times
> 
> 
> 
> 
>    _______________________________________________________
> 
> Reply to this item at:
> 
>  <http://savannah.cern.ch/bugs/?93098>
> 
> _______________________________________________
>  Message sent via/by LCG Savannah
>  http://savannah.cern.ch/
> 


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