[DRBD-user] DRBD lockup

Andreas Kurz andreas at hastexo.com
Mon Dec 19 12:20:44 CET 2011

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


Hello,

On 12/18/2011 05:02 PM, Taylor, Jonn wrote:
> I am having problems with drbd locking up randomly. I am using CentOS
> 5.7 on a HP DL385 G5 x86_64 server. I am using gvfs, ctdb and samba 3.6.
> Here are my configs. I used this setup.

Without any further error description or logs ... and you use a really
ancient version of DRBD (elrepo has latest rpms for your distro ...) ...
you might want to check if you suffer from activity log starvation from
time to time ("starving" counter in /proc/drbd) ... but only a wild
guess ...

Regards,
Andreas

-- 
Need help with DRBD?
http://www.hastexo.com/now

> 
> http://www.howtoforge.com/setting-up-an-active-active-samba-ctdb-cluster-using-gfs-and-drbd-centos-5.5
> 
> 
> kmod-drbd82-8.2.6-2
> drbd82-8.2.6-1.el5.centos
> 
> ifcfg-eth1
> NAME=""
> BOOTPROTO=none
> DHCP_HOSTNAME=pdc.taylortelephone.com
> HWADDR=00:23:7D:5A:AE:7C
> DEVICE=eth1
> MTU=""
> NETMASK=255.255.255.0
> BROADCAST=255.255.255.255
> IPADDR=172.16.0.1
> NETWORK=172.16.0.0
> ONBOOT=yes
> 
> 
> global {
>     usage-count yes;
> }
> 
> common {
>   syncer {
>                 rate 100M;
>                 al-extents 257;
>          }
> }
> 
> resource r0 {
> 
>   protocol C;
> 
>   startup {
>     become-primary-on both;              ### For Primary/Primary ###
>     degr-wfc-timeout 60;
>     wfc-timeout  30;
>   }
> 
>   disk {
>     on-io-error   detach;
>   }
> 
>   handlers {
>     split-brain "/usr/lib/drbd/notify-split-brain.sh root";
>   }
> 
>   net {
>     allow-two-primaries;                 ### For Primary/Primary ###
>     cram-hmac-alg sha1;
>     shared-secret "mysecret";
>     after-sb-0pri discard-zero-changes;
>     after-sb-1pri violently-as0p;
>     after-sb-2pri violently-as0p;
>   }
> 
>   on pdc.taylortelephone.com {
>     device     /dev/drbd0;
>     disk       /dev/cciss/c0d1;
>     address    172.16.0.1:7788;
>     meta-disk  internal;
>   }
> 
>   on bdc.taylortelephone.com {
>     device     /dev/drbd0;
>     disk       /dev/cciss/c0d1;
>     address    172.16.0.2:7788;
>     meta-disk  internal;
>   }
> }
> 
> resource r1 {
> 
>   protocol C;
> 
>   startup {
>     become-primary-on both;              ### For Primary/Primary ###
>     degr-wfc-timeout 60;
>     wfc-timeout  30;
>   }
> 
>   disk {
>     on-io-error   detach;
>   }
> 
>   handlers {
>     split-brain "/usr/lib/drbd/notify-split-brain.sh root";
>   }
> 
>   net {
>     allow-two-primaries;                 ### For Primary/Primary ###
>     cram-hmac-alg sha1;
>     shared-secret "mysecret";
>     after-sb-0pri discard-zero-changes;
>     after-sb-1pri violently-as0p;
>     after-sb-2pri violently-as0p;
>   }
> 
>   on pdc.taylortelephone.com {
>     device     /dev/drbd1;
>     disk       /dev/cciss/c0d2;
>     address    172.16.0.1:7789;
>     meta-disk  internal;
>   }
> 
>   on bdc.taylortelephone.com {
>     device     /dev/drbd1;
>     disk       /dev/cciss/c0d2;
>     address    172.16.0.2:7789;
>     meta-disk  internal;
>   }
> }
> 
> 
> _______________________________________________
> drbd-user mailing list
> drbd-user at lists.linbit.com
> http://lists.linbit.com/mailman/listinfo/drbd-user



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