Re: [Lustre-discuss] What HA Software to use with Lustre

2010-01-14 Thread Li Wei
> A introduction into pacemaker can be found at: > http://www.clusterlabs.org/doc/en- > US/Pacemaker/1.0/html/Pacemaker_Explained/index.html I wish I were aware of the "crm" CLI before trying to take the XML way according the link above: http://www.clusterlabs.org/doc/crm_cli.html Cheers, Li

Re: [Lustre-discuss] Fw: Re: Unable to activate OST

2010-01-14 Thread Andreas Dilger
On 2010-01-15, at 00:21, Arden Wiebe wrote: > Your mount command is wrong - try this format. > > mount -t lustre 192.168@tcp0:/ioio /mnt/ioio > > So by substitution for supplied your mount line should > read: > > mount -t datafs 192.168@tcp0:/datafs /mnt/datafs No, that isn't correct. Yo

[Lustre-discuss] Fw: Re: Unable to activate OST

2010-01-14 Thread Arden Wiebe
--- On Thu, 1/14/10, Arden Wiebe wrote: > DM: > > Your mount command is wrong - try this format. > > mount -t lustre 192.168@tcp0:/ioio /mnt/ioio > > > [r...@oss ~]# mkfs.lustre --fsname=datafs --ost -- > > mgsnode=192.168@tcp0 [r...@oss ~]# mount -t lustre > /dev/lustre/ > > OST /lus

Re: [Lustre-discuss] What HA Software to use with Lustre

2010-01-14 Thread Michael Schwartzkopff
Am Freitag, 15. Januar 2010 00:48:53 schrieb Jagga Soorma: > Hi Guys, > > I am setting up our new Lustre environment and was wondering what is the > recommended (stable) HA clustering software to use with the MDS and OSS > failover. Any input would be greatly appreciated. > > Thanks, > -J The doc

Re: [Lustre-discuss] Unable to activate OST

2010-01-14 Thread Andreas Dilger
On 2010-01-14, at 23:51, Dusty Marks wrote: > You are correct, there is information in messages. Following are the > entries related the lustre. The line that says 192.168@tcp is > unreachable makes sense, but what exactly is the problem? I entered > the line "options lnet networks=tcp" i

Re: [Lustre-discuss] Unable to activate OST

2010-01-14 Thread Andreas Dilger
On 2010-01-14, at 21:31, Dusty Marks wrote: > [r...@oss ~]# mkfs.lustre --fsname=datafs --ost -- > mgsnode=192.168@tcp0 [r...@oss ~]# mount -t lustre /dev/lustre/ > OST /lustre/OSS > mount.lustre: mount /dev/lustre/OST at /lustre/OSS failed: Input/ > output error > Is the MGS running? Ther

[Lustre-discuss] Unable to activate OST

2010-01-14 Thread Dusty Marks
Greetings, I'm trying to get Lustre 1.8.1.1 working, but have been running into nothing but trouble. Long story short, i'm trying to mount the OST on the OSS, but i keep getting this error: [r...@oss ~]# mount -t lustre /dev/lustre/OST /lustre/OSS mount.lustre: mount /dev/lustre/OST at /lustre/O

Re: [Lustre-discuss] What HA Software to use with Lustre

2010-01-14 Thread Atul Vidwansa
Hi Jagga, Linux HA (heartbeat) is known to work quite well with Lustre. Check Lustre manual for details. Also, pacemaker is overtaking heartbeat and you may not find old rpms. Alternatively, you can download heartbeat packages from http://dlc.sun.com/linux_hpc/yum/sunhpc/2.0.1/rhel/base/x86_64

[Lustre-discuss] What HA Software to use with Lustre

2010-01-14 Thread Jagga Soorma
Hi Guys, I am setting up our new Lustre environment and was wondering what is the recommended (stable) HA clustering software to use with the MDS and OSS failover. Any input would be greatly appreciated. Thanks, -J ___ Lustre-discuss mailing list Lustr

Re: [Lustre-discuss] Lustre Monitoring Tools

2010-01-14 Thread Erik Froese
Hey Atul, I just edited the generated SQL according to what the create_lmtconfig script generated for a smaller Lustre system. It's fairly straightforward. Just keep checking against cererbro-stat for what it reports for hsotname and OST names. Also turning on mysql query logging was a big help a

[Lustre-discuss] adio lustre patch: calculation of "avail_cb_nodes"

2010-01-14 Thread pascal . deveze
Hi, In this mail I give my investigations about the calculation of "avail_cb_nodes" in the subroutine ADIOI_LUSTRE_Get_striping_info() in the file ad_lustre_aggregate.c. The goal of this calculation is to make to best choice for the number of processes that will write to the common file during t