Dear Alex, Basicaly the Server A is the nfs server with all the files on it. Server B is doing the whole rrd processing. Nothing is done on Server A. I cannot do the nfs the other way around, cause the data on server A is very big and there is no possibility to store this on server B :-(.
Hope you can give me some advise. thanks cu ycae Alex van den Bogaerdt wrote: > Yves Caetano wrote: > > > i have a small problem with the rrdtool.....or may be a bigger problem. > > when trying to update the rrd file, i get an error message "Could not > > lock RRD". I read some messages in the mailinglist that there are > > problems running the rrdtool over nfs. > > Indeed there are. The problem is that locking over nfs cannot be > done in a reliable way. > > > The rrd files are on a file server, and a processing server is connected > > to this file server through nfs to get the rrd files to process. > > Let's give the two servers a name: A and B. > > What I think you said is: > - on server A you have your RRD files > - on server A you run "rrdtool update" > - server B has mounted some of the disk of server A > - on server B you run "rrdtool graph" and receive an error > > What probably works for you is to nfs mount the other way around; let > server A access server B. Then you can start "rrdtool graph" on server > A and still write the images directly to server B > > HTH > -- > __________________________________________________________________ > / [EMAIL PROTECTED] [EMAIL PROTECTED] \ > | work private | > | My employer is capable of speaking therefore I speak only for myself | > +----------------------------------------------------------------------+ > | Technical questions sent directly to me will be nuked. Use the list. | > +----------------------------------------------------------------------+ > | http://faq.mrtg.org/ | > | http://rrdtool.eu.org --> tutorial | > +----------------------------------------------------------------------+ -- Yves Caetano Ubizen Security Analyst We Secure e-Business Phone +352 26 31 58 60 http://www.ubizen.com Fax +352 26 31 58 69 http://www.securitywatch.com -- Attached file removed by Listar and put at URL below -- -- Type: application/x-pkcs7-signature -- Desc: S/MIME Cryptographic Signature -- Size: 2k (2925 bytes) -- URL : http://www.ee.ethz.ch/~slist/pantomime/35-smime.p7s -- Unsubscribe mailto:[EMAIL PROTECTED] Help mailto:[EMAIL PROTECTED] Archive http://www.ee.ethz.ch/~slist/rrd-users WebAdmin http://www.ee.ethz.ch/~slist/lsg2.cgi