If you used the kernel .config file from the Lustre kernel you should be fine. Red Hat has the option # CONFIG_4KSTACKS
Which is unset in all Lustre kernel configs. cliffw On Mar 11, 2011, at 2:10 PM, David Noriega wrote: > kernel ver 2.6.18-194.3.1.el5_lustre.1.8.4, downloaded from lustre > recompiled. How can I check the stack size and how would I increase > it? > > On Fri, Mar 11, 2011 at 1:17 PM, Michael Barnes <[email protected]> > wrote: >> David, >> >> What kernel are you running on the file server? I've heard on the list >> that the stock RedHat kernels are compiled with too small of a stack >> size option and that running NFS and lustre on the same node will not >> behave well together. A minimum of a 8k stack size is needed for this >> configuration. >> >> -mb >> >> On Mar 11, 2011, at 12:37 PM, David Noriega wrote: >> >>> We've been running Lustre happily for a few months now, but we have >>> one client that can be troublesome at times and it happens to be the >>> most important client. Its our "file server" client as it runs NFS and >>> Samba. I'm not sure where to start. I've seen this client disconnect >>> from lustre nodes, but then recover and reconnect. There are hundreds >>> of messages in dmesg about a few inodes. The big problem happened a >>> few weeks ago when this client was booted and never could reconnect. >>> The client and the lustre nodes simply kept saying HELLO to each >>> other. >>> >>> Anyways as of right now this is what I see in dmesg: >>> >>> nfsd: non-standard errno: -108 >>> LustreError: 30558:0:(mdc_locks.c:646:mdc_enqueue()) ldlm_cli_enqueue: -108 >>> LustreError: 30558:0:(mdc_locks.c:646:mdc_enqueue()) Skipped 2114 >>> previous similar messages >>> LustreError: 30558:0:(file.c:3280:ll_inode_revalidate_fini()) failure >>> -108 inode 561619132 >>> LustreError: 30558:0:(file.c:3280:ll_inode_revalidate_fini()) Skipped >>> 777 previous similar messages >>> LustreError: 29282:0:(file.c:116:ll_close_inode_openhandle()) inode >>> 18382976 mdc close failed: rc = -108 >>> nfsd: non-standard errno: -108 >>> LustreError: 29282:0:(file.c:116:ll_close_inode_openhandle()) Skipped >>> 17238 previous similar messages >>> nfsd: non-standard errno: -108 >>> nfsd: non-standard errno: -108 >>> nfsd: non-standard errno: -108 >>> nfsd: non-standard errno: -108 >>> nfsd: non-standard errno: -108 >>> LustreError: 29282:0:(client.c:858:ptlrpc_import_delay_req()) @@@ >>> IMP_INVALID req@ffff81032da81800 x1360479978792199/t0 >>> o35->[email protected]@tcp:23/10 lens 408/1128 e 0 to >>> 1 dl 0 ref 1 fl Rpc:/0/0 rc 0/0 >>> LustreError: 29282:0:(client.c:858:ptlrpc_import_delay_req()) Skipped >>> 19011 previous similar messages >>> nfsd: non-standard errno: -108 >>> >>> LustreError: 11-0: an error occurred while communicating with >>> 192.168.5.104@tcp. The mds_close operation failed with -116 >>> LustreError: 520:0:(file.c:116:ll_close_inode_openhandle()) inode >>> 12094041 mdc close failed: rc = -116 >>> LustreError: 30271:0:(llite_nfs.c:96:search_inode_for_lustre()) >>> failure -2 inode 560111661 >>> >>> >>> Any ideas? >>> >>> -- >>> Personally, I liked the university. They gave us money and facilities, >>> we didn't have to produce anything! You've never been out of college! >>> You don't know what it's like out there! I've worked in the private >>> sector. They expect results. -Ray Ghostbusters >>> _______________________________________________ >>> Lustre-discuss mailing list >>> [email protected] >>> http://lists.lustre.org/mailman/listinfo/lustre-discuss >> >> -- >> +----------------------------------------------- >> | Michael Barnes >> | >> | Thomas Jefferson National Accelerator Facility >> | Scientific Computing Group >> | 12000 Jefferson Ave. >> | Newport News, VA 23606 >> | (757) 269-7634 >> +----------------------------------------------- >> >> >> >> >> _______________________________________________ >> Lustre-discuss mailing list >> [email protected] >> http://lists.lustre.org/mailman/listinfo/lustre-discuss >> > > > > -- > Personally, I liked the university. They gave us money and facilities, > we didn't have to produce anything! You've never been out of college! > You don't know what it's like out there! I've worked in the private > sector. They expect results. -Ray Ghostbusters > _______________________________________________ > Lustre-discuss mailing list > [email protected] > http://lists.lustre.org/mailman/listinfo/lustre-discuss _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
