I tried creating a single nfsd thread but I get the same error from the kernel. Ani >-----Original Message----- >From: J. Bruce Fields [mailto:bfields@xxxxxxxxxxxx] >Sent: Tuesday, April 01, 2008 2:06 PM >To: Anirban Sinha >Cc: linux-nfs@xxxxxxxxxxxxxxx >Subject: Re: nfsd restart failures without /proc/fs/nfsd filesystem >mounted > >On Mon, Mar 31, 2008 at 03:39:04PM -0700, Anirban Sinha wrote: >> Hi: >> >> I am using a system where we do not use the /proc/nfs/nfsd filesystem >(due to several reasons). I understand that without this filesystem, >nfsutils does not use the "new cache" mechanism. However, a nfsd restart >operation should still be functional. However, when I try doing this >manually, I get the following error: >> >> root:my_node:/etc/rc.d/init.d# /sbin/service nfs restart >> Shutting down NFS mountd: [ OK ] >> Shutting down NFS daemon: [FAILED] >> Shutting down NFS services: [ OK ] >> Starting NFS services: [ OK ] >> Starting NFS daemon: [FAILED] >> Starting NFS mountd: [ OK ] >> >> And the kernel log says: >> [13:37:37.766844] nfsd: Could not allocate memory read-ahead cache. > >What kernel version is this? In the latest >fs/nfsd/vfs.c:nfsd_racache_init(int cache_size): > > raparml = kcalloc(cache_size, sizeof(struct raparms), GFP_KERNEL); > > if (!raparml) { > printk(KERN_WARNING > "nfsd: Could not allocate memory read-ahead >cache.\n"); > return -ENOMEM; > } > >which is called from fs/nfsd/nfssvc.c:nfsd_svc() as: > > error = nfsd_racache_init(2*nrservs); > >where nrservs is the number of server threads. How many server threads >are you >trying to start, and how much memory do you have? > >--b. > >> >> This issue is happening on an intel platform. However, this same >operation succeeds on our mips platform (without nfsd filesystem). What >is also interesting is that once I turn on /proc/fs/nfsd filesystem on >Intel, the issue seems to go away. >> >> Several weeks back, I reported an issue regarding exportfs -a failure >on an already exported filesystem when nfsd FS was not used. It turned >out to be a bug in the nfsutils. Did we bump into another bug here? Is >there no other option but to turn on nfsd filesystem? >> >> Thanks for whoever responds to this ... >> >> Cheers, >> >> Ani >> >> >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-nfs" >in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html ��.n��������+%������w��{.n�����{��w��� jg��� �����ݢj����G���� ���j:+v���w�m������w�������h�����٥
