Lustre_rmmod failed with the following message: Open /proc/sys/lnet/dump_kernel failed: No such file or directory Open(dump_kernel) failed: No such file or directory
The package does not install correct for the directory /proc/syus/lnet does not exist. -Weilin -----Original Message----- From: White, Cliff [mailto:cliff.wh...@intel.com] Sent: Thursday, October 17, 2013 10:59 AM To: Weilin Chang; Chan Ching Yu Patrick Cc: lustre-discuss@lists.lustre.org Subject: Re: [Lustre-discuss] lustre 1.8.5 client failed to mount lustre From: Weilin Chang <weilin.ch...@huawei.com<mailto:weilin.ch...@huawei.com>> Date: Thursday, October 17, 2013 10:25 AM To: Chan Ching Yu Patrick <cyc...@clustertech.com<mailto:cyc...@clustertech.com>> Cc: Weilin Chang <weilin.ch...@huawei.com<mailto:weilin.ch...@huawei.com>>, "lustre-discuss@lists.lustre.org<mailto:lustre-discuss@lists.lustre.org>" <lustre-discuss@lists.lustre.org<mailto:lustre-discuss@lists.lustre.org>> Subject: Re: [Lustre-discuss] lustre 1.8.5 client failed to mount lustre I got the following message for "lctl list_nids": Opening /dev/lnet failed: No such device Hint: the kerenel modules may not be loaded IOC_LIBCFS_GET_NI error 19: No such device It looks like the lunstre packet has been installed, but it does not hook with kernel correctly. Which part went wrong? -Weilin You might try 'lustre_rmmod' following by 'modprobe -v lustre' - usually you will have useful error messages. The 'networks' option In /etc/modprobe.conf Is unnecessary - lnet will default to TCP. I would delete that line, as the syntax does not look correct. Cliffw From: Chan Ching Yu Patrick [mailto:cyc...@clustertech.com] Sent: Wednesday, October 16, 2013 7:49 PM To: Weilin Chang Cc: lustre-discuss@lists.lustre.org<mailto:lustre-discuss@lists.lustre.org> Subject: Re: [Lustre-discuss] lustre 1.8.5 client failed to mount lustre What's the output? lctl list_nids On 10/17/2013 08:36 AM, Weilin Chang wrote: Do I need to upgrade e2fsprogs on the client system? -Weilin From: Weilin Chang Sent: Wednesday, October 16, 2013 3:45 PM To: lustre-discuss@lists.lustre.org<mailto:lustre-discuss@lists.lustre.org> Cc: Weilin Chang Subject: lustre 1.8.5 client failed to mount lustre HI, I am using luster 1.8.5. Server s are up and mounted without any problem. But client failed to mount the luster file system. I also did not see luster in /proc/filesystems. Is there other rpm I needed to install on the client system? The below is log from the client system: [root@localhost client]# rpm -ivh lustre-client-modules-1.8.5-2.6.18_194.17.1.el5_lustre.1.8.5.i686.rpm Preparing... ########################################### [100%] 1:lustre-client-modules ########################################### [100%] Congratulations on finishing your Lustre installation! To register your copy of Lustre and find out more about Lustre Support, Service, and Training offerings please visit http://www.sun.com/software/products/lustre/lustre_reg.jsp [root@localhost client]# rpm -qa | grep lustrelustre-client-modules-1.8.5-2.6.18_194.17.1.el5_lustre.1.8.5 [root@localhost client]# rpm -ivh lustre-client-1.8.5-2.6.18_194.17.1.el5_lustre.1.8.5.i686.rpm Preparing... ########################################### [100%] 1:lustre-client ########################################### [100%] [root@localhost client]# mount -t lustre 10.193.35.54@tcp0:/lustrefs /lustrefs mount.lustre: mount 10.193.35.54@tcp0:/lustrefs at /lustrefs failed: No such device Are the lustre modules loaded? Check /etc/modprobe.conf and /proc/filesystems Note 'alias lustre llite' should be removed from modprobe.conf [root@localhost client]# cat /etc/modprobe.conf alias eth0 e1000e alias eth1 e1000e alias scsi_hostadapter ahci options lnet networks=tcp [root@localhost client]# cat /proc/filesystems | grep -i lustre [root@localhost client]# rpm -qa | grep -i lustre lustre-client-modules-1.8.5-2.6.18_194.17.1.el5_lustre.1.8.5 lustre-client-1.8.5-2.6.18_194.17.1.el5_lustre.1.8.5 _______________________________________________ Lustre-discuss mailing list Lustre-discuss@lists.lustre.org<mailto:Lustre-discuss@lists.lustre.org> http://lists.lustre.org/mailman/listinfo/lustre-discuss -- Chan Ching Yu, Patrick Senior System Engineer Cluster Technology Limited Modernize Your Business with Advanced Computing Technologies Cloud Computing | Cluster | Financial Engineering | Business Intelligence Email:cychan @clustertech.com<mailto:cyc...@clustertech.com> Direct Line: +852 2655 6113 Tel: +852 2655 6100 Fax: +852 2994 2101 Website:www.clustertech.com<http://www.clustertech.com> Address: Units 211 - 213, Lakeside 1, No. 8 Science Park West Avenue, Hong Kong Science Park, N.T. 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