similar to: ZFS/Lustre echo 0 >> max_cached_mb chewing 100% cpu

On 22 October 2013 16:21, Prakash Surya <surya1-i2BcT+NCU+M@public.gmane.org> wrote: > This probably belongs on the Lustre mailing list. I cross posted :) > Regardless, I don''t > think you want to do that (do you?). It''ll prevent any client side > caching, and more importantly, I don''t think it''s a case that''s been >

Hello, in preparation for CentOS 6.5 I was trying to build Lustre 1.8 client on CentOS 6.4 updated with 2.6.32-431 kernel. Seems like recent changes in fs.h (/usr/src/kernels/2.6.32-431.el6.x86_64/include/linux/fs.h) is causing problems. make[5]: Entering directory `/usr/src/kernels/2.6.32-431.el6.x86_64'' cc1: warnings being treated as errors

Hi, I tried to compile lustre-client 2.0.0.1 on RHEL4 with kernel 2.6.9-89.0.28.EL-x86_64 and I got 3 errors and 1 warning during the compile. The compile is executed with -Werror option, and it fails in all 4 cases * Error: lustre_compat25.h CC [M] /usr/src/redhat/BUILD/lustre-2.0.0.1/lustre/fid/fid_handler.o In file included from

Dear All, make[5]: Entering directory `/usr/src/kernels/2.6.23.15-80.fc7-x86_64'' /usr/src/redhat/BUILD/lustre-1.6.4.3/lustre/llite/lloop.c:142: warning: ''request_queue_t'' is deprecated /usr/src/redhat/BUILD/lustre-1.6.4.3/lustre/llite/lloop.c:273: warning: ''request_queue_t'' is deprecated /usr/src/redhat/BUILD/lustre-1.6.4.3/lustre/llite/lloop.c:312:

Hi, I get the following error when I try to mount lustre on the clients. Permanent disk data: Target: lustre-OSTffff Index: unassigned Lustre FS: lustre Mount type: ldiskfs Flags: 0x72 (OST needs_index first_time update ) Persistent mount opts: errors=remount-ro,extents,mballoc Parameters: mgsnode=164.107.119.231 at tcp sh: losetup: command not found mkfs.lustre: error 32512 on losetup:

Hi, Lustre manual 1.6 v18 says that that in production lustre debug level should be set to fairly low. Manual also says that I can verify that level by running following commands: # sysctl portals.debug This gives ne following error error: ''portals.debug'' is an unknown key cat /proc/sys/lnet/debug gives output: ioctl neterror warning error emerg ha config console cat

Hi, i just want to know whether there are any alternative file systems for HP SFS. I heard that there is Cluster Gateway from Polyserve. Can anybody plz help me in finding more abt this Cluster Gateway. Thanks and Regards, Ashok Bharat -----Original Message----- From: lustre-discuss-bounces at lists.lustre.org on behalf of lustre-discuss-request at lists.lustre.org Sent: Tue 2/12/2008 3:18 AM

I installed 1 MDS , 2 OSS/OST and 2 Lustre Client. My MDS shows: [code] [root at MDS ~]# lctl list_nids 10.94.214.185 at tcp [root at MDS ~]# [/code] On Lustre Client1: [code] [root at lustreclient1 lustre]# lfs df -h UUID bytes Used Available Use% Mounted on lustre-MDT0000_UUID 4.5G 274.3M 3.9G 6% /mnt/lustre[MDT:0]

Hello, We had a problem with our disk controller that required a reboot. 2 of our OSTs remounted and went through the recovery window but clients hang trying to access them. Also /proc/fs/lustre/obdfilter/$UUID/ is empty for that OST UUID. LDISKFS FS on dm-5, internal journal on dm-5:8 LDISKFS-fs: delayed allocation enabled LDISKFS-fs: file extents enabled LDISKFS-fs: mballoc enabled

Hi I used lustre-1.8.3 for Centos5.4. I patched the kernel according to Lustre 1.8 operations manual.pdf. I have a problem when I want to implement quota. My cluster configuration is: 1. one MGS/MDS host (with two devices: sda and sdb,respectively) with the following commands: 1) mkfs.lustre --mgs /dev/sda 2) mount -t lustre /dev/sda /mnt/mgt 3) mkfs.lustre --fsname=lustre

Hi all, Lustre 1.8.2 is available on the Sun Download Center Site. http://www.sun.com/software/products/lustre/get.jsp The change log and release notes can be read here: http://wiki.lustre.org/index.php/Use:Change_Log_1.8 Here are some items that may interest you in this release: * 16TB LUN is supported on RHEL5 with ext4-based ldiskfs and not with ext3-based ldiskfs. The default RHEL5

Hi all, Lustre 1.8.2 is available on the Sun Download Center Site. http://www.sun.com/software/products/lustre/get.jsp The change log and release notes can be read here: http://wiki.lustre.org/index.php/Use:Change_Log_1.8 Here are some items that may interest you in this release: * 16TB LUN is supported on RHEL5 with ext4-based ldiskfs and not with ext3-based ldiskfs. The default RHEL5

Do you want the best performance from your Lustre implementation? Lustre Administration & Support training will be offered June 5-7 in Boulder, Colorado. Attendance is limited! Click here to register Today! http://www.acteva.com/booking.cfm?bevaid=132736 Cluster File Systems offers Lustre? Training programs that provide the all the knowledge required to start building high performance

Hi folks, I''m pleased to offer a more detailed explanation of Oracle''s strategy for the Lustre File System. The attached slide deck outlines our plans, answering the following important questions that our users have been asking: - What is Oracle?s open source strategy for Lustre? - Where can I get Lustre today? - Is Oracle going to support a Lustre community? - Will Oracle

Hi, I have 2 questions regarding building and installing Lustre server on Ubuntu. We have a running Lustre setup on RHEL and now trying to build and install on Ubuntu. 1. Whether latest Lustre (2.6+) server can be built on Ubuntu with the same steps as for RHEL? Or are there different steps for Ubuntu. 2. Has anyone tried this before and/or Whether Lustre2.6.x

BZ 23243 at bugzilla.lustre.org is now tracking development for Lustre channel bonding/multi-rail support. The project is at its initial stage and we are calling for detailed requirements, desirable features, design considerations, challenges, and comments on the same. If possible please place all your comments/suggestions/questions into the BZ 23243 to preserve the context although all four

BZ 23243 at bugzilla.lustre.org is now tracking development for Lustre channel bonding/multi-rail support. The project is at its initial stage and we are calling for detailed requirements, desirable features, design considerations, challenges, and comments on the same. If possible please place all your comments/suggestions/questions into the BZ 23243 to preserve the context although all four

Hi all, Lustre 1.8.4 is available on the Oracle Download Center Site. http://www.oracle.com/technetwork/indexes/downloads/sun-az-index-095901.html#L The change log can be read here: http://wiki.lustre.org/index.php/Use:Change_Log_1.8 Here are some items that may interest you in this release: * Changes to support matrix - Update RHEL5.5 kernel to 2.6.18-194.3.1.el5 Update OEL5.5

Hi all, Lustre 1.8.4 is available on the Oracle Download Center Site. http://www.oracle.com/technetwork/indexes/downloads/sun-az-index-095901.html#L The change log can be read here: http://wiki.lustre.org/index.php/Use:Change_Log_1.8 Here are some items that may interest you in this release: * Changes to support matrix - Update RHEL5.5 kernel to 2.6.18-194.3.1.el5 Update OEL5.5

Hello, I am a newbie to Lustre File system. In out data centre we have 2 Lustre file systems (small 40TB an larger 200 TB). We using our Lustre File system to perform I/O for Life sciences and bioinformatics applications. The vendor has decided to mount home directories on smaller lustre file system (40TB) and also installed bioinformatics applications on this smaller Lustre FS. The larger