XFS is a file system originally for SGI's IRIX OS, but is now available for Linux. It is known for handling large files and large file systems well, one of the few Linux file systems that can handle partitions over 16.8TB.

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Detect faulty drive in RAID 10 array

I've been told that I can only verify my HW RAID array is working perfectly with KVM. However, I want to be automatically notified when there is a problem by my server. Is there a way via SSH (that ...
2
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1answer
357 views

Recreate XFS Partition with Existing Filesystem

I have a CentOS server with two RAID arrays. The OS array and a DATA array. Long story short, recently had tons of trouble with the OS and had to reload CentOS (was 5.7 and went to 6.5). Everything ...
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1answer
6k views

Shrinking or removing home partition in CentOS 7 installation [closed]

I made the mistake of creating a home partition that fills up all my disk space, and it's formatted in XFS, which to my knowledge isn't shrinkable. Since I have no use for the home partition anyway (...
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3answers
407 views

How can I verify an XFS dump backup

I recently had a hard drive crash. Now I'm setting up incremental backups using XFS' dump tool. The setup I have is to make the dumps into files (rather than to a block device), my plan is to do a l0 ...
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1answer
134 views

xfs - command limit not found

I'd like to set xfs quota on my CentOS 6 server, so I installed xfsprogs package. However it says command limit not found as shown below. [root@myserver ~]# xfs_quota xfs_quota> print Filesystem ...
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2answers
714 views

Does XFS support default quotas?

We need to set a default quota for all users. From what I can see from man 8 xfs_quota, you can only set quotas for individual users. I need to set a quota that applies to everyone without having to ...
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1answer
1k views

how to disable journaling on xfs filesystem [closed]

How do I disable journaling on xfs file system. I tried tune2fs to disable, it didnt help. Does xfs has different tools/procedure to do so ? tune2fs -o journal_data_writeback /dev/mapper/fedora00-...
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2answers
585 views

Correct procedure for mounting xfs filesystem to use quotas

I am using a Hetzner box on which I have configured my partitions to use LVM, and have set /home as a xfs filesystem. I use Webmin to administer the box which is running Debian 7.6, and have the ...
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2answers
228 views

Possible to put larger disks in LSI arrays?

I have a couple of these LSI arrays LSI Model: 0834 LSI Class: 3600 LSI Name: LSI Engenio LSI product name: 1932 LSI Product codename: Mary Jane Enclosure name: Shea (DM1300) End of Life: 31-Dec-2010 ...
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0answers
207 views

Speed up xfsrestore

I administer a development environment with shared (nfs and samba) home directories which are heavily used and pretty large. I use a 2TB partition for around 50 users. I know this is generous but I'd ...
2
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0answers
180 views

How can I recalculate XFS projects quota?

I have a XFS formatted disk and several projects quota in it. # xfs_quota -xc 'report -phN' foo 20K 22.9G 22.9G 00 [------] bar 396K 5.7G 5.7G 00 [------] buz 12K 22.9G 22.9G 00 [-...
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2answers
7k views

How to Increase the Size of an XFS File System?

I just created an Amazon AWS EC2 instance running RHEL7: [root@ip-10-184-161-46 ~]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.0 (Maipo) [root@ip-10-184-161-46 ~]# And even ...
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0answers
152 views

/proc/slabinfo: Input/output error

I am using Ubuntu 12.04 and XFS (kernel 3.2.0-38-generic). Because XFS inode cache use too much memory, I want to limit the number of objects used to cache XFS inode. According to the manual, I can ...
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1answer
121 views

Which network file systems can deal with huge amount of subdirectories?

I need a network file system that can be accessed from multiple machines as the same time and that it will still be able to keep like 100.000 subdirectories of a single directory. In case someone is ...
5
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1answer
904 views

Optimization XFS on Linux guest in Hyper-V (VHDX)

In our company we're using Hyper-V (Windows Server 2012) hypervisor and VM to organize our in-company services in our data-center. I am supposed to set up Ubuntu 12.04 LTS guest for our main database (...
2
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1answer
719 views

mkfs fails to create a new xfs partition

I am using Ubuntu LTS 12.04 server installed as a virtual machine on VMware Workstation. Recently, I extended the logical disk. I used sudo fdisk /dev/sdb command and i created an extended disk that ...
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0answers
199 views

Need help recovering RAID 6 array

My CentOS 6.5 server had its primary drive fail the other day. Our hosting company replaced the primary drive and reinstalled the OS. The system is up and running, but the 15TB of RAID6 storage isn't ...
2
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0answers
613 views

NFS server unresponsive to clients - with processes 'migration' and 'xfssyncd' consuming unusual cpu

I have a CentOS 6.4 fileserver running NFS 4, serving a couple of XFS filesystems. There are a few dozen clients connected to it. Today it slowed to a crawl for the clients - the clients would hang or ...
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1answer
503 views

Access xfs quota info from NFS client

I've got an xfs filesystem (on a Centos 6.4 server) mounted via NFS on a client server (Centos 6.3). I can't seem to access the quota info from the client. It simply returns nothing for xfs_quota -c ...
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2answers
6k views

Resize XFS on CentOS after expand Raid

I have a 16Tb partition on Raid 6 array using xfs file system. # df -hT Filesystem Type Size Used Avail Use% Mounted on /dev/sdc1 xfs 15T 7.4T 7.2T 51% /backup I reconstructed ...
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2answers
921 views

FS for many small files, mostly reads?

I need a direction since all the blogs/benchs seems to contradict. Goal: Having a lot of small files on FS in a directory tree fashion similar to this AB/CD/EF... Two size groups : G1 : 10-20 kB G2 ...
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1answer
677 views

remount / move root folder to another partition on centos

We have an EC2/CentOS6 instance with "/" mounted to an EXT4 partition, and now another bigger sized hard disk formatted in XFS attached to the system. Since the former partition for "/" is ...
3
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1answer
858 views

Using ZFS or XFS on a Xen guest running Linux

Background: I'm investigating the viability of using a filesystem other than ext3/4, with the ability to run snapshots for backup and rollback purposes. The servers under consideration are mailbox ...
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2answers
2k views

Can XFS or GlusterFS replace my ZFS needs?

Right now I have a FreeBSD hosts with ZFS and NFSv4. It is replicated to another FreeBSD box for backup purposes. The ZFS features that are important to me are software RAID6 snapshots, or some ...
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4answers
5k views

Cannot install centos 6.4 with XFS

I would like install centos 6.4 and use XFS as filesystem for some partitions in my configuration. But Anaconda don't propose XFS in the filesystem choice. Then I try to install in text mode but in ...
2
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1answer
4k views

XFS slow performance on LVM'ed RAID, faster when RAW or non-LVM

I have a weird issue with a server I am setting up. It's for a filesharing-type website, so fast IO and plenty of capacity are the requirements. OS is CentOS 6.4 64-bit The server in question is a HP ...
6
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1answer
2k views

XFS Adding Quotas - Skip Quota check on first mount/boot

We run a 14TB XFS fileserver on our cluster and want to add quota support. This is running 3.9.2-1.el6.elrepo.x86_64 kernel under CentOS 6.3 (Final). The issue is when we unmount the XFS RAID, and re-...
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3answers
882 views

Upgrading server motherboard while maintaining 12 SATA ports

My office has been using a FreeNAS server that was built with desktop hardware. We use it for storing RAW photos (~50mb each). We have 3 workstations that access (browse, retouch, save) the files ...
6
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1answer
13k views

Can't mount XFS partition anymore

I have 9 partitions formatted as XFS on my server. When I try to mount one of them, it fails. The others mount fine. root@fileserver2 # mount | grep xfs | head -1 /dev/sdb1 on /mnt/hdd1 type xfs (rw,...
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1answer
421 views

xfs_growfs error: maximum is 18350080?

I have a 70 GB filesystem mounted from a loopback file that needed more space. I increased the size of the file from 75161928000 to 75200000000 (starting conservative) via sudo truncate -s ...
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1answer
388 views

1. XFS: how to find path / directory of inodes 2. XFS in a file -o loop and ddrescue?

how to find the full original file/directory path of some damaged XFS inodes? and how to list the last modified few 10000 inodes (=edited or moved files/directories) rapidly among millions of ...
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1answer
1k views

Storing many small files with xattr in XFS and ext4

I have many small files (20 millions) with xattr on XFS drives. The average size of files is around 20KB and the average size of xattr is about 512 bytes. Because I would like to move them to ext4, I ...
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4answers
505 views

Slower file create on faster server. Why?

I have thwo servers. The old one is 24GB RAM, i7-950 @ 3,0Ghz, 2x 1,5TB SATA HDD (ST31500341AS). The new is 32GB RAM, i7-3770 @ 3,4GHz, 2x 3,0TB SATA HDD (ST3000DM001-9YN166). Now I noiticed, ...
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3answers
13k views

The XFS filesystem is broken in RHEL/CentOS 6.x - What can I do about it?

Recent versions of RHEL/CentOS (EL6) brought some interesting changes to the XFS filesystem I've depended on heavily for over a decade. I spent part of last summer chasing down an XFS sparse file ...
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1answer
130 views

Setup 1x RAID5 array with multiple LVs and differnt filesystems?

Centos 5.9 - 2.6.18-348.3.1.el5 i686 Raid5 - 4 Disks + 1 Spare (all WD RED 3TB) Does it make sence to create multiple LV within the same VP and configure them as differnt filesystems: Example: LV1: ...
1
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1answer
260 views

Rsync Backup from XFS to ZFS

I currently have a backup solution in place that uses rsync to backup all out Linux servers from remote sites, to an XFS drive in our HQ. I am now trying to rsync the folder from the XFS drive in our ...
14
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2answers
3k views

HP DL380p Gen8 (p420i controller) I/O oddity on XFS partitions

On DL380p gen8 servers using XFS on top of LVM on top of raid 1+0 with 6 disks, an identical workload results in a ten-fold increase in disk writes on RHEL 6 compared to RHEL 5, making applications ...
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1answer
1k views

xfs fails with errors on dmesg

I have a strange error on a linux box with xfs, and I don't know how to debug and fix it. Below is an excerpt from dmesg : Info fld=0x17 end_request: I/O error, dev sde, sector 34412208504 sd 7:0:0:...
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2answers
709 views

Filesystem recommendation for 5 TB file storage

I have a locally attached 5 TB RAID6 system (IBM DS3512). It will be used as a storage for large data files that are written in sequential writes, and then read back for processing. Eventually the ...
2
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1answer
284 views

SLES 11 recommended filesystem

We are upgrading some servers from SLES 10 to SLES 11 and I just saw that ext4 is not supported. Should I move to XFS or keep ext3? I will be moving the programs and databases to a new VM so ...
1
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1answer
651 views

XFS - Force write every n minutes?

I'm running the recently-released Fedora 18, and doing some computationally intensive things with it. The result is... unstable, at best. But! That's about what I expected, or at least not what I'm ...
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219 views

Corrupt XFS header

On my file server I ended up growing the RAID (5) and then I went ahead and deleted and remade the partition holding the XFS filesystem. I used Parted to do this. After parted ran I tried to mount ...
2
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2answers
23k views

How to recover XFS file system with “superblock read failed”

I have a disk from a Buffalo LinkStation that has an XFS partition on it that I cannot mount. Plugging the disk into an SATA->USB caddy on an Ubuntu box. I get the following: $ sudo fdisk -l /dev/...
5
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2answers
676 views

xfs: find files on the first 1 TB

I have been hit by xfs' No space left on device. According to the FAQ: http://xfs.org/index.php/XFS_FAQ#Q:_Why_do_I_receive_No_space_left_on_device_after_xfs_growfs.3F The only way to fix this is ...
2
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1answer
515 views

Restrict file access to append only

I have a directory with log files and I'm putting logs from script launched by users into them. Logging with syslog isn't possible in this case. I want the users to have only write permissions on ...
2
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1answer
104 views

When I mount an XFS snapshot that was frozen, do I need to unfreeze it?

I'm snapshotting an XFS EBS volume, freezing it first. When I mount the snapshot as a new volume on a different instance will I need to unfreeze the volume before it can be used, or will it not be ...
0
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1answer
2k views

xfs_repair has been running a day is it actually doing anything?

I am having a problem with my 1 TB XFS LVM logical volume. This formerly resided on a physical volume which developed IO errors, so I used "pvmove" to migrate to a new disk. After the migration I was ...
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1answer
2k views

mkfs.xfs: libxfs_device_zero write failed: Input/output error

I can't find a way to create a filesystem on one of my disks. first i'm geting the following output: [root@~]# mkfs.xfs /dev/sdb1 mkfs.xfs: /dev/sdb1 appears to contain a partition table (dos). mkfs....
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392 views

Restoring a GPT XFS partition?

I recently added some storage to a RAID array with a single large XFS volume. To expand the volume I normally use parted to remove the partition and then recreate it so that it spans the entire volume....
3
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2answers
4k views

XFS: No space left on device

I am using XFS on small HDD (/dev/sdb1, less than 150G) and storing many small files (-32KB). df -h and -i show that it has available space. # df -hv Filesystem Size Used Avail Use% ...