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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Cant change user quota on xfs partition

I cant change user quota even command exit status is 0. Used: xfs_quota -x -c 'limit bsoft=1024m bhard=2048m 56a4d3057ec81767ebe0415b' / Also used webmin interface to update user quota but on ...
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1answer
42 views

Cannot mount XFS partition

I have a XFS partition in one of my HDD partitions. Here's my disks: aksesfarma@elementary-PC:~$ sudo blkid -o list device fs_type label mount point UUID ...
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2answers
71 views

Acceptable I/O speeds for 6 x 250GB SSDs in RAID 10

I'm running CentOS 7 (XFS filesystem) on a dell server with a PERC H700 raid controller. Inside this server I have 6 x Samsung 850 Evo 250GB SSDs (yes they are consumer drives however, this is a home ...
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28 views

Troubleshooting with kernel call trace and underlying root cause with XFS

How to determine the root underlying cause of an error when looking through a Linux kernel call trace, and in which order should I read the call trace? From my understanding, the call trace should ...
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0answers
46 views

Want to understand XFS strangeness

have a XFS partition that I find to act very strangely. It mounts fine under a system but won't mount under others --of which my main system. As I'm new at XFS, I'd love to hear from users more ...
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1answer
69 views

rsync (and scp) failing with no space left on XFS device

I have a fresh install of CentOS 7 with a primary partition of 400GB formatted for XFS. Less than one GB is currently in use. I am trying to rsync 65GB of files over and the copy starts failing ...
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2answers
513 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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1answer
49 views

What does sunit=0 and swidth=0 mean for XFS file system?

I created an XFS file system using default parameters at the time of creation of a system. Now looking at the output of xfs_info, it show 0 for the values of sunit and swidth. I can't seem to find ...
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1answer
752 views

Weird used/free space view of network drives with Samba and XFS

I'm using XFS project quotas to offer some private and limited disk space to my users, running Windows. It works pretty well, as the users can't exceed the quota like expected. However, the Samba's ...
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3answers
47 views

Rsync size is difference from source to destination

I'm using rsync with the options -r for recursive -l copy symlinks as symlinks -t preserve modification time -D preserve devices and specials -v verbose --prune-empty-dirs The source FS is ext4 and ...
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1answer
15 views

xfsretsore from a zipped image to a unmouted partition

I have a zipped image which I am restoring to a unmounted partition: gunzip -c /mnt/sda3/backup.gz | xfsrestore - /dev/sda7 I get a error: xfsrestore: ERROR: specified destination /dev/sda7 is not ...
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2answers
326 views

Cannot mount XFS - bad superblock

Please bare in mind I am very noob and have not much idea what I am doing. We have a Dell PowerEdge 420 with a 716iS iSCSI raid. The network connect dropped in the middle of disk usage and we are no ...
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1answer
3k views

How can I check whether 64-bit inodes are used in an existing XFS filesystem?

Some of my users have had trouble with software (on Scientific Linux) that cannot list directory contents when accessing an XFS filesystem mounted with the "inode64" option. So I have copied the data ...
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1answer
13k views

How can you shrink an XFS filesystem?

I have an xfs filesystem that has some free space. Can I shrink it? I know of xfs_growfs. And there is resize2fs and resize_reiserfs. Side question: is xfs not a good filesystem choice for bulk ...
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4answers
1k views

EBS+RAID10+XFS slower than EBS+RAID10+EXT3 using MySQL?

We're currently using EC2 with 16 EBS volumes in RAID10 configuration for our MySQL data. I know some people don't recommend to put EBS volumes to RAID but that's not what I'm concerned about at the ...
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1answer
85 views

Disk cache impaction on linux df result

I am having a problem in which casing the df results unreliable. I'm using the xfs files system on sles 11 sp3. Basically there is a big difference (a few GBs) between the free size before and after I ...
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0answers
26 views

After xfs repair, only files from root user are accessible

After a power failure during server installation of CentOS, the external storage system that contains user data could not be mounted due to failed superblocks. I performed an xfs_repair on the ...
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1answer
577 views

XFS Project Quotas on Debian Squeeze

I'm trying to set up project quotas with XFS on a debian box and run in some problems when defining the quotas i get back an error cannot set limits: function not implemented Am i missing something? ...
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0answers
102 views

XFS/EXT4: Why is actual file size on disk larger than apparent size? Clarification

On a CentOS 7.1.1503 (3.10.0-229.el7.x86_64) system running KVM/qemu on an XFS filesystem, I'm attempting to work out what specifically is adding additional space to a VM diskimage file. $ ls -ls ...
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1answer
557 views

XFS: Internal error XFS_WANT_CORRUPTED_GOTO

After what appears to be a power outage on my standby postgres database, i'm receiving the error: XFS: Internal error XFS_WANT_CORRUPTED_GOTO after the system reboots as well as postgres error log ...
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126 views

7Zip extraction on linux is so slow

Extracting 7zip with many small files on linux xfs, extraction speed is so slow. My Test System Environment. System1 : 2vCore/4GB CentOS 6.5 64bit guest on XenServer. System2 : 2vCore/4GB Windows ...
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1answer
76 views

how do I clone a disk that is represented by a vmdk file? [closed]

I have VirtualBox installed on Windows 8.1. I have created a CentOS 7 virtual machine that loads the contents of a detached hard drive that is connected to the PC via a SATA Wire. The virtual ...
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1answer
79 views

Recreating XFS project quota information

We recreated a fileserver, which had an XFS filesystem using project quotas residing on a SAN. Unfortunately, we had forgotten to backup /etc/projects and /etc/projid on the server before ...
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0answers
249 views

Data recovery for XFS partition

I want to recover data from a XFS partition. It seems that I need to xfs_repair the partition but I am not sure I would lose the data, so I prefer to ask to experts. I run a Virtual Box Linux Mint. ...
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1answer
807 views

Unable to create files on large XFS filesystem

We have a Linux server with a 4 TB filesystem, which is used to store subversion repositories. There are many repositories, several of which have been in use for several years. The disk was ...
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49 views

change xfs quota types without reboot?

CentOS 6.3 Hi, I have a production NFS file server on which I'm changing the xfs quota type from 'quota' to 'quota,pqnoenforce'. I've made the change in /etc/fstab, remounted and mount shows the new ...
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1answer
557 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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2answers
596 views

CEPH's raw space usage

I can't understand ceph raw space usage. I have 14 HDD (14 OSD's) on 7 servers , 3TB each HDD ~ 42 TB raw space in total. ceph -s osdmap e4055: 14 osds: 14 up, 14 in pgmap v8073416: ...
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1answer
57 views

cant turn on mysqld. I moved mysql to an XFS directory and pointed it there

hey guys hopefully someone has the answers for this but these are my errors ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) and in my ...
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1answer
4k views

XFS as default filesystem in the enterprise

After reading up on the whole data=ordered fiasco that EXT4 went through and how much support there was on it accommodating "broken" applications, I was surprised that a filesystem that is not ...
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3answers
280 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
148 views

Rotating incremental backups using xfsdump

With rsync I can create a set of incremental backups, and delete backups older than a certain age. Then the oldest backup becomes the new base backup, essentially. Is this possible with xfsdump? Once ...
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14 views

find space used by journal files

Is there any way to find the disk space used by journal. Running xfs on host and ext4 on guest. How can we see the space occupied by journals of these filesystem.is it possible.
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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 ...
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1answer
40 views

Will 2 heavy, simultaneous IO operations result in fragmentation?

I'm using Ubuntu 14.04 to run a web/DB server. Disks are in a RAID6 set, using XFS. I'm somewhat new to XFS. Suppose I have 2 heavy IO operations. In my example: Reindexing a 400 GB database. ...
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12answers
32k views

ZFS vs XFS

We're considering building a ~16TB storage server. At the moment, we're considering both ZFS and XFS as filesystem. What are the advantages, disadvantages? What do we have to look for? Is there a ...
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3answers
267 views

Is is possible to live sync two network drives?

I have one NAS in India (active) and while other in US(passive). I want to sync the US NAS with that of India in real time (with permissible latency) I tried using RAID1 for this purpose, but I ...
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1answer
469 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
342 views

What is the default journal commit interval of XFS?

Ext3 and Ext4 have a default journal commit interval of 5 seconds, which can be changed with the 'commit' mount option. I can verify that my VirtualBox host indeed flashes its disk icon after 5 ...
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1answer
1k views

Cause of page fragmentation on “large” server with xfs, 20 disks and Ceph

Any insight from someone with a bit of experience in the linux IO system would be helpful. Here is my story: Recently brought up a cluster of six Dell PowerEdge rx720xds to serve files via Ceph. ...
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2answers
241 views

Which file system best handle multiple, concurrent write sessions [closed]

Which file system best handle multiple, concurrent write sessions Which file system can handle more concurrent write sessions; let’s say 32 write sessions? The file system has to handle 32 ...
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1answer
81 views

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
286 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 ...
2
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1answer
861 views

Debian package performance on XFS, btrfs, ext3, ext4

I did 4 clean installations of debian 6 and measured time of installing some average virtual package. FS options are default. time apt-get install build-essential I got very strange results ...
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2answers
3k 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% ...
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1answer
4k 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 ...
3
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2answers
5k 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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1answer
106 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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1answer
974 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 ...
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1answer
2k views

Trying to determine the correct number of XFS allocation groups for postgresql server on Linux

I am running a postgres 8.4.5 server on the linux 2.6.33.7 kernel on an 8 disk raid array with an LSI controller. Most of the tables are around 1GB or less. I know that XFS uses allocation groups ...