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0
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27 views

If I know the inode of directory, is it possible to recover it after deleting?

More specifically, say I have a directory with lots of files in it. Suppose I know the inode of the directory. Now, if I delete the directory, is it possible to recover the files inside that directory ...
2
votes
1answer
56 views

Failing to mount SCSI from HP Modular Smart Array (MSA20)

I have acquired a HP dl360 g4p with a MSA20 Modular Smart Array. Currently I have Arch Linux installed on it since I had some issues with the graphics. But that is not why I am asking a question. ...
1
vote
1answer
56 views

Large number of inodes being used by Apache mod_cache_disk

I am frequently getting to 100% inode usage on an Ubuntu PHP/Apache box. The main usage seems to be in /var/cache/apache2/mod_cache_disk Once every fortnight I have to manually remove files from ...
1
vote
3answers
112 views

100 % inodes in root directory, how to free inodes?

df -i Filesystem-----Inodes-----Iused-----IFree-----IUse-----Mounted on dev/sda2-------732960-----727804-----5156-----100%---- / Only these 2 are having higest inodes, rest all are too low. what can ...
1
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0answers
32 views

Can't find used inodes on server

I have a Xen VPS with Debian Linux installed. Once I found that all inodes are used. I checked this: ~# df -i Filesystem Inodes IUsed IFree IUse% Mounted on rootfs 3932160 3932160 ...
0
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1answer
30 views

How to avoid symlinked files shared by Samba from looking like duplicate files (different inode numbers)?

I often have directories on a Linux server where symbolic links are used for alternative names for subdirectories or files (e.g. maintaining a "latest" symbolic link to a directory with the latest ...
0
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0answers
14 views

Force files to stay in dentries und inodes cache on SuSe

We have some sql queries which are rarely executed. When running them first time after a while they take about 2 minutes, a second call takes only 800ms. I found out when i restart postgres the ...
1
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0answers
34 views

Reducing inodes usage on vServer

On my Linux vServer the inodes are limited (maximum is 250k). I found that an Yii2 (PHP, MySQL, composer) installation requires quite a lot of inodes. The number of inodes is roughly the number of ...
2
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2answers
165 views

How to find the file at a certain btrfs inode

I have a corrupt file according to btrfs BTRFS info (device sdb1): csum failed ino 367 off 310013952 csum 1601485211 expected csum 3692975992 I assumed ino 367 means inode 367, so I can use find ...
3
votes
2answers
208 views

eCryptfs headers errors

I'm getting the following error on a server where a partition is encrypted thru ecryptfs. [3440851.003561] Valid eCryptfs headers not found in file header region or xattr region, inode 22545087 [...
2
votes
1answer
264 views

Icinga2 perfdata directory is overflowed

I`ve installed icinga2 on a virtual machine for monitoring 5 other ones with graphite support for the graphics and icingaweb2 as an interface. Recently on my web interface I got the follow: Fatal ...
2
votes
2answers
4k views

-bash: cannot create temp file for here-document: No space left on device

I'm getting following error while doing tab, tab inside of shell: -bash: cannot create temp file for here-document: No space left on device root@alexus:~# cat /etc/issue.net Ubuntu 14.04.3 LTS ...
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0answers
11 views

Get direct block addresses - Sleuth kit - XEN

I am using sleuth kit library in order to write an introspection tool for XEN hypervisor and my question is if we have the inode number of a file on a disk [ guest VM - ext4 filesystem], for example ...
2
votes
3answers
44 views

Is it possible to have orphaned hard links?

I'm not sure if it is even possible to have an orphaned hard link. Let me explain why I'm asking. Bear with me. My Setup I am using rsync to sync my file server to my backup server. I am using the -...
0
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0answers
56 views

Remove orphaned Inode (LVM) without unmount or restart

One of our VM hard disk is getting full and the only way to fix it is to restart it. Upon restarting it, we can see it is removing orphaned Inodes and once its done, the VM is ok due to its disk space ...
0
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0answers
22 views

du and df show discrepant amounts of available disk space on my Linux server [duplicate]

I know that inodes aren't necessarily deallocated with certain removal/deletion methods that users/programs use. When inodes are still present and pointing to files that have been deleted, but two or ...
2
votes
2answers
294 views

Setting up tmpfs `/run/lock` for hundreds of thousands of 0 byte lock files, and dealing with the inode limit

I have a situation where I need to create 100s of thousands of 0 byte lock files for concurrency control. I've tested creating them by using: for i in `seq 1 50000`; do touch "/run/lock/${i}.lock"; ...
2
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4answers
618 views

How to determine which processes have most inodes opened

Here is my problem, visibile in a munin chart: My used/opened inodes are "suddenly" constantly increasing. Is there a way to determine which process is keeping the most currently opened inodes? I ...
1
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0answers
706 views

Circular directory structure

I'm having an issue with a circular directory structure warning produced by du and find on my CentOS servers. I have two FreeNAS servers exporting several datasets via NFS which are mounted on the ...
2
votes
2answers
123 views

What is INODE usage and can I reduce it?

My webserver keeps giving me the error backup failed due to high INODE usage... What is this and how can I prevent it?
0
votes
1answer
532 views

How to increase inodes limit in ReiserFS filesystem?

Is it possible to increase inode limit in ReiserFS without formatting the partition? Currently, the filesystem on my VPS allows me to create 489K inodes, which is not enough. The machine works as ...
6
votes
3answers
7k views

No space left on device error, but df reports as more space available

My PHP sessions on my Debian webserver using Apache2 with mod_php seem to be failing randomly, saying that there’s no space to write them: sudo tail -60 /var/log/apache2/error.log [Fri Jan 30 15:55:...
1
vote
3answers
198 views

delete millions of files within a directory [duplicate]

The other day I ran bleachbit on my system. I had enabled wipe disk space option in it. It took several hours and my disk space filled up completely (100GB or so). After waiting forever, I decided to ...
2
votes
1answer
1k views

Can I delete files in nginx client_body_temp directory?

On my nginx server, I can't login to my wordpress site. The error log mentions " No space left on device". 2014/09/26 02:02:05 [crit] 1197#0: *32 open() "/usr/local/nginx/client_body_temp/...
1
vote
1answer
586 views

Get information about inodes via snmp for linux

I want to check inodes via snmp for linux system, set up check. I could not find the correspondent MIB. Can any one help me to get information about inodes prozent ?
0
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2answers
274 views

All of the NTFS hard links disappear, where are those 0KB hardlinks stored on disk and how to recover them?

This is Windows 7 x64 sp1 on a NTFS file system. All hardlinks within C:\Windows\System32 folder disappear, and the Windows can't boot, because even the osloader, C:\Windows\System32\boot\Winload.exe ...
1
vote
1answer
743 views

recovering a corrupt degraded btrfs RAID6, need to manually clear an inode

I have a btrfs RAID 6. I have lousy hard drives, one failed, and another failed during recovery. Now I am without parity and cannot rebuild--a third drive is throwing read errors on a few sectors. ...
1
vote
1answer
208 views

impossible creating a ext4 fs with block size of 1024

Im triying to build up a new server for a service that saves the data on very small files of max 1 kb on the fs. The problem its, now we are using a block size of 4 kb and we are wasting a lot of ...
2
votes
1answer
169 views

How do I replace the root filesystem (ext4) with a new one in LVM with one which has more inodes?

I have a few systems which have been running over a decade in a cluster on SLES 10 (now long past EOL). We're migrating to CentOS 6 64-bit. I got everything done but the final data syncs, and lo and ...
0
votes
1answer
541 views

fsck ext4 inode error

Today while I was booting I got an error in an ext4 partition with some inodes. I just entered the root password and run fsck manually but I am a bit worried. fsck warned many times about some errors ...
0
votes
1answer
97 views

Weird Apache HTTPD 403 Error

So I'm having this really weird problem that I've worked around, but I don't understand why it's happening. I have a file I'm hosting via httpd. Below is a list of things I've tested/thought of to ...
2
votes
1answer
161 views

Re-creating a filesystem on runtime (need more inodes)

I have a machine at a datacenter with 3HDDs and running Debian Wheezy, at one of them I have an ext4 filesystem mounted on /data that has ran out of inodes (I've chosen an inappropriate inode size at ...
1
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2answers
1k views

Why don't linux distributions default to mounting tmpfs with infinite inodes?

According to this answer it is possible to mount at least tmpfs with "infinite" inodes. Consider this specific (numbers chosen for example purposes, I know that they're not realistic) situation: ...
0
votes
1answer
176 views

Quota limit in a shared host envirionment

people! I'm studying Linux for taking the LPIC-1 exam. When studying quotas, I was wondering something: Since you can overflow a disk space creating an infinite number of 0 bytes files, setting a ...
0
votes
1answer
99 views

Where do ext3 inode / meta-data reside?

Just a quick question about ext3: Are inodes stored in the same area as file data, or are there separate regions on the disk reserved exclusively for meta-data and others reserved exclusively for ...
1
vote
1answer
206 views

Inodes after extending filesystem

If I make a ext4 filesystem and add about 20% of extra inodes, how would this effect the inode count if later I extend the filesystem? Would the extended filesystem also automatically add an extra 20% ...
0
votes
1answer
180 views

Inode tables sharply decrease without reason

Good day! I see strange behaviour of my servers. The inode table size and amount of open inodes are sharply decrease (from 90k to 10k in 5 minutes). At same time one of my application catch a large ...
2
votes
2answers
154 views

Serve large number of small images in ext4

I read through some similar question, but still have some confuse about my situation. My website allow user upload huge number of large images (scan pages of book). My server will auto tiling and ...
2
votes
1answer
5k views

How can i fix it: EXT4-fs warning (device sda3): ext4_dx_add_entry: Directory index full

I have noticed that in dmesg and syslog i have something like that: EXT4-fs warning (device sda3): ext4_dx_add_entry: Directory index full! I have checked df -i too: Filesystem Inodes ...
1
vote
1answer
518 views

lsof displays restored file as deleted

If I create a file named /home/martin/testfile.txt, open this file with less utility, delete /home/martin/testfile.txt file and restore it from file descriptor directory under the /proc/31148, where ...
1
vote
1answer
3k views

How to increase the inode size

I have Ubuntu 11.10 Server 64bit. my clients upload a lot of small xml files on my server. and my business needs all of those files. I have storage space, but the problem is in inode size. by running ...
5
votes
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 ...
1
vote
4answers
5k views

Centos INODES usage

We are using Centos & cPanel server but we have a important problem for INODES usage. "df -i" command showing for / directory using 6 million inodes!. When I check number of files for / ...
3
votes
4answers
1k views

How can I reduce inode utilization on an ext4 filesystem?

Summary of My Need We put a large amount of files on a filesystem for analysis at a later time. We can't control how many files we're going to have, and this one box needs access to all of them. ...
10
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2answers
31k views

ext4 file-system max inode limit - can anyone please explain?

Recently we had a problem where one of the ext4 file-systems seemed unable to handle very large number of files, more than 6mln in this case, in spite of having enough space. Is it 6mln the max number,...
1
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2answers
610 views

File system for a lot of small files

I'm using NetApp device as a NAS storage. I have a lot of small files (30-60k) and dirs. For example I have: 30000 dirs with another 1000-2000 dirs. A lot of dirs are empty, but most of them have ...
-2
votes
2answers
403 views

How can I “trick” an ext3 directory to store more than 32000 sub dirs

The easy answers are 1.) move to ext4 and/or 2.) "shard" the directory somehow - by placing them in sub folders either numbered or lettered. These changes won't be easy to make though so I'm looking ...
6
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1answer
487 views

The impact of a high directory-to-file ratio on XFS

We're building a product that is likely to generate very large XFS volumes, and I'm trying to discover the scaling bottlenecks we're likely to run into given the architecture. As we manipulate files ...
2
votes
2answers
186 views

How does directory complexity influences on i-nodes?

For single project, which uses a lot of images( ± 1k-3k per day) I use custom PHP script to process images and save them to server. Currenty PHP script processes them and saves in the following ...
1
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0answers
164 views

Strange Inode/Ram cache drops happening in CentOS [duplicate]

Possible Duplicate: Unexplained cache RAM drops on Linux machine I run a CentOS 5.7 machine (64bit) with 24GB ram and 4x SAS drives in RAID10 setup. This machine runs nginx/1.0.10, php-fpm &...