The corruption tag has no wiki summary.
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0answers
35 views
Running SpinRite on SAN attached LUN with NTFS corruption
Got a customer that has an issue with NTFS corruption that is popping up on SAN attached storage. The LUN is RAID-10 (4:1 spindle ratio). The machines are Windows Server 2003 (64-bit), and they are ...
1
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1answer
36 views
Why do I keep getting bad index files with Git [closed]
I keep getting the following error:
error: bad index file sha1 signature
fatal: index file corrupt
And I know the short term solution is just to delete the index and away you go but my question is, ...
0
votes
1answer
56 views
iSCSI and NFS file locking and concurrency
I've got a linux host that need to mount a data share located on a NAS. The choice is between NFS v3 (NAS limitation) and iSCSI. The initial idea was to have a NFS mount to the file server that ...
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votes
1answer
50 views
Linux Server HDD Corrupted
Today I put my forum offline just before scheduled Cpanel backup. An hour later when I checked it says DATABASE error occured(or whatever the database error was) I logged into SSH and perform reboot. ...
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2answers
118 views
Jenkins SVN checkout borks new files
I am running a Jenkins CI server which polls an SVN server and checks out the (Maven) project and builds it.
We have recently changed the build server and I set up Jenkins afresh with the few ...
1
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2answers
107 views
Escape windows repair install and start in normal boot?
I have a corrupted file in the OS (running a poweredge t410, windows server 2003 RT). Booting up in safe mode shows it stopped at acpitabl.dat. Google results led me to believe that the update.sys ...
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votes
1answer
32 views
File Possibly Corrupted [closed]
I have a question on another stackexchange site and it was mentioned that my file might be corrupt. Is there a way to verify this? I have access to mac/windows and the file will not open on either ...
2
votes
1answer
102 views
win2008r2: Delete corrupted directory without reboot
I have a recurring annoying issue on one of my Windows 2008 R2 Web edition servers. The drive in question happens to be a SSD, though I doubt that is relevant.
I have a script that I run when I want ...
6
votes
2answers
238 views
Why did I experience checksum errors with a ZFS filesystem on an ESXi RDM?
I have a VMware ESXi 4.1 server which I recently added 2x1TB SATA drives to. This machine runs a NexentaStor Community VM which hosts ZFS filesystems. Before adding the new drives, all the ZFS zpools ...
0
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1answer
82 views
MySQL Corrupt Table - No Space left - Index File too big
I noticed that one of my servers was running out of disk space, due to heavy MySQL usage.
I stopped everything using the database, freed up some space and restarted mysqld.
Now, I checked my table ...
0
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2answers
109 views
MySQL: Increased buffer pool, ibdata1 corrupt?
I tried increasing innodb_buffer_pool_size via my.cnf from default 128m to 256m, but on restart attempt, mysql shutdown failed with:
130125 11:49:55 InnoDB: Initializing buffer pool, size = 256.0M
...
1
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0answers
58 views
recover corrupted directory from ext3 partition
It's my mounted directory that i want to restore folder ostani. it's containt many php, css, js and etc files. how can i access. I use dd_rhelper for create an image and try to fsck to repair it. but ...
11
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2answers
492 views
Making SD card corruption-proof
My embedded linux device uses an SD card for saving certain diagnostics data, far too copious for internal flash.
The problem is if the device is switched off unexpectedly, the filesystem (FAT32) on ...
0
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2answers
92 views
MySQL Tweaking for performance
[mysqld]
myisam_repair_threads=4
key_buffer = 64M
myisam_sort_buffer_size = 32M
join_buffer_size = 2M
read_buffer_size = 2M
sort_buffer_size = 2M
read_rnd_buffer_size = 2M
table_cache = 1024
...
-1
votes
3answers
152 views
How can I prevent silent corruption on a dying hard drive? [closed]
With a drying drive (that has more and more bad sectors), on an ext4-journaled partition, a cp operation will sometimes complete without error, but the written data will either be wrong, or just won't ...
0
votes
1answer
137 views
ran fsck on a mounted partition, now centos 5 won't boot
Yes, I very stupidly ran fsck on a mounted parition. Immediate regret.
What's happening now is I see grub, it starts booting centos 5, then it says:
bin/sh: ro: no such file or directory kernel ...
1
vote
1answer
1k views
mdadm rebooted, array missing? can't assemble?
Not sure what is going on with my Array. I rebooted ubuntu 12.04.1 and got a error on startup that fstab couldn't mount the filesystem UUID I have for my mdadm array. After running a few commands a I ...
0
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0answers
82 views
Corrupt mysql system tables
I am having issues with the columns_priv table in the mysql system database. I cannot add new users currently.
I have tried repairing it using mysqlcheck --auto-repair --all-databases --password but ...
0
votes
1answer
66 views
Why would an ext3 filsystem be rolled back on a Debian VM running in VirtualBox after loss of power to the host
A Debian Virtual machine runs as a Guest VirtualBox VM. It's filesystem is EXT3. The host system loses power and after booting up the host system and guest VM, I find that the VM's filesystem has been ...
3
votes
2answers
75 views
Recover from a corrupted couchbase install
We have a couchbase installation on a Windows 2008 R2 server that got corrupted (this was from before my tenure, now I want to clean it up). There is no add-remove entry in the Programs and Features ...
4
votes
2answers
692 views
How can I track down the cause of ext3 filesystem corruption?
We have a VMware vSphere 5 environment running CentOS 5.8 virtual machines. In the past two weeks we have had five incidents of virtual machines having a filesytem become corrupt, requiring an fsck to ...
0
votes
1answer
88 views
Corrupt label; bad magic number
While trying to install Solaris 10 on a Sun Blade 2500 Silver, I got an error: OpenBoot indicates me a problem with the hard drive: "Corrupt label; bad magic number". Later, during the Solaris ...
14
votes
4answers
822 views
How to store data on a machine whose power gets cut at random
I have a virtual machine (Debian) running on a physical machine host. The virtual machine acts as a buffer for data that it frequently receives over the local network (the period for this data is ...
2
votes
2answers
100 views
Single file changed: intrusion or corruption?
rkhunter reported a single file change on a virtual server (netstat binary). It didn't report any other warning. The change was not the result of a package upgrade (I reinstalled it and the checksum ...
2
votes
1answer
110 views
Which is more durable? MyISAM or InnoDB with innodb_flush_log_at_trx_commit=0 [closed]
I am trying to determine the difference in durability between MySQL's MyISAM and InnoDB when innodb_flush_log_at_trx_commit=0.
I am aware of the some of the benefits of InnoDB with ACID. However, ...
1
vote
1answer
156 views
iSCSI no longer recognizing NAS drives
I have two NAS (Seagate Black Armors) connected to our network through iSCSI to a Dell Optiplex 760 running 32-bit Windows 7 and Windows iSCSI Initiator.
For some unknown reason, within the last week ...
2
votes
1answer
649 views
mysql.proc has gone corrupt. How can I fix it?
I have a server running Debian 5.0, and MySQL. Suddendly, MySQL stopped working, and after many attempts to fix it, I decided to reinstall it. I installed MySQL 5.1.63, and when started it goes to ...
0
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0answers
125 views
Corrupt qcow2 image
I seem to have corrupted my qcow2 image. I accidentally ran qemu-img create on one of my virtual machines while running. What seems to have happened is that qemu-img seems to have put a new tag on top ...
0
votes
1answer
113 views
strange usb file system corruption
We have a few X7DBT Supermicro motherboards that is using a Kingston DataTraveler 102 USB Flash Drive as a boot drive. The customer had 10 systems and they say that the site had a power failure. Once ...
1
vote
2answers
155 views
How to test integrity of user profile?
A customer of ours was having problems with our application. Eventually they let us know that their user profile was corrupted and creating a new user profile fixed the problem.
For future calls, I'm ...
4
votes
2answers
192 views
How do I diagnose network corruption on an Internet path?
I run a few hosts on network A that make requests to servers (which I don't own) on network B, somewhere across the Internet. Unfortunately, many of these requests get corrupted. If I make the ...
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votes
1answer
130 views
Cannot Hibernate - Power policy manager error [closed]
I run Windows XP.
When I try to "Enable Hibernation" from Control Panel --> Power Options,
I get the following error.
Power policy manager unable to reserve hibernate file. The file or
...
0
votes
1answer
282 views
Windows Server 2008 repair logonui.exe
I'm fairly certain some data on my server got corrupted and from a dialog box that popped up I think one of the things that got corrupted is logonui.exe
I think this because while the server goes ...
1
vote
1answer
163 views
how to send a corrupt netbios packet
I want to send a corrupt netbios Session Service packet to my machine, My goal it to check whether my machine restarts or not upon receiving the corrupt netbios packet (this has happened before and I ...
1
vote
2answers
214 views
Strategies for detecting corruption in Greyhole pools [closed]
Are there any good strategies for proactively detecting data corruption in a Greyhole pool.
Suppose the following chain of events happens.
c:\> copy swiss_bank_account.txt ...
2
votes
2answers
465 views
MySql crash: Incorrect key file for table
We have a MySql 5.5 database running InnoDB on Linux. One table (named table_search) is running MyISAM to be able to perform full text searches. The table has 823 368 rows.
Yesterday we had a server ...
6
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3answers
1k views
Weird file corruption when using FTP. Any theories?
Sometimes when I'm uploading a large number of small files via FTP, some of the files' contents will be replaced with FTP control messages. For example, after uploading a website I'll notice that an ...
0
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2answers
216 views
Moving files with batch files from one pc to a server, to a another pc - worried about disk corruption
I use scheduled tasks that calls a batch file, that calls more batch files to move about three files from a pc, to a server, then to multiple other pcs. It all happens very quickly, as they are small ...
2
votes
1answer
1k views
logfile deleted on Oracle database how to re-create it?
For my database assignment we were looking into 'database corruption' and I was asked to delete the second redo log file which I have done with the command: rm log02a.rdo this was in the ...
3
votes
2answers
198 views
Detecting data corruption so we're not backing up corrupt files
I've been thinking about data integrity, I currently backup about 2tb of data and always have one backup of data from a year ago.
My concern is if a file became corrupt on our production file server ...
0
votes
1answer
53 views
how safe are FS recovery operations?
I just needed to do a recovery of a vserver after a failed update.
Because the scope of the affected files wasn't exactly known, I completely restored most directories, except /home which was not ...
2
votes
3answers
468 views
CentOS Superblock corruption?
I'm on CentOS 5.2 and I'm having a problem booting my two database servers. Our IT department performed a SAN upgrade over the weekend and now I can't boot - they say the upgrade went fine but ...
0
votes
1answer
474 views
NTFS error 55 after rebooting a Windows 2008 Web Server
This one really drives me around since a year or so:
Having a public Windows 2008 Web Server (behind a firewall) that runs perfectly smooth, I have lots of troubles when rebooting this server (e.g. ...
5
votes
1answer
386 views
Corrupt files' contents, while FS is OK
Looks like my USB HDD is old and corrupted:
rsync: read errors mapping "path/to/file.jpg": Input/output error (5)
Syslog:
kernel: [58927.940676] sd 6:0:0:0: [sdb] Unhandled sense code
kernel: ...
1
vote
3answers
260 views
Outlook 2010 clients corrupts every .pst archive opened
We have got an installation of Outlook 2010 that corrupts every .pst archive opened with it, except for a newly created test archive which only had one mail in it.
All archives cannot be opened and ...
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0answers
391 views
Corrupted RDP Certificate
One of our machines crashed earlier, so I connected to it to find out what the issue was. It has been spitting out the following error in the logs for the past couple of days apparently...
The RDP ...
5
votes
5answers
498 views
md5sum of large files gives different results sometimes
I have an AMD quad core, 8 gb RAM, 1 SSD EXT2 (2 months old), 2 HDD EXT4, approximately 1 year old.
I'm using Ubuntu 10.04 x86-64 and when I compute the md5sum of large files (9 GB) sometimes I get ...
3
votes
2answers
2k views
Prevent data corruption on ext4/Linux drive on power loss
I have some embedded boards running American Megatrends bios with embedded linux as the OS. The problem I have is that the industrial flash ide's will be corrupted on power loss. I have them ...
0
votes
1answer
82 views
MySQL table keeps corrupting, need a simple fail over solution?
One of my clients servers recently crashed at the planet, we got an automatic email from them that they had to do a hard reboot. Since then mysqld stops running occasionally and then shopping cart ...
1
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0answers
32 views
Intermittent javascript download issue
I posted this question on stackoverflow, then it was suggested I try here, as it seems it could be a server issue.
After having no issues on my development xampp box, once I put my site live onto my ...
