This used to happen because of a dht issue, +Raghavendra to check if he knows something about this.

Pranith
On 02/06/2015 10:06 AM, David F. Robinson wrote:
Not repeatable. Once it shows up, it stays there. I sent some other strange behavior I am seeing to Pranith earlier this evening. Attached below...

David

Another issue I am having that might be related is that I cannot delete some directories. It complains that the directories are not empty. But when I list them out, there is nothing there. However, if I know of the name of the directory, I can cd into it and see the files.

[root@gfs01a Phase_1_SOCOM14-003_adv_armor]# pwd
/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor

[root@gfs01a Phase_1_SOCOM14-003_adv_armor]# ls -al
total 0
drwxrws--x 7 root root 449 Feb 4 18:12 .
drwxrwx--- 3 root root 200 Feb 4 18:19 ..
drwxrws--- 3 root root 41 Feb 4 18:12 References
drwxrws--x 4 root root 54 Feb 4 18:12 Testing
drwxrws--- 4 root root 51 Feb 4 18:12 Velodyne
drwxrws--x 4 root root 38 Feb 4 18:12 progress_reports

[root@gfs01a Phase_1_SOCOM14-003_adv_armor]# rm -rf *
rm: cannot remove `References': Directory not empty
rm: cannot remove `Testing': Directory not empty
rm: cannot remove `Velodyne': Directory not empty
rm: cannot remove `progress_reports/pr2': Directory not empty
rm: cannot remove `progress_reports/pr3': Directory not empty

[root@gfs01a Phase_1_SOCOM14-003_adv_armor]# ls -alR
total 0
drwxrws--x 6 root root 449 Feb 4 18:12 .
drwxrwx--- 3 root root 200 Feb 4 18:19 ..
drwxrws--- 3 root root 41 Feb 4 18:12 References *** Note that there is nothing in this References directory.
drwxrws--x 4 root root 54 Feb 4 18:12 Testing
drwxrws--- 4 root root 51 Feb 4 18:12 Velodyne
drwxrws--x 4 root root 38 Feb 4 18:12 progress_reports


However, from the bricks (see listings below), there are other directories that are not shown. For example, the References directory contains the USSOCOM_OPAQUE_ARMOR directory on the brick, but it doesn't show up on the volume.

[root@gfs01a USSOCOM_OPAQUE_ARMOR]# pwd
/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor

[root@gfs01a Phase_1_SOCOM14-003_adv_armor]# cd References/
[root@gfs01a References]# ls -al *** There is nothing shown in the References directory
total 0
drwxrws--- 3 root root 133 Feb 4 18:12 .
drwxrws--x 7 root root 449 Feb 4 18:12 ..

[root@gfs01a References]# cd USSOCOM_OPAQUE_ARMOR *** From the brick listing, I knew the directory name. Even though it isn't shown, I can cd to it and see the files.
[root@gfs01a USSOCOM_OPAQUE_ARMOR]# ls -al
total 6787
drwxrws--- 2 streadway sbir 244 Feb 5 21:28 .
drwxrws--- 3 root root 164 Feb 5 21:28 ..
-rwxrw---- 1 streadway sbir 42440 Jun 19 2014 ARMOR PACKAGES.one
-rwxrw---- 1 streadway sbir 17248 Jun 19 2014 COMPARISON OF SOLUTIONS.one
-rwxrw---- 1 streadway sbir 38184 Jun 19 2014 CURRENT STANDARD ARMORING.one
-rwxrw---- 1 sgilbert sbir 2974120 Jan 22 09:15 FEASABILITY STUDY.docx
-rwxrw---- 1 streadway sbir 3826704 Jan 21 14:57 FEASABILITY STUDY.one
-rwxrw---- 1 streadway sbir 49736 Jan 21 13:18 GIVEN TRADE SPACE.one



The recursive file listed (ls -alR) from each of the bricks shows that there are files/directories that do not show up on the /homegfs volume.

[root@gfs01a Phase_1_SOCOM14-003_adv_armor]# ls -alR /data/brick0*/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References /data/brick01a/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References:
total 0
drwxrws--- 3 root root 41 Feb 4 18:12 .
drwxrws--x 7 root root 118 Feb 4 18:12 ..
drwxrws--- 2 streadway sbir 75 Jan 23 14:46 USSOCOM_OPAQUE_ARMOR

/data/brick01a/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References/USSOCOM_OPAQUE_ARMOR:
total 6648
drwxrws--- 2 streadway sbir 75 Jan 23 14:46 .
drwxrws--- 3 root root 41 Feb 4 18:12 ..
-rwxrw---- 2 sgilbert sbir 2974120 Jan 22 09:15 FEASABILITY STUDY.docx
-rwxrw---- 2 streadway sbir 3826704 Jan 21 14:57 FEASABILITY STUDY.one

/data/brick02a/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References:
total 0
drwxrws--- 2 root root 10 Feb 4 18:12 .
drwxrws--x 6 root root 95 Feb 4 18:12 ..

[root@gfs01b ~]# ls -alR /data/brick0*/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References /data/brick01b/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References:
total 0
drwxrws--- 3 root root 41 Feb 4 18:12 .
drwxrws--x 7 root root 118 Feb 4 18:12 ..
drwxrws--- 2 streadway sbir 75 Jan 23 14:46 USSOCOM_OPAQUE_ARMOR

/data/brick01b/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References/USSOCOM_OPAQUE_ARMOR:
total 6648
drwxrws--- 2 streadway sbir 75 Jan 23 14:46 .
drwxrws--- 3 root root 41 Feb 4 18:12 ..
-rwxrw---- 2 sgilbert sbir 2974120 Jan 22 09:15 FEASABILITY STUDY.docx
-rwxrw---- 2 streadway sbir 3826704 Jan 21 14:57 FEASABILITY STUDY.one

/data/brick02b/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References:
total 0
drwxrws--- 2 root root 10 Feb 4 18:12 .
drwxrws--x 6 root root 95 Feb 4 18:12 ..

[root@gfs02a ~]# ls -alR /data/brick0*/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References /data/brick01a/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References:
total 0
drwxrws--- 3 root root 41 Feb 4 18:12 .
drwxrws--x 7 root root 118 Feb 4 18:12 ..
drwxrws--- 2 streadway sbir 80 Jan 23 14:46 USSOCOM_OPAQUE_ARMOR

/data/brick01a/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References/USSOCOM_OPAQUE_ARMOR:
total 72
drwxrws--- 2 streadway sbir 80 Jan 23 14:46 .
drwxrws--- 3 root root 41 Feb 4 18:12 ..
-rwxrw---- 2 streadway sbir 17248 Jun 19 2014 COMPARISON OF SOLUTIONS.one
-rwxrw---- 2 streadway sbir 49736 Jan 21 13:18 GIVEN TRADE SPACE.one

/data/brick02a/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References:
total 0
drwxrws--- 3 root root 41 Feb 4 18:12 .
drwxrws--x 7 root root 118 Feb 4 18:12 ..
drwxrws--- 2 streadway sbir 79 Jan 23 14:46 USSOCOM_OPAQUE_ARMOR

/data/brick02a/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References/USSOCOM_OPAQUE_ARMOR:
total 84
drwxrws--- 2 streadway sbir 79 Jan 23 14:46 .
drwxrws--- 3 root root 41 Feb 4 18:12 ..
-rwxrw---- 2 streadway sbir 42440 Jun 19 2014 ARMOR PACKAGES.one
-rwxrw---- 2 streadway sbir 38184 Jun 19 2014 CURRENT STANDARD ARMORING.one

[root@gfs02b ~]# ls -alR /data/brick0*/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References /data/brick01b/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References:
total 0
drwxrws--- 3 root root 41 Feb 4 18:12 .
drwxrws--x 7 root root 118 Feb 4 18:12 ..
drwxrws--- 2 streadway sbir 80 Jan 23 14:46 USSOCOM_OPAQUE_ARMOR

/data/brick01b/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References/USSOCOM_OPAQUE_ARMOR:
total 72
drwxrws--- 2 streadway sbir 80 Jan 23 14:46 .
drwxrws--- 3 root root 41 Feb 4 18:12 ..
-rwxrw---- 2 streadway sbir 17248 Jun 19 2014 COMPARISON OF SOLUTIONS.one
-rwxrw---- 2 streadway sbir 49736 Jan 21 13:18 GIVEN TRADE SPACE.one

/data/brick02b/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References:
total 0
drwxrws--- 3 root root 41 Feb 4 18:12 .
drwxrws--x 7 root root 118 Feb 4 18:12 ..
drwxrws--- 2 streadway sbir 79 Jan 23 14:46 USSOCOM_OPAQUE_ARMOR

/data/brick02b/homegfs/documentation/programs/OLD_PROGRAMS/SBIR_TOM/Phase_1_SOCOM14-003_adv_armor/References/USSOCOM_OPAQUE_ARMOR:
total 84
drwxrws--- 2 streadway sbir 79 Jan 23 14:46 .
drwxrws--- 3 root root 41 Feb 4 18:12 ..
-rwxrw---- 2 streadway sbir 42440 Jun 19 2014 ARMOR PACKAGES.one
-rwxrw---- 2 streadway sbir 38184 Jun 19 2014 CURRENT STANDARD ARMORING.one





------ Original Message ------
From: "Xavier Hernandez" <xhernan...@datalab.es>
To: "David F. Robinson" <david.robin...@corvidtec.com>; "Benjamin Turner" <bennytu...@gmail.com>; "Pranith Kumar Karampuri" <pkara...@redhat.com> Cc: "gluster-us...@gluster.org" <gluster-us...@gluster.org>; "Gluster Devel" <gluster-devel@gluster.org>
Sent: 2/5/2015 5:14:22 AM
Subject: Re: [Gluster-devel] missing files

Is the failure repeatable ? with the same directories ?

It's very weird that the directories appear on the volume when you do an 'ls' on the bricks. Could it be that you only made a single 'ls' on fuse mount which not showed the directory ? Is it possible that this 'ls' triggered a self-heal that repaired the problem, whatever it was, and when you did another 'ls' on the fuse mount after the 'ls' on the bricks, the directories were there ?

The first 'ls' could have healed the files, causing that the following 'ls' on the bricks showed the files as if nothing were damaged. If that's the case, it's possible that there were some disconnections during the copy.

Added Pranith because he knows better replication and self-heal details.

Xavi

On 02/04/2015 07:23 PM, David F. Robinson wrote:
Distributed/replicated

Volume Name: homegfs
Type: Distributed-Replicate
Volume ID: 1e32672a-f1b7-4b58-ba94-58c085e59071
Status: Started
Number of Bricks: 4 x 2 = 8
Transport-type: tcp
Bricks:
Brick1: gfsib01a.corvidtec.com:/data/brick01a/homegfs
Brick2: gfsib01b.corvidtec.com:/data/brick01b/homegfs
Brick3: gfsib01a.corvidtec.com:/data/brick02a/homegfs
Brick4: gfsib01b.corvidtec.com:/data/brick02b/homegfs
Brick5: gfsib02a.corvidtec.com:/data/brick01a/homegfs
Brick6: gfsib02b.corvidtec.com:/data/brick01b/homegfs
Brick7: gfsib02a.corvidtec.com:/data/brick02a/homegfs
Brick8: gfsib02b.corvidtec.com:/data/brick02b/homegfs
Options Reconfigured:
performance.io-thread-count: 32
performance.cache-size: 128MB
performance.write-behind-window-size: 128MB
server.allow-insecure: on
network.ping-timeout: 10
storage.owner-gid: 100
geo-replication.indexing: off
geo-replication.ignore-pid-check: on
changelog.changelog: on
changelog.fsync-interval: 3
changelog.rollover-time: 15
server.manage-gids: on


------ Original Message ------
From: "Xavier Hernandez" <xhernan...@datalab.es>
To: "David F. Robinson" <david.robin...@corvidtec.com>; "Benjamin
Turner" <bennytu...@gmail.com>
Cc: "gluster-us...@gluster.org" <gluster-us...@gluster.org>; "Gluster
Devel" <gluster-devel@gluster.org>
Sent: 2/4/2015 6:03:45 AM
Subject: Re: [Gluster-devel] missing files

On 02/04/2015 01:30 AM, David F. Robinson wrote:
Sorry. Thought about this a little more. I should have been clearer.
The files were on both bricks of the replica, not just one side. So,
both bricks had to have been up... The files/directories just don't show
up on the mount.
I was reading and saw a related bug
(https://bugzilla.redhat.com/show_bug.cgi?id=1159484). I saw it
suggested to run:
         find <mount> -d -exec getfattr -h -n trusted.ec.heal {} \;

This command is specific for a dispersed volume. It won't do anything
(aside from the error you are seeing) on a replicated volume.

I think you are using a replicated volume, right ?

In this case I'm not sure what can be happening. Is your volume a pure
replicated one or a distributed-replicated ? on a pure replicated it
doesn't make sense that some entries do not show in an 'ls' when the
file is in both replicas (at least without any error message in the
logs). On a distributed-replicated it could be caused by some problem
while combining contents of each replica set.

What's the configuration of your volume ?

Xavi


I get a bunch of errors for operation not supported:
[root@gfs02a homegfs]# find wks_backup -d -exec getfattr -h -n
trusted.ec.heal {} \;
find: warning: the -d option is deprecated; please use -depth instead,
because the latter is a POSIX-compliant feature.
wks_backup/homer_backup/backup: trusted.ec.heal: Operation not supported wks_backup/homer_backup/logs/2014_05_20.log: trusted.ec.heal: Operation
not supported
wks_backup/homer_backup/logs/2014_05_21.log: trusted.ec.heal: Operation
not supported
wks_backup/homer_backup/logs/2014_05_18.log: trusted.ec.heal: Operation
not supported
wks_backup/homer_backup/logs/2014_05_19.log: trusted.ec.heal: Operation
not supported
wks_backup/homer_backup/logs/2014_05_22.log: trusted.ec.heal: Operation
not supported
wks_backup/homer_backup/logs: trusted.ec.heal: Operation not supported
wks_backup/homer_backup: trusted.ec.heal: Operation not supported
------ Original Message ------
From: "Benjamin Turner" <bennytu...@gmail.com
<mailto:bennytu...@gmail.com>>
To: "David F. Robinson" <david.robin...@corvidtec.com
<mailto:david.robin...@corvidtec.com>>
Cc: "Gluster Devel" <gluster-devel@gluster.org
<mailto:gluster-devel@gluster.org>>; "gluster-us...@gluster.org"
<gluster-us...@gluster.org <mailto:gluster-us...@gluster.org>>
Sent: 2/3/2015 7:12:34 PM
Subject: Re: [Gluster-devel] missing files
It sounds to me like the files were only copied to one replica, werent there for the initial for the initial ls which triggered a self heal, and were there for the last ls because they were healed. Is there any
chance that one of the replicas was down during the rsync? It could
be that you lost a brick during copy or something like that. To
confirm I would look for disconnects in the brick logs as well as
checking glusterfshd.log to verify the missing files were actually
healed.

-b

On Tue, Feb 3, 2015 at 5:37 PM, David F. Robinson
<david.robin...@corvidtec.com <mailto:david.robin...@corvidtec.com>>
wrote:

    I rsync'd 20-TB over to my gluster system and noticed that I had
some directories missing even though the rsync completed normally.
    The rsync logs showed that the missing files were transferred.
    I went to the bricks and did an 'ls -al
/data/brick*/homegfs/dir/*' the files were on the bricks. After I
    did this 'ls', the files then showed up on the FUSE mounts.
    1) Why are the files hidden on the fuse mount?
    2) Why does the ls make them show up on the FUSE mount?
    3) How can I prevent this from happening again?
Note, I also mounted the gluster volume using NFS and saw the same
    behavior. The files/directories were not shown until I did the
    "ls" on the bricks.
    David
    ===============================
    David F. Robinson, Ph.D.
    President - Corvid Technologies
    704.799.6944 x101 <tel:704.799.6944%20x101> [office]
    704.252.1310 <tel:704.252.1310> [cell]
    704.799.7974 <tel:704.799.7974> [fax]
david.robin...@corvidtec.com <mailto:david.robin...@corvidtec.com>
    http://www.corvidtechnologies.com
<http://www.corvidtechnologies.com/>

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