[Users] engine-image-uploader and /tmp size problem on fedora18

[Alon Bar-Lev]

----- Original Message -----
> From: "Gianluca Cecchi" <gianluca.cecchi at gmail.com>
> To: "users" <users at ovirt.org>
> Sent: Wednesday, May 1, 2013 6:51:33 PM
> Subject: [Users] engine-image-uploader and /tmp size problem on fedora18
> 
> Hello,
> 
> Summary
> I'm testing engine-image-uploader to transport 2 vms (named infra and
> c2) from an environment to another one that are not interconnected.
> They are both 3.2.1 on fedora 18 (the second one is all-in-one)
> I have problems with engine-image-uploader at destination, due to not
> enough space in /tmp
> 
> the error is:
> # engine-image-uploader -e EXP_DOMAIN upload
> /data/users/gcecchi/c2_and_infra.ovf
> Please provide the REST API password for the admin at internal oVirt
> Engine user (CTRL+D to abort):
> ERROR: Not enough space in /tmp: 11648Mb are needed.
> 
> But on fedora 18 /tmp is on tmpfs in ram by default and so it is on my
> system.... so I would like to tweak this path....
> how?

Try:

TMPDIR=/var/tmp engine-image-uploader -e EXP_DOMAIN upload ...

> 
> Details:
> At first site I created an export domain and exported these vms after
> shutdown them.
> 
> Under master/vms
> ./master/vms:
> total 8
> drwxr-xr-x. 2 vdsm kvm 4096 Apr 30 23:42 42197b2d-3e64-4587-97e7-4d91e1d71b62
> drwxr-xr-x. 2 vdsm kvm 4096 May  1 00:04 5fa80246-64a3-401b-9ba3-2e1e04ff0413
> 
> ./master/vms/42197b2d-3e64-4587-97e7-4d91e1d71b62:
> total 8
> -rw-r--r--. 1 vdsm kvm 7867 Apr 30 23:42
> 42197b2d-3e64-4587-97e7-4d91e1d71b62.ovf
> 
> ./master/vms/5fa80246-64a3-401b-9ba3-2e1e04ff0413:
> total 12
> -rw-r--r--. 1 vdsm kvm 8951 May  1 00:04
> 5fa80246-64a3-401b-9ba3-2e1e04ff0413.ovf
> 
> Under images
> ./images:
> total 8
> drwxr-xr-x. 2 vdsm kvm 4096 Apr 30 23:41 3cf2c068-0fcc-49e3-9939-5aaeb96de2ed
> drwxr-xr-x. 2 vdsm kvm 4096 May  1 00:00 fd0659b0-c75b-433b-8866-13cb6218bf81
> 
> ./images/3cf2c068-0fcc-49e3-9939-5aaeb96de2ed:
> total 3145736
> -rw-rw----. 1 vdsm kvm 3221225472 Apr 30 23:42
> 0fa86f2f-9b5c-4e72-861e-104920846d0b
> -rw-r--r--. 1 vdsm kvm        268 Apr 30 23:41
> 0fa86f2f-9b5c-4e72-861e-104920846d0b.meta
> 
> ./images/fd0659b0-c75b-433b-8866-13cb6218bf81:
> total 8781832
> -rw-rw----. 1 vdsm kvm 8992587776 May  1 00:04
> 679c2055-9b5b-47d7-94ff-04d543282f74
> -rw-r--r--. 1 vdsm kvm        268 May  1 00:00
> 679c2055-9b5b-47d7-94ff-04d543282f74.meta
> 
> So I have
> c2
> ovf <--> 42197b2d-3e64-4587-97e7-4d91e1d71b62.ovf
> images <---> 3cf2c068-0fcc-49e3-9939-5aaeb96de2ed
> 
> infra
> ovf <--> 5fa80246-64a3-401b-9ba3-2e1e04ff0413.ovf
> images <---> fd0659b0-c75b-433b-8866-13cb6218bf81
> 
> I created the compressed ovf archive that is about 6Gb
> 
> On the all-in-one target environment (that is 6Gb in ram) after
> providing the ovf file I run the upload command.
> 
> The configuration is:
> 
> export domain EXP_DOMAIN on /data/export_domain
> with
> Filesystem                                      Size  Used Avail Use% Mounted
> on
> /dev/sdb6                                       305G  234G   68G  78% /data
> 
> and
> tekkaman.localdomain.local:/data/export_domain  305G  234G   68G  78%
> /rhev/data-center/mnt/tekkaman.localdomain.local:_data_export__domain
> 
> Other filesystems information:
> 
> $ df -h
> Filesystem                                      Size  Used Avail Use% Mounted
> on
> devtmpfs                                        2.9G     0  2.9G   0% /dev
> tmpfs                                           3.0G  156K  3.0G   1%
> /dev/shm
> tmpfs                                           3.0G  5.1M  3.0G   1% /run
> tmpfs                                           3.0G     0  3.0G   0%
> /sys/fs/cgroup
> /dev/mapper/fedora-root                          53G   33G   18G  65% /
> tmpfs                                           3.0G   68K  3.0G   1% /tmp
> /dev/sda1                                       477M   99M  353M  22% /boot
> ...
> tekkaman.localdomain.local:/ISO                  53G   33G   18G  65%
> /rhev/data-center/mnt/tekkaman.localdomain.local:_ISO
> 
> During upload I notice this strange addition in df command output:
> Filesystem                                      Size  Used Avail Use% Mounted
> on
> ...
> tekkaman.localdomain.local:/data/export_domain  305G  236G   66G  79%
> /tmp/tmpORTazo
> 
> But after sometime I get the error and also the same in
> 
> /var/log/ovirt-engine/engine-image-uploader.log
> 
> 2013-05-01 17:28:41::ERROR::engine-image-uploader::1221::root:: Not
> enough space in /tmp: 11648Mb are needed.
> 
> Is there a way to change this path? Also because in fedora 18 by
> default it is a tmpfs file system....
> 
> 
> Thanks,
> Gianluca
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