2017-09-22 17:24 GMT+02:00 Gandalf Corvotempesta
:
2017-09-22 17:20 GMT+02:00 Les Mikesell :
How does your overall CPU and RAM use look while this is happening?
Remember, your situation is unusual in that you are competing with the
ZFS compression activity.
CPU almost idle, RAM used at 70%, due
Hi Micheal,
I tested this on a VM and found the the typical apt-get install does not
interfere with ISPConfig 3.1 or other services on the machine. I have
completed installing BackupPC on my server and I am now in the process of
configuring it and testing.
Thanks for the info.
Randall
On Fri,
On 2017-09-21 13:03, R Morgan wrote:
Hi All,
I am looking into installing BackupPC on a Debian 8 webserver I have
hosted at A2 Hosting. I have successfully installed ISPConfig3.1 and
it's supporting software and migrated serveral sites to the server.
My concern is that, since ISPConfig is insta
Just removed "--checksum" from the BackupPC arguments.
Now is... FAAAST
What i've backupped in about 40hours, now took 60 minutes.
YES: 40 hours => 60 minutes.
Is --checksum really needed ? (checksum is also missing from rsnapshot
arguments, that's why rsnapsh
2017-09-22 17:20 GMT+02:00 Les Mikesell :
> How does your overall CPU and RAM use look while this is happening?
> Remember, your situation is unusual in that you are competing with the
> ZFS compression activity.
CPU almost idle, RAM used at 70%, due to ZFS ARC cache (50% of ram)
No swap.
---
On Fri, Sep 22, 2017 at 9:41 AM, Gandalf Corvotempesta
wrote:
> Running transfers with loglevel 4, i can see that most of slowdown are
> caused by:
>
> G bpc_file_checksum()
>
> calls.
>
How does your overall CPU and RAM use look while this is happening?
Remember, your situation is unusual in tha
Running transfers with loglevel 4, i can see that most of slowdown are
caused by:
G bpc_file_checksum()
calls.
2017-09-22 15:31 GMT+02:00 Gandalf Corvotempesta
:
> Also tried with "nc". I'm able to push/pull 110-120MB/s between these
> two servers.
>
> 2017-09-22 15:22 GMT+02:00 Gandalf Corvotem
Also tried with "nc". I'm able to push/pull 110-120MB/s between these
two servers.
2017-09-22 15:22 GMT+02:00 Gandalf Corvotempesta
:
> I've made a little bit progress.
> Slow select calls are always network related but my net is not
> saturated and I'm able to push 1gbp/s regurally with iperf.
>
I've made a little bit progress.
Slow select calls are always network related but my net is not
saturated and I'm able to push 1gbp/s regurally with iperf.
Moreover, on client side, rsync is sending files very very fast.
Could be a bottleneck in BackupPC network management ?
2017-09-22 15:12 GMT+
2017-09-21 14:37 GMT+02:00 Craig Barratt via BackupPC-users
:
> I recommend running strace -p PID -T on the rsync_bpc process to see what it
> is up to, and how long various system calls take. I agree your backups
> should run much faster.
Here is an extract.
Some calls are really slow, more than
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