Re: Poor network backup performance
Phil Pemberton via Bacula-users <[email protected]>
| Newsgroups | gmane.comp.bacula.user |
|---|---|
| Message-ID | <[email protected]> |
I'll give that a shot, but both machines are running Linux. Thanks Phil. On 24/11/2025 16:50, Josh Fisher via Bacula-users wrote: > In both the FD and SD config files, set Maximum Network Buffer Size = > 32768. The default size of 64k is known to cause this issue in Windows, > or at least certain versions of Windows using certain NICs. You will > need to restart bacula-sd on the server and bacula-fd on the Windows PC > before testing. > > > On 11/21/25 09:55, Phil Pemberton via Bacula-users wrote: >> Hi all, >> >> I've been using Bacula to back up my NAS for some time, and it's been >> working well. I see effective backup rates of about 30MB/s all told >> (100MB+ unspooling from SSD to tape, maxing out the LTO6 drive). >> >> Unfortunately when I added my desktop PC to the backup cycle, I found >> that the effective rate dropped like a rock, to single-digit megabytes >> per seconds. >> >> The machines are both fairly fast -- the desktop machine (backup >> source running the FD) is a Ryzen 5 5600X, and the server (with the >> SAS SSD and tape drive) is an Intel Core i5-9400. >> The network is gigabit end-to-end, and the transfer rates I'm seeing >> are very poor. Other applications taking the same path are much faster. >> >> Both systems are running Debian derivatives -- the desktop runs Mint >> with Bacula 13.0.4, and the server runs Ubuntu 24.04 with the same >> version of Bacula. >> >> Is there anything I can do to improve performance backing up over the >> network, before I resort to a nightly Rsync from the workstation to >> the server and backing up from there? >> >> Thanks. > > > > _______________________________________________ > Bacula-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/bacula-users -- Phil. [email protected] https://www.philpem.me.uk/