Bird memory usage

Bird’s memory usage with 8 BGP sessions (6 of which full BGP tables):

root@sfgw:~# birdc show memory
BIRD 1.5.0 ready.
BIRD memory usage
Routing tables:    160 MB
Route attributes:  136 MB
ROA tables:        112  B
Protocols:          68 kB
Total:             295 MB

And here are the prefix stats:

root@sfgw:~# bgp_states
BIRD                    1.5.0   ready.
bgp_itd_backup          BGP     main    up      2016-02-16      Established
  Routes:         576411 imported, 1 exported, 21079 preferred
bgp_itd_main            BGP     main    up      2016-02-16      Established
  Routes:         576411 imported, 1 exported, 0 preferred
bgp_telehouse_main      BGP     main    up      2016-02-19      Established
  Routes:         576876 imported, 1 exported, 217446 preferred
bgp_telehouse_backup    BGP     main    up      2016-02-19      Established
  Routes:         470907 imported, 1 exported, 286422 preferred
bgp_evolink_main        BGP     main    up      2016-02-19      Established
  Routes:         576112 imported, 1 exported, 57281 preferred
bgp_evolink_backup      BGP     main    up      07:06:39        Established
  Routes:         576112 imported, 1 exported, 0 preferred
bgp_evolink_bg_backup   BGP     main    up      10:55:36        Established
  Routes:         9767 imported, 1 exported, 0 preferred
bgp_evolink_bg_main     BGP     main    up      10:56:32        Established
  Routes:         9767 imported, 1 exported, 536 preferred

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Posted by HackMan
Dated: 23rd February 2016
Filled Under: Networking, Technology, Uncategorized