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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/bird.sgml | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/doc/bird.sgml b/doc/bird.sgml index 467024bc..3862fa10 100644 --- a/doc/bird.sgml +++ b/doc/bird.sgml @@ -684,6 +684,21 @@ to set options. limit to the settle time from the initial ROA table change even if there are consecutive updates gradually renewing the settle time. Default: 20 s. + + <tag><label id="rtable-gc-threshold">gc threshold <m/number/</tag> + Specify a minimum amount of removed networks that triggers a garbage + collection (GC) cycle. Default: 1000. + + <tag><label id="rtable-gc-period">gc period <m/time/</tag> + Specify a period of time between consecutive GC cycles. When there is a + significant amount of route withdraws, GC cycles are executed repeatedly + with given period time (with some random factor). When there is just + small amount of changes, GC cycles are not executed. In extensive route + server setups, running GC on hundreds of full BGP routing tables can + take significant amount of time, therefore they should use higher GC + periods. Default: adaptive, based on number of routing tables in the + configuration. From 10 s (with <= 25 routing tables) up to 600 s (with + >= 1500 routing tables). </descrip> |