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tweak BAR lookup filter in light of packets arriving with 20 BARs

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at a time, which can take 4seconds(!) to process on a WR703N.
This commit is contained in:
gardners 2013-02-15 17:11:30 +10:30 committed by Jeremy Lakeman
parent 8befcf7c11
commit 83625198cb
1 changed files with 3 additions and 3 deletions
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6
rhizome_database.c
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@ -1425,11 +1425,11 @@ int rhizome_is_bar_interesting(unsigned char *bar){
/* Looking up rhizome bundles by BAR can be slow.
If so, then ignore some percentage of BARs. */
if (lookup_time>10) {
// if >10ms then only check 1 in 4 BARs
if (random()&0x3) RETURN(0);
// if >10ms then only check 1 in 8 BARs
if (random()&0x7) RETURN(0);
}
if (lookup_time>100) {
// if >10ms then only check 1 in 16 (1 in 4 of 1 in 4) BARs
// if >10ms then only check 1 in 32 (1 in 8 of 1 in 4) BARs
if (random()&0x3) RETURN(0);
}
}