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Pre-compute the node topics for all pool entries.

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A zeek script profile showed a small percentage of time spent in
Cluster::node_topic, but this never changes and can be cached.
This commit is contained in:
Justin Azoff 2024-12-11 15:57:01 -05:00
parent 9e19b51f41
commit 10438408a5
1 changed files with 5 additions and 3 deletions
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8
scripts/base/frameworks/cluster/pools.zeek
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@ -18,6 +18,8 @@ export {
site_id: count; site_id: count;
## Whether the node is currently alive and can receive work. ## Whether the node is currently alive and can receive work.
alive: bool &default=F; alive: bool &default=F;
## The pre-computed result from Cluster::node_topic
topic: string;
}; };
## A pool specification. ## A pool specification.
@ -172,7 +174,7 @@ function hrw_topic(pool: Pool, key: any): string
local site = HashHRW::get_site(pool$hrw_pool, key); local site = HashHRW::get_site(pool$hrw_pool, key);
local pn: PoolNode = site$user_data; local pn: PoolNode = site$user_data;
return Cluster::node_topic(pn$name); return pn$topic;
} }
function rr_topic(pool: Pool, key: string): string function rr_topic(pool: Pool, key: string): string
@ -198,7 +200,7 @@ function rr_topic(pool: Pool, key: string): string
if ( pn$alive ) if ( pn$alive )
{ {
rval = Cluster::node_topic(pn$name); rval = pn$topic;
break; break;
} }
@ -276,7 +278,7 @@ function init_pool_node(pool: Pool, name: string): bool
else else
{ {
local pn = PoolNode($name=name, $alias=alias, $site_id=site_id, local pn = PoolNode($name=name, $alias=alias, $site_id=site_id,
$alive=Cluster::node == name); $alive=Cluster::node == name, $topic=Cluster::node_topic(name));
pool$nodes[name] = pn; pool$nodes[name] = pn;
pool$node_list += pn; pool$node_list += pn;