BBlack has uploaded a new change for review.
https://gerrit.wikimedia.org/r/295543
Change subject: r::c::perf: raise netdev_budget a bit
......................................................................
r::c::perf: raise netdev_budget a bit
Change-Id: I3692c55f8ce324edfc9eacee07e04cb3fc0af1c7
---
M modules/role/manifests/cache/perf.pp
1 file changed, 7 insertions(+), 0 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/operations/puppet
refs/changes/43/295543/1
diff --git a/modules/role/manifests/cache/perf.pp
b/modules/role/manifests/cache/perf.pp
index 29a680b..e1968dc 100644
--- a/modules/role/manifests/cache/perf.pp
+++ b/modules/role/manifests/cache/perf.pp
@@ -96,6 +96,13 @@
# will see drops in col 2 of /proc/net/softnet_stat
'net.core.netdev_max_backlog' => 60000,
+ # budget: Similar to the above, default 300, and is the #packets
+ # handled per NAPI polling cycle across all interfaces. You can
see
+ # effects of this being too low in col 3 of /proc/net/softnet_stat.
+ # Caches show some small numbers there, so, experimenting with
+ # raising this a bit for now
+ 'net.core.netdev_budget' => 1024,
+
# Default:1 - setting this to zero defers timestamping until after
# RPS. It's more efficient this way, but timestamp doesn't account
# for any tiny delays in queueing before RPS, which I don't think
is
--
To view, visit https://gerrit.wikimedia.org/r/295543
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: I3692c55f8ce324edfc9eacee07e04cb3fc0af1c7
Gerrit-PatchSet: 1
Gerrit-Project: operations/puppet
Gerrit-Branch: production
Gerrit-Owner: BBlack <bbl...@wikimedia.org>
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