AWS fsx documentation change
Summary
Added new section with directory listing performance tuning parameters for Lustre clients
Security assessment
Performance optimization guidance for directory operations. While performance tuning can impact system stability, there's no evidence this addresses security vulnerabilities or introduces security features.
Diff
diff --git a/fsx/latest/LustreGuide/performance-tips.md b/fsx/latest/LustreGuide/performance-tips.md index ce0d92c3a..85170c6df 100644 --- a//fsx/latest/LustreGuide/performance-tips.md +++ b//fsx/latest/LustreGuide/performance-tips.md @@ -43,0 +44,10 @@ After the client is mounted, the following tuning needs to be applied: + 3. To optimize performance for directory listing (ls), the following tuning needs to be applied: + + sudo lctl set_param llite.*.statahead_max=512 + sudo lctl set_param llite.*.statahead_agl=1 + if sudo lctl get_param llite.*.statahead_xattr > /dev/null 2>&1; then + sudo lctl set_param llite.*.statahead_xattr=1 + else + echo "Warning: Xattr statahead is not supported on this Lustre client. Please upgrade to the latest Lustre 2.15 client to apply this tuning" + fi +