https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-905 Lustre <p>IAM in ldiskfs-osd will always consume some slots in BH LRU (see: fs/buffer.c), if we keep buffer_head reference on root node, we can save one slot in BH LRU and could be somehow helpful for overall performance, I did some tests, LRU hits rate increased 5%-10% while creating files if we always keep this reference.</p> LU-905

keep BH reference on root node of IAM container

Improvement Minor Resolved Duplicate Liang Zhen Liang Zhen Thu, 8 Dec 2011 23:50:31 +0000 Fri, 9 Dec 2011 00:41:33 +0000 Fri, 9 Dec 2011 00:41:33 +0000 Lustre 2.2.0 Lustre 2.2.0 0 0 <p>Sorry I didn't remember that I've created a ticket for it, close it now</p> Development Rank 1|hzw3tz: Rank (Obsolete) 10715 Story Points 3.0