Upgrades trim free request sizes before inserting them into to free map, making range consolidation much more effective particularly for small deletes. This reduces memory used by the free map as well as reducing the number of bio requests down to geom required to process all deletes. In tests this achieved a factor of 10 reduction of trim ranges / geom call downs. Fix: Apply the attached patch Patch attached with submission follows: How-To-Repeat: N/A
Responsible Changed From-To: freebsd-bugs->freebsd-fs set synopsis and assign
Updated patched which simplifies / optimises logic ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.
Responsible Changed From-To: freebsd-fs->smh I'll take it.
State Changed From-To: open->closed patched in head/ with r244187