Displaying 1 result from an estimated 1 matches for "cond_schedule".
2009 Jun 08
1
[SUGGESSTION 1/1] OCFS2: automatic dlm hash table size
backgroud:
ocfs2 dlm uses a hash table to store dlm_lock_resource objects. the often used lookup is performed on the hash table.
problem:
for usages that there are huge number of inodes(thus huge number of dlm_lock_resource objects) in a ocfs2 volume, the lookup performance becomes a problem. the lookup holds spin_lock which could put all others cpus into the state of aquring the spinlock. if