Tool to trace/measure kernel memory(slab) properties
perf kmem {record|stat} [<options>]
There are two variants of perf kmem:
'perf kmem record <command>' to record the kmem events of an arbitrary workload.
'perf kmem stat' to report kernel memory statistics.
-i <file>, --input=<file>
Select the input file (default: perf.data unless stdin is a fifo)
--caller
Show per-callsite statistics
--alloc
Show per-allocation statistics
-s <key[,key2...]>, --sort=<key[,key2...]>
Sort the output (default: frag,hit,bytes)
-l <num>, --line=<num>
Print n lines only
--raw-ip
Print raw ip instead of symbol