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perf-kmem

NAME

perf-kmem - Tool to trace/measure kernel memory(slab) properties

SYNOPSIS

 perf kmem {record|stat} [<options>]
 

DESCRIPTION

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.
 

OPTIONS

-i <file>, --input=<file>

Select the input file (default: perf.data)

--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

SEE ALSO

perf-record(1)