Re: [PATCH v13 00/20] tracing: fprobe: function_graph: Multi-function graph and fprobe on fgraph

Jiri Olsa
2024-09-11T18:27:33Z

On Sun, Aug 18, 2024 at 09:47:53PM +0900, Masami Hiramatsu (Google) wrote:
> Hi,
>
> Here is the 13th version of the series to re-implement the fprobe on
> function-graph tracer. The previous version is;
>
> https://lore.kernel.org/all/172000134410.63468.13742222887213469474.stgit@devnote2/
>
> This version is based on v6.11-rc3.
> In this version, I added a bugfix as [1/20], which should go to urgent
> branch, and dropped the performance improvement patch which was introduced
> in v12 because I found that does not work with new kernel.
>
> Overview
> --------
> This series rewrites the fprobe on this function-graph.
> The purposes of this change are;
>
> 1) Remove dependency of the rethook from fprobe so that we can reduce
> the return hook code and shadow stack.
>
> 2) Make 'ftrace_regs' the common trace interface for the function
> boundary.
>
> 1) Currently we have 2(or 3) different function return hook codes,
> the function-graph tracer and rethook (and legacy kretprobe).
> But since this is redundant and needs double maintenance cost,
> I would like to unify those. From the user's viewpoint, function-
> graph tracer is very useful to grasp the execution path. For this
> purpose, it is hard to use the rethook in the function-graph
> tracer, but the opposite is possible. (Strictly speaking, kretprobe
> can not use it because it requires 'pt_regs' for historical reasons.)
>
> 2) Now the fprobe provides the 'pt_regs' for its handler, but that is
> wrong for the function entry and exit. Moreover, depending on the
> architecture, there is no way to accurately reproduce 'pt_regs'
> outside of interrupt or exception handlers. This means fprobe should
> not use 'pt_regs' because it does not use such exceptions.
> (Conversely, kprobe should use 'pt_regs' because it is an abstract
> interface of the software breakpoint exception.)
>
> This series changes fprobe to use function-graph tracer for tracing
> function entry and exit, instead of mixture of ftrace and rethook.
> Unlike the rethook which is a per-task list of system-wide allocated
> nodes, the function graph's ret_stack is a per-task shadow stack.
> Thus it does not need to set 'nr_maxactive' (which is the number of
> pre-allocated nodes).
> Also the handlers will get the 'ftrace_regs' instead of 'pt_regs'.
> Since eBPF mulit_kprobe/multi_kretprobe events still use 'pt_regs' as
> their register interface, this changes it to convert 'ftrace_regs' to
> 'pt_regs'. Of course this conversion makes an incomplete 'pt_regs',
> so users must access only registers for function parameters or
> return value.
>
> Design
> ------
> Instead of using ftrace's function entry hook directly, the new fprobe
> is built on top of the function-graph's entry and return callbacks
> with 'ftrace_regs'.
>
> Since the fprobe requires access to 'ftrace_regs', the architecture
> must support CONFIG_HAVE_DYNAMIC_FTRACE_WITH_ARGS and
> CONFIG_HAVE_FTRACE_GRAPH_FUNC, which enables to call function-graph
> entry callback with 'ftrace_regs', and also
> CONFIG_HAVE_FUNCTION_GRAPH_FREGS, which passes the ftrace_regs to
> return_to_handler.
>
> All fprobes share a single function-graph ops (means shares a common
> ftrace filter) similar to the kprobe-on-ftrace. This needs another
> layer to find corresponding fprobe in the common function-graph
> callbacks, but has much better scalability, since the number of
> registered function-graph ops is limited.
>
> In the entry callback, the fprobe runs its entry_handler and saves the
> address of 'fprobe' on the function-graph's shadow stack as data. The
> return callback decodes the data to get the 'fprobe' address, and runs
> the exit_handler.
>
> The fprobe introduces two hash-tables, one is for entry callback which
> searches fprobes related to the given function address passed by entry
> callback. The other is for a return callback which checks if the given
> 'fprobe' data structure pointer is still valid. Note that it is
> possible to unregister fprobe before the return callback runs. Thus
> the address validation must be done before using it in the return
> callback.
>
> Download
> --------
> This series can be applied against the ftrace/for-next branch in
> linux-trace tree.
>
> This series can also be found below branch.
>
> https://git.kernel.org/pub/scm/linux/kernel/git/mhiramat/linux.git/log/?h=topic/fprobe-on-fgraph
>
> Thank you,
>
> ---

hi,
I ran the kprobe_multi bench and I'm seeing lower throughput numbers
with new fprobe implementation

base (bpf-next/master)

root@amd:/home/jolsa/bpf-next/tools/testing/selftests/bpf# ./bench -w2 -d5 -a trig-kprobe-multi
Setting up benchmark 'trig-kprobe-multi'...
Benchmark 'trig-kprobe-multi' started.
Iter 0 ( 70.969us): hits 8.530M/s ( 8.530M/prod), drops 0.000M/s, total operations 8.530M/s
Iter 1 (-24.985us): hits 8.541M/s ( 8.541M/prod), drops 0.000M/s, total operations 8.541M/s
Iter 2 ( -2.976us): hits 8.537M/s ( 8.537M/prod), drops 0.000M/s, total operations 8.537M/s
Iter 3 ( -1.502us): hits 8.540M/s ( 8.540M/prod), drops 0.000M/s, total operations 8.540M/s
Iter 4 ( 0.392us): hits 8.540M/s ( 8.540M/prod), drops 0.000M/s, total operations 8.540M/s
Iter 5 ( 1.308us): hits 8.545M/s ( 8.545M/prod), drops 0.000M/s, total operations 8.545M/s
Iter 6 ( 2.783us): hits 8.530M/s ( 8.530M/prod), drops 0.000M/s, total operations 8.530M/s
Iter 7 ( -3.775us): hits 8.535M/s ( 8.535M/prod), drops 0.000M/s, total operations 8.535M/s
Summary: hits 8.538 ± 0.005M/s ( 8.538M/prod), drops 0.000 ± 0.000M/s, total operations 8.538 ± 0.005M/s

your patchset on top of bpf-next/master

root@amd:/home/jolsa/bpf-next/tools/testing/selftests/bpf# ./bench -w2 -d5 -a trig-kprobe-multi
Setting up benchmark 'trig-kprobe-multi'...
Benchmark 'trig-kprobe-multi' started.
Iter 0 ( 55.712us): hits 7.224M/s ( 7.224M/prod), drops 0.000M/s, total operations 7.224M/s
Iter 1 ( 15.226us): hits 7.222M/s ( 7.222M/prod), drops 0.000M/s, total operations 7.222M/s
Iter 2 ( -1.353us): hits 7.221M/s ( 7.221M/prod), drops 0.000M/s, total operations 7.221M/s
Iter 3 (-13.029us): hits 7.223M/s ( 7.223M/prod), drops 0.000M/s, total operations 7.223M/s
Iter 4 ( 9.111us): hits 7.222M/s ( 7.222M/prod), drops 0.000M/s, total operations 7.222M/s
Iter 5 ( -0.106us): hits 7.222M/s ( 7.222M/prod), drops 0.000M/s, total operations 7.222M/s
Iter 6 ( 0.734us): hits 7.221M/s ( 7.221M/prod), drops 0.000M/s, total operations 7.221M/s
Iter 7 (-10.233us): hits 7.220M/s ( 7.220M/prod), drops 0.000M/s, total operations 7.220M/s
Summary: hits 7.221 ± 0.001M/s ( 7.221M/prod), drops 0.000 ± 0.000M/s, total operations 7.221 ± 0.001M/s

I did perf profile (attached), but nothing stands out on the first look,
I'll try to check on that later this week

jirka

---
# To display the perf.data header info, please use --header/--header-only options.
#
#
# Total Lost Samples: 0
#
# Samples: 42K of event 'cycles:k'
# Event count (approx.): 44580427937
#
# Overhead Command Shared Object Symbol
# ........ ............... .................................................... ........................................................
#
17.47% bench [kernel.vmlinux] [k] find_kallsyms_symbol
|
---find_kallsyms_symbol
module_address_lookup
kallsyms_lookup_buildid
kallsyms_lookup
print_rec
t_show
seq_read_iter
seq_read
vfs_read
ksys_read
__x64_sys_read
x64_sys_call
do_syscall_64
entry_SYSCALL_64
read
0

11.71% bench [kernel.vmlinux] [k] kprobe_multi_link_prog_run
|
---kprobe_multi_link_prog_run
|
--11.56%--kprobe_multi_link_handler
fprobe_entry
function_graph_enter_regs
ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

7.65% bench [kernel.vmlinux] [k] function_graph_enter_regs
|
---function_graph_enter_regs
|
--7.65%--ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

7.55% bench [kernel.vmlinux] [k] kprobe_multi_link_handler
|
---kprobe_multi_link_handler
|
|--4.35%--function_graph_enter_regs
| ftrace_graph_func
| 0xffffffffc29850ab
| bpf_get_numa_node_id
| bpf_prog_d9703036495d54b0_trigger_driver
| __bpf_prog_test_run_raw_tp
| bpf_prog_test_run_raw_tp
| __sys_bpf
| __x64_sys_bpf
| x64_sys_call
| do_syscall_64
| entry_SYSCALL_64
| syscall
| bpf_prog_test_run_opts
| trigger_producer_batch
| 0x7a2a73a94ac3
|
--3.20%--fprobe_entry
function_graph_enter_regs
ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

7.50% bench [kernel.vmlinux] [k] fprobe_entry
|
---fprobe_entry
|
--7.50%--function_graph_enter_regs
ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

7.08% bench bpf_prog_7790468e40a289ea_bench_trigger_kprobe_multi [k] bpf_prog_7790468e40a289ea_bench_trigger_kprobe_multi
|
---bpf_prog_7790468e40a289ea_bench_trigger_kprobe_multi
|
|--4.10%--kprobe_multi_link_handler
| fprobe_entry
| function_graph_enter_regs
| ftrace_graph_func
| 0xffffffffc29850ab
| bpf_get_numa_node_id
| bpf_prog_d9703036495d54b0_trigger_driver
| __bpf_prog_test_run_raw_tp
| bpf_prog_test_run_raw_tp
| __sys_bpf
| __x64_sys_bpf
| x64_sys_call
| do_syscall_64
| entry_SYSCALL_64
| syscall
| bpf_prog_test_run_opts
| trigger_producer_batch
| 0x7a2a73a94ac3
|
--2.97%--kprobe_multi_link_prog_run
kprobe_multi_link_handler
fprobe_entry
function_graph_enter_regs
ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

6.11% bench [kernel.vmlinux] [k] migrate_enable
|
---migrate_enable
|
|--3.37%--kprobe_multi_link_handler
| fprobe_entry
| function_graph_enter_regs
| ftrace_graph_func
| 0xffffffffc29850ab
| bpf_get_numa_node_id
| bpf_prog_d9703036495d54b0_trigger_driver
| __bpf_prog_test_run_raw_tp
| bpf_prog_test_run_raw_tp
| __sys_bpf
| __x64_sys_bpf
| x64_sys_call
| do_syscall_64
| entry_SYSCALL_64
| syscall
| bpf_prog_test_run_opts
| trigger_producer_batch
| 0x7a2a73a94ac3
|
--2.73%--kprobe_multi_link_prog_run
kprobe_multi_link_handler
fprobe_entry
function_graph_enter_regs
ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

5.90% bench [kernel.vmlinux] [k] ftrace_graph_func
|
---ftrace_graph_func
|
--5.75%--0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

4.03% bench [kernel.vmlinux] [k] __rcu_read_lock
|
---__rcu_read_lock
|
--4.00%--kprobe_multi_link_handler
fprobe_entry
function_graph_enter_regs
ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

3.61% bench [kernel.vmlinux] [k] bpf_get_numa_node_id
|
---bpf_get_numa_node_id
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

2.99% bench [nf_conntrack] [k] 0x000000000002c0b3
|
---0xffffffffc29850b3
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

2.69% bench bpf_prog_d9703036495d54b0_trigger_driver [k] bpf_prog_d9703036495d54b0_trigger_driver
|
---bpf_prog_d9703036495d54b0_trigger_driver
|
--2.68%--__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

2.04% bench [kernel.vmlinux] [k] t_start
|
---t_start
seq_read_iter
seq_read
vfs_read
ksys_read
__x64_sys_read
x64_sys_call
do_syscall_64
entry_SYSCALL_64
read
0

1.90% bench [kernel.vmlinux] [k] srso_untrain_ret
|
---srso_untrain_ret
|
|--0.68%--fprobe_entry
| function_graph_enter_regs
| ftrace_graph_func
| 0xffffffffc29850ab
| bpf_get_numa_node_id
| bpf_prog_d9703036495d54b0_trigger_driver
| __bpf_prog_test_run_raw_tp
| bpf_prog_test_run_raw_tp
| __sys_bpf
| __x64_sys_bpf
| x64_sys_call
| do_syscall_64
| entry_SYSCALL_64
| syscall
| bpf_prog_test_run_opts
| trigger_producer_batch
| 0x7a2a73a94ac3
|
--0.54%--seq_read_iter
seq_read
vfs_read
ksys_read
__x64_sys_read
x64_sys_call
do_syscall_64
entry_SYSCALL_64
read
0

1.14% bench [kernel.vmlinux] [k] __rcu_read_unlock
|
---__rcu_read_unlock
|
--1.12%--kprobe_multi_link_handler
fprobe_entry
function_graph_enter_regs
ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

1.02% bench [kernel.vmlinux] [k] migrate_disable
|
---migrate_disable
kprobe_multi_link_handler
fprobe_entry
function_graph_enter_regs
ftrace_graph_func
0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

0.99% bench [kernel.vmlinux] [k] t_func_next.isra.0
|
---t_func_next.isra.0
|
--0.83%--t_start
seq_read_iter
seq_read
vfs_read
ksys_read
__x64_sys_read
x64_sys_call
do_syscall_64
entry_SYSCALL_64
read
0

0.78% bench [nf_conntrack] [k] 0x000000000002c0d4
|
---0xffffffffc29850d4
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

0.75% bench [nf_conntrack] [k] 0x000000000002c0ab
|
---0xffffffffc29850ab
bpf_get_numa_node_id
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

0.68% bench [nf_conntrack] [k] 0x000000000002c00d
|
---0xffffffffc298500d
bpf_prog_d9703036495d54b0_trigger_driver
__bpf_prog_test_run_raw_tp
bpf_prog_test_run_raw_tp
__sys_bpf
__x64_sys_bpf
x64_sys_call
do_syscall_64
entry_SYSCALL_64
syscall
bpf_prog_test_run_opts
trigger_producer_batch
0x7a2a73a94ac3

0.52% bench [kernel.vmlinux] [k] __x86_indirect_thunk_array
|
---__x86_indirect_thunk_array

0.42% bench [nf_conntrack] [k] 0x000000000002c005
0.38% bench [kernel.vmlinux] [k] __sys_bpf
0.37% bench [kernel.vmlinux] [k] srso_return_thunk
0.24% bench [nf_conntrack] [k] 0x000000000002c001
0.23% bench [kernel.vmlinux] [k] read_hpet
0.21% bench [kernel.vmlinux] [k] entry_SYSCALL_64
0.19% bench [kernel.vmlinux] [k] bpf_prog_test_run_raw_tp
0.17% bench [nf_conntrack] [k] 0x000000000002c000
0.15% bench [kernel.vmlinux] [k] _copy_from_user
0.15% bench [kernel.vmlinux] [k] syscall_exit_to_user_mode
0.14% bench [nf_conntrack] [k] 0x000000000002c027
0.14% bench [nf_conntrack] [k] 0x000000000002c0ca
0.13% swapper [kernel.vmlinux] [k] read_hpet
0.12% bench [kernel.vmlinux] [k] _copy_to_user
0.12% bench [nf_conntrack] [k] 0x000000000002c086
0.11% bench [nf_conntrack] [k] 0x000000000002c0c0
0.11% bench [kernel.vmlinux] [k] __fdget
0.11% bench bench [.] bpf_prog_test_run_opts
0.11% bench [kernel.vmlinux] [k] __bpf_prog_test_run_raw_tp
0.10% bench [nf_conntrack] [k] 0x000000000002c059
0.09% bench [kernel.vmlinux] [k] get_symbol_offset
0.09% bench [kernel.vmlinux] [k] do_syscall_64
0.08% bench [kernel.vmlinux] [k] __bpf_prog_get
0.08% bench [kernel.vmlinux] [k] memchr_inv
0.07% bench [kernel.vmlinux] [k] syscall_return_via_sysret
0.06% bench [kernel.vmlinux] [k] x64_sys_call
0.06% bench [kernel.vmlinux] [k] rep_movs_alternative
0.06% bench [kernel.vmlinux] [k] ftrace_replace_code
0.04% bench [kernel.vmlinux] [k] __x64_sys_bpf
0.04% bench [kernel.vmlinux] [k] get_symbol_pos
0.04% bench bench [.] sys_bpf
0.04% bench [kernel.vmlinux] [k] vsnprintf
0.04% bench [kernel.vmlinux] [k] number
0.04% bench bench [.] ptr_to_u64
0.04% bench [kernel.vmlinux] [k] kfree
0.03% bench [kernel.vmlinux] [k] seq_read_iter
0.03% bench [kernel.vmlinux] [k] security_bpf
0.03% bench libc.so.6 [.] syscall
0.03% bench [kernel.vmlinux] [k] kallsyms_expand_symbol.constprop.0
0.03% kworker/2:2-eve [kernel.vmlinux] [k] memcpy_orig
0.03% swapper [amdgpu] [k] 0x0000000000002f75
0.03% bench bench [.] trigger_producer_batch
0.03% bench [kernel.vmlinux] [k] __bpf_prog_put
0.02% bench [kernel.vmlinux] [k] seq_printf
0.02% bench [kernel.vmlinux] [k] smp_call_function_many_cond
0.02% kworker/2:2-eve [amdgpu] [k] 0x0000000000002f75
0.02% bench [kernel.vmlinux] [k] __check_object_size
0.02% bench [kernel.vmlinux] [k] ftrace_test_record
0.02% bench [kernel.vmlinux] [k] seq_write
0.02% bench [kernel.vmlinux] [k] ftrace_lookup_ip
0.02% bench [kernel.vmlinux] [k] t_show
0.02% bench [kernel.vmlinux] [k] print_rec
0.02% swapper [kernel.vmlinux] [k] io_idle
0.01% bench [amdgpu] [k] 0x0000000000002f75
0.01% kworker/2:2-eve [kernel.vmlinux] [k] memcmp
0.01% bench [kernel.vmlinux] [k] format_decode
0.01% bench [kernel.vmlinux] [k] memcpy_orig
0.01% bench [kernel.vmlinux] [k] __ftrace_hash_rec_update.part.0
0.01% bench [kernel.vmlinux] [k] mod_find
0.01% swapper [kernel.vmlinux] [k] srso_untrain_ret
0.01% bench [kernel.vmlinux] [k] kallsyms_lookup_buildid
0.01% bench [kernel.vmlinux] [k] __seq_puts
0.01% bench [kernel.vmlinux] [k] native_read_msr
0.01% bench [kernel.vmlinux] [k] check_stack_object
0.01% bench [kernel.vmlinux] [k] fput
0.01% bench bench [.] libbpf_err_errno
0.01% bench [kernel.vmlinux] [k] fpregs_assert_state_consistent
0.01% bench [kernel.vmlinux] [k] ftrace_check_record
0.01% bench [kernel.vmlinux] [k] t_next
0.01% bench [kernel.vmlinux] [k] strlen
0.01% swapper [kernel.vmlinux] [k] native_sched_clock
0.01% bench [kernel.vmlinux] [k] __sysvec_apic_timer_interrupt
0.01% bench libc.so.6 [.] 0x00000000001a0f10
0.01% bench [kernel.vmlinux] [k] native_write_msr
0.01% bench [kernel.vmlinux] [k] __update_load_avg_se
0.01% bench [kernel.vmlinux] [k] amd_pmu_addr_offset
0.01% bench [kernel.vmlinux] [k] module_address_lookup
0.01% bench [kernel.vmlinux] [k] ftrace_rec_iter_next
0.01% bench [kernel.vmlinux] [k] string
0.01% bench [kernel.vmlinux] [k] asm_exc_page_fault
0.01% swapper [kernel.vmlinux] [k] __get_next_timer_interrupt
0.01% bench [kernel.vmlinux] [k] clear_page_rep
0.01% kworker/2:2-eve [kernel.vmlinux] [k] delay_halt_mwaitx
0.01% bench [kernel.vmlinux] [k] __handle_mm_fault
0.01% swapper [kernel.vmlinux] [k] ktime_get
0.01% kworker/2:2-eve [kernel.vmlinux] [k] clear_page_rep
0.01% swapper [kernel.vmlinux] [k] menu_select
0.00% perf [kernel.vmlinux] [k] clear_page_rep
0.00% bench [kernel.vmlinux] [k] ftrace_rec_iter_record
0.00% bench [kernel.vmlinux] [k] account_process_tick
0.00% bench [kernel.vmlinux] [k] __update_load_avg_cfs_rq
0.00% bench [kernel.vmlinux] [k] update_curr
0.00% bench [kernel.vmlinux] [k] do_sync_core
0.00% bench [kernel.vmlinux] [k] kallsyms_lookup
0.00% bench [kernel.vmlinux] [k] memset_orig
0.00% kworker/6:1-eve [kernel.vmlinux] [k] memcpy_orig
0.00% perf [kernel.vmlinux] [k] rep_movs_alternative
0.00% sshd [kernel.vmlinux] [k] p4d_offset
0.00% kworker/6:1-eve [amdgpu] [k] 0x0000000000002f75
0.00% bench [kernel.vmlinux] [k] __mod_memcg_lruvec_state
0.00% swapper [kernel.vmlinux] [k] _raw_spin_unlock
0.00% swapper [kernel.vmlinux] [k] cpuidle_enter_state
0.00% swapper [kernel.vmlinux] [k] rb_erase
0.00% containerd [kernel.vmlinux] [k] read_hpet
0.00% kworker/6:1-eve [kernel.vmlinux] [k] memcmp
0.00% swapper [kernel.vmlinux] [k] irq_entries_start
0.00% swapper [kernel.vmlinux] [k] do_idle
0.00% kworker/2:2-eve [kernel.vmlinux] [k] read_hpet
0.00% swapper [kernel.vmlinux] [k] update_rq_clock
0.00% swapper [kernel.vmlinux] [k] psi_group_change
0.00% swapper [kernel.vmlinux] [k] sched_clock_cpu
0.00% swapper [kernel.vmlinux] [k] do_sync_core
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ec11
0.00% swapper [kernel.vmlinux] [k] _raw_spin_lock_irqsave
0.00% swapper [kernel.vmlinux] [k] asm_sysvec_call_function_single
0.00% swapper [kernel.vmlinux] [k] update_sd_lb_stats.constprop.0
0.00% perf [kernel.vmlinux] [k] __filemap_get_folio
0.00% swapper [kernel.vmlinux] [k] irqentry_enter
0.00% bench [kernel.vmlinux] [k] amd_pmu_test_overflow_topbit
0.00% bench [amdgpu] [k] 0x0000000000124f4c
0.00% bench [kernel.vmlinux] [k] update_rq_clock
0.00% bench [kernel.vmlinux] [k] perf_event_task_tick
0.00% bench [amdgpu] [k] 0x0000000000126f3a
0.00% bench [kernel.vmlinux] [k] sched_balance_update_blocked_averages
0.00% bench [kernel.vmlinux] [k] hrtimer_active
0.00% bench [kernel.vmlinux] [k] _copy_to_iter
0.00% bench [kernel.vmlinux] [k] _raw_spin_lock_irqsave
0.00% bench [kernel.vmlinux] [k] calc_global_load_tick
0.00% bench [kernel.vmlinux] [k] ftrace_shutdown.part.0
0.00% bench libc.so.6 [.] 0x00000000001a0fb5
0.00% bench [kernel.vmlinux] [k] task_tick_mm_cid
0.00% bench libc.so.6 [.] 0x00000000001a0fba
0.00% bench [kernel.vmlinux] [k] sched_clock_cpu
0.00% bench [kernel.vmlinux] [k] update_cfs_group
0.00% bench [kernel.vmlinux] [k] irq_exit_rcu
0.00% bench [kernel.vmlinux] [k] native_sched_clock
0.00% bench [kernel.vmlinux] [k] sched_tick
0.00% bench [kernel.vmlinux] [k] sized_strscpy
0.00% bench [kernel.vmlinux] [k] task_tick_fair
0.00% bench [nf_conntrack] [k] 0x000000000002c036
0.00% bench [kernel.vmlinux] [k] perf_adjust_freq_unthr_context
0.00% bench [kernel.vmlinux] [k] idle_cpu
0.00% bench [kernel.vmlinux] [k] bpf_check_uarg_tail_zero
0.00% swapper [kernel.vmlinux] [k] __hrtimer_next_event_base
0.00% swapper [kernel.vmlinux] [k] native_write_msr
0.00% bench [kernel.vmlinux] [k] __module_address.part.0
0.00% bench [kernel.vmlinux] [k] lru_gen_add_folio
0.00% bench [kernel.vmlinux] [k] set_pte_range
0.00% bench [kernel.vmlinux] [k] pfn_pte
0.00% swapper [kernel.vmlinux] [k] error_entry
0.00% swapper [kernel.vmlinux] [k] idle_cpu
0.00% bench [kernel.vmlinux] [k] unmap_page_range
0.00% bench [kernel.vmlinux] [k] __count_memcg_events
0.00% bench [kernel.vmlinux] [k] __irq_exit_rcu
0.00% perf [kernel.vmlinux] [k] __perf_event_enable
0.00% bench [kernel.vmlinux] [k] seq_putc
0.00% perf [kernel.vmlinux] [k] srso_untrain_ret
0.00% swapper [kernel.vmlinux] [k] __irq_exit_rcu
0.00% kworker/2:2-eve [kernel.vmlinux] [k] __kmalloc_cache_noprof
0.00% bench libc.so.6 [.] 0x00000000001a0bd7
0.00% perf [kernel.vmlinux] [k] _raw_spin_lock
0.00% kworker/u65:2-e [kernel.vmlinux] [k] __bio_split_to_limits
0.00% bench [kernel.vmlinux] [k] do_anonymous_page
0.00% perf [kernel.vmlinux] [k] __es_insert_extent
0.00% bench [kernel.vmlinux] [k] __mem_cgroup_charge
0.00% kworker/2:2-eve [kernel.vmlinux] [k] __wait_for_common
0.00% bench [kernel.vmlinux] [k] __folio_throttle_swaprate
0.00% swapper [kernel.vmlinux] [k] __switch_to_asm
0.00% swapper [kernel.vmlinux] [k] add_interrupt_randomness
0.00% kworker/2:2-eve [kernel.vmlinux] [k] srso_untrain_ret
0.00% kworker/2:2-eve [kernel.vmlinux] [k] memset_orig
0.00% kworker/u65:2-e [kernel.vmlinux] [k] percpu_counter_add_batch
0.00% swapper [kernel.vmlinux] [k] tick_irq_enter
0.00% swapper [kernel.vmlinux] [k] tick_check_broadcast_expired
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000045d28e
0.00% perf [kernel.vmlinux] [k] __lruvec_stat_mod_folio
0.00% bench [kernel.vmlinux] [k] kernfs_fop_read_iter
0.00% bench [kernel.vmlinux] [k] __mod_zone_page_state
0.00% kworker/2:2-eve [kernel.vmlinux] [k] delay_halt
0.00% perf [kernel.vmlinux] [k] __mod_memcg_lruvec_state
0.00% perf [kernel.vmlinux] [k] xas_load
0.00% perf [kernel.vmlinux] [k] workingset_update_node
0.00% perf [kernel.vmlinux] [k] _raw_spin_unlock
0.00% swapper [kernel.vmlinux] [k] __handle_irq_event_percpu
0.00% kworker/2:2-eve [kernel.vmlinux] [k] post_alloc_hook
0.00% bench [kernel.vmlinux] [k] refill_obj_stock
0.00% perf [kernel.vmlinux] [k] __alloc_pages_noprof
0.00% swapper [kernel.vmlinux] [k] cpuidle_enter
0.00% swapper [kernel.vmlinux] [k] sched_balance_domains
0.00% perf [kernel.vmlinux] [k] __handle_mm_fault
0.00% swapper [kernel.vmlinux] [k] ct_kernel_enter.constprop.0
0.00% bench [kernel.vmlinux] [k] mab_mas_cp
0.00% swapper [amdgpu] [k] 0x00000000004619a7
0.00% swapper [kernel.vmlinux] [k] tick_nohz_irq_exit
0.00% perf [kernel.vmlinux] [k] __memcg_slab_post_alloc_hook
0.00% bench [kernel.vmlinux] [k] __alloc_pages_noprof
0.00% swapper [kernel.vmlinux] [k] irq_exit_rcu
0.00% bench [kernel.vmlinux] [k] memcmp
0.00% swapper [kernel.vmlinux] [k] asm_sysvec_call_function
0.00% perf [kernel.vmlinux] [k] perf_poll
0.00% swapper [kernel.vmlinux] [k] enqueue_task_fair
0.00% bench [kernel.vmlinux] [k] __rmqueue_pcplist
0.00% kworker/u65:4-e [kernel.vmlinux] [k] __iommu_map
0.00% kworker/6:1-eve [amdgpu] [k] 0x0000000000992cd2
0.00% kworker/6:1-eve [amdgpu] [k] 0x00000000004b2ade
0.00% swapper [kernel.vmlinux] [k] wakeup_preempt
0.00% migration/11 [kernel.vmlinux] [k] enqueue_task
0.00% swapper [kernel.vmlinux] [k] hrtimer_update_next_event
0.00% swapper [kernel.vmlinux] [k] native_apic_mem_eoi
0.00% bench [kernel.vmlinux] [k] is_sync_callback_calling_insn
0.00% kworker/6:1-eve [amdgpu] [k] 0x0000000000992cb3
0.00% systemd-network libc.so.6 [.] clock_gettime
0.00% kworker/u65:4-e [kernel.vmlinux] [k] filemap_get_folios_tag
0.00% kworker/u65:4-e [kernel.vmlinux] [k] fscrypt_mergeable_bio_bh
0.00% swapper [kernel.vmlinux] [k] hrtimer_start_range_ns
0.00% multipathd [kernel.vmlinux] [k] cpuacct_charge
0.00% swapper [kernel.vmlinux] [k] hrtimer_get_next_event
0.00% kworker/12:1-ev [amdgpu] [k] 0x00000000004b09fc
0.00% kworker/12:1-ev [kernel.vmlinux] [k] memcpy_orig
0.00% kworker/u65:4-e [kernel.vmlinux] [k] wbt_track
0.00% kworker/u65:4-e [kernel.vmlinux] [k] __lruvec_stat_mod_folio
0.00% kworker/12:1-ev [amdgpu] [k] 0x0000000000002f75
0.00% bench [kernel.vmlinux] [k] do_jit
0.00% kworker/u65:4-e [kernel.vmlinux] [k] __folio_start_writeback
0.00% bench [kernel.vmlinux] [k] uncharge_folio
0.00% perf [kernel.vmlinux] [k] do_fault
0.00% perf [kernel.vmlinux] [k] __kmalloc_noprof
0.00% containerd [kernel.vmlinux] [k] blkcg_maybe_throttle_current
0.00% kworker/12:1-ev [amdgpu] [k] 0x0000000000523901
0.00% kworker/12:1-ev [amdgpu] [k] 0x0000000000538414
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000465f98
0.00% irqbalance [kernel.vmlinux] [k] format_decode
0.00% swapper [kernel.vmlinux] [k] handle_edge_irq
0.00% kworker/12:1-ev [kernel.vmlinux] [k] srso_untrain_ret
0.00% kworker/u65:4-e [kernel.vmlinux] [k] __find_get_block
0.00% systemd-journal [kernel.vmlinux] [k] __put_user_nocheck_4
0.00% systemd-journal libsystemd-shared-249.so [.] 0x00000000001c9c3e
0.00% swapper [kernel.vmlinux] [k] local_touch_nmi
0.00% bench [kernel.vmlinux] [k] __mem_cgroup_uncharge_folios
0.00% swapper [kernel.vmlinux] [k] _raw_spin_lock
0.00% swapper [kernel.vmlinux] [k] select_task_rq_fair
0.00% swapper [kernel.vmlinux] [k] need_update
0.00% bench [kernel.vmlinux] [k] rcu_segcblist_enqueue
0.00% swapper [kernel.vmlinux] [k] tick_nohz_get_sleep_length
0.00% containerd [kernel.vmlinux] [k] _raw_spin_unlock
0.00% containerd [kernel.vmlinux] [k] ep_autoremove_wake_function
0.00% kworker/u66:1-e [kernel.vmlinux] [k] __percpu_counter_sum
0.00% swapper [kernel.vmlinux] [k] ktime_get_mono_fast_ns
0.00% swapper [kernel.vmlinux] [k] sysvec_apic_timer_interrupt
0.00% swapper [kernel.vmlinux] [k] _raw_spin_unlock_irqrestore
0.00% migration/10 [kernel.vmlinux] [k] dequeue_entity
0.00% swapper [kernel.vmlinux] [k] handle_irq_event
0.00% perf [kernel.vmlinux] [k] srso_return_thunk
0.00% perf [kernel.vmlinux] [k] xas_find_conflict
0.00% perf-exec [kernel.vmlinux] [k] mas_next_slot
0.00% swapper [kernel.vmlinux] [k] fetch_next_timer_interrupt.constprop.0
0.00% bench [kernel.vmlinux] [k] get_page_from_freelist
0.00% swapper [amdgpu] [k] 0x0000000000125079
0.00% kworker/u65:4-e [kernel.vmlinux] [k] sched_balance_newidle
0.00% migration/6 [kernel.vmlinux] [k] raw_spin_rq_unlock
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000444a05
0.00% swapper [kernel.vmlinux] [k] fetch_pte
0.00% perf [kernel.vmlinux] [k] __pte_offset_map
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000534985
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000003ac5
0.00% bench [kernel.vmlinux] [k] perf_iterate_sb
0.00% swapper [kernel.vmlinux] [k] get_cpu_device
0.00% perf [kernel.vmlinux] [k] xas_start
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000098fea5
0.00% perf [kernel.vmlinux] [k] mark_buffer_dirty
0.00% containerd containerd [.] runtime.cleantimers
0.00% bench [kernel.vmlinux] [k] __cond_resched
0.00% kworker/2:2-eve [drm_kms_helper] [k] 0x00000000000008eb
0.00% kworker/2:2-eve [raid6_pq] [k] 0x000000000000c24b
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ea79
0.00% perf [kernel.vmlinux] [k] cpu_util
0.00% swapper [kernel.vmlinux] [k] asm_common_interrupt
0.00% perf [kernel.vmlinux] [k] __filemap_add_folio
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000007d1eab
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051a45f
0.00% perf [kernel.vmlinux] [k] ext4_es_lookup_extent
0.00% swapper [kernel.vmlinux] [k] __flush_smp_call_function_queue
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000519af6
0.00% swapper [kernel.vmlinux] [k] refresh_cpu_vm_stats
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000477759
0.00% perf-exec [kernel.vmlinux] [k] kmem_cache_free
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000539303
0.00% kworker/2:2-eve [drm] [k] 0x0000000000020c1c
0.00% swapper [kernel.vmlinux] [k] asm_sysvec_apic_timer_interrupt
0.00% bench [kernel.vmlinux] [k] alloc_pages_mpol_noprof
0.00% bench [kernel.vmlinux] [k] filemap_map_pages
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000477767
0.00% swapper [kernel.vmlinux] [k] update_load_avg
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000045d3d6
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051d905
0.00% kworker/2:2-eve [drm_kms_helper] [k] 0x0000000000004ae8
0.00% kworker/u65:2-e [kernel.vmlinux] [k] __mod_memcg_lruvec_state
0.00% kworker/u65:2-e [kernel.vmlinux] [k] bio_associate_blkg
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004916dd
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000465ecb
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004b780a
0.00% swapper [kernel.vmlinux] [k] sysvec_call_function
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051e764
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ed72
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051c7bf
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ebe0
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000523fba
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000832660
0.00% swapper [kernel.vmlinux] [k] acpi_idle_do_entry
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000097ddfc
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000045d334
0.00% kworker/u65:2-e [kernel.vmlinux] [k] soft_cursor
0.00% perf [kernel.vmlinux] [k] sched_balance_rq
0.00% kworker/u65:2-e [kernel.vmlinux] [k] __fprop_add_percpu
0.00% swapper [kernel.vmlinux] [k] rb_next
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000977ece
0.00% perf [kernel.vmlinux] [k] __folio_mark_dirty
0.00% perf [kernel.vmlinux] [k] filemap_alloc_folio_noprof
0.00% perf [kernel.vmlinux] [k] get_mem_cgroup_from_mm
0.00% perf [kernel.vmlinux] [k] ext4_da_reserve_space
0.00% perf [kernel.vmlinux] [k] read_hpet
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051cd3e
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000532f0f
0.00% kworker/2:2-eve [kernel.vmlinux] [k] __mod_node_page_state
0.00% systemd-journal [kernel.vmlinux] [k] mod_objcg_state
0.00% jbd2/dm-0-8 [kernel.vmlinux] [k] dm_submit_bio
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000517b6d
0.00% kcompactd0 [kernel.vmlinux] [k] idle_cpu
0.00% kworker/2:2-eve [kernel.vmlinux] [k] free_tail_page_prepare
0.00% swapper [amdgpu] [k] 0x00000000002f7f65
0.00% swapper [kernel.vmlinux] [k] tick_program_event
0.00% containerd [kernel.vmlinux] [k] psi_group_change
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000053776f
0.00% swapper [kernel.vmlinux] [k] srso_return_thunk
0.00% perf [kernel.vmlinux] [k] ext4_claim_free_clusters
0.00% perf [kernel.vmlinux] [k] generic_perform_write
0.00% perf [kernel.vmlinux] [k] mem_cgroup_commit_charge
0.00% perf [kernel.vmlinux] [k] file_modified
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051e779
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000053974c
0.00% perf [kernel.vmlinux] [k] ext4_da_write_begin
0.00% perf [kernel.vmlinux] [k] filemap_add_folio
0.00% perf libc.so.6 [.] write
0.00% perf [kernel.vmlinux] [k] __es_remove_extent
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000052244a
0.00% swapper [kernel.vmlinux] [k] ct_nmi_exit
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000034bee5
0.00% kworker/2:2-eve [kernel.vmlinux] [k] __rcu_read_lock
0.00% perf [kernel.vmlinux] [k] __dquot_alloc_space
0.00% swapper [kernel.vmlinux] [k] native_read_msr
0.00% perf [kernel.vmlinux] [k] folio_unlock
0.00% perf [kernel.vmlinux] [k] radix_tree_node_ctor
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000006c5b82
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000527259
0.00% perf [kernel.vmlinux] [k] __mod_node_page_state
0.00% perf [kernel.vmlinux] [k] __radix_tree_lookup
0.00% kworker/u65:2-e [kernel.vmlinux] [k] __rcu_read_unlock
0.00% perf [kernel.vmlinux] [k] ext4_get_reserved_space
0.00% swapper [kernel.vmlinux] [k] hrtimer_cancel
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004ba8ce
0.00% swapper [amdgpu] [k] 0x0000000000126f3a
0.00% perf perf [.] perf_cpu_map__idx
0.00% swapper [kernel.vmlinux] [k] sched_balance_update_blocked_averages
0.00% systemd-journal [kernel.vmlinux] [k] do_timerfd_settime
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000097ddc5
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000097e5a4
0.00% perf [kernel.vmlinux] [k] folio_batch_move_lru
0.00% swapper [amdgpu] [k] 0x000000000046f8a5
0.00% perf [kernel.vmlinux] [k] xas_nomem
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051d24c
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000097df7c
0.00% tuned [kernel.vmlinux] [k] psi_task_switch
0.00% swapper [kernel.vmlinux] [k] __dequeue_entity
0.00% swapper [amdgpu] [k] 0x00000000006e7c5d
0.00% swapper [kernel.vmlinux] [k] rcu_preempt_deferred_qs
0.00% kworker/7:1-eve [kernel.vmlinux] [k] __free_one_page
0.00% swapper [kernel.vmlinux] [k] memchr_inv
0.00% perf [kernel.vmlinux] [k] psi_task_switch
0.00% swapper [kernel.vmlinux] [k] _nohz_idle_balance.isra.0
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000009a6fbd
0.00% swapper [kernel.vmlinux] [k] acpi_idle_enter
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000456a9f
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004ac642
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000477888
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000529a52
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004b36d2
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000525b33
0.00% swapper [kernel.vmlinux] [k] tmigr_active_up
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000452444
0.00% swapper [amdgpu] [k] 0x000000000046f865
0.00% swapper [kernel.vmlinux] [k] next_timer_interrupt
0.00% kworker/6:1-eve [kernel.vmlinux] [k] __free_pages_ok
0.00% perf [kernel.vmlinux] [k] exc_page_fault
0.00% swapper [kernel.vmlinux] [k] __schedule
0.00% irqbalance [kernel.vmlinux] [k] __kmalloc_cache_noprof
0.00% swapper [kernel.vmlinux] [k] cpuidle_not_available
0.00% containerd [kernel.vmlinux] [k] pick_next_task_fair
0.00% kworker/6:1-eve [amdgpu] [k] 0x00000000009a70b7
0.00% swapper [kernel.vmlinux] [k] tick_nohz_next_event
0.00% swapper [kernel.vmlinux] [k] tick_check_oneshot_broadcast_this_cpu
0.00% swapper [kernel.vmlinux] [k] irq_chip_ack_parent
0.00% irqbalance [kernel.vmlinux] [k] show_stat
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000004b8295
0.00% swapper [amdgpu] [k] 0x000000000045d385
0.00% swapper [kernel.vmlinux] [k] tick_nohz_idle_stop_tick
0.00% containerd [kernel.vmlinux] [k] __schedule
0.00% swapper [kernel.vmlinux] [k] switch_mm_irqs_off
0.00% swapper [amdgpu] [k] 0x0000000000461a21
0.00% kworker/6:1-eve [amdgpu] [k] 0x000000000051d7c2
0.00% swapper [kernel.vmlinux] [k] try_to_wake_up
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000051e7cf
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064ed4e
0.00% perf [kernel.vmlinux] [k] perf_mmap_to_page
0.00% migration/7 [kernel.vmlinux] [k] update_sd_lb_stats.constprop.0
0.00% irqbalance [kernel.vmlinux] [k] __rcu_read_lock
0.00% migration/3 [kernel.vmlinux] [k] __update_load_avg_cfs_rq
0.00% swapper [br_netfilter] [k] 0x0000000000000775
0.00% bench [kernel.vmlinux] [k] remove_vma
0.00% swapper [kernel.vmlinux] [k] sched_clock_noinstr
0.00% kworker/6:1-eve [amdgpu] [k] 0x0000000000529169
0.00% swapper [amdgpu] [k] 0x000000000000df07
0.00% swapper [kernel.vmlinux] [k] __switch_to
0.00% swapper [kernel.vmlinux] [k] place_entity
0.00% kworker/6:1-eve [amdgpu] [k] 0x000000000097dd9a
0.00% swapper [amdgpu] [k] 0x00000000006e7c5a
0.00% irqbalance [kernel.vmlinux] [k] __rcu_read_unlock
0.00% migration/6 [kernel.vmlinux] [k] enqueue_entity
0.00% swapper [kernel.vmlinux] [k] __update_load_avg_cfs_rq
0.00% perf [kernel.vmlinux] [k] event_function
0.00% perf [kernel.vmlinux] [k] do_user_addr_fault
0.00% kworker/2:2-eve [amdgpu] [k] 0x000000000064eaee
0.00% migration/4 [kernel.vmlinux] [k] __update_load_avg_cfs_rq
0.00% swapper [amdgpu] [k] 0x00000000006e79ff
0.00% containerd [kernel.vmlinux] [k] schedule_hrtimeout_range_clock
0.00% irqbalance [kernel.vmlinux] [k] security_file_open
0.00% perf [kernel.vmlinux] [k] _find_next_and_bit
0.00% multipathd [kernel.vmlinux] [k] __rseq_handle_notify_resume
0.00% swapper [kernel.vmlinux] [k] __x86_indirect_thunk_r12
0.00% swapper [kernel.vmlinux] [k] rcu_note_context_switch
0.00% bench [kernel.vmlinux] [k] free_unref_folios
0.00% migration/0 [kernel.vmlinux] [k] migration_cpu_stop
0.00% migration/1 [kernel.vmlinux] [k] rcu_note_context_switch
0.00% kworker/u66:1-e [kernel.vmlinux] [k] n_tty_receive_buf2
0.00% swapper [kernel.vmlinux] [k] __common_interrupt
0.00% swapper [drm] [k] 0x000000000003d658
0.00% migration/5 [kernel.vmlinux] [k] psi_group_change
0.00% swapper [kernel.vmlinux] [k] clockevents_program_event
0.00% swapper [kernel.vmlinux] [k] __x86_indirect_thunk_array
0.00% perf [kernel.vmlinux] [k] set_pte_range
0.00% perf [kernel.vmlinux] [k] __schedule
0.00% swapper [kernel.vmlinux] [k] __update_load_avg_se
0.00% swapper [kernel.vmlinux] [k] asm_sysvec_reschedule_ipi
0.00% swapper [kernel.vmlinux] [k] local_clock_noinstr
0.00% swapper [kernel.vmlinux] [k] tick_nohz_stop_idle
0.00% swapper [amdgpu] [k] 0x000000000044a039
0.00% kworker/4:1-mm_ [kernel.vmlinux] [k] native_queued_spin_lock_slowpath
0.00% rcu_preempt [kernel.vmlinux] [k] __update_idle_core
0.00% rcu_preempt [kernel.vmlinux] [k] pick_next_task_fair
0.00% rcu_preempt [kernel.vmlinux] [k] prepare_to_swait_event
0.00% rcu_preempt [kernel.vmlinux] [k] sched_balance_rq
0.00% rcu_preempt [kernel.vmlinux] [k] update_rq_clock
0.00% rs:main Q:Reg [kernel.vmlinux] [k] ext4_inode_csum
0.00% swapper [kernel.vmlinux] [k] tmigr_inactive_up
0.00% swapper [kernel.vmlinux] [k] hrtimer_forward
0.00% swapper [kernel.vmlinux] [k] cpuidle_reflect
0.00% perf [kernel.vmlinux] [k] percpu_counter_add_batch
0.00% swapper [amdgpu] [k] 0x000000000031e745
0.00% swapper [kernel.vmlinux] [k] sched_idle_set_state
0.00% kworker/6:1-eve [amdgpu] [k] 0x000000000045675c
0.00% kworker/6:1-eve [amdgpu] [k] 0x000000000051cbb1
0.00% swapper [amdgpu] [k] 0x000000000002dce5
0.00% systemd-journal [kernel.vmlinux] [k] __ext4_ext_check
0.00% swapper [kernel.vmlinux] [k] sched_core_idle_cpu
0.00% swapper [drm] [k] 0x000000000003de52
0.00% swapper [kernel.vmlinux] [k] __msecs_to_jiffies
0.00% swapper [amdgpu] [k] 0x000000000046f9c4
0.00% swapper [kernel.vmlinux] [k] call_cpuidle
0.00% swapper [kernel.vmlinux] [k] cpuidle_governor_latency_req
0.00% kworker/7:1-eve [kernel.vmlinux] [k] __switch_to_asm
0.00% dockerd [kernel.vmlinux] [k] apparmor_file_permission
0.00% swapper [amdgpu] [k] 0x0000000000126f37
0.00% swapper [amdgpu] [k] 0x00000000003218b6
0.00% swapper [amdgpu] [k] 0x00000000006e8d65
0.00% swapper [amdgpu] [k] 0x000000000096f62d
0.00% systemd-journal [kernel.vmlinux] [k] __es_tree_search.isra.0
0.00% swapper [kernel.vmlinux] [k] update_group_capacity
0.00% kworker/2:2-eve [amdgpu] [k] 0x00000000005225c3
0.00% kworker/2:2-eve [amdgpu] [k] 0x0000000000990c4f
0.00% swapper [kernel.vmlinux] [k] timer_base_try_to_set_idle
0.00% swapper [kernel.vmlinux] [k] ct_idle_exit
0.00% swapper [kernel.vmlinux] [k] __x86_indirect_thunk_rbx
0.00% swapper [kernel.vmlinux] [k] fast_mix
0.00% swapper [kernel.vmlinux] [k] sched_clock_idle_sleep_event
0.00% swapper [kernel.vmlinux] [k] touch_softlockup_watchdog_sched
0.00% containerd [kernel.vmlinux] [k] psi_task_switch
0.00% swapper [amdgpu] [k] 0x0000000000123820
0.00% swapper [kernel.vmlinux] [k] sched_clock
0.00% swapper [amdgpu] [k] 0x00000000002f46a5
0.00% swapper [amdgpu] [k] 0x0000000000449ff5
0.00% containerd [kernel.vmlinux] [k] _copy_to_user
0.00% swapper [kernel.vmlinux] [k] enqueue_task
0.00% swapper [amdgpu] [k] 0x000000000096f625
0.00% swapper [amdgpu] [k] 0x00000000006e7c66
0.00% swapper [kernel.vmlinux] [k] hrtimer_interrupt
0.00% swapper [kernel.vmlinux] [k] irq_enter_rcu
0.00% perf [kernel.vmlinux] [k] _raw_spin_lock_irqsave
0.00% perf [kernel.vmlinux] [k] poll_freewait
0.00% rcu_preempt [kernel.vmlinux] [k] __rcu_read_lock
0.00% swapper [kernel.vmlinux] [k] wake_q_add
0.00% kworker/7:1H-kb [kernel.vmlinux] [k] __switch_to_asm
0.00% swapper [amdgpu] [k] 0x00000000002f8058
0.00% swapper [kernel.vmlinux] [k] sched_clock_tick
0.00% swapper [kernel.vmlinux] [k] slab_update_freelist.constprop.0.isra.0
0.00% swapper [kernel.vmlinux] [k] tick_nohz_get_next_hrtimer
0.00% swapper [kernel.vmlinux] [k] ct_kernel_enter_state
0.00% swapper [kernel.vmlinux] [k] hrtimer_next_event_without
0.00% swapper [kernel.vmlinux] [k] resched_curr
0.00% swapper [amdgpu] [k] 0x0000000000003a55
0.00% swapper [amdgpu] [k] 0x000000000045d3df
0.00% swapper [amdgpu] [k] 0x000000000098aeb9
0.00% containerd [kernel.vmlinux] [k] __switch_to
0.00% swapper [kernel.vmlinux] [k] rcu_sched_clock_irq
0.00% kworker/9:1-eve [kernel.vmlinux] [k] sched_clock_cpu
0.00% swapper [amdgpu] [k] 0x0000000000124ef5
0.00% containerd [kernel.vmlinux] [k] update_curr
0.00% swapper [drm] [k] 0x0000000000035f4e
0.00% swapper [kernel.vmlinux] [k] tmigr_update_events
0.00% swapper [kernel.vmlinux] [k] profile_pc
0.00% swapper [nvme] [k] 0x0000000000004315
0.00% swapper [kernel.vmlinux] [k] raw_spin_rq_unlock
0.00% containerd [kernel.vmlinux] [k] posix_get_monotonic_timespec
0.00% swapper [amdgpu] [k] 0x0000000000002f4b
0.00% swapper [amdgpu] [k] 0x000000000034bf25
0.00% perf [kernel.vmlinux] [k] get_page_from_freelist
0.00% rcu_preempt [kernel.vmlinux] [k] __mod_timer
0.00% perf [kernel.vmlinux] [k] mutex_unlock
0.00% swapper [amdgpu] [k] 0x0000000000460f85
0.00% swapper [amdgpu] [k] 0x0000000000977ec5
0.00% swapper [amdgpu] [k] 0x0000000000977ed6
0.00% swapper [kernel.vmlinux] [k] sched_clock_idle_wakeup_event
0.00% swapper [amdgpu] [k] 0x0000000000124016
0.00% swapper [kernel.vmlinux] [k] pick_next_task_fair
0.00% swapper [raid6_pq] [k] 0x000000000001acf5
0.00% swapper [amdgpu] [k] 0x0000000000977ec6
0.00% systemd-journal [kernel.vmlinux] [k] security_inode_setattr
0.00% swapper [kernel.vmlinux] [k] __sysvec_apic_timer_interrupt
0.00% swapper [amdgpu] [k] 0x0000000000461985
0.00% swapper [amdgpu] [k] 0x0000000000123825
0.00% swapper [amdgpu] [k] 0x0000000000126ee9
0.00% swapper [amdgpu] [k] 0x000000000096f6cd
0.00% perf [kernel.vmlinux] [k] do_syscall_64
0.00% systemd-journal [kernel.vmlinux] [k] unmap_mapping_range
0.00% systemd-journal libc.so.6 [.] 0x0000000000090a64
0.00% containerd [kernel.vmlinux] [k] dequeue_entity
0.00% systemd-journal [kernel.vmlinux] [k] dax_layout_busy_page
0.00% swapper [kernel.vmlinux] [k] apic_ack_irq
0.00% swapper [drm] [k] 0x000000000003d83b
0.00% containerd [kernel.vmlinux] [k] __futex_queue
0.00% swapper [kernel.vmlinux] [k] complete_all
0.00% swapper [amdgpu] [k] 0x000000000098b0d6
0.00% swapper [kernel.vmlinux] [k] can_stop_idle_tick
0.00% swapper [amdgpu] [k] 0x000000000000dee5
0.00% swapper [amdgpu] [k] 0x000000000044ecef
0.00% swapper [amdgpu] [k] 0x000000000000dee6
0.00% migration/14 [kernel.vmlinux] [k] update_curr_common
0.00% rs:main Q:Reg [kernel.vmlinux] [k] ext4_get_group_desc
0.00% swapper [kernel.vmlinux] [k] tick_do_update_jiffies64
0.00% swapper [kernel.vmlinux] [k] tmigr_cpu_new_timer
0.00% kworker/7:1-eve [kernel.vmlinux] [k] free_pcppages_bulk
0.00% dockerd [kernel.vmlinux] [k] srso_untrain_ret
0.00% dockerd [kernel.vmlinux] [k] update_curr
0.00% swapper [amdgpu] [k] 0x0000000000124f0c
0.00% swapper [drm] [k] 0x000000000003f455
0.00% swapper [amdgpu] [k] 0x00000000003218b5
0.00% swapper [kernel.vmlinux] [k] ct_irq_enter
0.00% swapper [kernel.vmlinux] [k] ct_irq_exit
0.00% swapper [kernel.vmlinux] [k] blk_stat_add
0.00% swapper [amdgpu] [k] 0x00000000006e8dd0
0.00% swapper [amdgpu] [k] 0x0000000000124f4c
0.00% swapper [amdgpu] [k] 0x000000000098aef6
0.00% swapper [drm] [k] 0x000000000003f468
0.00% swapper [kernel.vmlinux] [k] nohz_balance_enter_idle
0.00% swapper [kernel.vmlinux] [k] __wake_up_common
0.00% swapper [amdgpu] [k] 0x00000000001240ea
0.00% swapper [kernel.vmlinux] [k] __wake_up
0.00% swapper [amdgpu] [k] 0x00000000002f7f81
0.00% swapper [amdgpu] [k] 0x000000000046f97f
0.00% swapper [drm] [k] 0x000000000003f45c
0.00% swapper [kernel.vmlinux] [k] __mod_memcg_lruvec_state
0.00% swapper [kernel.vmlinux] [k] mempool_free_slab
0.00% swapper [amdgpu] [k] 0x0000000000977ef0
0.00% swapper [kernel.vmlinux] [k] x86_pmu_disable_all
0.00% swapper [amdgpu] [k] 0x00000000002f7f71
0.00% kworker/3:1H-kb [kernel.vmlinux] [k] read_hpet
0.00% swapper [kernel.vmlinux] [k] psi_task_change
0.00% swapper [kernel.vmlinux] [k] perf_adjust_freq_unthr_context
0.00% swapper [kernel.vmlinux] [k] account_idle_ticks
0.00% swapper [amdgpu] [k] 0x000000000045d365
0.00% swapper [kernel.vmlinux] [k] ttwu_do_activate
0.00% swapper [raid6_pq] [k] 0x000000000001acc5
0.00% swapper [kernel.vmlinux] [k] enqueue_entity
0.00% wpa_supplicant [kernel.vmlinux] [k] read_hpet
0.00% swapper [amdgpu] [k] 0x0000000000012205
0.00% swapper [drm] [k] 0x000000000003d649
0.00% containerd [kernel.vmlinux] [k] __update_load_avg_se
0.00% rs:main Q:Reg [kernel.vmlinux] [k] futex_wake
0.00% swapper [kernel.vmlinux] [k] __x86_indirect_thunk_r13
0.00% swapper [kernel.vmlinux] [k] sched_balance_softirq
0.00% swapper [kernel.vmlinux] [k] timerqueue_del
0.00% swapper [kernel.vmlinux] [k] cpu_util

#
# (Tip: Limit to show entries above 5% only: perf report --percent-limit 5)
#