Re: [PATCH 2/4] perf diff: give Delta column an appropriate color

From: Jiri Olsa
Date: Fri Nov 22 2013 - 10:09:42 EST


On Thu, Nov 21, 2013 at 08:03:45PM +0530, Ramkumar Ramachandra wrote:
> Colorize the numbers in the Delta column either green or red depending
> on whether the it is positive or negative.
>

this patch changes the diff output for 'perf diff'

file '1' - old perf
file '2' - your change

I expected only the difference would be only color
not numbers.

thanks,
jirka

---
--- 1 2013-11-22 16:05:36.224136167 +0100
+++ 2 2013-11-22 16:05:40.399152889 +0100
@@ -9,128 +9,128 @@
11.78% -0.14% libc-2.17.so [.] fputs_unlocked
9.77% +0.02% libc-2.17.so [.] __GI___mempcpy
1.61% +0.21% yes [.] fputs_unlocked@plt
- 0.08% [kernel.kallsyms] [k] system_call
- 0.07% [kernel.kallsyms] [k] __srcu_read_lock
- 0.06% [kernel.kallsyms] [k] __srcu_read_unlock
+ 0.08% -0.01% [kernel.kallsyms] [k] system_call
+ 0.07% -0.01% [kernel.kallsyms] [k] __srcu_read_lock
+ 0.06% -0.01% [kernel.kallsyms] [k] __srcu_read_unlock
0.05% -0.03% [kernel.kallsyms] [k] native_write_msr_safe
0.04% -0.03% [kernel.kallsyms] [k] apic_timer_interrupt
- 0.04% libc-2.17.so [.] __GI___libc_write
- 0.04% [kernel.kallsyms] [k] __audit_syscall_exit
- 0.04% [kernel.kallsyms] [k] vfs_write
- 0.03% [kernel.kallsyms] [k] fget_light
- 0.03% [kernel.kallsyms] [k] __audit_syscall_entry
- 0.03% [kernel.kallsyms] [k] fsnotify
- 0.02% libc-2.17.so [.] _IO_do_write@@GLIBC_2.2.5
+ 0.04% +0.00% libc-2.17.so [.] __GI___libc_write
+ 0.04% +0.01% [kernel.kallsyms] [k] __audit_syscall_exit
+ 0.04% +0.00% [kernel.kallsyms] [k] vfs_write
+ 0.03% -0.01% [kernel.kallsyms] [k] fget_light
+ 0.03% -0.00% [kernel.kallsyms] [k] __audit_syscall_entry
+ 0.03% -0.00% [kernel.kallsyms] [k] fsnotify
+ 0.02% -0.00% libc-2.17.so [.] _IO_do_write@@GLIBC_2.2.5
0.02% +0.01% libc-2.17.so [.] _IO_file_write@@GLIBC_2.2.5
0.02% -0.01% [kernel.kallsyms] [k] task_tick_fair
- 0.02% libc-2.17.so [.] _IO_default_xsputn
+ 0.02% -0.00% libc-2.17.so [.] _IO_default_xsputn
0.02% -0.01% [kernel.kallsyms] [k] native_read_tsc
0.02% -0.01% [kernel.kallsyms] [k] _raw_spin_lock
- 0.01% libc-2.17.so [.] _IO_file_overflow@@GLIBC_2.2.5
- 0.01% [kernel.kallsyms] [k] do_timer
+ 0.01% -0.00% libc-2.17.so [.] _IO_file_overflow@@GLIBC_2.2.5
+ 0.01% -0.01% [kernel.kallsyms] [k] do_timer
0.01% -0.01% [kernel.kallsyms] [k] update_cfs_rq_blocked_load
- 0.01% [kernel.kallsyms] [k] sys_write
- 0.01% [kernel.kallsyms] [k] irqtime_account_irq
- 0.01% [kernel.kallsyms] [k] __fsnotify_parent
- 0.01% [kernel.kallsyms] [k] irqtime_account_process_tick.isra.2
- 0.01% [kernel.kallsyms] [k] native_read_msr_safe
- 0.01% [kernel.kallsyms] [k] rw_verify_area
- 0.01% [kernel.kallsyms] [k] sched_clock_cpu
- 0.01% [kernel.kallsyms] [k] rcu_check_callbacks
- 0.01% [kernel.kallsyms] [k] run_timer_softirq
- 0.01% [kernel.kallsyms] [k] path_put
- 0.01% [kernel.kallsyms] [k] unroll_tree_refs
- 0.01% [kernel.kallsyms] [k] hrtimer_interrupt
- 0.01% [kernel.kallsyms] [k] security_file_permission
- 0.01% [kernel.kallsyms] [k] kfree
- 0.01% [kernel.kallsyms] [k] native_sched_clock
- 0.01% [kernel.kallsyms] [k] _raw_spin_lock_irqsave
- 0.01% [kernel.kallsyms] [k] trigger_load_balance
- 0.01% [kernel.kallsyms] [k] update_cfs_shares
- 0.01% [kernel.kallsyms] [k] __acct_update_integrals
- 0.01% [kernel.kallsyms] [k] __update_cpu_load
- 0.01% [kernel.kallsyms] [k] __do_softirq
+ 0.01% +0.01% [kernel.kallsyms] [k] sys_write
+ 0.01% -0.00% [kernel.kallsyms] [k] irqtime_account_irq
+ 0.01% -0.00% [kernel.kallsyms] [k] __fsnotify_parent
+ 0.01% -0.01% [kernel.kallsyms] [k] irqtime_account_process_tick.isra.2
+ 0.01% +0.00% [kernel.kallsyms] [k] native_read_msr_safe
+ 0.01% +0.00% [kernel.kallsyms] [k] rw_verify_area
+ 0.01% -0.01% [kernel.kallsyms] [k] sched_clock_cpu
+ 0.01% -0.01% [kernel.kallsyms] [k] rcu_check_callbacks
+ 0.01% -0.01% [kernel.kallsyms] [k] run_timer_softirq
+ 0.01% -0.00% [kernel.kallsyms] [k] path_put
+ 0.01% -0.00% [kernel.kallsyms] [k] unroll_tree_refs
+ 0.01% -0.01% [kernel.kallsyms] [k] hrtimer_interrupt
+ 0.01% +0.00% [kernel.kallsyms] [k] security_file_permission
+ 0.01% +0.00% [kernel.kallsyms] [k] kfree
+ 0.01% -0.00% [kernel.kallsyms] [k] native_sched_clock
+ 0.01% -0.00% [kernel.kallsyms] [k] _raw_spin_lock_irqsave
+ 0.01% -0.00% [kernel.kallsyms] [k] trigger_load_balance
+ 0.01% -0.00% [kernel.kallsyms] [k] update_cfs_shares
+ 0.01% -0.00% [kernel.kallsyms] [k] __acct_update_integrals

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