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| author | Stefan Raspl <raspl@linux.vnet.ibm.com> | 2017-03-10 15:40:14 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2017-03-29 13:01:32 +0300 |
| commit | 4443084fa0cf85f91d357c8917b90504b784d925 (patch) | |
| tree | f72726e30ede2d53c03d13bc50ec16d572473bc6 /tools/kvm | |
| parent | f9ff1087354e5e063b96a291360a8de84bea0bed (diff) | |
| download | linux-4443084fa0cf85f91d357c8917b90504b784d925.tar.xz | |
tools/kvm_stat: add interactive command 'c'
Provide a real simple way to erase any active filter.
Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
Reviewed-by: Marc Hartmayer <mhartmay@linux.vnet.ibm.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Diffstat (limited to 'tools/kvm')
| -rwxr-xr-x | tools/kvm/kvm_stat/kvm_stat | 16 | ||||
| -rw-r--r-- | tools/kvm/kvm_stat/kvm_stat.txt | 2 |
2 files changed, 14 insertions, 4 deletions
diff --git a/tools/kvm/kvm_stat/kvm_stat b/tools/kvm/kvm_stat/kvm_stat index f263312c9a29..676a92a4a12e 100755 --- a/tools/kvm/kvm_stat/kvm_stat +++ b/tools/kvm/kvm_stat/kvm_stat @@ -861,6 +861,7 @@ DELAY_INITIAL = 0.25 DELAY_REGULAR = 3.0 MAX_GUEST_NAME_LEN = 48 MAX_REGEX_LEN = 44 +DEFAULT_REGEX = r'^[^\(]*$' class Tui(object): @@ -907,9 +908,9 @@ class Tui(object): def update_drilldown(self): """Sets or removes a filter that only allows fields without braces.""" if not self.stats.fields_filter: - self.stats.fields_filter = r'^[^\(]*$' + self.stats.fields_filter = DEFAULT_REGEX - elif self.stats.fields_filter == r'^[^\(]*$': + elif self.stats.fields_filter == DEFAULT_REGEX: self.stats.fields_filter = None def update_pid(self, pid): @@ -931,7 +932,8 @@ class Tui(object): .format(pid, gname), curses.A_BOLD) else: self.screen.addstr(0, 0, 'kvm statistics - summary', curses.A_BOLD) - if self.stats.fields_filter and self.stats.fields_filter != '^[^\(]*$': + if self.stats.fields_filter and self.stats.fields_filter \ + != DEFAULT_REGEX: regex = self.stats.fields_filter if len(regex) > MAX_REGEX_LEN: regex = regex[:MAX_REGEX_LEN] + '...' @@ -991,7 +993,7 @@ class Tui(object): regex = self.screen.getstr() curses.noecho() if len(regex) == 0: - self.stats.fields_filter = r'^[^\(]*$' + self.stats.fields_filter = DEFAULT_REGEX self.refresh_header() return try: @@ -1101,6 +1103,11 @@ class Tui(object): sleeptime = DELAY_INITIAL if char == 'q': break + if char == 'c': + self.stats.fields_filter = DEFAULT_REGEX + self.refresh_header(0) + self.update_pid(0) + sleeptime = DELAY_INITIAL if char == 'f': self.show_filter_selection() sleeptime = DELAY_INITIAL @@ -1177,6 +1184,7 @@ Requirements: the large number of files that are possibly opened. Interactive Commands: + c clear filter f filter by regular expression g filter by guest name p filter by PID diff --git a/tools/kvm/kvm_stat/kvm_stat.txt b/tools/kvm/kvm_stat/kvm_stat.txt index 35587c3c2610..c3ab6a2c8c37 100644 --- a/tools/kvm/kvm_stat/kvm_stat.txt +++ b/tools/kvm/kvm_stat/kvm_stat.txt @@ -29,6 +29,8 @@ meaning of events. INTERACTIVE COMMANDS -------------------- [horizontal] +*c*:: clear filter + *f*:: filter by regular expression *g*:: filter by guest name |