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| author | Stefan Raspl <stefan.raspl@de.ibm.com> | 2018-08-24 14:04:00 +0200 |
|---|---|---|
| committer | Radim Krčmář <rkrcmar@redhat.com> | 2018-08-30 17:15:12 +0200 |
| commit | 404517e40867aef60554ef497d5cf8d089a5b9cf (patch) | |
| tree | bc7e0da7042253da283236582063f042303099ca /tools/kvm | |
| parent | 29c39f38e4e8dbf0497e81db6c985ee59259f002 (diff) | |
| download | linux-stable-404517e40867aef60554ef497d5cf8d089a5b9cf.tar.gz linux-stable-404517e40867aef60554ef497d5cf8d089a5b9cf.tar.bz2 linux-stable-404517e40867aef60554ef497d5cf8d089a5b9cf.zip | |
tools/kvm_stat: indicate dead guests as such
For destroyed guests, kvm_stat essentially freezes with the last data
displayed. This is acceptable for users, in case they want to inspect the
final data. But it looks a bit irritating. Therefore, detect this situation
and display a respective indicator in the header.
Signed-off-by: Stefan Raspl <raspl@linux.ibm.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Diffstat (limited to 'tools/kvm')
| -rwxr-xr-x | tools/kvm/kvm_stat/kvm_stat | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/tools/kvm/kvm_stat/kvm_stat b/tools/kvm/kvm_stat/kvm_stat index bd620579eb6f..5c2422b0f2f8 100755 --- a/tools/kvm/kvm_stat/kvm_stat +++ b/tools/kvm/kvm_stat/kvm_stat @@ -1108,10 +1108,10 @@ class Tui(object): if len(gname) > MAX_GUEST_NAME_LEN else gname)) if pid > 0: - self.screen.addstr(0, 0, 'kvm statistics - pid {0} {1}' - .format(pid, gname), curses.A_BOLD) + self._headline = 'kvm statistics - pid {0} {1}'.format(pid, gname) else: - self.screen.addstr(0, 0, 'kvm statistics - summary', curses.A_BOLD) + self._headline = 'kvm statistics - summary' + self.screen.addstr(0, 0, self._headline, curses.A_BOLD) if self.stats.fields_filter: regex = self.stats.fields_filter if len(regex) > MAX_REGEX_LEN: @@ -1170,6 +1170,7 @@ class Tui(object): return sorted_items if not self._is_running_guest(self.stats.pid_filter): + self._display_guest_dead() # leave final data on screen return row = 3 @@ -1228,6 +1229,11 @@ class Tui(object): ('Total', total, tavg), curses.A_BOLD) self.screen.refresh() + def _display_guest_dead(self): + marker = ' Guest is DEAD ' + y = min(len(self._headline), 80 - len(marker)) + self.screen.addstr(0, y, marker, curses.A_BLINK | curses.A_STANDOUT) + def _show_msg(self, text): """Display message centered text and exit on key press""" hint = 'Press any key to continue' |