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Stop SIGFPE on vmstat at times

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Certain setups can crash vmstat with a SIGFPE, this small patch
catches those events

Bug-Debian: http://bugs.debian.org/677903
This commit is contained in:
Craig Small 2012-10-30 21:48:34 +11:00
parent ff6c8aad3e
commit 64fa889816
1 changed files with 2 additions and 0 deletions
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2
vmstat.c
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@ -258,6 +258,7 @@ static void new_format(void)
diow = *cpu_iow; diow = *cpu_iow;
dstl = *cpu_zzz; dstl = *cpu_zzz;
Div = duse + dsys + didl + diow + dstl; Div = duse + dsys + didl + diow + dstl;
if (!Div) Div = 1, didl = 1;
divo2 = Div / 2UL; divo2 = Div / 2UL;
printf(format, printf(format,
running, blocked, running, blocked,
@ -312,6 +313,7 @@ static void new_format(void)
} }
Div = duse + dsys + didl + diow + dstl; Div = duse + dsys + didl + diow + dstl;
if (!Div) Div = 1, didl = 1;
divo2 = Div / 2UL; divo2 = Div / 2UL;
printf(format, printf(format,
running, running,