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time: add two patches from Fedora for bugfixes.

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This commit is contained in:
Juan RP 2015-10-28 16:30:54 +01:00
parent 98943edd0b
commit 29b95dbcf1
3 changed files with 105 additions and 1 deletions
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72
srcpkgs/time/patches/time-1.7-Recompute-CPU-usage-at-microsecond-level.patch Normal file
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@ -0,0 +1,72 @@
From 0d743a7d946fe176a07baf2586a6af0e867fd89c Mon Sep 17 00:00:00 2001
From: H.J. Lu <hongjiu.lu@intel.com>
Date: Wed, 11 May 2011 16:19:55 +0200
Subject: [PATCH] Recompute CPU usage at microsecond level
If job finishes quickly, miliseconds arithmetic rounds to zero. If
that happens, recalculate CPU usage ratio with microsecond accuracy
to raise chance to get non-zero values.
---
resuse.h | 2 ++
time.c | 15 +++++++++++++++
2 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/resuse.h b/resuse.h
index 992143f..7a3ee66 100644
--- resuse.h
+++ resuse.h
@@ -33,9 +33,11 @@ struct timeval
#if HAVE_SYS_RUSAGE_H
/* This rusage structure measures nanoseconds instead of microseconds. */
# define TV_MSEC tv_nsec / 1000000
+# define TV_USEC tv_nsec / 1000
# include <sys/rusage.h>
#else
# define TV_MSEC tv_usec / 1000
+# define TV_USEC tv_usec
# if HAVE_WAIT3
# include <sys/resource.h>
# else
diff --git a/time.c b/time.c
index 43aec0b..96cfdde 100644
--- time.c
+++ time.c
@@ -326,6 +326,8 @@ summarize (fp, fmt, command, resp)
{
unsigned long r; /* Elapsed real milliseconds. */
unsigned long v; /* Elapsed virtual (CPU) milliseconds. */
+ unsigned long ru; /* Elapsed real microseconds. */
+ unsigned long vu; /* Elapsed virtual (CPU) microseconds. */
if (verbose)
{
@@ -350,6 +352,17 @@ summarize (fp, fmt, command, resp)
v = resp->ru.ru_utime.tv_sec * 1000 + resp->ru.ru_utime.TV_MSEC +
resp->ru.ru_stime.tv_sec * 1000 + resp->ru.ru_stime.TV_MSEC;
+ if (r == 0 && v == 0)
+ {
+ ru = resp->elapsed.tv_usec;
+ vu = resp->ru.ru_utime.TV_USEC + resp->ru.ru_stime.TV_USEC;
+ }
+ else
+ {
+ ru = 0;
+ vu = 0;
+ }
+
while (*fmt)
{
switch (*fmt)
@@ -408,6 +421,8 @@ summarize (fp, fmt, command, resp)
/* % cpu is (total cpu time)/(elapsed time). */
if (r > 0)
fprintf (fp, "%lu%%", (v * 100 / r));
+ else if (ru > 0)
+ fprintf (fp, "%lu%%", (vu * 100 / ru));
else
fprintf (fp, "?%%");
break;
--
1.7.4.4

32
srcpkgs/time/patches/time-1.7-ru_maxrss-is-in-kilobytes-on-Linux.patch Normal file
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@ -0,0 +1,32 @@
From ad24a929bdcc15abae14a64ea21b821bcd8cb030 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
Date: Wed, 11 May 2011 15:19:11 +0200
Subject: [PATCH] ru_maxrss is in kilobytes on Linux
Since 2.6.32 Linux returns ru_maxrss in kilobytes. Not in pages.
See http://lists.gnu.org/archive/html/bug-gnu-utils/2008-12/msg00047.html
for discussion.
---
time.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/time.c b/time.c
index d15fee4..43aec0b 100644
--- time.c
+++ time.c
@@ -395,7 +395,11 @@ summarize (fp, fmt, command, resp)
ptok ((UL) resp->ru.ru_ixrss) / MSEC_TO_TICKS (v));
break;
case 'M': /* Maximum resident set size. */
+#ifdef __linux__
+ fprintf (fp, "%ld", resp->ru.ru_maxrss);
+#else
fprintf (fp, "%lu", ptok ((UL) resp->ru.ru_maxrss));
+#endif
break;
case 'O': /* Outputs. */
fprintf (fp, "%ld", resp->ru.ru_oublock);
--
1.7.4.4

2
srcpkgs/time/template
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@ -1,7 +1,7 @@
# Template file for 'time'
pkgname=time
version=1.7
revision=5
revision=6
build_style=gnu-configure
short_desc="The GNU time program for measuring cpu resource usage"
maintainer="Juan RP <xtraeme@voidlinux.eu>"