- Dropping Cached -= Shmem (#963799)

procps-ng.spec

@@ -4,7 +4,7 @@
 Summary: System and process monitoring utilities
 Name: procps-ng
 Version: 3.3.9
-Release: 8%{?dist}
+Release: 9%{?dist}
 License: GPL+ and GPLv2 and GPLv2+ and GPLv3+ and LGPLv2+
 Group: Applications/System
 URL: https://sourceforge.net/projects/procps-ng/
@@ -19,6 +19,7 @@ Patch4: vmstat-format-security.patch
 Patch5: subtract-shmem-from-cached.patch
 Patch6: sysctl-linelen-signed.patch
 Patch7: ps-man-tracing.patch
+Patch8: revert-cached.patch
 
 Requires(post): /sbin/ldconfig
 Requires(postun): /sbin/ldconfig
@@ -90,6 +91,7 @@ System and process monitoring utilities development headers
 %patch5 -p1
 %patch6 -p1
 %patch7 -p1
+%patch8 -p1
 
 
 %build
@@ -158,6 +160,9 @@ ln -s %{_bindir}/pidof %{buildroot}%{_sbindir}/pidof
 %{_includedir}/proc
 
 %changelog
+* Wed Apr 30 2014 Jaromir Capik <jcapik@redhat.com> - 3.3.9-9
+- Dropping Cached -= Shmem (#963799)
+
 * Tue Apr 08 2014 Jaromir Capik <jcapik@redhat.com> - 3.3.9-8
 - Documenting the 't' process state code in the ps manual (#946864)
 

revert-cached.patch

@@ -0,0 +1,42 @@
+diff --git a/free.1 b/free.1
+index 21cce28..85efef8 100644
+--- a/free.1
++++ b/free.1
+@@ -32,9 +32,7 @@ kernels 2.6.32, displayed as zero if not available)
+ Memory used by kernel buffers (Buffers in /proc/meminfo)
+ .TP
+ \fBcached\fR
+-Memory used by the page cache  (calculated as Cached - Shmem in
+-/proc/meminfo - the Cached value is actually the sum of page cache and
+-tmpfs memory)
++Memory used by the page cache (Cached in /proc/meminfo)
+ .SH OPTIONS
+ .TP
+ \fB\-b\fR, \fB\-\-bytes\fR
+diff --git a/proc/sysinfo.c b/proc/sysinfo.c
+index e07ca86..85fb0a4 100644
+--- a/proc/sysinfo.c
++++ b/proc/sysinfo.c
+@@ -682,8 +682,6 @@ nextline:
+   }
+   kb_swap_used = kb_swap_total - kb_swap_free;
+   kb_main_used = kb_main_total - kb_main_free;
+-  /* "Cached" includes "Shmem" - we want only the page cache here */
+-  kb_main_cached -= kb_main_shared;
+ }
+ 
+ /*****************************************************************/
+diff --git a/vmstat.8 b/vmstat.8
+index 2782a42..420d9f3 100644
+--- a/vmstat.8
++++ b/vmstat.8
+@@ -102,8 +102,7 @@ b: The number of processes in uninterruptible sleep.
+ swpd: the amount of virtual memory used.
+ free: the amount of idle memory.
+ buff: the amount of memory used as buffers.
+-cache: the amount of memory used as cache (excluding tmpfs memory for
+-kernels 2.6.32+)
++cache: the amount of memory used as cache.
+ inact: the amount of inactive memory.  (\-a option)
+ active: the amount of active memory.  (\-a option)
+ .fi