File procps-ng-3.3.10-slab.patch of Package procps4

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File procps-ng-3.3.10-slab.patch of Package procps4

---
 library/meminfo.c |    7 ++++++-
 man/free.1        |    6 ++++++
 src/free.c        |    7 ++++++-
 src/vmstat.c      |    7 ++++++-
 4 files changed, 24 insertions(+), 3 deletions(-)

--- library/meminfo.c
+++ library/meminfo.c	2023-09-12 12:08:41.033738450 +0000
@@ -3,6 +3,7 @@
  *
  * Copyright © 2015-2023 Jim Warner <james.warner@comcast.net>
  * Copyright © 2015-2023 Craig Small <csmall@dropbear.xyz>
+ * Copyright © 2008 Bart Van Assche.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -640,6 +641,7 @@ static int meminfo_read_failed (
     int size;
     unsigned long *valptr;
     signed long mem_used;
+    const char *ev;
 
     // remember history from last time around
     memcpy(&info->hist.old, &info->hist.new, sizeof(struct meminfo_data));
@@ -692,7 +694,10 @@ static int meminfo_read_failed (
 
     if (0 == mHr(MemAvailable))
         mHr(MemAvailable) = mHr(MemFree);
-    mHr(derived_mem_cached) = mHr(Cached) + mHr(SReclaimable);
+    if ((ev=getenv("PS_FULL_CACHE")))
+	mHr(derived_mem_cached) = mHr(Cached) + mHr(SReclaimable) + mHr(NFS_Unstable);
+    else
+	mHr(derived_mem_cached) = mHr(Cached) + mHr(SReclaimable);
 
     /* if 'available' is greater than 'total' or our calculation of mem_used
        overflows, that's symptomatic of running within a lxc container where
--- man/free.1
+++ man/free.1	2023-09-12 12:08:41.029738522 +0000
@@ -110,6 +110,12 @@ Switch to the wide mode. The wide mode p
 than 80 characters. In this mode \fBbuffers\fR and \fBcache\fR
 are reported in two separate columns.
 .TP
+\fB\-C\fR, \fB\-\-full\-cache\fR
+Add to the plain \fBCached\fR in-memory cache for files also more cache lines as
+the \fBNFS_Unstable\fR pages sent to the server, but not yet committed to stable storage
+and the \fBSwapCached\fR memory that once was swapped out but is swapped back.
+Can be also enabled by the environment variable \fBPS_FULL_CACHE\fR.
+.TP
 \fB\-c\fR, \fB\-\-count\fR \fIcount\fR
 Display the result
 .I count
--- src/free.c
+++ src/free.c	2023-09-12 12:10:26.647842455 +0000
@@ -92,6 +92,7 @@ static void __attribute__ ((__noreturn__
 	fputs(_(" -v, --committed     show committed memory and commit limit\n"), out);
 	fputs(_(" -s N, --seconds N   repeat printing every N seconds\n"), out);
 	fputs(_(" -c N, --count N     repeat printing N times, then exit\n"), out);
+	fputs(_(" -C, --full-cache    add further cache lines to main cache\n"), out);
 	fputs(_(" -w, --wide          wide output\n"), out);
 	fputs(USAGE_SEPARATOR, out);
 	fputs(_("     --help     display this help and exit\n"), out);
@@ -244,6 +245,7 @@ int main(int argc, char **argv)
 		{  "committed",	no_argument,	    NULL,  'v'		},
 		{  "seconds",	required_argument,  NULL,  's'		},
 		{  "count",	required_argument,  NULL,  'c'		},
+		{  "full-cache",no_argument,        NULL,  'C'		},
 		{  "wide",	no_argument,	    NULL,  'w'		},
 		{  "help",	no_argument,	    NULL,  HELP_OPTION	},
 		{  "version",	no_argument,	    NULL,  'V'		},
@@ -263,7 +265,7 @@ int main(int argc, char **argv)
 	textdomain(PACKAGE);
 	atexit(close_stdout);
 
-	while ((c = getopt_long(argc, argv, "bkmghlLtvc:ws:V", longopts, NULL)) != -1)
+	while ((c = getopt_long(argc, argv, "bkmghlLtvCc:ws:V", longopts, NULL)) != -1)
 		switch (c) {
 		case 'b':
 		        check_unit_set(&unit_set);
@@ -352,6 +354,9 @@ int main(int argc, char **argv)
 		case 'w':
 			flags |= FREE_WIDE;
 			break;
+		case 'C':
+			setenv("PS_FULL_CACHE", "yes", 1);
+			break;
 		case HELP_OPTION:
 			usage(stdout);
 		case 'V':
--- src/vmstat.c
+++ src/vmstat.c	2023-09-12 12:08:41.033738450 +0000
@@ -230,6 +230,7 @@ static void __attribute__ ((__noreturn__
     fputs(_(" -p, --partition <dev>  partition specific statistics\n"), out);
     fputs(_(" -S, --unit <char>      define display unit\n"), out);
     fputs(_(" -w, --wide             wide output\n"), out);
+    fputs(_(" -C, --full-cache       add further cache lines to main cache\n"), out);
     fputs(_(" -t, --timestamp        show timestamp\n"), out);
     fputs(_(" -y, --no-first         skips first line of output\n"), out);
     fputs(USAGE_SEPARATOR, out);
@@ -951,6 +952,7 @@ int main(int argc, char *argv[])
         {"partition", required_argument, NULL, 'p'},
         {"unit", required_argument, NULL, 'S'},
         {"wide", no_argument, NULL, 'w'},
+        {"full-cache", no_argument, NULL, 'C'},
         {"timestamp", no_argument, NULL, 't'},
         {"help", no_argument, NULL, 'h'},
         {"version", no_argument, NULL, 'V'},
@@ -967,7 +969,7 @@ int main(int argc, char *argv[])
     atexit(close_stdout);
 
     while ((c =
-        getopt_long(argc, argv, "afmnsdDp:S:wthVy", longopts, NULL)) != -1)
+        getopt_long(argc, argv, "aCfmnsdDp:S:wthVy", longopts, NULL)) != -1)
         switch (c) {
         case 'V':
             printf(PROCPS_NG_VERSION);
@@ -1034,6 +1036,9 @@ int main(int argc, char *argv[])
         case 't':
             t_option = 1;
             break;
+	case 'C':
+	    setenv("PS_FULL_CACHE", "yes", 1);
+	    break;
         case 'y':
             /* Don't display stats since system restart */
             y_option = 1;

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File procps-ng-3.3.10-slab.patch of Package procps4

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