diff --git a/src/zfs_arc.c b/src/zfs_arc.c
--- a/src/zfs_arc.c
+++ /dev/null
@@ -1,338 +0,0 @@
-/**
- * collectd - src/zfs_arc.c
- * Copyright (C) 2009 Anthony Dewhurst
- * Copyright (C) 2012 Aurelien Rougemont
- * Copyright (C) 2013 Xin Li
- * Copyright (C) 2014 Marc Fournier
- * Copyright (C) 2014 Wilfried Goesgens
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; only version 2 of the License is applicable.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Authors:
- * Anthony Dewhurst <dewhurst at gmail>
- * Aurelien Rougemont <beorn at gandi.net>
- * Xin Li <delphij at FreeBSD.org>
- * Marc Fournier <marc.fournier at camptocamp.com>
- * Wilfried Goesgens <dothebart at citadel.org>
- **/
-
-#include "collectd.h"
-#include "common.h"
-#include "plugin.h"
-
-/*
- * Global variables
- */
-
-#if defined(KERNEL_LINUX)
-#include "utils_llist.h"
-#define ZOL_ARCSTATS_FILE "/proc/spl/kstat/zfs/arcstats"
-
-typedef llist_t kstat_t;
-
-static long long get_zfs_value(kstat_t *zfs_stats __attribute__((unused)),
- char *name)
-{
- llentry_t *e;
-
- e = llist_search (zfs_stats, name);
- if (e == NULL)
- {
- ERROR ("zfs_arc plugin: `llist_search` failed for key: '%s'.", name);
- return (-1);
- }
-
- return (*(long long int*)e->value);
-}
-
-#elif !defined(__FreeBSD__) // Solaris
-extern kstat_ctl_t *kc;
-
-static long long get_zfs_value(kstat_t *ksp, char *name)
-{
-
- return (get_kstat_value(ksp, name));
-}
-#else // FreeBSD
-#include <sys/types.h>
-#include <sys/sysctl.h>
-
-const char zfs_arcstat[] = "kstat.zfs.misc.arcstats.";
-
-#if !defined(kstat_t)
-typedef void kstat_t;
-#endif
-
-static long long get_zfs_value(kstat_t *dummy __attribute__((unused)),
- char const *name)
-{
- char buffer[256];
- long long value;
- size_t valuelen = sizeof(value);
- int rv;
-
- ssnprintf (buffer, sizeof (buffer), "%s%s", zfs_arcstat, name);
- rv = sysctlbyname (buffer, (void *) &value, &valuelen,
- /* new value = */ NULL, /* new length = */ (size_t) 0);
- if (rv == 0)
- return (value);
-
- return (-1);
-}
-#endif
-
-static void za_submit (const char* type, const char* type_instance, value_t* values, int values_len)
-{
- value_list_t vl = VALUE_LIST_INIT;
-
- vl.values = values;
- vl.values_len = values_len;
-
- sstrncpy (vl.host, hostname_g, sizeof (vl.host));
- sstrncpy (vl.plugin, "zfs_arc", sizeof (vl.plugin));
- sstrncpy (vl.type, type, sizeof (vl.type));
- sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
-
- plugin_dispatch_values (&vl);
-}
-
-static void za_submit_gauge (const char* type, const char* type_instance, gauge_t value)
-{
- value_t vv;
-
- vv.gauge = value;
- za_submit (type, type_instance, &vv, 1);
-}
-
-static int za_read_derive (kstat_t *ksp, const char *kstat_value,
- const char *type, const char *type_instance)
-{
- long long tmp;
- value_t v;
-
- tmp = get_zfs_value (ksp, (char *)kstat_value);
- if (tmp == -1LL)
- {
- WARNING ("zfs_arc plugin: Reading kstat value \"%s\" failed.", kstat_value);
- return (-1);
- }
-
- v.derive = (derive_t) tmp;
- za_submit (type, type_instance, /* values = */ &v, /* values_num = */ 1);
- return (0);
-}
-
-static int za_read_gauge (kstat_t *ksp, const char *kstat_value,
- const char *type, const char *type_instance)
-{
- long long tmp;
- value_t v;
-
- tmp = get_zfs_value (ksp, (char *)kstat_value);
- if (tmp == -1LL)
- {
- WARNING ("zfs_arc plugin: Reading kstat value \"%s\" failed.", kstat_value);
- return (-1);
- }
-
- v.gauge = (gauge_t) tmp;
- za_submit (type, type_instance, /* values = */ &v, /* values_num = */ 1);
- return (0);
-}
-
-static void za_submit_ratio (const char* type_instance, gauge_t hits, gauge_t misses)
-{
- gauge_t ratio = NAN;
-
- if (!isfinite (hits) || (hits < 0.0))
- hits = 0.0;
- if (!isfinite (misses) || (misses < 0.0))
- misses = 0.0;
-
- if ((hits != 0.0) || (misses != 0.0))
- ratio = hits / (hits + misses);
-
- za_submit_gauge ("cache_ratio", type_instance, ratio);
-}
-
-static int za_read (void)
-{
- gauge_t arc_hits, arc_misses, l2_hits, l2_misses;
- value_t l2_io[2];
- kstat_t *ksp = NULL;
-
-#if KERNEL_LINUX
- long long int *llvalues = NULL;
- char file_contents[1024 * 10];
- char *fields[3];
- int numfields;
- ssize_t len;
-
- ksp = llist_create ();
- if (ksp == NULL)
- {
- ERROR ("zfs_arc plugin: `llist_create' failed.");
- return (-1);
- }
-
- len = read_file_contents (ZOL_ARCSTATS_FILE, file_contents, sizeof(file_contents));
- if (len > 1)
- {
-
- int i=0;
- char *pnl = file_contents;
- char *pnnl;
-
- file_contents[len] = '\0';
-
- while (pnl != NULL)
- {
- pnl = strchr(pnl, '\n');
- i++;
- if (pnl && (*pnl != '\0'))
- pnl++;
- }
-
- if (i > 0)
- {
- llentry_t *e;
- llvalues = malloc(sizeof(long long int) * i);
- int j = 0;
-
- pnl = file_contents;
- while (pnl != NULL)
- {
- pnnl = strchr(pnl, '\n');
- if (pnnl != NULL)
- *pnnl = '\0';
-
- numfields = strsplit (pnl, fields, 4);
- if (numfields == 3)
- {
- llvalues[j] = atoll (fields[2]);
-
- e = llentry_create (fields[0], &llvalues[j]);
- if (e == NULL)
- {
- ERROR ("zfs_arc plugin: `llentry_create' failed.");
- }
- else
- {
- llist_append (ksp, e);
- }
- j++;
- }
- pnl = pnnl;
- if (pnl != NULL)
- pnl ++;
- }
- }
- }
-
-#elif !defined(__FreeBSD__) // Solaris
- get_kstat (&ksp, "zfs", 0, "arcstats");
- if (ksp == NULL)
- {
- ERROR ("zfs_arc plugin: Cannot find zfs:0:arcstats kstat.");
- return (-1);
- }
-#endif
-
- /* Sizes */
- za_read_gauge (ksp, "size", "cache_size", "arc");
-
- /* The "l2_size" value has disappeared from Solaris some time in
- * early 2013, and has only reappeared recently in Solaris 11.2.
- * Stop trying if we ever fail to read it, so we don't spam the log.
- */
- static int l2_size_avail = 1;
- if (l2_size_avail && za_read_gauge (ksp, "l2_size", "cache_size", "L2") != 0)
- l2_size_avail = 0;
-
- /* Operations */
- za_read_derive (ksp, "deleted", "cache_operation", "deleted");
-#if __FreeBSD__
- za_read_derive (ksp, "allocated","cache_operation", "allocated");
- za_read_derive (ksp, "stolen", "cache_operation", "stolen");
-#endif
-
- /* Issue indicators */
- za_read_derive (ksp, "mutex_miss", "mutex_operations", "miss");
- za_read_derive (ksp, "hash_collisions", "hash_collisions", "");
-
- /* Evictions */
- za_read_derive (ksp, "evict_l2_cached", "cache_eviction", "cached");
- za_read_derive (ksp, "evict_l2_eligible", "cache_eviction", "eligible");
- za_read_derive (ksp, "evict_l2_ineligible", "cache_eviction", "ineligible");
-
- /* Hits / misses */
- za_read_derive (ksp, "demand_data_hits", "cache_result", "demand_data-hit");
- za_read_derive (ksp, "demand_metadata_hits", "cache_result", "demand_metadata-hit");
- za_read_derive (ksp, "prefetch_data_hits", "cache_result", "prefetch_data-hit");
- za_read_derive (ksp, "prefetch_metadata_hits", "cache_result", "prefetch_metadata-hit");
- za_read_derive (ksp, "demand_data_misses", "cache_result", "demand_data-miss");
- za_read_derive (ksp, "demand_metadata_misses", "cache_result", "demand_metadata-miss");
- za_read_derive (ksp, "prefetch_data_misses", "cache_result", "prefetch_data-miss");
- za_read_derive (ksp, "prefetch_metadata_misses", "cache_result", "prefetch_metadata-miss");
-
- /* Ratios */
- arc_hits = (gauge_t) get_zfs_value(ksp, "hits");
- arc_misses = (gauge_t) get_zfs_value(ksp, "misses");
- l2_hits = (gauge_t) get_zfs_value(ksp, "l2_hits");
- l2_misses = (gauge_t) get_zfs_value(ksp, "l2_misses");
-
- za_submit_ratio ("arc", arc_hits, arc_misses);
- za_submit_ratio ("L2", l2_hits, l2_misses);
-
- /* I/O */
- l2_io[0].derive = get_zfs_value(ksp, "l2_read_bytes");
- l2_io[1].derive = get_zfs_value(ksp, "l2_write_bytes");
-
- za_submit ("io_octets", "L2", l2_io, /* num values = */ 2);
-
-#if defined(KERNEL_LINUX)
- if (llvalues != NULL)
- {
- free(llvalues);
- }
- if (ksp != NULL)
- {
- llist_destroy (ksp);
- }
-#endif
-
- return (0);
-} /* int za_read */
-
-static int za_init (void) /* {{{ */
-{
-#if !defined(__FreeBSD__) && !defined(KERNEL_LINUX) // Solaris
- /* kstats chain already opened by update_kstat (using *kc), verify everything went fine. */
- if (kc == NULL)
- {
- ERROR ("zfs_arc plugin: kstat chain control structure not available.");
- return (-1);
- }
-#endif
-
- return (0);
-} /* }}} int za_init */
-
-void module_register (void)
-{
- plugin_register_init ("zfs_arc", za_init);
- plugin_register_read ("zfs_arc", za_read);
-} /* void module_register */
-
-/* vmi: set sw=8 noexpandtab fdm=marker : */