size_t valuelen = sizeof(value);
int rv;
- snprintf(buffer, sizeof(buffer), "%s%s", zfs_arcstat, name);
+ 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 -1;
}
- // Ignore the first two lines because they contain information about
- // the rest of the file.
- // See kstat_seq_show_headers module/spl/spl-kstat.c of the spl kernel
- // module.
- if (fgets(buffer, sizeof(buffer), fh) == NULL) {
- ERROR("zfs_arc plugin: \"%s\" does not contain a single line.",
- ZOL_ARCSTATS_FILE);
- fclose(fh);
- return (-1);
- }
- if (fgets(buffer, sizeof(buffer), fh) == NULL) {
- ERROR("zfs_arc plugin: \"%s\" does not contain at least two lines.",
- ZOL_ARCSTATS_FILE);
- fclose(fh);
- return (-1);
- }
-
while (fgets(buffer, sizeof(buffer), fh) != NULL) {
char *fields[3];
value_t v;
za_read_gauge(ksp, "mfu_size", "cache_size", "mfu_size");
za_read_gauge(ksp, "mru_ghost_size", "cache_size", "mru_ghost_size");
za_read_gauge(ksp, "mru_size", "cache_size", "mru_size");
- za_read_gauge(ksp, "other_size", "cache_size", "other_size");
za_read_gauge(ksp, "p", "cache_size", "p");
za_read_gauge(ksp, "size", "cache_size", "arc");
+ /* The "other_size" value was replaced by more specific values in ZFS on Linux
+ * version 0.7.0 (commit 25458cb)
+ */
+ if (za_read_gauge(ksp, "dbuf_size", "cache_size", "dbuf_size") != 0 ||
+ za_read_gauge(ksp, "dnode_size", "cache_size", "dnode_size") != 0 ||
+ za_read_gauge(ksp, "bonus_size", "cache_size", "bonus_size") != 0)
+ za_read_gauge(ksp, "other_size", "cache_size", "other_size");
+
/* 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.