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Implement FreeBSD support for minimum ZFS ARC size

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This commit is contained in:
Benny Baumann
2022-05-29 21:10:26 +02:00
committed by BenBE
parent 491c6f1044
commit c0a9e92eea
2 changed files with 17 additions and 0 deletions
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6
generic/openzfs_sysctl.c
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@ -15,6 +15,7 @@ in the source distribution for its full text.
static int MIB_kstat_zfs_misc_arcstats_size[5];
static int MIB_kstat_zfs_misc_arcstats_c_min[5];
static int MIB_kstat_zfs_misc_arcstats_c_max[5];
static int MIB_kstat_zfs_misc_arcstats_mfu_size[5];
static int MIB_kstat_zfs_misc_arcstats_mru_size[5];
@ -35,6 +36,7 @@ void openzfs_sysctl_init(ZfsArcStats* stats) {
len = 5;
sysctlnametomib("kstat.zfs.misc.arcstats.size", MIB_kstat_zfs_misc_arcstats_size, &len);
sysctlnametomib("kstat.zfs.misc.arcstats.c_min", MIB_kstat_zfs_misc_arcstats_c_min, &len);
sysctlnametomib("kstat.zfs.misc.arcstats.c_max", MIB_kstat_zfs_misc_arcstats_c_max, &len);
sysctlnametomib("kstat.zfs.misc.arcstats.mfu_size", MIB_kstat_zfs_misc_arcstats_mfu_size, &len);
sysctlnametomib("kstat.zfs.misc.arcstats.mru_size", MIB_kstat_zfs_misc_arcstats_mru_size, &len);
@ -61,6 +63,10 @@ void openzfs_sysctl_updateArcStats(ZfsArcStats* stats) {
sysctl(MIB_kstat_zfs_misc_arcstats_size, 5, &(stats->size), &len, NULL, 0);
stats->size /= 1024;
len = sizeof(stats->min);
sysctl(MIB_kstat_zfs_misc_arcstats_c_min, 5, &(stats->min), &len, NULL, 0);
stats->min /= 1024;
len = sizeof(stats->max);
sysctl(MIB_kstat_zfs_misc_arcstats_c_max, 5, &(stats->max), &len, NULL, 0);
stats->max /= 1024;