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Restore FreeBSD resource usage accounting

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Add zfs_racct_* interfaces for platform-dependent read/write accounting.

Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Ryan Moeller <ryan@iXsystems.com>
Closes #11613
This commit is contained in:
Ryan Moeller
2021-02-20 01:34:33 -05:00
committed by GitHub
parent 03e02e5b56
commit 64e0fe14ff
9 changed files with 139 additions and 0 deletions
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module/zfs/arc.c
+2
View File
@@ -308,6 +308,7 @@
#include <sys/aggsum.h>
#include <cityhash.h>
#include <sys/vdev_trim.h>
#include <sys/zfs_racct.h>
#include <sys/zstd/zstd.h>
#ifndef _KERNEL
@@ -6302,6 +6303,7 @@ top:
ARCSTAT_CONDSTAT(!HDR_PREFETCH(hdr),
demand, prefetch, !HDR_ISTYPE_METADATA(hdr), data,
metadata, misses);
zfs_racct_read(size, 1);
}
/* Check if the spa even has l2 configured */
module/zfs/dmu.c
+5
View File
@@ -52,6 +52,7 @@
#include <sys/zfeature.h>
#include <sys/abd.h>
#include <sys/trace_zfs.h>
#include <sys/zfs_racct.h>
#include <sys/zfs_rlock.h>
#ifdef _KERNEL
#include <sys/vmsystm.h>
@@ -551,6 +552,9 @@ dmu_buf_hold_array_by_dnode(dnode_t *dn, uint64_t offset, uint64_t length,
dbp[i] = &db->db;
}
if (!read)
zfs_racct_write(length, nblks);
if ((flags & DMU_READ_NO_PREFETCH) == 0 &&
DNODE_META_IS_CACHEABLE(dn) && length <= zfetch_array_rd_sz) {
dmu_zfetch(&dn->dn_zfetch, blkid, nblks,
@@ -1440,6 +1444,7 @@ dmu_assign_arcbuf_by_dnode(dnode_t *dn, uint64_t offset, arc_buf_t *buf,
* same size as the dbuf.
*/
if (offset == db->db.db_offset && blksz == db->db.db_size) {
zfs_racct_write(blksz, 1);
dbuf_assign_arcbuf(db, buf, tx);
dbuf_rele(db, FTAG);
} else {