char *devices = NULL;
int spares = 0;
struct stat stb;
+ int is_26 = get_linux_version() >= 2006000;
+ int is_rebuilding = 0;
+ int failed = 0;
mdp_super_t super;
int have_super = 0;
if (fstat(fd, &stb) != 0 && !S_ISBLK(stb.st_mode))
stb.st_rdev = 0;
rv = 0;
+
+ /* try to load a superblock */
+ for (d= 0; d<MD_SB_DISKS; d++) {
+ mdu_disk_info_t disk;
+ char *dv;
+ disk.number = d;
+ if (ioctl(fd, GET_DISK_INFO, &disk) < 0)
+ continue;
+ if (d >= array.raid_disks &&
+ disk.major == 0 &&
+ disk.minor == 0)
+ continue;
+ if ((dv=map_dev(disk.major, disk.minor))) {
+ if (!have_super && (disk.state & (1<<MD_DISK_ACTIVE))) {
+ /* try to read the superblock from this device
+ * to get more info
+ */
+ int fd2 = open(dv, O_RDONLY);
+ if (fd2 >=0 &&
+ load_super(fd2, &super) ==0 &&
+ (unsigned long)super.ctime == (unsigned long)array.ctime &&
+ (unsigned int)super.level == (unsigned int)array.level)
+ have_super = 1;
+ if (fd2 >= 0) close(fd2);
+ }
+ }
+ }
+
/* Ok, we have some info to print... */
c = map_num(pers, array.level);
if (brief)
struct mdstat_ent *ms = mdstat_read(0);
struct mdstat_ent *e;
int devnum = array.md_minor;
- if (MAJOR(stb.st_rdev) != MD_MAJOR)
+ if (major(stb.st_rdev) != MD_MAJOR)
devnum = -1 - devnum;
for (e=ms; e; e=e->next)
atime = array.utime;
printf(" Update Time : %.24s\n", ctime(&atime));
printf(" State : %s%s%s\n",
- (array.state&(1<<MD_SB_CLEAN))?"clean":"dirty",
+ (array.state&(1<<MD_SB_CLEAN))?"clean":"active",
array.active_disks < array.raid_disks? ", degraded":"",
- (e && e->percent >= 0) ? ", recovering": "");
+ (!e || e->percent < 0) ? "" :
+ (e->resync) ? ", resyncing": ", recovering");
printf(" Active Devices : %d\n", array.active_disks);
printf("Working Devices : %d\n", array.working_disks);
printf(" Failed Devices : %d\n", array.failed_disks);
c = map_num(r5layout, array.layout);
printf(" Layout : %s\n", c?c:"-unknown-");
}
+ if (array.level == 10) {
+ printf(" Layout : near=%d, far=%d\n",
+ array.layout&255, (array.layout>>8)&255);
+ }
switch (array.level) {
case 0:
case 4:
case 5:
- printf(" Chunk Size : %dK\n", array.chunk_size/1024);
+ case 10:
+ case 6:
+ printf(" Chunk Size : %dK\n\n", array.chunk_size/1024);
break;
case -1:
- printf(" Rounding : %dK\n", array.chunk_size/1024);
+ printf(" Rounding : %dK\n\n", array.chunk_size/1024);
break;
default: break;
}
- printf("\n");
-
- if (e && e->percent >= 0)
+ if (e && e->percent >= 0) {
printf(" Rebuild Status : %d%% complete\n\n", e->percent);
+ is_rebuilding = 1;
+ }
free_mdstat(ms);
+ if (have_super) {
+ printf(" UUID : ");
+ if (super.minor_version >= 90)
+ printf("%08x:%08x:%08x:%08x", super.set_uuid0, super.set_uuid1,
+ super.set_uuid2, super.set_uuid3);
+ else
+ printf("%08x", super.set_uuid0);
+ printf("\n Events : %d.%d\n\n", super.events_hi, super.events_lo);
+ }
+
printf(" Number Major Minor RaidDevice State\n");
}
for (d= 0; d<MD_SB_DISKS; d++) {
disk.minor == 0)
continue;
if (!brief) {
- printf(" %5d %5d %5d %5d ",
- disk.number, disk.major, disk.minor, disk.raid_disk);
- if (disk.state & (1<<MD_DISK_FAULTY)) printf(" faulty");
+ if (disk.number == array.raid_disks) printf("\n");
+ if (disk.raid_disk < 0)
+ printf(" %5d %5d %5d - ",
+ disk.number, disk.major, disk.minor);
+ else
+ printf(" %5d %5d %5d %5d ",
+ disk.number, disk.major, disk.minor, disk.raid_disk);
+ if (disk.state & (1<<MD_DISK_FAULTY)) {
+ printf(" faulty");
+ if (disk.raid_disk < array.raid_disks &&
+ disk.raid_disk >= 0)
+ failed++;
+ }
if (disk.state & (1<<MD_DISK_ACTIVE)) printf(" active");
if (disk.state & (1<<MD_DISK_SYNC)) printf(" sync");
if (disk.state & (1<<MD_DISK_REMOVED)) printf(" removed");
- if (disk.state == 0) { printf(" spare"); spares++; }
+ if (disk.state == 0) printf(" spare");
+ if (disk.state == 0) {
+ if (is_26) {
+ if (disk.raid_disk < array.raid_disks && disk.raid_disk >= 0)
+ printf(" rebuilding");
+ } else if (is_rebuilding && failed) {
+ /* Taking a bit of a risk here, we remove the
+ * device from the array, and then put it back.
+ * If this fails, we are rebuilding
+ */
+ int err = ioctl(fd, HOT_REMOVE_DISK, makedev(disk.major, disk.minor));
+ if (err == 0) ioctl(fd, HOT_ADD_DISK, makedev(disk.major, disk.minor));
+ if (err && errno == EBUSY)
+ printf(" rebuilding");
+ }
+ }
}
+ if (disk.state == 0) spares++;
if (test && d < array.raid_disks && disk.state & (1<<MD_DISK_FAULTY)) {
if ((rv & 1) && (array.level ==4 || array.level == 5))
rv |= 2;
devices = strdup(dv);
} else
printf(" %s", dv);
- if (!have_super && (disk.state & (1<<MD_DISK_ACTIVE))) {
- /* try to read the superblock from this device
- * to get more info
- */
- int fd = open(dv, O_RDONLY);
- if (fd >=0 &&
- load_super(fd, &super) ==0 &&
- (unsigned long)super.ctime == (unsigned long)array.ctime &&
- (unsigned int)super.level == (unsigned int)array.level)
- have_super = 1;
- }
}
if (!brief) printf("\n");
}
if (spares && brief) printf(" spares=%d", spares);
- if (have_super) {
- if (brief) printf(" UUID=");
- else printf(" UUID : ");
+ if (have_super && brief) {
+ printf(" UUID=");
if (super.minor_version >= 90)
printf("%08x:%08x:%08x:%08x", super.set_uuid0, super.set_uuid1,
super.set_uuid2, super.set_uuid3);
else
printf("%08x", super.set_uuid0);
- if (!brief)
- printf("\n Events : %d.%d\n", super.events_hi, super.events_lo);
}
if (brief && devices) printf("\n devices=%s", devices);
if (brief) printf("\n");
if (test && (rv&2)) rv &= ~1;
+ close(fd);
return rv;
}
projects / thirdparty / mdadm.git / blobdiff