#include "cmds.h"
#include "libbcachefs.h"
-static void print_dev_usage(struct bch_ioctl_dev_usage *d, unsigned idx,
- const char *label, enum units units)
+static void print_dev_usage_type(const char *type,
+ unsigned bucket_size,
+ u64 buckets, u64 sectors,
+ enum units units)
{
- char *name = NULL;
- u64 available = d->nr_buckets;
+ u64 frag = max((s64) buckets * bucket_size - (s64) sectors, 0LL);
+
+ printf_pad(20, " %s:", type);
+ printf(" %15s %15llu %15s\n",
+ pr_units(sectors, units),
+ buckets,
+ pr_units(frag, units));
+}
+
+static void print_dev_usage(struct bchfs_handle fs,
+ struct dev_name *d,
+ enum units units)
+{
+ struct bch_ioctl_dev_usage u = bchu_dev_usage(fs, d->idx);
unsigned i;
printf("\n");
- printf_pad(20, "%s (device %u):", label, idx);
-
- name = !d->dev ? strdup("(offline)")
- : dev_to_path(d->dev)
- ?: strdup("(device not found)");
- printf("%24s%12s\n", name, bch2_dev_state[d->state]);
- free(name);
+ printf_pad(20, "%s (device %u):", d->label ?: "(no label)", d->idx);
+ printf("%30s%16s\n", d->dev ?: "(device not found)", bch2_dev_state[u.state]);
- printf("%-20s%12s%12s%12s\n",
+ printf("%-20s%16s%16s%16s\n",
"", "data", "buckets", "fragmented");
- for (i = BCH_DATA_SB; i < BCH_DATA_NR; i++) {
- u64 frag = max((s64) d->buckets[i] * d->bucket_size -
- (s64) d->sectors[i], 0LL);
+ for (i = BCH_DATA_sb; i < BCH_DATA_NR; i++)
+ print_dev_usage_type(bch2_data_types[i],
+ u.bucket_size,
+ u.buckets[i],
+ u.sectors[i],
+ units);
- printf_pad(20, " %s:", bch2_data_types[i]);
- printf("%12s%12llu%12s\n",
- pr_units(d->sectors[i], units),
- d->buckets[i],
- pr_units(frag, units));
-
- if (i != BCH_DATA_CACHED)
- available -= d->buckets[i];
- }
+ print_dev_usage_type("erasure coded",
+ u.bucket_size,
+ u.ec_buckets,
+ u.ec_sectors,
+ units);
printf_pad(20, " available:");
- printf("%12s%12llu\n",
- pr_units(available * d->bucket_size, units),
- available);
+ printf(" %15s %15llu\n",
+ pr_units(u.available_buckets * u.bucket_size, units),
+ u.available_buckets);
printf_pad(20, " capacity:");
- printf("%12s%12llu\n",
- pr_units(d->nr_buckets * d->bucket_size, units),
- d->nr_buckets);
+ printf(" %15s %15llu\n",
+ pr_units(u.nr_buckets * u.bucket_size, units),
+ u.nr_buckets);
}
-struct dev_by_label {
- unsigned idx;
- char *label;
-};
-
static int dev_by_label_cmp(const void *_l, const void *_r)
{
- const struct dev_by_label *l = _l, *r = _r;
+ const struct dev_name *l = _l, *r = _r;
+
+ return (l->label && r->label
+ ? strcmp(l->label, r->label) : 0) ?:
+ (l->dev && r->dev
+ ? strcmp(l->dev, r->dev) : 0) ?:
+ cmp_int(l->idx, r->idx);
+}
+
+static struct dev_name *dev_idx_to_name(dev_names *dev_names, unsigned idx)
+{
+ struct dev_name *dev;
+
+ darray_foreach(dev, *dev_names)
+ if (dev->idx == idx)
+ return dev;
+
+ return NULL;
+}
+
+static void print_replicas_usage(const struct bch_replicas_usage *r,
+ dev_names *dev_names, enum units units)
+{
+ unsigned i;
+
+ if (!r->sectors)
+ return;
- return strcmp(l->label, r->label);
+ char devs[4096], *d = devs;
+ *d++ = '[';
+
+ for (i = 0; i < r->r.nr_devs; i++) {
+ unsigned dev_idx = r->r.devs[i];
+ struct dev_name *dev = dev_idx_to_name(dev_names, dev_idx);
+
+ if (i)
+ *d++ = ' ';
+
+ d += dev && dev->dev
+ ? sprintf(d, "%s", dev->dev)
+ : sprintf(d, "%u", dev_idx);
+ }
+ *d++ = ']';
+ *d++ = '\0';
+
+ printf_pad(16, "%s: ", bch2_data_types[r->r.data_type]);
+ printf_pad(16, "%u/%u ", r->r.nr_required, r->r.nr_devs);
+ printf_pad(32, "%s ", devs);
+ printf(" %s\n", pr_units(r->sectors, units));
}
+#define for_each_usage_replica(_u, _r) \
+ for (_r = (_u)->replicas; \
+ _r != (void *) (_u)->replicas + (_u)->replica_entries_bytes;\
+ _r = replicas_usage_next(_r), \
+ BUG_ON((void *) _r > (void *) (_u)->replicas + (_u)->replica_entries_bytes))
+
static void print_fs_usage(const char *path, enum units units)
{
- unsigned i, j;
+ unsigned i;
char uuid[40];
struct bchfs_handle fs = bcache_fs_open(path);
- struct bch_ioctl_usage *u = bchu_usage(fs);
+
+ struct dev_name *dev;
+ dev_names dev_names = bchu_fs_get_devices(fs);
+
+ struct bch_ioctl_fs_usage *u = bchu_fs_usage(fs);
uuid_unparse(fs.uuid.b, uuid);
printf("Filesystem %s:\n", uuid);
- printf("%-20s%12s\n", "Size:", pr_units(u->fs.capacity, units));
- printf("%-20s%12s\n", "Used:", pr_units(u->fs.used, units));
+ printf("%-20s%12s\n", "Size:", pr_units(u->capacity, units));
+ printf("%-20s%12s\n", "Used:", pr_units(u->used, units));
- printf("%-20s%12s%12s%12s%12s\n",
- "By replicas:", "1x", "2x", "3x", "4x");
+ printf("%-20s%12s\n", "Online reserved:", pr_units(u->online_reserved, units));
- for (j = BCH_DATA_SB; j < BCH_DATA_NR; j++) {
- printf_pad(20, " %s:", bch2_data_types[j]);
+ printf("\n");
+ printf("%-16s%-16s%s\n", "Data type", "Required/total", "Devices");
- for (i = 0; i < BCH_REPLICAS_MAX; i++)
- printf("%12s", pr_units(u->fs.sectors[j][i], units));
- printf("\n");
- }
+ for (i = 0; i < BCH_REPLICAS_MAX; i++) {
+ if (!u->persistent_reserved[i])
+ continue;
- printf_pad(20, " %s:", "reserved");
- for (i = 0; i < BCH_REPLICAS_MAX; i++)
- printf("%12s", pr_units(u->fs.persistent_reserved[i], units));
- printf("\n");
+ printf_pad(16, "%s: ", "reserved");
+ printf_pad(16, "%u/%u ", 1, i);
+ printf_pad(32, "[] ");
+ printf("%s\n", pr_units(u->persistent_reserved[i], units));
+ }
- printf("%-20s%12s\n", " online reserved:", pr_units(u->fs.online_reserved, units));
+ struct bch_replicas_usage *r;
- darray(struct dev_by_label) devs_by_label;
- darray_init(devs_by_label);
+ for_each_usage_replica(u, r)
+ if (r->r.data_type < BCH_DATA_user)
+ print_replicas_usage(r, &dev_names, units);
- for (i = 0; i < u->nr_devices; i++) {
- struct bch_ioctl_dev_usage *d = u->devs + i;
+ for_each_usage_replica(u, r)
+ if (r->r.data_type == BCH_DATA_user &&
+ r->r.nr_required <= 1)
+ print_replicas_usage(r, &dev_names, units);
- if (!d->alive)
- continue;
+ for_each_usage_replica(u, r)
+ if (r->r.data_type == BCH_DATA_user &&
+ r->r.nr_required > 1)
+ print_replicas_usage(r, &dev_names, units);
- char *label_attr = mprintf("dev-%u/label", i);
- char *label = read_file_str(fs.sysfs_fd, label_attr);
- free(label_attr);
+ for_each_usage_replica(u, r)
+ if (r->r.data_type > BCH_DATA_user)
+ print_replicas_usage(r, &dev_names, units);
- darray_append(devs_by_label,
- (struct dev_by_label) { i, label });
- }
+ free(u);
- sort(&darray_item(devs_by_label, 0), darray_size(devs_by_label),
- sizeof(darray_item(devs_by_label, 0)), dev_by_label_cmp, NULL);
+ sort(&darray_item(dev_names, 0), darray_size(dev_names),
+ sizeof(darray_item(dev_names, 0)), dev_by_label_cmp, NULL);
- struct dev_by_label *d;
- darray_foreach(d, devs_by_label)
- print_dev_usage(u->devs + d->idx, d->idx, d->label, units);
+ darray_foreach(dev, dev_names)
+ print_dev_usage(fs, dev, units);
- darray_foreach(d, devs_by_label)
- free(d->label);
- darray_free(devs_by_label);
+ darray_foreach(dev, dev_names) {
+ free(dev->dev);
+ free(dev->label);
+ }
+ darray_free(dev_names);
- free(u);
bcache_fs_close(fs);
}
projects / bcachefs-tools-debian / blobdiff