Make dsl_scan print the pool name in dbgmsg
If you've got multiple scrubs/resilvers going, it's rather helpful to know which pool each scan line refers to. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Matthew Ahrens <mahrens@delphix.com> Signed-off-by: Rich Ercolani <rincebrain@gmail.com> Closes: #12674
This commit is contained in:
Rich Ercolani
GitHub
parent
65ad5d1165
commit
6f57f1e382
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@ -467,8 +467,9 @@ dsl_scan_init(dsl_pool_t *dp, uint64_t txg)
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* new-style scrub from the beginning.
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*/
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scn->scn_restart_txg = txg;
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zfs_dbgmsg("old-style scrub was in progress; "
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zfs_dbgmsg("old-style scrub was in progress for %s; "
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"restarting new-style scrub in txg %llu",
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spa->spa_name,
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(longlong_t)scn->scn_restart_txg);
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/*
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@ -540,8 +541,9 @@ dsl_scan_init(dsl_pool_t *dp, uint64_t txg)
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* the meantime.
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*/
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scn->scn_restart_txg = txg;
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zfs_dbgmsg("new-style scrub was modified "
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zfs_dbgmsg("new-style scrub for %s was modified "
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"by old software; restarting in txg %llu",
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spa->spa_name,
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(longlong_t)scn->scn_restart_txg);
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} else if (dsl_scan_resilvering(dp)) {
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/*
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@ -553,7 +555,9 @@ dsl_scan_init(dsl_pool_t *dp, uint64_t txg)
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if (scn->scn_phys.scn_errors > 0) {
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scn->scn_restart_txg = txg;
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zfs_dbgmsg("resilver can't excise DTL_MISSING "
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"when finished; restarting in txg %llu",
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"when finished; restarting on %s in txg "
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"%llu",
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spa->spa_name,
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(u_longlong_t)scn->scn_restart_txg);
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} else {
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/* it's safe to excise DTL when finished */
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@ -688,7 +692,8 @@ dsl_scan_sync_state(dsl_scan_t *scn, dmu_tx_t *tx, state_sync_type_t sync_type)
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sizeof (scn->scn_phys));
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if (scn->scn_checkpointing)
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zfs_dbgmsg("finish scan checkpoint");
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zfs_dbgmsg("finish scan checkpoint for %s",
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spa->spa_name);
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scn->scn_checkpointing = B_FALSE;
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scn->scn_last_checkpoint = ddi_get_lbolt();
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@ -1113,7 +1118,8 @@ dsl_scan_restart_resilver(dsl_pool_t *dp, uint64_t txg)
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} else {
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dp->dp_scan->scn_restart_txg = txg;
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}
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zfs_dbgmsg("restarting resilver txg=%llu", (longlong_t)txg);
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zfs_dbgmsg("restarting resilver for %s at txg=%llu",
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dp->dp_spa->spa_name, (longlong_t)txg);
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}
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void
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@ -2065,18 +2071,20 @@ ds_destroyed_scn_phys(dsl_dataset_t *ds, dsl_scan_phys_t *scn_phys)
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*/
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scn_phys->scn_bookmark.zb_objset =
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dsl_dataset_phys(ds)->ds_next_snap_obj;
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zfs_dbgmsg("destroying ds %llu; currently traversing; "
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"reset zb_objset to %llu",
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zfs_dbgmsg("destroying ds %llu on %s; currently "
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"traversing; reset zb_objset to %llu",
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(u_longlong_t)ds->ds_object,
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ds->ds_dir->dd_pool->dp_spa->spa_name,
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(u_longlong_t)dsl_dataset_phys(ds)->
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ds_next_snap_obj);
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scn_phys->scn_flags |= DSF_VISIT_DS_AGAIN;
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} else {
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SET_BOOKMARK(&scn_phys->scn_bookmark,
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ZB_DESTROYED_OBJSET, 0, 0, 0);
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zfs_dbgmsg("destroying ds %llu; currently traversing; "
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"reset bookmark to -1,0,0,0",
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(u_longlong_t)ds->ds_object);
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zfs_dbgmsg("destroying ds %llu on %s; currently "
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"traversing; reset bookmark to -1,0,0,0",
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(u_longlong_t)ds->ds_object,
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ds->ds_dir->dd_pool->dp_spa->spa_name);
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}
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}
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}
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@ -2127,14 +2135,17 @@ dsl_scan_ds_destroyed(dsl_dataset_t *ds, dmu_tx_t *tx)
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scn->scn_phys.scn_queue_obj,
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dsl_dataset_phys(ds)->ds_next_snap_obj,
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mintxg, tx) == 0);
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zfs_dbgmsg("destroying ds %llu; in queue; "
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zfs_dbgmsg("destroying ds %llu on %s; in queue; "
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"replacing with %llu",
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(u_longlong_t)ds->ds_object,
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dp->dp_spa->spa_name,
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(u_longlong_t)dsl_dataset_phys(ds)->
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ds_next_snap_obj);
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} else {
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zfs_dbgmsg("destroying ds %llu; in queue; removing",
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(u_longlong_t)ds->ds_object);
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zfs_dbgmsg("destroying ds %llu on %s; in queue; "
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"removing",
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(u_longlong_t)ds->ds_object,
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dp->dp_spa->spa_name);
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}
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}
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@ -2151,9 +2162,10 @@ ds_snapshotted_bookmark(dsl_dataset_t *ds, zbookmark_phys_t *scn_bookmark)
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if (scn_bookmark->zb_objset == ds->ds_object) {
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scn_bookmark->zb_objset =
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dsl_dataset_phys(ds)->ds_prev_snap_obj;
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zfs_dbgmsg("snapshotting ds %llu; currently traversing; "
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zfs_dbgmsg("snapshotting ds %llu on %s; currently traversing; "
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"reset zb_objset to %llu",
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(u_longlong_t)ds->ds_object,
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ds->ds_dir->dd_pool->dp_spa->spa_name,
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(u_longlong_t)dsl_dataset_phys(ds)->ds_prev_snap_obj);
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}
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}
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@ -2192,9 +2204,10 @@ dsl_scan_ds_snapshotted(dsl_dataset_t *ds, dmu_tx_t *tx)
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VERIFY(zap_add_int_key(dp->dp_meta_objset,
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scn->scn_phys.scn_queue_obj,
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dsl_dataset_phys(ds)->ds_prev_snap_obj, mintxg, tx) == 0);
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zfs_dbgmsg("snapshotting ds %llu; in queue; "
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zfs_dbgmsg("snapshotting ds %llu on %s; in queue; "
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"replacing with %llu",
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(u_longlong_t)ds->ds_object,
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dp->dp_spa->spa_name,
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(u_longlong_t)dsl_dataset_phys(ds)->ds_prev_snap_obj);
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}
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@ -2207,15 +2220,17 @@ ds_clone_swapped_bookmark(dsl_dataset_t *ds1, dsl_dataset_t *ds2,
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{
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if (scn_bookmark->zb_objset == ds1->ds_object) {
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scn_bookmark->zb_objset = ds2->ds_object;
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zfs_dbgmsg("clone_swap ds %llu; currently traversing; "
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zfs_dbgmsg("clone_swap ds %llu on %s; currently traversing; "
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"reset zb_objset to %llu",
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(u_longlong_t)ds1->ds_object,
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ds1->ds_dir->dd_pool->dp_spa->spa_name,
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(u_longlong_t)ds2->ds_object);
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} else if (scn_bookmark->zb_objset == ds2->ds_object) {
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scn_bookmark->zb_objset = ds1->ds_object;
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zfs_dbgmsg("clone_swap ds %llu; currently traversing; "
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zfs_dbgmsg("clone_swap ds %llu on %s; currently traversing; "
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"reset zb_objset to %llu",
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(u_longlong_t)ds2->ds_object,
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ds2->ds_dir->dd_pool->dp_spa->spa_name,
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(u_longlong_t)ds1->ds_object);
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}
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}
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@ -2305,18 +2320,20 @@ dsl_scan_ds_clone_swapped(dsl_dataset_t *ds1, dsl_dataset_t *ds2, dmu_tx_t *tx)
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scn->scn_phys.scn_queue_obj, ds1->ds_object, tx));
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VERIFY3S(0, ==, zap_add_int_key(dp->dp_meta_objset,
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scn->scn_phys.scn_queue_obj, ds2->ds_object, mintxg1, tx));
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zfs_dbgmsg("clone_swap ds %llu; in queue; "
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zfs_dbgmsg("clone_swap ds %llu on %s; in queue; "
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"replacing with %llu",
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(u_longlong_t)ds1->ds_object,
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dp->dp_spa->spa_name,
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(u_longlong_t)ds2->ds_object);
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} else if (ds2_queued) {
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VERIFY3S(0, ==, zap_remove_int(dp->dp_meta_objset,
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scn->scn_phys.scn_queue_obj, ds2->ds_object, tx));
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VERIFY3S(0, ==, zap_add_int_key(dp->dp_meta_objset,
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scn->scn_phys.scn_queue_obj, ds1->ds_object, mintxg2, tx));
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zfs_dbgmsg("clone_swap ds %llu; in queue; "
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zfs_dbgmsg("clone_swap ds %llu on %s; in queue; "
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"replacing with %llu",
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(u_longlong_t)ds2->ds_object,
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dp->dp_spa->spa_name,
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(u_longlong_t)ds1->ds_object);
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}
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@ -2451,7 +2468,8 @@ dsl_scan_visitds(dsl_scan_t *scn, uint64_t dsobj, dmu_tx_t *tx)
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* If we did not completely visit this dataset, do another pass.
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*/
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if (scn->scn_phys.scn_flags & DSF_VISIT_DS_AGAIN) {
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zfs_dbgmsg("incomplete pass; visiting again");
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zfs_dbgmsg("incomplete pass on %s; visiting again",
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dp->dp_spa->spa_name);
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scn->scn_phys.scn_flags &= ~DSF_VISIT_DS_AGAIN;
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scan_ds_queue_insert(scn, ds->ds_object,
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scn->scn_phys.scn_cur_max_txg);
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@ -2650,8 +2668,8 @@ dsl_scan_ddt(dsl_scan_t *scn, dmu_tx_t *tx)
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break;
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}
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zfs_dbgmsg("scanned %llu ddt entries with class_max = %u; "
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"suspending=%u", (longlong_t)n,
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zfs_dbgmsg("scanned %llu ddt entries on %s with class_max = %u; "
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"suspending=%u", (longlong_t)n, scn->scn_dp->dp_spa->spa_name,
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(int)scn->scn_phys.scn_ddt_class_max, (int)scn->scn_suspending);
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ASSERT(error == 0 || error == ENOENT);
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@ -3412,11 +3430,11 @@ dsl_process_async_destroys(dsl_pool_t *dp, dmu_tx_t *tx)
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}
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if (scn->scn_visited_this_txg) {
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zfs_dbgmsg("freed %llu blocks in %llums from "
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"free_bpobj/bptree txg %llu; err=%u",
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"free_bpobj/bptree on %s in txg %llu; err=%u",
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(longlong_t)scn->scn_visited_this_txg,
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(longlong_t)
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NSEC2MSEC(gethrtime() - scn->scn_sync_start_time),
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(longlong_t)tx->tx_txg, err);
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spa->spa_name, (longlong_t)tx->tx_txg, err);
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scn->scn_visited_this_txg = 0;
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scn->scn_dedup_frees_this_txg = 0;
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@ -3520,8 +3538,8 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx)
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dsl_scan_done(scn, B_FALSE, tx);
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if (vdev_resilver_needed(spa->spa_root_vdev, NULL, NULL))
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func = POOL_SCAN_RESILVER;
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zfs_dbgmsg("restarting scan func=%u txg=%llu",
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func, (longlong_t)tx->tx_txg);
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zfs_dbgmsg("restarting scan func=%u on %s txg=%llu",
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func, dp->dp_spa->spa_name, (longlong_t)tx->tx_txg);
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dsl_scan_setup_sync(&func, tx);
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}
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@ -3634,17 +3652,20 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx)
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ddi_get_lbolt() - scn->scn_last_checkpoint >
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SEC_TO_TICK(zfs_scan_checkpoint_intval)) {
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if (!scn->scn_checkpointing)
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zfs_dbgmsg("begin scan checkpoint");
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zfs_dbgmsg("begin scan checkpoint for %s",
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spa->spa_name);
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scn->scn_checkpointing = B_TRUE;
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scn->scn_clearing = B_TRUE;
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} else {
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boolean_t should_clear = dsl_scan_should_clear(scn);
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if (should_clear && !scn->scn_clearing) {
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zfs_dbgmsg("begin scan clearing");
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zfs_dbgmsg("begin scan clearing for %s",
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spa->spa_name);
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scn->scn_clearing = B_TRUE;
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} else if (!should_clear && scn->scn_clearing) {
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zfs_dbgmsg("finish scan clearing");
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zfs_dbgmsg("finish scan clearing for %s",
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spa->spa_name);
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scn->scn_clearing = B_FALSE;
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}
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}
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@ -3669,16 +3690,18 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx)
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if (scnp->scn_ddt_bookmark.ddb_class <=
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scnp->scn_ddt_class_max) {
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ASSERT(ZB_IS_ZERO(&scnp->scn_bookmark));
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zfs_dbgmsg("doing scan sync txg %llu; "
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zfs_dbgmsg("doing scan sync for %s txg %llu; "
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"ddt bm=%llu/%llu/%llu/%llx",
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spa->spa_name,
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(longlong_t)tx->tx_txg,
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(longlong_t)scnp->scn_ddt_bookmark.ddb_class,
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(longlong_t)scnp->scn_ddt_bookmark.ddb_type,
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(longlong_t)scnp->scn_ddt_bookmark.ddb_checksum,
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(longlong_t)scnp->scn_ddt_bookmark.ddb_cursor);
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} else {
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zfs_dbgmsg("doing scan sync txg %llu; "
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zfs_dbgmsg("doing scan sync for %s txg %llu; "
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"bm=%llu/%llu/%llu/%llu",
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spa->spa_name,
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(longlong_t)tx->tx_txg,
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(longlong_t)scnp->scn_bookmark.zb_objset,
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(longlong_t)scnp->scn_bookmark.zb_object,
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@ -3707,10 +3730,11 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx)
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(void) zio_wait(scn->scn_zio_root);
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scn->scn_zio_root = NULL;
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zfs_dbgmsg("scan visited %llu blocks in %llums "
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zfs_dbgmsg("scan visited %llu blocks of %s in %llums "
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"(%llu os's, %llu holes, %llu < mintxg, "
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"%llu in ddt, %llu > maxtxg)",
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(longlong_t)scn->scn_visited_this_txg,
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spa->spa_name,
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(longlong_t)NSEC2MSEC(gethrtime() -
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scn->scn_sync_start_time),
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(longlong_t)scn->scn_objsets_visited_this_txg,
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@ -3726,7 +3750,8 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx)
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scn->scn_checkpointing = B_TRUE;
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scn->scn_clearing = B_TRUE;
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}
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zfs_dbgmsg("scan complete txg %llu",
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zfs_dbgmsg("scan complete for %s txg %llu",
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spa->spa_name,
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(longlong_t)tx->tx_txg);
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}
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} else if (scn->scn_is_sorted && scn->scn_bytes_pending != 0) {
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@ -3743,9 +3768,10 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx)
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(void) dsl_scan_should_clear(scn);
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dsl_scan_update_stats(scn);
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zfs_dbgmsg("scan issued %llu blocks (%llu segs) in %llums "
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"(avg_block_size = %llu, avg_seg_size = %llu)",
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zfs_dbgmsg("scan issued %llu blocks for %s (%llu segs) "
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"in %llums (avg_block_size = %llu, avg_seg_size = %llu)",
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(longlong_t)scn->scn_zios_this_txg,
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spa->spa_name,
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(longlong_t)scn->scn_segs_this_txg,
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(longlong_t)NSEC2MSEC(gethrtime() -
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scn->scn_sync_start_time),
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@ -3753,8 +3779,9 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx)
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(longlong_t)scn->scn_avg_seg_size_this_txg);
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} else if (scn->scn_done_txg != 0 && scn->scn_done_txg <= tx->tx_txg) {
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/* Finished with everything. Mark the scrub as complete */
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zfs_dbgmsg("scan issuing complete txg %llu",
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(longlong_t)tx->tx_txg);
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zfs_dbgmsg("scan issuing complete txg %llu for %s",
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(longlong_t)tx->tx_txg,
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spa->spa_name);
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ASSERT3U(scn->scn_done_txg, !=, 0);
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ASSERT0(spa->spa_scrub_inflight);
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ASSERT0(scn->scn_bytes_pending);
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