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ctdb-vacuum: treat value 0 of tunable RepackLimit as turned off.

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I.e. when RepackLimit is set to 0, no size of the freelist
should trigger a repack in vacuuming.

Signed-off-by: Michael Adam <obnox@samba.org>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
This commit is contained in:
Michael Adam 2014-02-12 17:40:31 +01:00 committed by Amitay Isaacs
parent af5568b267
commit 48f2d11588
1 changed files with 9 additions and 7 deletions
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16
ctdb/server/ctdb_vacuum.c
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@ -1420,7 +1420,7 @@ static int ctdb_vacuum_and_repack_db(struct ctdb_db_context *ctdb_db,
uint32_t repack_limit = ctdb_db->ctdb->tunable.repack_limit;
uint32_t vacuum_limit = ctdb_db->ctdb->tunable.vacuum_limit;
const char *name = ctdb_db->db_name;
int freelist_size;
int freelist_size = 0;
struct vacuum_data *vdata;
vdata = talloc_zero(mem_ctx, struct vacuum_data);
@ -1449,17 +1449,19 @@ static int ctdb_vacuum_and_repack_db(struct ctdb_db_context *ctdb_db,
DEBUG(DEBUG_ERR,(__location__ " Failed to vacuum '%s'\n", name));
}
freelist_size = tdb_freelist_size(ctdb_db->ltdb->tdb);
if (freelist_size == -1) {
DEBUG(DEBUG_ERR,(__location__ " Failed to get freelist size for '%s'\n", name));
talloc_free(vdata);
return -1;
if (repack_limit != 0) {
freelist_size = tdb_freelist_size(ctdb_db->ltdb->tdb);
if (freelist_size == -1) {
DEBUG(DEBUG_ERR,(__location__ " Failed to get freelist size for '%s'\n", name));
talloc_free(vdata);
return -1;
}
}
/*
* decide if a repack is necessary
*/
if ((uint32_t)freelist_size < repack_limit &&
if ((repack_limit == 0 || (uint32_t)freelist_size < repack_limit) &&
vdata->delete_left < vacuum_limit)
{
talloc_free(vdata);