Date: Wed, 16 Oct 2019 06:40:48 +0000 (UTC) From: Andriy Gapon <avg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r353615 - vendor-sys/illumos/dist/uts/common/fs/zfs vendor/illumos/dist/cmd/ztest Message-ID: <201910160640.x9G6emhQ083493@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: avg Date: Wed Oct 16 06:40:47 2019 New Revision: 353615 URL: https://svnweb.freebsd.org/changeset/base/353615 Log: 9485 Optimize possible split block search space illumos/illumos-gate@a21fe349793c3805ec504bbe5e9acf06c2d63d7a https://github.com/illumos/illumos-gate/commit/a21fe349793c3805ec504bbe5e9acf06c2d63d7a https://www.illumos.org/issues/9485 Port this commit from ZoL: https://github.com/zfsonlinux/zfs/commit/4589f3ae4c1bb435777da8640eb915f3c713b14d Author: Brian Behlendorf <behlendorf1@llnl.gov> Modified: vendor/illumos/dist/cmd/ztest/ztest.c Changes in other areas also in this revision: Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/vdev_indirect.c Modified: vendor/illumos/dist/cmd/ztest/ztest.c ============================================================================== --- vendor/illumos/dist/cmd/ztest/ztest.c Wed Oct 16 06:38:05 2019 (r353614) +++ vendor/illumos/dist/cmd/ztest/ztest.c Wed Oct 16 06:40:47 2019 (r353615) @@ -196,6 +196,7 @@ extern boolean_t zfs_compressed_arc_enabled; extern boolean_t zfs_abd_scatter_enabled; extern int dmu_object_alloc_chunk_shift; extern boolean_t zfs_force_some_double_word_sm_entries; +extern unsigned long zfs_reconstruct_indirect_damage_fraction; static ztest_shared_opts_t *ztest_shared_opts; static ztest_shared_opts_t ztest_opts; @@ -5697,7 +5698,8 @@ ztest_run_zdb(char *pool) isa = strdup(isa); /* LINTED */ (void) sprintf(bin, - "/usr/sbin%.*s/zdb -bcc%s%s -G -d -U %s %s", + "/usr/sbin%.*s/zdb -bcc%s%s -G -d -U %s " + "-o zfs_reconstruct_indirect_combinations_max=65536 %s", isalen, isa, ztest_opts.zo_verbose >= 3 ? "s" : "", @@ -6647,6 +6649,13 @@ main(int argc, char **argv) * of them so the feature get tested. */ zfs_force_some_double_word_sm_entries = B_TRUE; + + /* + * Verify that even extensively damaged split blocks with many + * segments can be reconstructed in a reasonable amount of time + * when reconstruction is known to be possible. + */ + zfs_reconstruct_indirect_damage_fraction = 4; ztest_fd_rand = open("/dev/urandom", O_RDONLY); ASSERT3S(ztest_fd_rand, >=, 0);
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201910160640.x9G6emhQ083493>