From: Nick Dokos Subject: e2fsprogs 1.41.7 (pu branch) basic sanity checks Date: Mon, 06 Jul 2009 15:42:57 -0400 Message-ID: <8653.1246909377@alphaville.usa.hp.com> Reply-To: nicholas.dokos@hp.com Cc: nicholas.dokos@hp.com, linux-ext4@vger.kernel.org To: Theodore Ts'o Return-path: Received: from g1t0029.austin.hp.com ([15.216.28.36]:25724 "EHLO g1t0029.austin.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752393AbZGFTmW (ORCPT ); Mon, 6 Jul 2009 15:42:22 -0400 Sender: linux-ext4-owner@vger.kernel.org List-ID: I ran mkfs/e2fsck/mount/df on a 32-TB filesystem (built on LVM) with the bits from the pu branch: no problems so far (other than reporting problems - e.g. memory usage by e2fsck). Here is the output: $ sudo time mke2fs -q -t ext4 -O ^resize_inode -E stride=32,stripe-width=512 /dev/mapper/bigvg-bigvol 63.48user 707.05system 12:55.70elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k 720inputs+1026586096outputs (3major+317165minor)pagefaults 0swaps $ sudo time e2fsck -t -t -F -n -f /dev/mapper/bigvg-bigvol e2fsck 1.41.7 (29-June-2009) Pass 1: Checking inodes, blocks, and sizes Pass 1: Memory used: 292k/18014398507629424k (84k/209k), time: 6.42/ 4.52/ 1.89 Pass 1: I/O read: 0MB, write: 0MB, rate: 0.00MB/s Pass 2: Checking directory structure Pass 2: Memory used: 292k/18014398508200200k (84k/209k), time: 0.90/ 0.43/ 0.47 Pass 2: I/O read: 1MB, write: 0MB, rate: 1.11MB/s Pass 3: Checking directory connectivity Peak memory: Memory used: 292k/18014398508450540k (84k/209k), time: 11.93/ 8.75/ 3.16 Pass 3: Memory used: 292k/18014398508200200k (84k/209k), time: 0.28/ 0.12/ 0.16 Pass 3: I/O read: 0MB, write: 0MB, rate: 0.00MB/s Pass 4: Checking reference counts Pass 4: Memory used: 292k/1520628k (84k/209k), time: 70.28/70.14/ 0.12 Pass 4: I/O read: 0MB, write: 0MB, rate: 0.00MB/s Pass 5: Checking group summary information Pass 5: Memory used: 292k/1270288k (84k/209k), time: 1228.84/1222.10/ 1.02 Pass 5: I/O read: 62MB, write: 0MB, rate: 0.05MB/s /dev/mapper/bigvg-bigvol: 11/2050768896 files (0.0% non-contiguous), 128808243/8203075584 blocks Memory used: 292k/1270288k (84k/209k), time: 1311.06/1300.99/ 4.32 I/O read: 77MB, write: 0MB, rate: 0.06MB/s 1300.99user 4.49system 21:51.24elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k 166848inputs+0outputs (4major+1668023minor)pagefaults 0swaps # mount /dev/mapper/bigvg-bigvol /ext4.1 # cd /ext4.1 # df . Filesystem 1K-blocks Used Available Use% Mounted on /dev/mapper/bigvg-bigvol 32297200456 131092 30656454248 1% /ext4.1 Nick