diff --git a/doc/forum/lsof_resource_use_problems.mdwn b/doc/forum/lsof_resource_use_problems.mdwn new file mode 100644 index 0000000000..f15b81fe92 --- /dev/null +++ b/doc/forum/lsof_resource_use_problems.mdwn @@ -0,0 +1,42 @@ +When the assistant runs lsof on my file system, the lsof process consumes a horrendous amount of memory (>11GB). This forces a large amount of swapping, and brings the system to its knees until the process exits. The same thing occurs when I run lsof manually, but this is currently making the assistant unusable for me. Is this normal when running lsof on a large number of files, or is something wrong with my particular setup? + +An example of resource usage from top, and some system details: + +--- + PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND + 33735 username 1 23 0 28208M 11507M pfault 0 0:07 58.50% lsof +--- + [username@hostname /mnt/media]$ uname -a + FreeBSD hostname 9.2-RELEASE-p10 FreeBSD 9.2-RELEASE-p10 #0 r262572+4fb5adc: Wed Aug 6 17:07:16 PDT 2014 root@build3.ixsystems.com:/fusion/jkh/921/freenas/os-base/amd64/fusion/jkh/921/freenas/FreeBSD/src/sys/FREENAS.amd64 amd64 +--- + [username@hostname /mnt/media]$ lsof -h + lsof 4.88 +--- + [username@hostname /mnt/media]$ git annex info + repository mode: direct + trusted repositories: 0 + semitrusted repositories: 1 + d03b21fc-666d-457d-b953-0ca0ac7393d8 -- [hostname_media_indirect] + untrusted repositories: 2 + 00000000-0000-0000-0000-000000000001 -- web + 31497a4d-290e-409a-9fd2-20c7340c245b -- hostname_mnt/media [here] + transfers in progress: none + available local disk space: 780.1 gigabytes (+10 gigabytes reserved) + local annex keys: 41576 + local annex size: 943.95 gigabytes (+ 49 unknown size) + annexed files in working tree: 41887 + size of annexed files in working tree: 945.14 gigabytes (+ 50 unknown size) + bloom filter size: 16 mebibytes (8.3% full) + backend usage: + SHA512E: 81518 + WORM: 1846 + URL: 99 +--- + [username@hostname /mnt/media]$ git annex version + git-annex version: 5.20140817 + build flags: Assistant Webapp Webapp-secure Pairing S3 WebDAV Kqueue XMPP DNS Feeds Quvi TDFA CryptoHash + key/value backends: SHA256E SHA1E SHA512E SHA224E SHA384E SKEIN256E SKEIN512E SHA256 SHA1 SHA512 SHA224 SHA384 SKEIN256 SKEIN512 WORM URL + remote types: git gcrypt S3 bup directory rsync web webdav tahoe glacier ddar hook external + local repository version: 5 + supported repository version: 5 + upgrade supported from repository versions: 0 1 2 4