glusterfs.git/xlators, branch v3.0.3rc1 cluster/afr: Failover readdir calls. 2010-03-04T10:04:20+00:00 Vikas Gorur vikas@gluster.com 2010-03-01T17:47:06+00:00 1ce31a9a12a17b0dc3a2a0d99f3a6cfa00852cea This patch makes the replicate readdir call fail over to the next subvolume if the first call fails. It takes care to ensure that entries are not duplicated. The failover behavior of readdir only comes into effect if the option 'strict-readdir' is on. Signed-off-by: Vikas Gorur <vikas@dev.gluster.com> Signed-off-by: root <root@client02.(none)> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 453 (afr_readdir does not fail over) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=453 
This patch makes the replicate readdir call fail over to the next
subvolume if the first call fails. It takes care to ensure that
entries are not duplicated.

The failover behavior of readdir only comes into effect if
the option 'strict-readdir' is on.

Signed-off-by: Vikas Gorur <vikas@dev.gluster.com>
Signed-off-by: root <root@client02.(none)>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 453 (afr_readdir does not fail over)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=453
io-stats: new counters 2010-03-04T10:04:16+00:00 Anand Avati avati@gluster.com 2010-03-04T04:00:53+00:00 631f413ab484849ca15e094ac97e49c411b8a1a6 Add new counters and statistics for: a) total read data - since process start, last interval and per fd b) total write data - since process start, last interval and per fd c) counts of read IO block size - since process start, last interval and per fd d) counts of write IO block size - since process start, last interval and per fd e) counts of all FOP types passing through it Usage: 1. For dumping global stats sh# setfattr -n io-stats-dump /tmp/filename /mnt/gluster 2. For enabling per-fd stats option dump-fd-stats on Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 268 (Add timing instrumentation code) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=268 
Add new counters and statistics for:

a) total read data - since process start, last interval and per fd
b) total write data - since process start, last interval and per fd
c) counts of read IO block size - since process start, last interval and per fd
d) counts of write IO block size - since process start, last interval and per fd
e) counts of all FOP types passing through it

Usage:

1. For dumping global stats

sh# setfattr -n io-stats-dump /tmp/filename /mnt/gluster

2. For enabling per-fd stats

option dump-fd-stats on

Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 268 (Add timing instrumentation code)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=268
io-stats: indentation fixes 2010-03-04T10:04:13+00:00 Anand Avati avati@gluster.com 2010-03-04T03:59:55+00:00 f89c82f71f581faaf5ee45b4d08c8fe422fe2fd7 Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 268 (Add timing instrumentation code) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=268 
Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 268 (Add timing instrumentation code)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=268
posix: gen number fixes on non-Linux systems 2010-03-03T14:40:05+00:00 Vijay Bellur vijay@gluster.com 2010-03-02T07:20:31+00:00 8150d6bb9041f7e1b61370aebe14181f368d679f Most non-Linux platforms do not support extended attributes on special files and symlinks. Use the mtime as the generation number for these files on such systems Signed-off-by: Vijay Bellur <vijay@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 621 (3.0.2 GlusterFS fails on Solaris 10) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=621 
Most non-Linux platforms do not support extended attributes on special
files and symlinks. Use the mtime as the generation number for these
files on such systems

Signed-off-by: Vijay Bellur <vijay@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 621 (3.0.2 GlusterFS fails on Solaris 10)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=621
performance/io-threads: Support for Solaris. 2010-03-03T14:40:01+00:00 Vijay Bellur vijay@gluster.com 2010-03-02T07:19:34+00:00 1ea072a05e98335af0fd6f86c9582ce04d262a4e Signed-off-by: Vijay Bellur <vijay@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 621 (3.0.2 GlusterFS fails on Solaris 10) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=621 
Signed-off-by: Vijay Bellur <vijay@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 621 (3.0.2 GlusterFS fails on Solaris 10)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=621
features/quota: Remember '/' loc_t to initiate xattr calls. 2010-03-02T16:22:16+00:00 Pavan Sondur pavan@gluster.com 2010-03-02T06:38:55+00:00 9a23f8c685a37393be749c56340d51d85b25966d Signed-off-by: Pavan Vilas Sondur <pavan@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 685 (writing to a file fails complaining of "Transport endpoint not being connected") URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=685 
Signed-off-by: Pavan Vilas Sondur <pavan@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 685 (writing to a file fails complaining of "Transport endpoint not being connected")
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=685
stripe read fix (when read() is done on a sparse file over glusterfs) 2010-03-01T17:20:57+00:00 Amar Tumballi amar@gluster.com 2010-03-01T03:15:33+00:00 e9ac64fe060fa497ade7921a398abb0b7f61f417 Signed-off-by: Amar Tumballi <amar@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 536 (fsx tool fails over stripe) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=536 
Signed-off-by: Amar Tumballi <amar@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 536 (fsx tool fails over stripe)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=536
storage/posix: Don't use FTW_CONTINUE 2010-02-24T05:37:16+00:00 Vikas Gorur vikas@gluster.com 2010-02-23T13:50:25+00:00 3a1c66e21c4924851f2500a4e6909b211d7e9fa7 FTW_CONTINUE is not defined on Mac, and POSIX only specifies that the walker function must return 0. So just return 0. Signed-off-by: Vikas Gorur <vikas@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 625 (Gluster Fails to build on OS X 10.6.2) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=625 
FTW_CONTINUE is not defined on Mac, and POSIX only specifies
that the walker function must return 0. So just return 0.

Signed-off-by: Vikas Gorur <vikas@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 625 (Gluster Fails to build on OS X 10.6.2)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=625
dht: fix READDIR semantics which got broken in 512dcad823feb199d78f5b66a09bc404ccb899e8 2010-02-23T09:56:55+00:00 Anand Avati avati@gluster.com 2010-02-23T04:13:00+00:00 4f7edf59f42e5f6a4b75eb7a947755b582ca8fd2 Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 584 (automatically configure 'lookup-unhashed' option) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=584 
Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 584 (automatically configure 'lookup-unhashed' option)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=584
performance/write-behind: fix data corruption while aggregating the adjacent contiguous iobufs into a single iobuf 2010-02-23T07:39:47+00:00 Raghavendra G raghavendra@gluster.com 2010-02-22T23:59:05+00:00 71d5afaa15de1d1066799e2de54fe88182453ff1 - while aggregating, we should make sure that the destination has enough memory. __wb_collapse_write_bufs assumed that destination vector's iov_base was aligned to the start of an iobuf and hence memory of page_size is available for aggregation. This assumption is not always true, like in the configuration consisting afr->write->io-cache (afr is on top). Refer to the bug url for more details. Signed-off-by: Raghavendra G <raghavendra@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 542 (write-behind crashes) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=542 
- while aggregating, we should make sure that the destination has enough
   memory. __wb_collapse_write_bufs assumed that destination vector's iov_base
   was aligned to the start of an iobuf and hence memory of page_size is
   available for aggregation. This assumption is not always true, like in the
   configuration consisting afr->write->io-cache (afr is on top). Refer to the
   bug url for more details.

Signed-off-by: Raghavendra G <raghavendra@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 542 (write-behind crashes)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=542