Commit Graph

443 Commits

Author SHA1 Message Date
Thomas Schoebel-Theuer
49d0d9183c infra: avoid double say logging 2018-01-31 07:45:55 +01:00
Thomas Schoebel-Theuer
7b54f1d341 infra: remove senseless non-atomic alloc 2018-01-31 07:45:55 +01:00
Thomas Schoebel-Theuer
f2b1e61812 infra: replace say rwlock by rwsem 2018-01-31 07:45:55 +01:00
Thomas Schoebel-Theuer
f7e9619ab7 infra: factor out atomic testing 2018-01-31 07:45:55 +01:00
Thomas Schoebel-Theuer
b790c99d5a main: replace spinlock by mutex 2018-01-31 07:45:21 +01:00
Thomas Schoebel-Theuer
e5bb5ade55 logger: replace spinlock by rwsem 2018-01-31 07:24:00 +01:00
Thomas Schoebel-Theuer
d2786079f6 logger: replace rwlock by rwsem 2018-01-31 07:24:00 +01:00
Thomas Schoebel-Theuer
2fef63b72a client: replace spinlock with mutex 2018-01-31 07:23:41 +01:00
Thomas Schoebel-Theuer
8b6f93a6db aio: replace spinlock with mutex 2018-01-31 07:21:08 +01:00
Thomas Schoebel-Theuer
1a73763913 all: remove old dirtifying 2017-12-10 20:54:27 +01:00
Thomas Schoebel-Theuer
b2cf8686de infra: use new mapfree dirtifying 2017-12-10 20:54:27 +01:00
Thomas Schoebel-Theuer
7d64386a21 aio: use new mapfree dirtifying 2017-12-10 20:54:27 +01:00
Thomas Schoebel-Theuer
d8eac2ecba all: new mapfree dirtifying 2017-12-10 20:54:27 +01:00
Thomas Schoebel-Theuer
65f9892165 infra: use rwsem at mapfree 2017-12-10 19:39:59 +01:00
Thomas Schoebel-Theuer
42543656dc main: auto logrotate on small /mars 2017-10-23 17:07:41 +02:00
Thomas Schoebel-Theuer
dedf7f3cdc main: fix writeback overflow when /mars has less space than RAM
Observed at Arsys prototype testing.
Thanks to Andoni Ayala for the problem report.
2017-10-23 16:43:28 +02:00
Thomas Schoebel-Theuer
981dc07a6d all: deletions tuning 2017-09-11 11:34:20 +02:00
Thomas Schoebel-Theuer
56d7f72a62 net: early detection of socket hangups 2017-09-08 23:42:30 +02:00
Thomas Schoebel-Theuer
9025283608 server: handler limit 2017-09-07 12:56:23 +02:00
Thomas Schoebel-Theuer
2d26b3d224 server: dent limit 2017-09-07 12:55:40 +02:00
Thomas Schoebel-Theuer
c0dfbde8a8 infra: fix mem leak from merge error 2017-09-05 11:23:44 +02:00
Thomas Schoebel-Theuer
3d2811c719 main: fix deadlock on uuid at leave-cluster
Similar to before:

root@m0:~# cat /proc/2642/stack
[<ffffffff810591cc>] kthread_stop+0x7f/0x10d
[<ffffffffa0172033>] _kill_peer.isra.7+0xf9/0x1ea [mars]
[<ffffffffa0172180>] peer_destruct+0xe/0x10 [mars]
[<ffffffffa016866a>] mars_free_dent+0x188/0x1b4 [mars]
[<ffffffffa0168a5a>] mars_dent_work+0x3c4/0x563 [mars]
[<ffffffffa0171265>] _main_thread+0x2b2/0x88d [mars]
[<ffffffff81059145>] kthread+0xb5/0xbd
[<ffffffff81660a19>] ret_from_fork+0x49/0x80
[<ffffffffffffffff>] 0xffffffffffffffff
root@m0:~# cat /proc/4282/stack
[<ffffffff81342154>] call_rwsem_down_read_failed+0x14/0x30
[<ffffffffa0166554>] mars_find_dent+0x19/0x3d [mars]
[<ffffffffa0172a30>] peer_thread+0x8ae/0xdc0 [mars]
[<ffffffff81059145>] kthread+0xb5/0xbd
[<ffffffff81660a19>] ret_from_fork+0x49/0x80
[<ffffffffffffffff>] 0xffffffffffffffff
2017-09-01 20:14:36 +02:00
Thomas Schoebel-Theuer
6c56b53850 infra: fix deadlock on leave-cluster & friends
root@m1:~# cat /proc/2661/stack
[<ffffffff810591cc>] kthread_stop+0x7f/0x10d
[<ffffffffa01660a5>] _kill_peer.isra.7+0xf9/0x1ea [mars]
[<ffffffffa01661f2>] peer_destruct+0xe/0x10 [mars]
[<ffffffffa015c66a>] mars_free_dent+0x188/0x1b4 [mars]
[<ffffffffa015ca5a>] mars_dent_work+0x3c4/0x563 [mars]
[<ffffffffa01652d7>] _main_thread+0x2b2/0x88d [mars]
[<ffffffff81059145>] kthread+0xb5/0xbd
[<ffffffff81660a19>] ret_from_fork+0x49/0x80
[<ffffffffffffffff>] 0xffffffffffffffff

root@m1:~# cat /proc/4473/stack
[<ffffffff81342154>] call_rwsem_down_read_failed+0x14/0x30
[<ffffffffa015a554>] mars_find_dent+0x19/0x3d [mars]
[<ffffffffa015dadc>] _mars_translate_hostname+0x86/0x126 [mars]
[<ffffffffa0166663>] peer_thread+0x46f/0xdc0 [mars]
[<ffffffff81059145>] kthread+0xb5/0xbd
[<ffffffff81660a19>] ret_from_fork+0x49/0x80
[<ffffffffffffffff>] 0xffffffffffffffff
2017-09-01 20:03:48 +02:00
Thomas Schoebel-Theuer
1e13c9e7ae all: document some deadlock danger on debug output 2017-08-29 18:53:24 +02:00
Thomas Schoebel-Theuer
45005f25c9 main: fix is_attached 2017-08-29 18:40:30 +02:00
Thomas Schoebel-Theuer
5b41b2fb84 infra: regularly prune the /mars dentry cache 2017-08-25 15:07:59 +02:00
Thomas Schoebel-Theuer
de8abf0284 main: report is-detached only when bio is gone 2017-08-21 21:16:37 +02:00
Thomas Schoebel-Theuer
68016194bc main: report is-detached for damaged resources 2017-08-21 21:16:36 +02:00
Thomas Schoebel-Theuer
45f9440842 main: protect rot list by rwsem 2017-07-26 11:08:56 +02:00
Thomas Schoebel-Theuer
3d9bbcb23c main: check alive link timestamp instead of tree version
The tree version might be updated less frequently.
2017-07-26 11:08:12 +02:00
Thomas Schoebel-Theuer
cf84aeba9f main: avoid fetch from failed peer for a while 2017-07-26 10:27:04 +02:00
Thomas Schoebel-Theuer
881f61bfcc main: fix abort of logfile fetching 2017-07-26 10:00:51 +02:00
Thomas Schoebel-Theuer
c117bffa11 logger: reset limiter 2017-07-05 07:37:12 +02:00
Thomas Schoebel-Theuer
a856db082b server: update limiter during idle time 2017-07-05 07:37:12 +02:00
Thomas Schoebel-Theuer
69d2f864d3 client: reset limiter 2017-07-05 07:37:12 +02:00
Thomas Schoebel-Theuer
25da408d66 copy: reset limiter 2017-07-05 07:37:12 +02:00
Thomas Schoebel-Theuer
ff2c948247 infra: add reset of limiter 2017-07-05 07:37:12 +02:00
Thomas Schoebel-Theuer
27eb38ff3e infra: add total statistics to limiter 2017-07-05 07:37:12 +02:00
Thomas Schoebel-Theuer
a983bf42de main: show peer debuginfo 2017-07-05 07:37:12 +02:00
Thomas Schoebel-Theuer
d976fde7fb main: replace peer_lock spinlock by rwsem 2017-07-05 07:37:12 +02:00
Thomas Schoebel-Theuer
8b6fe3e3bb infra: remove superfluous event trigger 2017-06-07 06:22:46 +02:00
Thomas Schoebel-Theuer
37fb40f8a7 logger: remove seaparate flying counter 2017-06-07 06:22:46 +02:00
Thomas Schoebel-Theuer
cbb7de25fe logger: fix races on queues 2017-06-07 06:22:46 +02:00
Thomas Schoebel-Theuer
c95c478f30 logger: new activity counter 2017-06-07 06:22:46 +02:00
Thomas Schoebel-Theuer
0783946bc2 logger: downgrade atomic_t 2017-06-07 06:22:46 +02:00
Thomas Schoebel-Theuer
d8e2421de9 logger: remove useless counter 2017-06-07 06:22:46 +02:00
Thomas Schoebel-Theuer
57c9da1800 aio: fix race on array index 2017-06-04 17:56:46 +02:00
Thomas Schoebel-Theuer
0fafba3cd0 infra: better debugging 2017-05-22 11:25:00 +02:00
Thomas Schoebel-Theuer
d12b20ef1c main: fix hang of fetch 2017-05-22 11:25:00 +02:00
Thomas Schoebel-Theuer
fd72fef4c9 infra: fix signal handling 2017-05-22 11:25:00 +02:00