samba.git/ctdb/server/ipalloc.c, branch v4-7-stable Unnamed repository; edit this file 'description' to name the repository. ctdb-ipalloc: Add per-IP known_on bitmap 2017-02-24T06:47:12+00:00 Martin Schwenke martin@meltin.net 2017-02-07T04:23:36+00:00 75d08229858a3f236333aadc6422c18e92e872f8 Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-ipalloc: Switch noiphost to struct bitmap 2017-02-24T06:47:11+00:00 Martin Schwenke martin@meltin.net 2017-02-03T01:28:44+00:00 5bb6ec6af2359a5b463349df54c168741cb1aca3 Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-ipalloc: Switch available_on to struct bitmap 2017-02-24T06:47:11+00:00 Martin Schwenke martin@meltin.net 2016-12-02T03:21:59+00:00 0b4e609194f1f45d80a7e6274f8de66863b8d6de Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-takeover: NoIPHostOnAllDisabled is global across cluster 2016-12-19T03:07:08+00:00 Martin Schwenke martin@meltin.net 2016-12-10T09:03:38+00:00 3d80fdd5801c9bc8e81e0bc6fd3cb4f1bd355553 Instead of gathering the value from all nodes, just use the value on the recovery master and have it affect all nodes. Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
Instead of gathering the value from all nodes, just use the value on
the recovery master and have it affect all nodes.

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-takeover: NoIPTakeover is global across cluster 2016-12-19T03:07:08+00:00 Martin Schwenke martin@meltin.net 2016-12-10T08:39:11+00:00 9b456bc7301927d515bab14ae7b875330da70f21 Instead of gathering the value from all nodes, just use the value on the recovery master and have it affect all nodes. Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
Instead of gathering the value from all nodes, just use the value on
the recovery master and have it affect all nodes.

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-ipalloc: Optimise check to see if IP is available on a node 2016-12-01T23:24:28+00:00 Martin Schwenke martin@meltin.net 2016-11-18T05:08:13+00:00 429377a2426fdfc8c3f7d8854fa2189ad36ff78c Use a "bitmap" of available IPs for each IP address instead of walking the list of available IP addresses. For ctdb/tests/takeover/lcp2.030.sh, this improves the time taken on my laptop from: real 0m11.997s user 0m11.960s sys 0m0.000s to real 0m8.571s user 0m8.544s sys 0m0.000s So, when assigning all 900 IP addresses the improvement is about 25%. For the no-op case (where all IPs are already assigned to nodes), the extra setup adds a small fraction of a second for 900 IPs. Intermediate cases result in intermediate improvements. Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
Use a "bitmap" of available IPs for each IP address instead of walking
the list of available IP addresses.

For ctdb/tests/takeover/lcp2.030.sh, this improves the time taken on
my laptop from:

  real	0m11.997s
  user	0m11.960s
  sys	0m0.000s

to

  real	0m8.571s
  user	0m8.544s
  sys	0m0.000s

So, when assigning all 900 IP addresses the improvement is about 25%.

For the no-op case (where all IPs are already assigned to nodes), the
extra setup adds a small fraction of a second for 900 IPs.
Intermediate cases result in intermediate improvements.

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-ipalloc: ipalloc_set_public_ips() can't fail 2016-09-14T06:39:29+00:00 Martin Schwenke martin@meltin.net 2016-09-12T06:04:18+00:00 7ec7d4f3c08799fa128401f08f2f810672b98ae8 So make it a void function. BUG: https://bugzilla.samba.org/show_bug.cgi?id=12254 Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
So make it a void function.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=12254

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-ipalloc: Move merged IP list creation to ipalloc() 2016-09-14T06:39:29+00:00 Martin Schwenke martin@meltin.net 2016-09-12T05:59:09+00:00 7522a7aee8f4756639311d2450b723debd674c6b BUG: https://bugzilla.samba.org/show_bug.cgi?id=12254 Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
BUG: https://bugzilla.samba.org/show_bug.cgi?id=12254

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-ipalloc: Drop known_ips argument from merged IP list creation 2016-09-14T06:39:29+00:00 Martin Schwenke martin@meltin.net 2016-09-12T05:57:23+00:00 c1efb801a41f5b870317b14703b8a1cfecc5c68c This is available in the IP allocation state. BUG: https://bugzilla.samba.org/show_bug.cgi?id=12254 Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
This is available in the IP allocation state.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=12254

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>
ctdb-ipalloc: Optimise check to see if IPs can be hosted 2016-09-14T06:39:29+00:00 Martin Schwenke martin@meltin.net 2016-09-12T05:51:58+00:00 fed251726facf30225a131d43658975d5f4befb5 Add an early return if there are no known IP addresses. Also add an extra comment for clarification. BUG: https://bugzilla.samba.org/show_bug.cgi?id=12254 Signed-off-by: Martin Schwenke <martin@meltin.net> Reviewed-by: Amitay Isaacs <amitay@gmail.com> 
Add an early return if there are no known IP addresses.

Also add an extra comment for clarification.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=12254

Signed-off-by: Martin Schwenke <martin@meltin.net>
Reviewed-by: Amitay Isaacs <amitay@gmail.com>