Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in
Toggle navigation
C
codes
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
38
Issues
38
List
Boards
Labels
Milestones
Merge Requests
8
Merge Requests
8
Analytics
Analytics
Repository
Value Stream
Wiki
Wiki
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Commits
Issue Boards
Open sidebar
codes
codes
Commits
92409c58
Commit
92409c58
authored
Aug 29, 2016
by
Noah Wolfe
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
fattree-config-up-connections sim_log.txt
- fattree-config-up-connections - sim_log.txt
parent
49a47efc
Changes
1
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
70 additions
and
12 deletions
+70
-12
src/networks/model-net/fattree.c
src/networks/model-net/fattree.c
+70
-12
No files found.
src/networks/model-net/fattree.c
View file @
92409c58
...
...
@@ -21,12 +21,12 @@
#define TRACK_PKT 2820
#define FATTREE_HELLO 0
#define FATTREE_DEBUG 0
#define FATTREE_CONNECTIONS
0
#define FATTREE_CONNECTIONS
1
#define FATTREE_MSG 0
#define DEBUG_RC 0
//Data Collection Output Files
#define PARAMS_LOG
0
#define PARAMS_LOG
1
#define LP_CONFIG_NM (model_net_lp_config_names[FATTREE])
#define LP_METHOD_NM (model_net_method_names[FATTREE])
...
...
@@ -103,6 +103,10 @@ struct fattree_param
int
ft_type
;
// configuration parameters
int
num_levels
;
int
link_repetitions
;
int
requested_terminals
;
//Number of terminals to shoot for if possible
int
Ns
;
// number of switches per pod
int
Np
;
//Number of pods
int
*
num_switches
;
//switches at various levels
int
*
switch_radix
;
//radix of switches are various levels
double
link_bandwidth
;
/* bandwidth of a wire connecting switches */
...
...
@@ -403,6 +407,9 @@ static void fattree_read_config(const char * anno, fattree_param *p){
tw_error
(
TW_LOC
,
"Too many num_levels, only upto 3 supported Aborting
\n
"
);
}
configuration_get_value_int
(
&
config
,
"PARAMS"
,
"requested_terminals"
,
anno
,
&
p
->
requested_terminals
);
p
->
num_switches
=
(
int
*
)
malloc
(
p
->
num_levels
*
sizeof
(
int
));
p
->
switch_radix
=
(
int
*
)
malloc
(
p
->
num_levels
*
sizeof
(
int
));
...
...
@@ -447,13 +454,34 @@ static void fattree_read_config(const char * anno, fattree_param *p){
token
=
strtok
(
NULL
,
","
);
}
p
->
Ns
=
p
->
switch_radix
[
0
]
/
2
;
if
(
p
->
num_levels
==
2
)
{
p
->
num_switches
[
1
]
=
p
->
num_switches
[
0
]
/
2
;
p
->
switch_radix
[
1
]
=
p
->
switch_radix
[
0
];
}
else
{
p
->
num_switches
[
1
]
=
p
->
num_switches
[
0
];
p
->
num_switches
[
2
]
=
p
->
num_switches
[
0
]
/
2
;
p
->
switch_radix
[
1
]
=
p
->
switch_radix
[
2
]
=
p
->
switch_radix
[
0
];
if
(
p
->
ft_type
==
0
){
p
->
Np
=
ceil
((
double
)
p
->
requested_terminals
/
(
double
)(
p
->
Ns
*
p
->
Ns
));
p
->
num_switches
[
1
]
=
p
->
num_switches
[
0
];
p
->
num_switches
[
2
]
=
ceil
((
p
->
Ns
*
p
->
Ns
)
/
floor
(
p
->
switch_radix
[
0
]
/
p
->
Np
));
p
->
switch_radix
[
1
]
=
p
->
switch_radix
[
2
]
=
p
->
switch_radix
[
0
];
p
->
link_repetitions
=
floor
(
p
->
switch_radix
[
2
]
/
p
->
Np
);
printf
(
"Np:%d Ns:%d requested_terminals:%d
\n
"
,
p
->
Np
,
p
->
Ns
,
p
->
requested_terminals
);
}
else
{
p
->
num_switches
[
1
]
=
p
->
num_switches
[
0
];
p
->
num_switches
[
2
]
=
p
->
num_switches
[
0
]
/
2
;
p
->
switch_radix
[
1
]
=
p
->
switch_radix
[
2
]
=
p
->
switch_radix
[
0
];
}
}
if
(
p
->
num_levels
==
2
){
if
(
p
->
requested_terminals
>
2
*
(
p
->
switch_radix
[
0
]
/
2
)
*
(
p
->
switch_radix
[
0
]
/
2
)){
tw_error
(
TW_LOC
,
"too many terminals requested. Can't maintain full bisection bandwidth for given radix."
);
}
}
else
{
if
(
p
->
requested_terminals
>
2
*
(
p
->
switch_radix
[
0
]
/
2
)
*
(
p
->
switch_radix
[
0
]
/
2
)
*
(
p
->
switch_radix
[
0
]
/
2
)){
tw_error
(
TW_LOC
,
"too many terminals requested. Can't maintain full bisection bandwidth for given radix."
);
}
}
#if FATTREE_DEBUG
...
...
@@ -468,15 +496,15 @@ static void fattree_read_config(const char * anno, fattree_param *p){
for
(
i
=
1
;
i
<
p
->
num_levels
-
1
;
i
++
)
{
if
(
p
->
num_switches
[
i
-
1
]
*
p
->
switch_radix
[
i
-
1
]
>
p
->
num_switches
[
i
]
*
p
->
switch_radix
[
i
])
{
tw_error
(
TW_LOC
,
"Not enough switches/radix at level %d for full "
"bisection bandwidth
\n
"
,
i
);
//
tw_error(TW_LOC, "Not enough switches/radix at level %d for full "
//
"bisection bandwidth\n", i);
}
}
if
(
p
->
num_switches
[
i
-
1
]
*
p
->
switch_radix
[
i
-
1
]
>
2
*
p
->
num_switches
[
i
]
*
p
->
switch_radix
[
i
])
{
tw_error
(
TW_LOC
,
"Not enough switches/radix at level %d (top) for full "
"bisection bandwidth
\n
"
,
i
);
//
tw_error(TW_LOC, "Not enough switches/radix at level %d (top) for full "
//
"bisection bandwidth\n", i);
}
configuration_get_value_int
(
&
config
,
"PARAMS"
,
"packet_size"
,
anno
,
...
...
@@ -838,9 +866,34 @@ void switch_init(switch_state * r, tw_lp * lp)
if
(
p
->
num_levels
==
3
)
{
int
l2_base
=
0
;
if
(
p
->
ft_type
==
0
)
{
for
(
int
rep
=
0
;
rep
<
p
->
link_repetitions
;
rep
++
){
int
l2
=
((
r
->
switch_id
-
p
->
num_switches
[
0
])
%
p
->
l1_set_size
+
rep
*
p
->
l1_set_size
);
printf
(
"link_repetitions:%d
\n
"
,
p
->
link_repetitions
);
/* not true anymore */
r
->
start_uneigh
=
p
->
num_switches
[
0
]
+
l2
;
r
->
con_per_uneigh
=
p
->
link_repetitions
;
for
(;
l2
<
p
->
num_switches
[
2
];
l2
+=
p
->
l1_set_size
)
{
tw_lpid
nextTerm
;
codes_mapping_get_lp_id
(
lp_group_name
,
"fattree_switch"
,
NULL
,
1
,
l2
,
2
,
&
nextTerm
);
for
(
int
con
=
0
;
con
<
r
->
con_per_uneigh
;
con
++
)
{
r
->
port_connections
[
r
->
num_cons
++
]
=
nextTerm
;
#if FATTREE_CONNECTIONS
codes_mapping_get_lp_info
(
nextTerm
,
lp_group_name
,
&
mapping_grp_id
,
NULL
,
&
mapping_type_id
,
anno
,
&
mapping_rep_id
,
&
mapping_offset
);
next_switch_lid
=
mapping_rep_id
+
mapping_offset
*
p
->
num_switches
[
0
];
written
+=
sprintf
(
r
->
output_buf
+
written
,
"%u, %llu, "
,
r
->
switch_id
+
p
->
num_terminals
,
LLU
(
next_switch_lid
)
+
p
->
num_terminals
);
#endif
#if FATTREE_DEBUG
printf
(
"I am switch %d, connect to upper switch %d L2 (%llu) at port %d yes collecting
\n
"
,
r
->
switch_id
,
l2
+
rep
*
p
->
l1_set_size
,
LLU
(
nextTerm
),
r
->
num_cons
-
1
);
#endif
}
}
}
// int l2_base = 0;
/* not true anymore */
r
->
start_uneigh
=
p
->
num_switches
[
0
]
+
l2_base
;
/*
r->start_uneigh = p->num_switches[0] + l2_base;
r->con_per_uneigh = 1;
if(((int)r->switch_id - p->num_switches[0]) % p->l1_set_size >=
p->l1_set_size/2) {
...
...
@@ -864,12 +917,17 @@ void switch_init(switch_state * r, tw_lp * lp)
#endif
}
l2_base++;
}
*/
}
else
{
int
l2
=
((
r
->
switch_id
-
p
->
num_switches
[
0
])
%
p
->
l1_set_size
);
/* not true anymore */
r
->
start_uneigh
=
p
->
num_switches
[
0
]
+
l2
;
r
->
con_per_uneigh
=
2
;
if
(
p
->
ft_type
==
1
){
r
->
con_per_uneigh
=
1
;
}
else
{
r
->
con_per_uneigh
=
2
;
}
for
(;
l2
<
p
->
num_switches
[
2
];
l2
+=
p
->
l1_set_size
)
{
tw_lpid
nextTerm
;
codes_mapping_get_lp_id
(
lp_group_name
,
"fattree_switch"
,
NULL
,
1
,
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment