openlane/DFFRAM/runs/DFFRAM/logs/routing/fastroute.log

OpenROAD 0.9.0 e582f2522b
This program is licensed under the BSD-3 license. See the LICENSE file for details. 
Components of this program may be licensed under more restrictive licenses which must be honored.
Notice 0: Reading LEF file:  /project/openlane/DFFRAM/runs/DFFRAM/tmp/merged_unpadded.lef
Notice 0:     Created 13 technology layers
Notice 0:     Created 25 technology vias
Notice 0:     Created 437 library cells
Notice 0: Finished LEF file:  /project/openlane/DFFRAM/runs/DFFRAM/tmp/merged_unpadded.lef
Notice 0: 
Reading DEF file: /project/openlane/DFFRAM/runs/DFFRAM/tmp/floorplan/pdn.def
Notice 0: Design: DFFRAM
Notice 0:     Created 80 pins.
Notice 0:     Created 25483 components and 152438 component-terminals.
Notice 0:     Created 2 special nets and 0 connections.
Notice 0:     Created 12107 nets and 60226 connections.
Notice 0: Finished DEF file: /project/openlane/DFFRAM/runs/DFFRAM/tmp/floorplan/pdn.def
[WARNING] Specified layer 6 for adjustment is greater than max routing layer 5 and will be ignored
[PARAMS] Min routing layer: 2
[PARAMS] Max routing layer: 5
[PARAMS] Global adjustment: 0
[PARAMS] Unidirectional routing: 1
[PARAMS] Grid origin: (-1, -1)
[INFO] #DB Obstructions: 0
[INFO] #DB Obstacles: 1477356
[INFO] #DB Macros: 0
[INFO] Found 0 clock nets
[INFO] Minimum degree: 2
[INFO] Maximum degree: 257
[INFO] Processing 920517 obstacles in layer 1
[INFO] Processing 215056 obstacles in layer 2
[INFO] Processing 10 obstacles in layer 5
[INFO] Reducing resources of layer 2 by 20%
[INFO] Reducing resources of layer 3 by 20%
[INFO] Reducing resources of layer 4 by 20%
[INFO] Reducing resources of layer 5 by 20%
[INFO] WIRELEN : 90906, WIRELEN1 : 0
[INFO] NumSeg  : 44616
[INFO] NumShift: 0
First L Route
[INFO] WIRELEN : 90350, WIRELEN1 : 90350
[INFO] NumSeg  : 44737
[INFO] NumShift: 1700
[Overflow Report] Total hCap    : 151116
[Overflow Report] Total vCap    : 138320
[Overflow Report] Total Usage   : 90350
[Overflow Report] Max H Overflow: 11
[Overflow Report] Max V Overflow: 9
[Overflow Report] Max Overflow  : 11
[Overflow Report] Num Overflow e: 71
[Overflow Report] H   Overflow  : 299
[Overflow Report] V   Overflow  : 64
[Overflow Report] Final Overflow: 363

Second L Route
[Overflow Report] Total hCap    : 151116
[Overflow Report] Total vCap    : 138320
[Overflow Report] Total Usage   : 90350
[Overflow Report] Max H Overflow: 11
[Overflow Report] Max V Overflow: 9
[Overflow Report] Max Overflow  : 11
[Overflow Report] Num Overflow e: 70
[Overflow Report] H   Overflow  : 298
[Overflow Report] V   Overflow  : 64
[Overflow Report] Final Overflow: 362

First Z Route
[Overflow Report] Total hCap    : 151116
[Overflow Report] Total vCap    : 138320
[Overflow Report] Total Usage   : 90350
[Overflow Report] Max H Overflow: 11
[Overflow Report] Max V Overflow: 9
[Overflow Report] Max Overflow  : 11
[Overflow Report] Num Overflow e: 72
[Overflow Report] H   Overflow  : 301
[Overflow Report] V   Overflow  : 64
[Overflow Report] Final Overflow: 365

[INFO] LV routing round 0, enlarge 10 
[INFO] 10 threshold, 10 expand
[Overflow Report] total Usage   : 90386
[Overflow Report] Max H Overflow: 11
[Overflow Report] Max V Overflow: 9
[Overflow Report] Max Overflow  : 11
[Overflow Report] Num Overflow e: 58
[Overflow Report] H   Overflow  : 232
[Overflow Report] V   Overflow  : 64
[Overflow Report] Final Overflow: 296

[INFO] LV routing round 1, enlarge 15 
[INFO] 5 threshold, 15 expand
[Overflow Report] total Usage   : 90392
[Overflow Report] Max H Overflow: 11
[Overflow Report] Max V Overflow: 9
[Overflow Report] Max Overflow  : 11
[Overflow Report] Num Overflow e: 57
[Overflow Report] H   Overflow  : 212
[Overflow Report] V   Overflow  : 64
[Overflow Report] Final Overflow: 276

[INFO] LV routing round 2, enlarge 20 
[INFO] 1 threshold, 20 expand
[Overflow Report] total Usage   : 90450
[Overflow Report] Max H Overflow: 9
[Overflow Report] Max V Overflow: 8
[Overflow Report] Max Overflow  : 9
[Overflow Report] Num Overflow e: 55
[Overflow Report] H   Overflow  : 168
[Overflow Report] V   Overflow  : 63
[Overflow Report] Final Overflow: 231

Running extra iterations to remove overflow...
Update congestion history type 1
[INFO] iteration 1, enlarge 20, costheight 9, threshold 10 via cost 2 
[INFO] log_coef 0.625543, healingTrigger 0 cost_step 5 L 1 cost_type 1 updatetype 1
[Overflow Report] total Usage   : 90556
[Overflow Report] Max H Overflow: 0
[Overflow Report] Max V Overflow: 0
[Overflow Report] Max Overflow  : 0
[Overflow Report] Num Overflow e: 0
[Overflow Report] H   Overflow  : 0
[Overflow Report] V   Overflow  : 0
[Overflow Report] Final Overflow: 0

Usage checked
Maze routing finished
[INFO] P3 runtime: 0.010000 sec
[INFO] Final 2D results: 
[Overflow Report] total Usage   : 90556
[Overflow Report] Max H Overflow: 0
[Overflow Report] Max V Overflow: 0
[Overflow Report] Max Overflow  : 0
[Overflow Report] Num Overflow e: 0
[Overflow Report] H   Overflow  : 0
[Overflow Report] V   Overflow  : 0
[Overflow Report] Final Overflow: 0

Layer Assignment Begins
Layer assignment finished
[INFO] 2D + Layer Assignment Runtime: 4.710000 sec
Post Processing Begins 
Post Processsing finished
 Starting via filling
[INFO] Via related to pin nodes 72567
[INFO] Via related stiner nodes 7270
Via filling finished

Final usage/overflow report: 
[INFO] Usage per layer: 
    Layer 1 usage: 0
    Layer 2 usage: 44957
    Layer 3 usage: 40660
    Layer 4 usage: 4831
    Layer 5 usage: 380

[INFO] Capacity per layer: 
    Layer 1 capacity: 0
    Layer 2 capacity: 85953
    Layer 3 capacity: 98025
    Layer 4 capacity: 65163
    Layer 5 capacity: 40295

[INFO] Use percentage per layer: 
    Layer 1 use percentage: 0.0%
    Layer 2 use percentage: 52.30%
    Layer 3 use percentage: 41.48%
    Layer 4 use percentage: 7.41%
    Layer 5 use percentage: 0.94%

[INFO] Overflow per layer: 
    Layer 1 overflow: 0
    Layer 2 overflow: 0
    Layer 3 overflow: 0
    Layer 4 overflow: 0
    Layer 5 overflow: 0

[Overflow Report] Total Usage   : 90828
[Overflow Report] Total Capacity: 289436
[Overflow Report] Max H Overflow: 0
[Overflow Report] Max V Overflow: 0
[Overflow Report] Max Overflow  : 0
[Overflow Report] H   Overflow  : 0
[Overflow Report] V   Overflow  : 0
[Overflow Report] Final Overflow: 0

[INFO] Final usage          : 90828
[INFO] Final number of vias : 84983
[INFO] Final usage 3D       : 345777
[INFO] Total wirelength: 972396 um
[INFO] Num routed nets: 12107