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Fix additional shred destinations #5997

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Merged
merged 1 commit into from
Aug 20, 2025
Merged

Fix additional shred destinations #5997

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2 changes: 2 additions & 0 deletions src/app/fdctl/topology.c
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Original file line number Diff line number Diff line change
Expand Up @@ -478,11 +478,13 @@ fd_topo_initialize( config_t * config ) {
config->tiles.shred.additional_shred_destinations_retransmit[ i ],
&tile->shred.adtl_dests_retransmit[ i ] );
}
tile->shred.adtl_dests_retransmit_cnt = config->tiles.shred.additional_shred_destinations_retransmit_cnt;
for( ulong i=0UL; i<config->tiles.shred.additional_shred_destinations_leader_cnt; i++ ) {
parse_ip_port( "tiles.shred.additional_shred_destinations_leader",
config->tiles.shred.additional_shred_destinations_leader[ i ],
&tile->shred.adtl_dests_leader[ i ] );
}
tile->shred.adtl_dests_leader_cnt = config->tiles.shred.additional_shred_destinations_leader_cnt;

} else if( FD_UNLIKELY( !strcmp( tile->name, "store" ) ) ) {
tile->store.disable_blockstore_from_slot = config->development.bench.disable_blockstore_from_slot;
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12 changes: 7 additions & 5 deletions src/disco/shred/fd_shred_tile.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1052,24 +1052,26 @@ after_frag( fd_shred_ctx_t * ctx,
ulong max_dest_cnt[1];
fd_shred_dest_idx_t * dests;
if( FD_LIKELY( ctx->in_kind[ in_idx ]==IN_KIND_NET ) ) {
for( ulong i=0UL; i<k; i++ ) {
for( ulong j=0UL; j<ctx->adtl_dests_retransmit_cnt; j++ ) send_shred( ctx, stem, new_shreds[ i ], ctx->adtl_dests_retransmit+j, ctx->tsorig );
}
out_stride = k;
/* In the case of feature activation, the fanout used below is
the same as the one calculated/modified previously at the
begining of after_frag() for IN_KIND_NET in this slot. */
beginning of after_frag() for IN_KIND_NET in this slot. */
dests = fd_shred_dest_compute_children( sdest, new_shreds, k, ctx->scratchpad_dests, k, fanout, fanout, max_dest_cnt );
} else {
out_stride = 1UL;
*max_dest_cnt = 1UL;
dests = fd_shred_dest_compute_first ( sdest, new_shreds, k, ctx->scratchpad_dests );
for( ulong i=0UL; i<k; i++ ) {
for( ulong j=0UL; j<ctx->adtl_dests_leader_cnt; j++ ) send_shred( ctx, stem, new_shreds[ i ], ctx->adtl_dests_leader+j, ctx->tsorig );
}
out_stride = 1UL;
*max_dest_cnt = 1UL;
dests = fd_shred_dest_compute_first ( sdest, new_shreds, k, ctx->scratchpad_dests );
}
if( FD_UNLIKELY( !dests ) ) return;

/* Send only the ones we didn't receive. */
for( ulong i=0UL; i<k; i++ ) {
for( ulong j=0UL; j<ctx->adtl_dests_retransmit_cnt; j++ ) send_shred( ctx, stem, new_shreds[ i ], ctx->adtl_dests_retransmit+j, ctx->tsorig );
for( ulong j=0UL; j<*max_dest_cnt; j++ ) send_shred( ctx, stem, new_shreds[ i ], fd_shred_dest_idx_to_dest( sdest, dests[ j*out_stride+i ]), ctx->tsorig );
}
}
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