Skip to content

snapshots: lthash #5954

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
wants to merge 1 commit into from
Closed

snapshots: lthash #5954

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 12 additions & 0 deletions book/api/metrics-generated.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -887,6 +887,18 @@

</div>

## Snaplt Tile

<div class="metrics">

| Metric | Type | Description |
|--------|------|-------------|
| <span class="metrics-name">snaplt_&#8203;state</span> | gauge | State of the tile. 0=hashing, 1=done, 2=shutdown |
| <span class="metrics-name">snaplt_&#8203;full_&#8203;accounts_&#8203;hashed</span> | gauge | Number of accounts hashed for the full snapshot during snapshot loading. Might decrease if snapshot load is aborted and restarted |
| <span class="metrics-name">snaplt_&#8203;incremental_&#8203;accounts_&#8203;hashed</span> | gauge | Number of accounts hashed for the incremental snapshot during snapshot loading. Might decrease if snapshot load is aborted and restarted |

</div>

## Ipecho Tile

<div class="metrics">
Expand Down
94 changes: 81 additions & 13 deletions src/app/firedancer-dev/commands/backtest.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@
#include "../../../disco/metrics/fd_metrics.h"
#include "../../../util/pod/fd_pod_format.h"
#include "../../../discof/restore/utils/fd_ssmsg.h"
#include "../../../discof/restore/utils/fd_ssctrl.h"
#include "../../../discof/tower/fd_tower_tile.h"
#include "../../../discof/reasm/fd_reasm.h"
#include "../../../discof/replay/fd_exec.h" /* FD_RUNTIME_PUBLIC_ACCOUNT_UPDATE_MSG_MTU */
Expand All @@ -38,6 +39,8 @@ static void
backtest_topo( config_t * config ) {
ulong exec_tile_cnt = config->firedancer.layout.exec_tile_count;
ulong writer_tile_cnt = config->firedancer.layout.writer_tile_count;
ulong snaplt_tile_cnt = config->firedancer.layout.snaplt_tile_count;
int snaplt_disabled = config->development.snapshots.disable_lthash_verification;

int disable_snap_loader = !config->gossip.entrypoints_cnt;
int solcap_enabled = strlen( config->capture.solcap_capture )>0;
Expand Down Expand Up @@ -100,6 +103,14 @@ backtest_topo( config_t * config ) {
snaprd_tile->allow_shutdown = 1;
snapdc_tile->allow_shutdown = 1;
snapin_tile->allow_shutdown = 1;

if( FD_LIKELY( !snaplt_disabled ) ) {
fd_topob_wksp( topo, "snaplt" );
for( ulong i=0UL; i<snaplt_tile_cnt; i++ ) {
fd_topo_tile_t * snaplt_tile = fd_topob_tile( topo, "snaplt", "snaplt", "metric_in", cpu_idx++, 0, 0 );
snaplt_tile->allow_shutdown = 1;
}
}
} else {
fd_topob_wksp( topo, "genesi" );
fd_topob_tile( topo, "genesi", "genesi", "metric_in", cpu_idx++, 0, 0 )->allow_shutdown = 1;
Expand Down Expand Up @@ -128,7 +139,12 @@ backtest_topo( config_t * config ) {
fd_topob_wksp( topo, "snapdc_rd" );
fd_topob_wksp( topo, "snapin_rd" );
fd_topob_wksp( topo, "snap_out" );
fd_topob_wksp( topo, "replay_manif" );

if( FD_LIKELY( !snaplt_disabled ) ) {
fd_topob_wksp( topo, "snapin_lt" );
fd_topob_wksp( topo, "snaplt_out" );
fd_topob_wksp( topo, "snaplt_rd" );
}
/* TODO: Should be depth of 1 or 2, not 4, but it causes backpressure
from the replay tile parsing the manifest, remove when this is
fixed. */
Expand All @@ -139,6 +155,12 @@ backtest_topo( config_t * config ) {
fd_topob_link( topo, "snapdc_rd", "snapdc_rd", 128UL, 0UL, 1UL );
fd_topob_link( topo, "snapin_rd", "snapin_rd", 128UL, 0UL, 1UL );

if( FD_LIKELY( !snaplt_disabled ) ) {
fd_topob_link( topo, "snapin_lt", "snapin_lt", 128UL, sizeof(fd_snapshot_existing_account_t), 1UL );
FOR(snaplt_tile_cnt) fd_topob_link( topo, "snaplt_out", "snaplt_out", 128UL, 2048UL, 1UL );
FOR(snaplt_tile_cnt) fd_topob_link( topo, "snaplt_rd", "snaplt_rd", 128UL, 0UL, 1UL );
}

fd_topob_tile_out( topo, "snaprd", 0UL, "snap_zstd", 0UL );
fd_topob_tile_in ( topo, "snapdc", 0UL, "metric_in", "snap_zstd", 0UL, FD_TOPOB_RELIABLE, FD_TOPOB_POLLED );
fd_topob_tile_out( topo, "snapdc", 0UL, "snap_stream", 0UL );
Expand All @@ -150,6 +172,15 @@ backtest_topo( config_t * config ) {
fd_topob_tile_out( topo, "snapdc", 0UL, "snapdc_rd", 0UL );
fd_topob_tile_in( topo, "snaprd", 0UL, "metric_in", "snapin_rd", 0UL, FD_TOPOB_RELIABLE, FD_TOPOB_POLLED );
fd_topob_tile_out( topo, "snapin", 0UL, "snapin_rd", 0UL );

if( FD_LIKELY( !snaplt_disabled ) ) {
fd_topob_tile_out( topo, "snapin", 0UL, "snapin_lt", 0UL );
FOR(snaplt_tile_cnt) fd_topob_tile_in ( topo, "snapin", 0UL, "metric_in", "snaplt_out", i, FD_TOPOB_RELIABLE, FD_TOPOB_POLLED );
FOR(snaplt_tile_cnt) fd_topob_tile_in ( topo, "snaplt", i, "metric_in", "snapin_lt", 0UL, FD_TOPOB_RELIABLE, FD_TOPOB_POLLED );
FOR(snaplt_tile_cnt) fd_topob_tile_in ( topo, "snaprd", 0UL, "metric_in", "snaplt_rd", i, FD_TOPOB_RELIABLE, FD_TOPOB_POLLED );
FOR(snaplt_tile_cnt) fd_topob_tile_out( topo, "snaplt", i, "snaplt_out", i );
FOR(snaplt_tile_cnt) fd_topob_tile_out( topo, "snaplt", i, "snaplt_rd", i );
}
} else {
fd_topob_wksp( topo, "genesi_out" );
fd_topob_link( topo, "genesi_out", "genesi_out", 2UL, 10UL*1024UL*1024UL+32UL+sizeof(fd_lthash_value_t), 1UL );
Expand Down Expand Up @@ -302,14 +333,7 @@ backtest_topo( config_t * config ) {
}

if( FD_LIKELY( !disable_snap_loader ) ) {
/* Replay decoded manifest dcache topo obj */
fd_topo_obj_t * replay_manifest_dcache = fd_topob_obj( topo, "dcache", "replay_manif" );
fd_pod_insertf_ulong( topo->props, 2UL << 30UL, "obj.%lu.data_sz", replay_manifest_dcache->id );
fd_pod_insert_ulong( topo->props, "manifest_dcache", replay_manifest_dcache->id );

fd_topob_tile_uses( topo, snapin_tile, funk_obj, FD_SHMEM_JOIN_MODE_READ_WRITE );
fd_topob_tile_uses( topo, snapin_tile, replay_manifest_dcache, FD_SHMEM_JOIN_MODE_READ_WRITE );
fd_topob_tile_uses( topo, replay_tile, replay_manifest_dcache, FD_SHMEM_JOIN_MODE_READ_ONLY );
}

for( ulong i=0UL; i<topo->tile_cnt; i++ ) {
Expand Down Expand Up @@ -394,23 +418,51 @@ backtest_cmd_fn( args_t * args FD_PARAM_UNUSED,
ulong volatile * const snapdc_metrics = fd_metrics_tile( snapdc_tile->metrics );
ulong volatile * const snapin_metrics = fd_metrics_tile( snapin_tile->metrics );

ulong volatile * snaplt_metrics[ FD_MAX_SNAPLT_TILES ];
ulong snaplt_tile_cnt = fd_topo_tile_name_cnt( topo, "snaplt" );

for( ulong i=0UL; i<snaplt_tile_cnt; i++ ) {
ulong snaplt_tile_idx = fd_topo_find_tile( topo, "snaplt", i );
FD_TEST( snaplt_tile_idx!=ULONG_MAX );
fd_topo_tile_t * snaplt_tile = &topo->tiles[ snaplt_tile_idx ];
snaplt_metrics[ i ] = fd_metrics_tile( snaplt_tile->metrics );
}

ulong total_off_old = 0UL;
ulong snaprd_backp_old = 0UL;
ulong snaprd_wait_old = 0UL;
ulong snapdc_backp_old = 0UL;
ulong snapdc_wait_old = 0UL;
ulong snapin_backp_old = 0UL;
ulong snapin_wait_old = 0UL;
ulong snaplt_backp_old = 0UL;
ulong snaplt_wait_old = 0UL;
ulong acc_cnt_old = 0UL;
sleep( 1 );
puts( "-------------backp=(snaprd,snapdc,snapin) busy=(snaprd,snapdc,snapin)---------------" );
puts( "" );
puts( "Columns:" );
puts( "- bw: Uncompressed bandwidth" );
puts( "- backp: Backpressured by downstream tile" );
puts( "- stall: Waiting on upstream tile" );
puts( "- acc: Number of accounts" );
puts( "" );
puts( "-------------backp=(snaprd,snapdc,snapin,snaplt) busy=(snaprd,snapdc,snapin,snaplt)---------------" );
long next = start+1000L*1000L*1000L;
for(;;) {
ulong snaprd_status = FD_VOLATILE_CONST( snaprd_metrics[ MIDX( GAUGE, TILE, STATUS ) ] );
ulong snapdc_status = FD_VOLATILE_CONST( snapdc_metrics[ MIDX( GAUGE, TILE, STATUS ) ] );
ulong snapin_status = FD_VOLATILE_CONST( snapin_metrics[ MIDX( GAUGE, TILE, STATUS ) ] );
ulong snaplt_status = ULONG_MAX;

ulong snaplt_status_sum = 0UL;
for( ulong i=0UL; i<snaplt_tile_cnt; i++ ) {
ulong snaplt_status = FD_VOLATILE_CONST( snaplt_metrics[ i ][ MIDX( GAUGE, TILE, STATUS ) ] );
snaplt_status_sum += snaplt_status;
}
if( FD_UNLIKELY( snaplt_status_sum==2UL*snaplt_tile_cnt ) ) snaplt_status = 2UL;
else snaplt_status = snaplt_tile_cnt>0UL ? 1UL : 2UL;

if( FD_UNLIKELY( snaprd_status==2UL && snapdc_status==2UL && snapin_status == 2UL ) ) break;
if( FD_UNLIKELY( snaprd_status==2UL && snapdc_status==2UL && snapin_status == 2UL && snaplt_status==2UL ) ) break;

long cur = fd_log_wallclock();
if( FD_UNLIKELY( cur<next ) ) {
Expand All @@ -430,16 +482,31 @@ backtest_cmd_fn( args_t * args FD_PARAM_UNUSED,
ulong snapin_backp = snapin_metrics[ MIDX( COUNTER, TILE, REGIME_DURATION_NANOS_BACKPRESSURE_PREFRAG ) ];
ulong snapin_wait = snapin_metrics[ MIDX( COUNTER, TILE, REGIME_DURATION_NANOS_CAUGHT_UP_PREFRAG ) ] +
snapin_metrics[ MIDX( COUNTER, TILE, REGIME_DURATION_NANOS_CAUGHT_UP_POSTFRAG ) ] + snapin_backp;
ulong snaplt_backp = 0UL;
ulong snaplt_wait = 0UL;

ulong acc_cnt = snapin_metrics[ MIDX( GAUGE, SNAPIN, ACCOUNTS_INSERTED ) ];
printf( "bw=%4.0f MB/s backp=(%3.0f%%,%3.0f%%,%3.0f%%) busy=(%3.0f%%,%3.0f%%,%3.0f%%) acc=%3.1f M/s\n",
for( ulong i=0UL; i<snaplt_tile_cnt; i++ ) {
snaplt_backp += snaplt_metrics[ i ][ MIDX( COUNTER, TILE, REGIME_DURATION_NANOS_BACKPRESSURE_PREFRAG ) ];
}
for( ulong i=0UL; i<snaplt_tile_cnt; i++ ) {
snaplt_wait += snaplt_metrics[ i ][ MIDX( COUNTER, TILE, REGIME_DURATION_NANOS_CAUGHT_UP_PREFRAG ) ] +
snaplt_metrics[ i ][ MIDX( COUNTER, TILE, REGIME_DURATION_NANOS_CAUGHT_UP_POSTFRAG ) ] + snaplt_backp;
}

double snaplt_backp_val = snaplt_tile_cnt ? ((double)(snaplt_backp-snaplt_backp_old)*ns_per_tick )/1e7/(double)snaplt_tile_cnt : 0.0;
double snaplt_busy_val = snaplt_tile_cnt ? 100-(((double)(snaplt_wait-snaplt_wait_old)*ns_per_tick)/1e7/(double)snaplt_tile_cnt) : 0.0;

ulong acc_cnt = snapin_metrics[ MIDX( GAUGE, SNAPIN, ACCOUNTS_INSERTED ) ];
printf( "bw=%4.0f MB/s backp=(%3.0f%%,%3.0f%%,%3.0f%%,%3.0f%%) busy=(%3.0f%%,%3.0f%%,%3.0f%%,%3.0f%%) acc=%3.1f M/s\n",
(double)( total_off-total_off_old )/1e6,
( (double)( snaprd_backp-snaprd_backp_old )*ns_per_tick )/1e7,
( (double)( snapdc_backp-snapdc_backp_old )*ns_per_tick )/1e7,
( (double)( snapin_backp-snapin_backp_old )*ns_per_tick )/1e7,
snaplt_backp_val,
100-( ( (double)( snaprd_wait-snaprd_wait_old )*ns_per_tick )/1e7 ),
100-( ( (double)( snapdc_wait-snapdc_wait_old )*ns_per_tick )/1e7 ),
100-( ( (double)( snapin_wait-snapin_wait_old )*ns_per_tick )/1e7 ),
snaplt_busy_val,
(double)( acc_cnt-acc_cnt_old )/1e6 );
fflush( stdout );
total_off_old = total_off;
Expand All @@ -449,12 +516,13 @@ backtest_cmd_fn( args_t * args FD_PARAM_UNUSED,
snapdc_wait_old = snapdc_wait;
snapin_backp_old = snapin_backp;
snapin_wait_old = snapin_wait;
snaplt_backp_old = snaplt_backp;
snaplt_wait_old = snaplt_wait;
acc_cnt_old = acc_cnt;

next+=1000L*1000L*1000L;
}
}

for(;;) pause();
}

Expand Down
Loading
Loading