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use async and fix workers

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Signed-off-by: Robert Landers <landers.robert@gmail.com>
This commit is contained in:
Robert Landers
2026-07-15 04:07:12 +02:00
parent 5d1eb142ab
commit cf062010d8
5 changed files with 25 additions and 5 deletions
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c/glm.c
+8 -3
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@@ -5259,6 +5259,7 @@ int main(int argc, char **argv){
g_pipe = getenv("PIPE")?atoi(getenv("PIPE")):0; /* default OFF: overlap expert load ‖ matmul (byte-identical; reorders I/O). PIPE=1 opts in */
g_pipe_nw = getenv("PIPE_WORKERS")?atoi(getenv("PIPE_WORKERS")):8; /* I/O worker threads */
if(g_pipe_nw<1) g_pipe_nw=1;
g_direct = getenv("DIRECT")?atoi(getenv("DIRECT")):0;
g_uring = getenv("URING")?atoi(getenv("URING")):0;
if(g_uring){
#ifdef __linux__
@@ -5267,13 +5268,17 @@ int main(int argc, char **argv){
if(uring_batch_init(&g_ub_pipe) || (g_pilot_real&&uring_batch_init(&g_ub_pilot))){
fprintf(stderr,"URING=1: io_uring_setup failed: %s\n",strerror(errno)); return 2;
}
fprintf(stderr,"[URING] queued expert I/O active (depth=%d%s)\n",URING_REQ_MAX,
g_pilot_real?", batched PILOT_REAL":"");
unsigned uw=(unsigned)(g_pipe_nw>64?64:g_pipe_nw);
if(coli_uring_set_workers(&g_ub_pipe.ring,uw) ||
(g_pilot_real&&coli_uring_set_workers(&g_ub_pilot.ring,uw)))
fprintf(stderr,"[URING] warning: cannot set io-wq workers=%u: %s\n",uw,strerror(errno));
fprintf(stderr,"[URING] queued expert I/O active (depth=%d, workers=%u, %s%s)\n",URING_REQ_MAX,uw,
g_direct?"O_DIRECT":"buffered",g_pilot_real?", batched PILOT_REAL":"");
if(!g_direct) fprintf(stderr,"[URING] cold NVMe: DIRECT=1 avoids page-cache copy/readahead bottlenecks\n");
#else
fprintf(stderr,"URING=1 is supported only on Linux\n"); return 2;
#endif
}
g_direct = getenv("DIRECT")?atoi(getenv("DIRECT")):0;
g_idot = getenv("IDOT")?atoi(getenv("IDOT")):1; /* 0 = kernel f32 esatti (A/B) */
if(getenv("ROUTE_TRACE")&&*getenv("ROUTE_TRACE")){
g_route_fp=fopen(getenv("ROUTE_TRACE"),"w");