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fix launcher script and add timing information for c6id.metal machine #166

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Merged
Tmonster merged 1 commit into from
Apr 20, 2026
Merged

fix launcher script and add timing information for c6id.metal machine #166

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15 changes: 1 addition & 14 deletions _launcher/launcher.R
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Original file line number Diff line number Diff line change
Expand Up @@ -203,20 +203,7 @@ launch = function(dt, mockup, out_dir="out") {
if (file.exists(ret_file)) file.remove(ret_file)
}
cmd = sprintf("%s > %s 2> %s", solution.cmd(s, t, d), out_file, err_file) # ./_launcher/solution.R ... > out 2> err
inner = sprintf("/bin/bash -c \"%s%s\"", venv, cmd) # this is needed to source python venv
# Run each solution in its own transient systemd scope so the OOM killer
# targets only that scope and cannot propagate to the R launcher process.
# MemoryMax is set to 90% of total physical RAM.
mem_max = tryCatch({
meminfo = readLines("/proc/meminfo")
total_kb = as.numeric(sub(".*:\\s*(\\d+)\\s*kB", "\\1", meminfo[grepl("^MemTotal", meminfo)]))
total_kb * 1024 * 0.9
}, error = function(e) NA_real_)
if (!is.na(mem_max) && nzchar(Sys.which("systemd-run"))) {
shcmd = sprintf("systemd-run --scope -p MemoryMax=%.0f %s", mem_max, inner)
} else {
shcmd = inner
}
shcmd = sprintf("/bin/bash -c \"%s%s\"", venv, cmd) # this is needed to source python venv
if (mockup) {
cat(cmd)
cat(shcmd)
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2 changes: 1 addition & 1 deletion clickhouse/VERSION
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@@ -1 +1 @@
26.4.1.911
26.4.1.1003
2 changes: 1 addition & 1 deletion datafusion/VERSION
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@@ -1 +1 @@
52.3.0
53.0.0
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