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39 lines
1 KiB
C
39 lines
1 KiB
C
#include <stdio.h>
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#include "../include/rdtsc.h"
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// customize this as required
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#define NTRACE 0
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#if NTRACE
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static struct toku_trace {
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const char *str;
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int n;
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unsigned long long ts;
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} toku_trace[NTRACE];
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static int toku_next_trace = 0;
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#endif
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void toku_add_trace_mem(const char *str, int n) __attribute__((__visibility__("default")));
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void toku_add_trace_mem(const char *str __attribute__((unused)),
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int n __attribute__((unused))) {
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#if USE_RDTSC && NTRACE
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int i = toku_next_trace++;
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if (toku_next_trace >= NTRACE) toku_next_trace = 0;
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toku_trace[i].ts = rdtsc();
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toku_trace[i].str = str;
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toku_trace[i].n = n;
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#endif
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}
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void toku_print_trace_mem() __attribute__((__visibility__("default")));
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void toku_print_trace_mem() {
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#if NTRACE
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int i = toku_next_trace;
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do {
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if (toku_trace[i].str)
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printf("%llu %s:%d\n", toku_trace[i].ts, toku_trace[i].str, toku_trace[i].n);
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i++;
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if (i >= NTRACE) i = 0;
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} while (i != toku_next_trace);
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#endif
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}
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