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llama : fixed rlimit error message (#888)

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apaz 2023-04-21 13:48:06 -05:00 committed by GitHub
parent 018f2279f5
commit 25d7abbd1f
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1 changed files with 15 additions and 2 deletions
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llama_util.h
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@ -21,6 +21,9 @@
#if defined(_POSIX_MAPPED_FILES) #if defined(_POSIX_MAPPED_FILES)
#include <sys/mman.h> #include <sys/mman.h>
#endif #endif
#if defined(_POSIX_MEMLOCK_RANGE)
#include <sys/resource.h>
#endif
#endif #endif
#endif #endif
@ -303,8 +306,18 @@ struct llama_mlock {
if (!mlock(addr, size)) { if (!mlock(addr, size)) {
return true; return true;
} else { } else {
fprintf(stderr, "warning: failed to mlock %zu-byte buffer (after previously locking %zu bytes): %s\n" MLOCK_SUGGESTION, char* errmsg = std::strerror(errno);
size, this->size, std::strerror(errno)); bool suggest = (errno == ENOMEM);
// Check if the resource limit is fine after all
struct rlimit lock_limit;
if (suggest && getrlimit(RLIMIT_MEMLOCK, &lock_limit))
suggest = false;
if (suggest && (lock_limit.rlim_max > lock_limit.rlim_cur + size))
suggest = false;
fprintf(stderr, "warning: failed to mlock %zu-byte buffer (after previously locking %zu bytes): %s\n%s",
size, this->size, errmsg, suggest ? MLOCK_SUGGESTION : "");
return false; return false;
} }
} }