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add some iostat debug logs

This commit is contained in:
Doug MacEachern 2006-06-21 16:54:16 +00:00
parent 6f35415499
commit 5d6e5c1e8e
1 changed files with 19 additions and 0 deletions
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19
src/os/linux/linux_sigar.c
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@ -1120,8 +1120,14 @@ static char *get_fsdev(sigar_t *sigar,
sigar_cache_entry_t *entry; sigar_cache_entry_t *entry;
struct stat sb; struct stat sb;
sigar_uint64_t id; sigar_uint64_t id;
int debug = SIGAR_LOG_IS_DEBUG(sigar);
if (stat(dirname, &sb) < 0) { if (stat(dirname, &sb) < 0) {
if (debug) {
sigar_log_printf(sigar, SIGAR_LOG_DEBUG,
"[fsdev] stat(%s) failed",
dirname);
}
return NULL; return NULL;
} }
@ -1140,6 +1146,9 @@ static char *get_fsdev(sigar_t *sigar,
int i; int i;
if (status != SIGAR_OK) { if (status != SIGAR_OK) {
sigar_log_printf(sigar, SIGAR_LOG_DEBUG,
"[fsdev] file_system_list failed: %s",
sigar_strerror(sigar, status));
return NULL; return NULL;
} }
@ -1152,6 +1161,11 @@ static char *get_fsdev(sigar_t *sigar,
char *ptr; char *ptr;
if (retval < 0) { if (retval < 0) {
if (debug) {
sigar_log_printf(sigar, SIGAR_LOG_DEBUG,
"[fsdev] inode stat(%s) failed",
fsp->dir_name);
}
return NULL; /* cant cache w/o inode */ return NULL; /* cant cache w/o inode */
} }
@ -1164,6 +1178,11 @@ static char *get_fsdev(sigar_t *sigar,
if (strnEQ(ptr, "/dev/", 5)) { if (strnEQ(ptr, "/dev/", 5)) {
ptr += 5; ptr += 5;
ent->value = sigar_strdup(ptr); ent->value = sigar_strdup(ptr);
if (debug) {
sigar_log_printf(sigar, SIGAR_LOG_DEBUG,
"[fsdev] map %s -> %s",
fsp->dir_name, (char*)ent->value);
}
continue; continue;
} }