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if: add statistics on skip_sync

This commit is contained in:
Thomas Schoebel-Theuer 2013-01-03 09:49:52 +01:00
parent 462dc0c12a
commit 106579ac32
2 changed files with 13 additions and 1 deletions
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12
mars_if.c
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@ -188,11 +188,14 @@ void _if_unplug(struct if_input *input)
mars_trace(mref, "if_unplug");
atomic_inc(&input->flying_count);
atomic_inc(&input->total_fire_count);
if (mref->ref_rw) {
atomic_inc(&input->write_flying_count);
} else {
atomic_inc(&input->read_flying_count);
}
if (mref->ref_skip_sync)
atomic_inc(&input->total_skip_sync_count);
GENERIC_INPUT_CALL(input, mref_io, mref);
GENERIC_INPUT_CALL(input, mref_put, mref);
@ -913,7 +916,10 @@ char *if_statistics(struct if_brick *brick, int verbose)
"mref_reads = %d (%d%%) "
"writes = %d "
"mref_writes = %d (%d%%) "
"empty = %d | "
"empty = %d "
"fired = %d "
"skip_sync = %d "
"| "
"plugged = %d "
"flying = %d "
"(reads = %d writes = %d)\n",
@ -925,6 +931,8 @@ char *if_statistics(struct if_brick *brick, int verbose)
tmp4,
tmp3 ? tmp4 * 100 / tmp3 : 0,
atomic_read(&input->total_empty_count),
atomic_read(&input->total_fire_count),
atomic_read(&input->total_skip_sync_count),
atomic_read(&input->plugged_count),
atomic_read(&input->flying_count),
atomic_read(&input->read_flying_count),
@ -939,6 +947,8 @@ void if_reset_statistics(struct if_brick *brick)
atomic_set(&input->total_read_count, 0);
atomic_set(&input->total_write_count, 0);
atomic_set(&input->total_empty_count, 0);
atomic_set(&input->total_fire_count, 0);
atomic_set(&input->total_skip_sync_count, 0);
atomic_set(&input->total_mref_read_count, 0);
atomic_set(&input->total_mref_write_count, 0);
}

2
mars_if.h
View File

@ -58,6 +58,8 @@ struct if_input {
atomic_t total_read_count;
atomic_t total_write_count;
atomic_t total_empty_count;
atomic_t total_fire_count;
atomic_t total_skip_sync_count;
atomic_t total_mref_read_count;
atomic_t total_mref_write_count;
spinlock_t req_lock;