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block: add accounting for zone append operation

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Taking account of the new zone append write operation for zoned devices,
BLOCK_ACCT_ZONE_APPEND enum is introduced as other I/O request type (read,
write, flush).

Signed-off-by: Sam Li <faithilikerun@gmail.com>
Message-id: 20230508051916.178322-3-faithilikerun@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Sam Li 2023-05-08 13:19:14 +08:00 committed by Stefan Hajnoczi
parent 4f7366506a
commit 52eb76f4b1
7 changed files with 113 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
block/qapi-sysemu.c
View File

@ -517,6 +517,7 @@ void qmp_block_latency_histogram_set(
bool has_boundaries, uint64List *boundaries,
bool has_boundaries_read, uint64List *boundaries_read,
bool has_boundaries_write, uint64List *boundaries_write,
bool has_boundaries_append, uint64List *boundaries_append,
bool has_boundaries_flush, uint64List *boundaries_flush,
Error **errp)
{
@ -557,6 +558,16 @@ void qmp_block_latency_histogram_set(
}
}
if (has_boundaries || has_boundaries_append) {
ret = block_latency_histogram_set(
stats, BLOCK_ACCT_ZONE_APPEND,
has_boundaries_append ? boundaries_append : boundaries);
if (ret) {
error_setg(errp, "Device '%s' set append write boundaries fail", id);
return;
}
}
if (has_boundaries || has_boundaries_flush) {
ret = block_latency_histogram_set(
stats, BLOCK_ACCT_FLUSH,

18
block/qapi.c
View File

@ -533,27 +533,36 @@ static void bdrv_query_blk_stats(BlockDeviceStats *ds, BlockBackend *blk)
ds->rd_bytes = stats->nr_bytes[BLOCK_ACCT_READ];
ds->wr_bytes = stats->nr_bytes[BLOCK_ACCT_WRITE];
ds->zone_append_bytes = stats->nr_bytes[BLOCK_ACCT_ZONE_APPEND];
ds->unmap_bytes = stats->nr_bytes[BLOCK_ACCT_UNMAP];
ds->rd_operations = stats->nr_ops[BLOCK_ACCT_READ];
ds->wr_operations = stats->nr_ops[BLOCK_ACCT_WRITE];
ds->zone_append_operations = stats->nr_ops[BLOCK_ACCT_ZONE_APPEND];
ds->unmap_operations = stats->nr_ops[BLOCK_ACCT_UNMAP];
ds->failed_rd_operations = stats->failed_ops[BLOCK_ACCT_READ];
ds->failed_wr_operations = stats->failed_ops[BLOCK_ACCT_WRITE];
ds->failed_zone_append_operations =
stats->failed_ops[BLOCK_ACCT_ZONE_APPEND];
ds->failed_flush_operations = stats->failed_ops[BLOCK_ACCT_FLUSH];
ds->failed_unmap_operations = stats->failed_ops[BLOCK_ACCT_UNMAP];
ds->invalid_rd_operations = stats->invalid_ops[BLOCK_ACCT_READ];
ds->invalid_wr_operations = stats->invalid_ops[BLOCK_ACCT_WRITE];
ds->invalid_zone_append_operations =
stats->invalid_ops[BLOCK_ACCT_ZONE_APPEND];
ds->invalid_flush_operations =
stats->invalid_ops[BLOCK_ACCT_FLUSH];
ds->invalid_unmap_operations = stats->invalid_ops[BLOCK_ACCT_UNMAP];
ds->rd_merged = stats->merged[BLOCK_ACCT_READ];
ds->wr_merged = stats->merged[BLOCK_ACCT_WRITE];
ds->zone_append_merged = stats->merged[BLOCK_ACCT_ZONE_APPEND];
ds->unmap_merged = stats->merged[BLOCK_ACCT_UNMAP];
ds->flush_operations = stats->nr_ops[BLOCK_ACCT_FLUSH];
ds->wr_total_time_ns = stats->total_time_ns[BLOCK_ACCT_WRITE];
ds->zone_append_total_time_ns =
stats->total_time_ns[BLOCK_ACCT_ZONE_APPEND];
ds->rd_total_time_ns = stats->total_time_ns[BLOCK_ACCT_READ];
ds->flush_total_time_ns = stats->total_time_ns[BLOCK_ACCT_FLUSH];
ds->unmap_total_time_ns = stats->total_time_ns[BLOCK_ACCT_UNMAP];
@ -571,6 +580,7 @@ static void bdrv_query_blk_stats(BlockDeviceStats *ds, BlockBackend *blk)
TimedAverage *rd = &ts->latency[BLOCK_ACCT_READ];
TimedAverage *wr = &ts->latency[BLOCK_ACCT_WRITE];
TimedAverage *zap = &ts->latency[BLOCK_ACCT_ZONE_APPEND];
TimedAverage *fl = &ts->latency[BLOCK_ACCT_FLUSH];
dev_stats->interval_length = ts->interval_length;
@ -583,6 +593,10 @@ static void bdrv_query_blk_stats(BlockDeviceStats *ds, BlockBackend *blk)
dev_stats->max_wr_latency_ns = timed_average_max(wr);
dev_stats->avg_wr_latency_ns = timed_average_avg(wr);
dev_stats->min_zone_append_latency_ns = timed_average_min(zap);
dev_stats->max_zone_append_latency_ns = timed_average_max(zap);
dev_stats->avg_zone_append_latency_ns = timed_average_avg(zap);
dev_stats->min_flush_latency_ns = timed_average_min(fl);
dev_stats->max_flush_latency_ns = timed_average_max(fl);
dev_stats->avg_flush_latency_ns = timed_average_avg(fl);
@ -591,6 +605,8 @@ static void bdrv_query_blk_stats(BlockDeviceStats *ds, BlockBackend *blk)
block_acct_queue_depth(ts, BLOCK_ACCT_READ);
dev_stats->avg_wr_queue_depth =
block_acct_queue_depth(ts, BLOCK_ACCT_WRITE);
dev_stats->avg_zone_append_queue_depth =
block_acct_queue_depth(ts, BLOCK_ACCT_ZONE_APPEND);
QAPI_LIST_PREPEND(ds->timed_stats, dev_stats);
}
@ -600,6 +616,8 @@ static void bdrv_query_blk_stats(BlockDeviceStats *ds, BlockBackend *blk)
= bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_READ]);
ds->wr_latency_histogram
= bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_WRITE]);
ds->zone_append_latency_histogram
= bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_ZONE_APPEND]);
ds->flush_latency_histogram
= bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_FLUSH]);
}

4
hw/block/virtio-blk.c
View File

@ -919,6 +919,10 @@ static int virtio_blk_handle_zone_append(VirtIOBlockReq *req,
data->in_num = in_num;
data->zone_append_data.offset = offset;
qemu_iovec_init_external(&req->qiov, out_iov, out_num);
block_acct_start(blk_get_stats(s->blk), &req->acct, len,
BLOCK_ACCT_ZONE_APPEND);
blk_aio_zone_append(s->blk, &data->zone_append_data.offset, &req->qiov, 0,
virtio_blk_zone_append_complete, data);
return 0;

1
include/block/accounting.h
View File

@ -37,6 +37,7 @@ enum BlockAcctType {
BLOCK_ACCT_READ,
BLOCK_ACCT_WRITE,
BLOCK_ACCT_FLUSH,
BLOCK_ACCT_ZONE_APPEND,
BLOCK_ACCT_UNMAP,
BLOCK_MAX_IOTYPE,
};

68
qapi/block-core.json
View File

@ -854,6 +854,10 @@
# @min_wr_latency_ns: Minimum latency of write operations in the
# defined interval, in nanoseconds.
#
# @min_zone_append_latency_ns: Minimum latency of zone append operations
# in the defined interval, in nanoseconds
# (since 8.1)
#
# @min_flush_latency_ns: Minimum latency of flush operations in the
# defined interval, in nanoseconds.
#
@ -863,6 +867,10 @@
# @max_wr_latency_ns: Maximum latency of write operations in the
# defined interval, in nanoseconds.
#
# @max_zone_append_latency_ns: Maximum latency of zone append operations
# in the defined interval, in nanoseconds
# (since 8.1)
#
# @max_flush_latency_ns: Maximum latency of flush operations in the
# defined interval, in nanoseconds.
#
@ -872,6 +880,10 @@
# @avg_wr_latency_ns: Average latency of write operations in the
# defined interval, in nanoseconds.
#
# @avg_zone_append_latency_ns: Average latency of zone append operations
# in the defined interval, in nanoseconds
# (since 8.1)
#
# @avg_flush_latency_ns: Average latency of flush operations in the
# defined interval, in nanoseconds.
#
@ -881,15 +893,23 @@
# @avg_wr_queue_depth: Average number of pending write operations in
# the defined interval.
#
# @avg_zone_append_queue_depth: Average number of pending zone append
# operations in the defined interval
# (since 8.1).
#
# Since: 2.5
##
{ 'struct': 'BlockDeviceTimedStats',
'data': { 'interval_length': 'int', 'min_rd_latency_ns': 'int',
'max_rd_latency_ns': 'int', 'avg_rd_latency_ns': 'int',
'min_wr_latency_ns': 'int', 'max_wr_latency_ns': 'int',
'avg_wr_latency_ns': 'int', 'min_flush_latency_ns': 'int',
'max_flush_latency_ns': 'int', 'avg_flush_latency_ns': 'int',
'avg_rd_queue_depth': 'number', 'avg_wr_queue_depth': 'number' } }
'avg_wr_latency_ns': 'int', 'min_zone_append_latency_ns': 'int',
'max_zone_append_latency_ns': 'int',
'avg_zone_append_latency_ns': 'int',
'min_flush_latency_ns': 'int', 'max_flush_latency_ns': 'int',
'avg_flush_latency_ns': 'int', 'avg_rd_queue_depth': 'number',
'avg_wr_queue_depth': 'number',
'avg_zone_append_queue_depth': 'number' } }
##
# @BlockDeviceStats:
@ -900,6 +920,9 @@
#
# @wr_bytes: The number of bytes written by the device.
#
# @zone_append_bytes: The number of bytes appended by the zoned devices
# (since 8.1)
#
# @unmap_bytes: The number of bytes unmapped by the device (Since 4.2)
#
# @rd_operations: The number of read operations performed by the
@ -908,6 +931,9 @@
# @wr_operations: The number of write operations performed by the
# device.
#
# @zone_append_operations: The number of zone append operations performed
# by the zoned devices (since 8.1)
#
# @flush_operations: The number of cache flush operations performed by
# the device (since 0.15)
#
@ -920,6 +946,9 @@
# @wr_total_time_ns: Total time spent on writes in nanoseconds (since
# 0.15).
#
# @zone_append_total_time_ns: Total time spent on zone append writes
# in nanoseconds (since 8.1)
#
# @flush_total_time_ns: Total time spent on cache flushes in
# nanoseconds (since 0.15).
#
@ -937,6 +966,9 @@
# @wr_merged: Number of write requests that have been merged into
# another request (Since 2.3).
#
# @zone_append_merged: Number of zone append requests that have been merged
# into another request (since 8.1)
#
# @unmap_merged: Number of unmap requests that have been merged into
# another request (Since 4.2)
#
@ -950,6 +982,10 @@
# @failed_wr_operations: The number of failed write operations
# performed by the device (Since 2.5)
#
# @failed_zone_append_operations: The number of failed zone append write
# operations performed by the zoned devices
# (since 8.1)
#
# @failed_flush_operations: The number of failed flush operations
# performed by the device (Since 2.5)
#
@ -962,6 +998,9 @@
# @invalid_wr_operations: The number of invalid write operations
# performed by the device (Since 2.5)
#
# @invalid_zone_append_operations: The number of invalid zone append operations
# performed by the zoned device (since 8.1)
#
# @invalid_flush_operations: The number of invalid flush operations
# performed by the device (Since 2.5)
#
@ -981,27 +1020,34 @@
#
# @wr_latency_histogram: @BlockLatencyHistogramInfo. (Since 4.0)
#
# @zone_append_latency_histogram: @BlockLatencyHistogramInfo. (since 8.1)
#
# @flush_latency_histogram: @BlockLatencyHistogramInfo. (Since 4.0)
#
# Since: 0.14
##
{ 'struct': 'BlockDeviceStats',
'data': {'rd_bytes': 'int', 'wr_bytes': 'int', 'unmap_bytes' : 'int',
'rd_operations': 'int', 'wr_operations': 'int',
'data': {'rd_bytes': 'int', 'wr_bytes': 'int', 'zone_append_bytes': 'int',
'unmap_bytes' : 'int', 'rd_operations': 'int',
'wr_operations': 'int', 'zone_append_operations': 'int',
'flush_operations': 'int', 'unmap_operations': 'int',
'rd_total_time_ns': 'int', 'wr_total_time_ns': 'int',
'flush_total_time_ns': 'int', 'unmap_total_time_ns': 'int',
'wr_highest_offset': 'int',
'rd_merged': 'int', 'wr_merged': 'int', 'unmap_merged': 'int',
'*idle_time_ns': 'int',
'zone_append_total_time_ns': 'int', 'flush_total_time_ns': 'int',
'unmap_total_time_ns': 'int', 'wr_highest_offset': 'int',
'rd_merged': 'int', 'wr_merged': 'int', 'zone_append_merged': 'int',
'unmap_merged': 'int', '*idle_time_ns': 'int',
'failed_rd_operations': 'int', 'failed_wr_operations': 'int',
'failed_flush_operations': 'int', 'failed_unmap_operations': 'int',
'invalid_rd_operations': 'int', 'invalid_wr_operations': 'int',
'failed_zone_append_operations': 'int',
'failed_flush_operations': 'int',
'failed_unmap_operations': 'int', 'invalid_rd_operations': 'int',
'invalid_wr_operations': 'int',
'invalid_zone_append_operations': 'int',
'invalid_flush_operations': 'int', 'invalid_unmap_operations': 'int',
'account_invalid': 'bool', 'account_failed': 'bool',
'timed_stats': ['BlockDeviceTimedStats'],
'*rd_latency_histogram': 'BlockLatencyHistogramInfo',
'*wr_latency_histogram': 'BlockLatencyHistogramInfo',
'*zone_append_latency_histogram': 'BlockLatencyHistogramInfo',
'*flush_latency_histogram': 'BlockLatencyHistogramInfo' } }
##

4
qapi/block.json
View File

@ -534,6 +534,9 @@
# @boundaries-write: list of interval boundary values for write
# latency histogram.
#
# @boundaries-zap: list of interval boundary values for zone append write
# latency histogram.
#
# @boundaries-flush: list of interval boundary values for flush
# latency histogram.
#
@ -587,5 +590,6 @@
'*boundaries': ['uint64'],
'*boundaries-read': ['uint64'],
'*boundaries-write': ['uint64'],
'*boundaries-zap': ['uint64'],
'*boundaries-flush': ['uint64'] },
'allow-preconfig': true }

18
tests/qemu-iotests/227.out
View File

@ -17,6 +17,7 @@ Testing: -drive driver=null-co,read-zeroes=on,if=virtio
"stats": {
"unmap_operations": 0,
"unmap_merged": 0,
"failed_zone_append_operations": 0,
"flush_total_time_ns": 0,
"wr_highest_offset": 0,
"wr_total_time_ns": 0,
@ -27,6 +28,7 @@ Testing: -drive driver=null-co,read-zeroes=on,if=virtio
"timed_stats": [
],
"failed_unmap_operations": 0,
"zone_append_merged": 0,
"failed_flush_operations": 0,
"account_invalid": true,
"rd_total_time_ns": 0,
@ -39,7 +41,11 @@ Testing: -drive driver=null-co,read-zeroes=on,if=virtio
"unmap_total_time_ns": 0,
"invalid_flush_operations": 0,
"account_failed": true,
"zone_append_total_time_ns": 0,
"zone_append_operations": 0,
"rd_operations": 0,
"zone_append_bytes": 0,
"invalid_zone_append_operations": 0,
"invalid_wr_operations": 0,
"invalid_rd_operations": 0
},
@ -82,6 +88,7 @@ Testing: -drive driver=null-co,if=none
"stats": {
"unmap_operations": 0,
"unmap_merged": 0,
"failed_zone_append_operations": 0,
"flush_total_time_ns": 0,
"wr_highest_offset": 0,
"wr_total_time_ns": 0,
@ -92,6 +99,7 @@ Testing: -drive driver=null-co,if=none
"timed_stats": [
],
"failed_unmap_operations": 0,
"zone_append_merged": 0,
"failed_flush_operations": 0,
"account_invalid": true,
"rd_total_time_ns": 0,
@ -104,7 +112,11 @@ Testing: -drive driver=null-co,if=none
"unmap_total_time_ns": 0,
"invalid_flush_operations": 0,
"account_failed": true,
"zone_append_total_time_ns": 0,
"zone_append_operations": 0,
"rd_operations": 0,
"zone_append_bytes": 0,
"invalid_zone_append_operations": 0,
"invalid_wr_operations": 0,
"invalid_rd_operations": 0
},
@ -177,6 +189,7 @@ Testing: -blockdev driver=null-co,read-zeroes=on,node-name=null -device virtio-b
"stats": {
"unmap_operations": 0,
"unmap_merged": 0,
"failed_zone_append_operations": 0,
"flush_total_time_ns": 0,
"wr_highest_offset": 0,
"wr_total_time_ns": 0,
@ -187,6 +200,7 @@ Testing: -blockdev driver=null-co,read-zeroes=on,node-name=null -device virtio-b
"timed_stats": [
],
"failed_unmap_operations": 0,
"zone_append_merged": 0,
"failed_flush_operations": 0,
"account_invalid": true,
"rd_total_time_ns": 0,
@ -199,7 +213,11 @@ Testing: -blockdev driver=null-co,read-zeroes=on,node-name=null -device virtio-b
"unmap_total_time_ns": 0,
"invalid_flush_operations": 0,
"account_failed": true,
"zone_append_total_time_ns": 0,
"zone_append_operations": 0,
"rd_operations": 0,
"zone_append_bytes": 0,
"invalid_zone_append_operations": 0,
"invalid_wr_operations": 0,
"invalid_rd_operations": 0
},