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2e592a2f22
Author | SHA1 | Date |
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Vitaliy Filippov | 2e592a2f22 | |
Vitaliy Filippov | b92f644e3a |
105
mon/mon.js
105
mon/mon.js
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@ -397,8 +397,8 @@ class Mon
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this.etcd_prefix = this.etcd_prefix.replace(/\/\/+/g, '/').replace(/^\/?(.*[^\/])\/?$/, '/$1');
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this.etcd_start_timeout = (config.etcd_start_timeout || 5) * 1000;
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this.state = JSON.parse(JSON.stringify(this.constructor.etcd_tree));
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this.prev_stats = { osd_stats: {}, osd_diff: {} };
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this.signals_set = false;
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this.stat_time = Date.now();
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this.ws = null;
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this.ws_alive = false;
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this.ws_keepalive_timer = null;
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@ -552,9 +552,9 @@ class Mon
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const cur_addr = this.pick_next_etcd();
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const base = 'ws'+cur_addr.substr(4);
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let now = Date.now();
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if (tried[base] && now-tried[base] < timeout)
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if (tried[base] && now-tried[base] < this.etcd_start_timeout)
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{
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await new Promise(ok => setTimeout(ok, timeout-(now-tried[base])));
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await new Promise(ok => setTimeout(ok, this.etcd_start_timeout-(now-tried[base])));
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now = Date.now();
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}
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tried[base] = now;
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@ -1459,15 +1459,15 @@ class Mon
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}
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}
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derive_osd_stats(st, prev)
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derive_osd_stats(st, prev, prev_diff)
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{
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const zero_stats = { op: { bps: 0n, iops: 0n, lat: 0n }, subop: { iops: 0n, lat: 0n }, recovery: { bps: 0n, iops: 0n } };
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const diff = { op_stats: {}, subop_stats: {}, recovery_stats: {} };
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if (!st || !st.time || prev && (prev.time || this.stat_time/1000) >= st.time)
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const diff = { op_stats: {}, subop_stats: {}, recovery_stats: {}, inode_stats: {} };
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if (!st || !st.time || !prev || prev.time >= st.time)
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{
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return diff;
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return prev_diff || diff;
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}
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const timediff = BigInt(st.time*1000 - (prev && prev.time*1000 || this.stat_time));
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const timediff = BigInt(st.time*1000 - prev.time*1000);
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for (const op in st.op_stats||{})
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{
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const pr = prev && prev.op_stats && prev.op_stats[op];
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@ -1499,25 +1499,47 @@ class Mon
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if (n > 0)
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diff.recovery_stats[op] = { ...c, bps: b*1000n/timediff, iops: n*1000n/timediff };
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}
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for (const pool_id in st.inode_stats||{})
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{
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const pool_diff = diff.inode_stats[pool_id] = {};
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for (const inode_num in st.inode_stats[pool_id])
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{
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const inode_diff = diff.inode_stats[pool_id][inode_num] = {};
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for (const op of [ 'read', 'write', 'delete' ])
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{
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const c = st.inode_stats[pool_id][inode_num][op];
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const pr = prev && prev.inode_stats && prev.inode_stats[pool_id] &&
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prev.inode_stats[pool_id][inode_num] && prev.inode_stats[pool_id][inode_num][op];
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const n = BigInt(c.count||0) - BigInt(pr && pr.count||0);
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inode_diff[op] = {
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bps: (BigInt(c.bytes||0) - BigInt(pr && pr.bytes||0))*1000n/timediff,
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iops: n*1000n/timediff,
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lat: (BigInt(c.usec||0) - BigInt(pr && pr.usec||0))/(n || 1n),
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};
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}
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}
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}
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return diff;
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}
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sum_op_stats(timestamp, prev_stats)
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sum_op_stats()
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{
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const sum_diff = { op_stats: {}, subop_stats: {}, recovery_stats: {} };
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if (!prev_stats || prev_stats.timestamp >= timestamp)
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for (const osd in this.state.osd.stats)
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{
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return sum_diff;
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const cur = { ...this.state.osd.stats[osd], inode_stats: this.state.osd.inodestats[osd]||{} };
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this.prev_stats.osd_diff[osd] = this.derive_osd_stats(
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cur, this.prev_stats.osd_stats[osd], this.prev_stats.osd_diff[osd]
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);
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this.prev_stats.osd_stats[osd] = cur;
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}
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const tm = BigInt(timestamp - (prev_stats.timestamp || 0));
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const sum_diff = { op_stats: {}, subop_stats: {}, recovery_stats: {} };
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// Sum derived values instead of deriving summed
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for (const osd in this.state.osd.stats)
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{
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const derived = this.derive_osd_stats(this.state.osd.stats[osd],
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this.prev_stats && this.prev_stats.osd_stats && this.prev_stats.osd_stats[osd]);
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for (const type in derived)
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const derived = this.prev_stats.osd_diff[osd];
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for (const type in sum_diff)
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{
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for (const op in derived[type])
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for (const op in derived[type]||{})
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{
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for (const k in derived[type][op])
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{
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@ -1574,14 +1596,14 @@ class Mon
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return { object_counts, object_bytes };
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}
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sum_inode_stats(prev_stats, timestamp, prev_timestamp)
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sum_inode_stats()
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{
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const inode_stats = {};
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const inode_stub = () => ({
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raw_used: 0n,
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read: { count: 0n, usec: 0n, bytes: 0n },
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write: { count: 0n, usec: 0n, bytes: 0n },
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delete: { count: 0n, usec: 0n, bytes: 0n },
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read: { count: 0n, usec: 0n, bytes: 0n, bps: 0n, iops: 0n, lat: 0n },
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write: { count: 0n, usec: 0n, bytes: 0n, bps: 0n, iops: 0n, lat: 0n },
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delete: { count: 0n, usec: 0n, bytes: 0n, bps: 0n, iops: 0n, lat: 0n },
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});
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const seen_pools = {};
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for (const pool_id in this.state.config.pools)
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@ -1633,11 +1655,25 @@ class Mon
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}
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}
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}
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if (prev_stats && prev_timestamp >= timestamp)
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for (const osd in this.prev_stats.osd_diff)
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{
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prev_stats = null;
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for (const pool_id in this.prev_stats.osd_diff[osd].inode_stats)
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{
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for (const inode_num in this.prev_stats.osd_diff[osd].inode_stats[pool_id])
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{
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inode_stats[pool_id][inode_num] = inode_stats[pool_id][inode_num] || inode_stub();
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for (const op of [ 'read', 'write', 'delete' ])
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{
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const op_diff = this.prev_stats.osd_diff[osd].inode_stats[pool_id][inode_num][op] || {};
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const op_st = inode_stats[pool_id][inode_num][op];
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op_st.bps += op_diff.bps;
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op_st.iops += op_diff.iops;
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op_st.lat += op_diff.lat;
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op_st.n_osd = (op_st.n_osd || 0) + 1;
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}
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}
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}
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}
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const tm = prev_stats ? BigInt(timestamp - prev_timestamp) : 0;
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for (const pool_id in inode_stats)
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{
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for (const inode_num in inode_stats[pool_id])
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@ -1646,11 +1682,12 @@ class Mon
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for (const op of [ 'read', 'write', 'delete' ])
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{
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const op_st = inode_stats[pool_id][inode_num][op];
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const prev_st = prev_stats && prev_stats[pool_id] && prev_stats[pool_id][inode_num] && prev_stats[pool_id][inode_num][op];
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op_st.bps = prev_st ? (op_st.bytes - prev_st.bytes) * 1000n / tm : 0;
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op_st.iops = prev_st ? (op_st.count - prev_st.count) * 1000n / tm : 0;
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op_st.lat = prev_st ? (op_st.usec - prev_st.usec) / ((op_st.count - prev_st.count) || 1n) : 0;
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if (op_st.bps > 0 || op_st.iops > 0 || op_st.lat > 0)
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if (op_st.n_osd)
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{
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op_st.lat /= BigInt(op_st.n_osd);
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delete op_st.n_osd;
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}
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if (op_st.bps > 0 || op_st.iops > 0)
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nonzero = true;
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}
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if (!nonzero && (!this.state.config.inode[pool_id] || !this.state.config.inode[pool_id][inode_num]))
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@ -1683,15 +1720,9 @@ class Mon
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async update_total_stats()
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{
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const txn = [];
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const timestamp = Date.now();
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const { object_counts, object_bytes } = this.sum_object_counts();
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let stats = this.sum_op_stats(timestamp, this.prev_stats);
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let { inode_stats, seen_pools } = this.sum_inode_stats(
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this.prev_stats ? this.prev_stats.inode_stats : null,
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timestamp, this.prev_stats ? this.prev_stats.timestamp : null
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);
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this.prev_stats = { timestamp, inode_stats, osd_stats: { ...this.state.osd.stats } };
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this.stat_time = Date.now();
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let stats = this.sum_op_stats();
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let { inode_stats, seen_pools } = this.sum_inode_stats();
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stats.object_counts = object_counts;
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stats.object_bytes = object_bytes;
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stats = this.serialize_bigints(stats);
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