1
2
3
4 package org.apache.hadoop.hbase.tmpl.regionserver;
5
6
7 import java.util.*;
8
9 import org.apache.hadoop.hbase.regionserver.HRegionServer;
10
11 import org.apache.hadoop.hbase.util.Bytes;
12
13 import org.apache.hadoop.hbase.HRegionInfo;
14
15 import org.apache.hadoop.hbase.ServerName;
16
17 import org.apache.hadoop.hbase.HBaseConfiguration;
18
19 import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
20
21 import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.ServerInfo;
22
23 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionLoad;
24
25 public class RegionListTmplImpl
26 extends org.jamon.AbstractTemplateImpl
27 implements org.apache.hadoop.hbase.tmpl.regionserver.RegionListTmpl.Intf
28
29 {
30 private final HRegionServer regionServer;
31 private final List<HRegionInfo> onlineRegions;
32 protected static org.apache.hadoop.hbase.tmpl.regionserver.RegionListTmpl.ImplData __jamon_setOptionalArguments(org.apache.hadoop.hbase.tmpl.regionserver.RegionListTmpl.ImplData p_implData)
33 {
34 return p_implData;
35 }
36 public RegionListTmplImpl(org.jamon.TemplateManager p_templateManager, org.apache.hadoop.hbase.tmpl.regionserver.RegionListTmpl.ImplData p_implData)
37 {
38 super(p_templateManager, __jamon_setOptionalArguments(p_implData));
39 regionServer = p_implData.getRegionServer();
40 onlineRegions = p_implData.getOnlineRegions();
41 }
42
43 public void renderNoFlush(@SuppressWarnings({"unused","hiding"}) final java.io.Writer jamonWriter)
44 throws java.io.IOException
45 {
46
47 if ((onlineRegions != null && onlineRegions.size() > 0) )
48 {
49
50 jamonWriter.write("\n\n ");
51
52
53 Collections.sort(onlineRegions);
54
55
56 jamonWriter.write("<div class=\"tabbable\">\n <ul class=\"nav nav-pills\">\n <li class=\"active\"><a href=\"#tab_regionBaseInfo\" data-toggle=\"tab\">Base Info</a> </li>\n <li><a href=\"#tab_regionRequestStats\" data-toggle=\"tab\">Request metrics</a></li>\n <li class=\"\"><a href=\"#tab_regionStoreStats\" data-toggle=\"tab\">Storefile Metrics</a></li>\n <li class=\"\"><a href=\"#tab_regionCompactStas\" data-toggle=\"tab\">Compaction Metrics</a></li>\n </ul>\n <div class=\"tab-content\" style=\"padding-bottom: 9px; border-bottom: 1px solid #ddd;\">\n <div class=\"tab-pane active\" id=\"tab_regionBaseInfo\">\n ");
57
58 {
59
60 __jamon_innerUnit__baseInfo(jamonWriter, onlineRegions);
61 }
62
63 jamonWriter.write("\n </div>\n <div class=\"tab-pane\" id=\"tab_regionRequestStats\">\n ");
64
65 {
66
67 __jamon_innerUnit__requestStats(jamonWriter, onlineRegions);
68 }
69
70 jamonWriter.write("\n </div>\n <div class=\"tab-pane\" id=\"tab_regionStoreStats\">\n ");
71
72 {
73
74 __jamon_innerUnit__storeStats(jamonWriter, onlineRegions);
75 }
76
77 jamonWriter.write("\n </div>\n <div class=\"tab-pane\" id=\"tab_regionCompactStas\">\n ");
78
79 {
80
81 __jamon_innerUnit__compactStats(jamonWriter, onlineRegions);
82 }
83
84 jamonWriter.write("\n </div>\n </div>\n </div>\n <p>Region names are made of the containing table's name, a comma,\n the start key, a comma, and a randomly generated region id. To illustrate,\n the region named\n <em>domains,apache.org,5464829424211263407</em> is party to the table\n <em>domains</em>, has an id of <em>5464829424211263407</em> and the first key\n in the region is <em>apache.org</em>. The <em>.META.</em> 'table' is an internal\n system table (or 'catalog' tables in db-speak).\n The .META. table keeps a list of all regions in the system. The empty key is used to denote\n table start and table end. A region with an empty start key is the first region in a table.\n If region has both an empty start and an empty end key, its the only region in the table. See\n <a href=\"http://hbase.org\">HBase Home</a> for further explication.<p>\n");
85 }
86
87 else
88 {
89
90 jamonWriter.write("\n <p>Not serving regions</p>\n");
91 }
92
93 jamonWriter.write("\n\n");
94 }
95
96
97
98 private void __jamon_innerUnit__requestStats(@SuppressWarnings({"unused","hiding"}) final java.io.Writer jamonWriter, final List<HRegionInfo> onlineRegions)
99 throws java.io.IOException
100 {
101
102 jamonWriter.write("<table class=\"table table-striped\">\n <tr>\n <th>Region Name</th>\n <th>Read Request Count</th>\n <th>Write Request Count</th>\n </tr>\n\n ");
103
104 for (HRegionInfo r: onlineRegions )
105 {
106
107 jamonWriter.write("\n\n <tr>\n ");
108
109
110 RegionLoad load = regionServer.createRegionLoad(r.getEncodedName());
111
112
113 jamonWriter.write("<td>");
114
115 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(r.getRegionNameAsString()), jamonWriter);
116
117 jamonWriter.write("</td>\n ");
118
119 if (load != null )
120 {
121
122 jamonWriter.write("\n <td>");
123
124 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getReadRequestsCount()), jamonWriter);
125
126 jamonWriter.write("</td>\n <td>");
127
128 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getWriteRequestsCount()), jamonWriter);
129
130 jamonWriter.write("</td>\n ");
131 }
132
133 jamonWriter.write("\n </tr>\n ");
134 }
135
136 jamonWriter.write("\n </table>\n");
137 }
138
139
140
141 private void __jamon_innerUnit__compactStats(@SuppressWarnings({"unused","hiding"}) final java.io.Writer jamonWriter, final List<HRegionInfo> onlineRegions)
142 throws java.io.IOException
143 {
144
145 jamonWriter.write("<table class=\"table table-striped\">\n <tr>\n <th>Region Name</th>\n <th>Num. Compacting KVs</th>\n <th>Num. Compacted KVs</th>\n <th>Compaction Progress</th>\n </tr>\n\n ");
146
147 for (HRegionInfo r: onlineRegions )
148 {
149
150 jamonWriter.write("\n\n <tr>\n ");
151
152
153 RegionLoad load = regionServer.createRegionLoad(r.getEncodedName());
154 String percentDone = "";
155 if (load != null && load.getTotalCompactingKVs() > 0) {
156 percentDone = String.format("%.2f", 100 *
157 ((float) load.getCurrentCompactedKVs() / load.getTotalCompactingKVs())) + "%";
158 }
159
160
161 jamonWriter.write("<td>");
162
163 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(r.getRegionNameAsString()), jamonWriter);
164
165 jamonWriter.write("</td>\n ");
166
167 if (load != null )
168 {
169
170 jamonWriter.write("\n <td>");
171
172 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getTotalCompactingKVs()), jamonWriter);
173
174 jamonWriter.write("</td>\n <td>");
175
176 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getCurrentCompactedKVs()), jamonWriter);
177
178 jamonWriter.write("</td>\n <td>");
179
180 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(percentDone), jamonWriter);
181
182 jamonWriter.write("</td>\n ");
183 }
184
185 jamonWriter.write("\n </tr>\n ");
186 }
187
188 jamonWriter.write("\n </table>\n");
189 }
190
191
192
193 private void __jamon_innerUnit__baseInfo(@SuppressWarnings({"unused","hiding"}) final java.io.Writer jamonWriter, final List<HRegionInfo> onlineRegions)
194 throws java.io.IOException
195 {
196
197 jamonWriter.write("<table class=\"table table-striped\">\n <tr>\n <th>Region Name</th>\n <th>Start Key</th>\n <th>End Key</th>\n </tr>\n\n ");
198
199 for (HRegionInfo r: onlineRegions )
200 {
201
202 jamonWriter.write("\n <tr>\n <td>");
203
204 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(r.getRegionNameAsString()), jamonWriter);
205
206 jamonWriter.write("</td>\n <td>");
207
208 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(Bytes.toStringBinary(r.getStartKey())), jamonWriter);
209
210 jamonWriter.write("</td>\n <td>");
211
212 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(Bytes.toStringBinary(r.getEndKey())), jamonWriter);
213
214 jamonWriter.write("</td>\n </tr>\n ");
215 }
216
217 jamonWriter.write("\n </table>\n");
218 }
219
220
221
222 private void __jamon_innerUnit__storeStats(@SuppressWarnings({"unused","hiding"}) final java.io.Writer jamonWriter, final List<HRegionInfo> onlineRegions)
223 throws java.io.IOException
224 {
225
226 jamonWriter.write("<table class=\"table table-striped\">\n <tr>\n <th>Region Name</th>\n <th>Num. Stores</th>\n <th>Num. Storefiles</th>\n <th>Storefile Size Uncompressed</th>\n <th>Storefile Size</th>\n <th>Index Size</th>\n <th>Bloom Size</th>\n </tr>\n\n ");
227
228 for (HRegionInfo r: onlineRegions )
229 {
230
231 jamonWriter.write("\n\n <tr>\n ");
232
233
234 RegionLoad load = regionServer.createRegionLoad(r.getEncodedName());
235
236
237 jamonWriter.write("<td>");
238
239 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(r.getRegionNameAsString()), jamonWriter);
240
241 jamonWriter.write("</td>\n ");
242
243 if (load != null )
244 {
245
246 jamonWriter.write("\n <td>");
247
248 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getStores()), jamonWriter);
249
250 jamonWriter.write("</td>\n <td>");
251
252 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getStorefiles()), jamonWriter);
253
254 jamonWriter.write("</td>\n <td>");
255
256 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getStoreUncompressedSizeMB()), jamonWriter);
257
258 jamonWriter.write("MB</td>\n <td>");
259
260 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getStorefileSizeMB()), jamonWriter);
261
262 jamonWriter.write("MB</td>\n <td>");
263
264 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getTotalStaticIndexSizeKB()), jamonWriter);
265
266 jamonWriter.write("KB</td>\n <td>");
267
268 org.jamon.escaping.Escaping.HTML.write(org.jamon.emit.StandardEmitter.valueOf(load.getTotalStaticBloomSizeKB()), jamonWriter);
269
270 jamonWriter.write("KB</td>\n ");
271 }
272
273 jamonWriter.write("\n </tr>\n ");
274 }
275
276 jamonWriter.write("\n </table>\n");
277 }
278
279
280 }