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Commit | Line | Data |
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3c08696c DM |
1 | package PMG::CLI::pmgperf; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | use Data::Dumper; | |
6 | use File::Sync; | |
7 | use Time::HiRes qw( usleep ualarm gettimeofday tv_interval ); | |
8 | use Net::DNS::Resolver; | |
9 | ||
10 | use PVE::SafeSyslog; | |
11 | use PVE::Tools qw(extract_param); | |
12 | use PVE::INotify; | |
13 | use PVE::CLIHandler; | |
14 | ||
80a43e18 DM |
15 | use PMG::RESTEnvironment; |
16 | ||
17 | use base qw(PVE::CLIHandler); | |
18 | ||
19 | sub setup_environment { | |
20 | PMG::RESTEnvironment->setup_default_cli_env(); | |
21 | } | |
22 | ||
3c08696c DM |
23 | sub drop_cache { |
24 | ||
25 | # free pagecache,dentries,inode cache | |
26 | if (-f '/proc/sys/vm/drop_caches') { | |
27 | system ("echo 3 > /proc/sys/vm/drop_caches"); | |
28 | } | |
29 | } | |
30 | ||
31 | sub test_bogomips { | |
32 | my $bogomips = 0; | |
33 | ||
34 | open (TMP, "/proc/cpuinfo"); | |
35 | ||
36 | while (my $line = <TMP>) { | |
37 | if ($line =~ m/^bogomips\s*:\s*(\d+\.\d+)\s*$/) { | |
38 | $bogomips += $1; | |
39 | } | |
40 | } | |
41 | ||
42 | close (TMP); | |
43 | ||
44 | printf "CPU BOGOMIPS: %.2f\n", $bogomips; | |
45 | } | |
46 | ||
47 | sub test_regex { | |
48 | ||
49 | my $starttime = [gettimeofday]; | |
50 | ||
51 | my $count = 0; | |
52 | my $elapsed = 0; | |
53 | ||
54 | for (;; $count++) { | |
55 | ||
56 | my $str = int(rand(1000000)) . time(); | |
57 | if ($str =~ m/(.+)123.?123/) { | |
58 | } | |
59 | $elapsed = tv_interval ($starttime); | |
60 | ||
61 | last if $elapsed > 3; | |
62 | } | |
63 | ||
64 | printf "REGEX/SECOND: %d\n", $count; | |
65 | } | |
66 | ||
67 | sub test_fsync { | |
68 | my $basedir = shift; | |
69 | ||
70 | drop_cache (); | |
71 | ||
72 | my $dir = "$basedir/ptest.$$"; | |
73 | ||
74 | eval { | |
75 | ||
76 | mkdir $dir; | |
77 | ||
78 | my $data = ('A' x 4000) . "\n"; | |
79 | ||
80 | my $starttime = [gettimeofday]; | |
81 | ||
82 | my $count; | |
83 | my $elapsed = 0; | |
84 | ||
85 | for ($count=1;;$count++) { | |
86 | my $m = $count % 300; | |
87 | ||
88 | my $filename = "$dir/tf_$m.dat"; | |
89 | ||
90 | open (TMP, ">$filename") || die "open failed"; | |
91 | ||
92 | print TMP $data; | |
93 | ||
94 | File::Sync::fsync (\*TMP); | |
95 | ||
96 | close (TMP); | |
97 | ||
98 | $elapsed = tv_interval ($starttime); | |
99 | ||
100 | last if $elapsed > 3; | |
101 | } | |
102 | my $sps = $count /$elapsed; # fsync per second | |
103 | ||
104 | printf "FSYNCS/SECOND: %.2f\n", $sps; | |
105 | }; | |
106 | ||
107 | my $err = $@; | |
108 | ||
109 | system ("rm -rf $dir"); | |
110 | ||
111 | die $err if $err; | |
112 | } | |
113 | ||
114 | sub test_seektime { | |
115 | my ($rootdev, $hdsize) = @_; | |
116 | ||
117 | drop_cache (); | |
118 | ||
119 | open (ROOTHD, "<$rootdev") || die "unable to open HD"; | |
120 | ||
121 | my $starttime = [gettimeofday]; | |
122 | my $count; | |
123 | my $elapsed = 0; | |
124 | my $readbuf; | |
125 | ||
126 | for ($count=1;;$count++) { | |
127 | ||
128 | my $pos = int (rand (int($hdsize/512))) * 512; | |
129 | ||
130 | sysseek (ROOTHD, $pos, 0); | |
131 | ||
132 | (sysread (ROOTHD, $readbuf, 512) == 512) || die "read failed"; | |
133 | ||
134 | $elapsed = tv_interval ($starttime); | |
135 | ||
136 | last if $elapsed > 3; | |
137 | } | |
138 | ||
139 | close (ROOTHD); | |
140 | ||
141 | my $rps = $count /$elapsed; # blocks per second | |
142 | my $ast = (1000/$rps); | |
143 | printf "AVERAGE SEEK TIME: %.2f ms\n", $ast; | |
144 | } | |
145 | ||
146 | sub test_read { | |
147 | my $rootdev = shift; | |
148 | ||
149 | drop_cache (); | |
150 | ||
151 | my $starttime = [gettimeofday]; | |
152 | my $bytes = 0; | |
153 | my $elapsed = 0; | |
154 | my $readbuf; | |
155 | ||
156 | ||
157 | open (ROOTHD, "<$rootdev") || die "unable to open HD"; | |
158 | ||
159 | ||
160 | for (;;) { | |
161 | ||
162 | my $c = sysread (ROOTHD, $readbuf, 2 * 1024 *1024); | |
163 | die "read failed" if $c < 0; | |
164 | ||
165 | $bytes += $c; | |
166 | ||
167 | $elapsed = tv_interval ($starttime); | |
168 | ||
169 | last if $elapsed > 3; | |
170 | } | |
171 | ||
172 | close (ROOTHD); | |
173 | ||
174 | my $bps = $bytes /($elapsed * 1024 * 1024); # MB per second | |
175 | printf "BUFFERED READS: %.2f MB/sec\n", $bps; | |
176 | } | |
177 | ||
178 | sub get_address { | |
179 | my ($resolv, $dns) = @_; | |
180 | ||
181 | if (my $a = $resolv->send ($dns, 'A')) { | |
182 | foreach my $rra ($a->answer) { | |
183 | if ($rra->type eq 'A') { | |
184 | return $rra->address; | |
185 | } | |
186 | } | |
187 | } | |
188 | ||
189 | return undef; | |
190 | } | |
191 | ||
192 | sub test_dns { | |
193 | ||
194 | my %dnsargs = ( | |
195 | tcp_timeout => 10, | |
196 | udp_timeout => 10, | |
197 | retry => 1, | |
198 | retrans => 0, | |
199 | dnsrch => 0, | |
200 | defnames => 0, | |
201 | debug => 0, | |
202 | ); | |
203 | ||
204 | #$dnsargs{nameservers} = [ qw (208.67.222.222) ]; | |
205 | #$dnsargs{nameservers} = [ qw (127.0.0.1) ]; | |
206 | ||
207 | my $resolv = Net::DNS::Resolver->new (%dnsargs); | |
208 | ||
209 | my $starttime = [gettimeofday]; | |
210 | ||
211 | my $count; | |
212 | my $elapsed = 0; | |
213 | ||
214 | my $uid = time() . int(rand(1000000)); | |
215 | my $domain = "nonexistent$uid.com"; | |
216 | ||
217 | for ($count=1;;$count++) { | |
218 | ||
219 | my $hid = int(rand(1000000)); | |
220 | my $hname = "test${hid}.$domain"; | |
221 | get_address ($resolv, $hname); | |
222 | $elapsed = tv_interval ($starttime); | |
223 | ||
224 | last if ($count > 100) || ($elapsed > 3); | |
225 | } | |
226 | ||
227 | printf "DNS EXT: %0.2f ms\n", ($elapsed * 1000)/$count; | |
228 | ||
229 | my $resolv_conf = `cat /etc/resolv.conf`; | |
230 | ($domain) = $resolv_conf =~ m/^search\s+(\S+)\s*$/mg; | |
231 | ||
232 | if ($domain) { | |
233 | $starttime = [gettimeofday]; | |
234 | $elapsed = 0; | |
235 | ||
236 | for ($count=1;;$count++) { | |
237 | ||
238 | my $hid = int(rand(1000000)); | |
239 | my $hname = "test${hid}.$domain"; | |
240 | get_address ($resolv, $hname); | |
241 | $elapsed = tv_interval ($starttime); | |
242 | ||
243 | last if ($count > 100) || ($elapsed > 3); | |
244 | } | |
245 | ||
246 | printf "DNS INT: %0.2f ms (%s)\n", | |
247 | ($elapsed * 1000)/ $count, $domain; | |
248 | } | |
249 | } | |
250 | ||
251 | ||
252 | ||
253 | use base qw(PVE::CLIHandler); | |
254 | __PACKAGE__->register_method ({ | |
255 | name => 'pmgperf', | |
256 | path => 'pmgperf', | |
257 | method => 'POST', | |
258 | description => "Proxmox benchmark.", | |
259 | parameters => { | |
260 | additionalProperties => 0, | |
261 | properties => { | |
262 | path => { | |
80a43e18 | 263 | description => "File system location to test.", |
3c08696c DM |
264 | type => 'string', |
265 | optional => 1, | |
266 | default => '/', | |
267 | }, | |
268 | }, | |
269 | }, | |
270 | returns => { type => 'null'}, | |
271 | code => sub { | |
272 | my ($param) = @_; | |
273 | ||
274 | my $path = $param->{path} // '/'; | |
275 | ||
276 | test_bogomips (); | |
277 | test_regex (); | |
278 | ||
279 | my $hd = `df -P '$path'`; | |
280 | ||
281 | my ($rootdev, $hdo_total, $hdo_used, $hdo_avail) = $hd =~ | |
282 | m/^(\S+)\s+(\d+)\s+(\d+)\s+(\d+)\s+\S+\s+.*$/mg; | |
283 | ||
284 | if ($rootdev) { | |
285 | my $hdsize = $hdo_total*1024; | |
286 | printf "HD SIZE: %.2f GB ($rootdev)\n", ($hdsize / (1024*1024*1024)); | |
287 | ||
288 | if ($rootdev =~ m|^/dev/|) { | |
289 | test_read ($rootdev); | |
290 | ||
291 | test_seektime ($rootdev, $hdsize); | |
292 | } | |
293 | } | |
294 | ||
295 | test_fsync ($path) if $hdo_avail; | |
296 | ||
297 | test_dns (); | |
298 | ||
299 | return undef; | |
300 | }}); | |
301 | ||
302 | our $cmddef = [ __PACKAGE__, 'pmgperf', ['path']]; | |
303 | ||
304 | 1; |