I use OS X 10.11.4 but I think it should not related to this minor different on OS X version. For settings, I disable `Enable Power Nap while plugged into a power adapter` in `Energy Saver`.
On Mon, Jun 6, 2016 at 10:57 PM, DiGiorgio, Mr. Rinaldo S. < [email protected]> wrote: > Thanks James and Haosdent, > > I built my own version of mesos 1.0 and installed it on 10.11.5 and I am > getting the same results as 10.10.5 with 0.28.1 > > Do either of you remember what you may have set on your OSX machines to > default some of the desktop settings that may be causing this issue? > > > We are already turning off many desktop features since they are not > relevant for our use case. > > > > Received SUBSCRIBED event > Subscribed executor on > dhcp-adc-twvpn-3-vpnpool-10-154-101-79.vpn.oracle.com > Received LAUNCH event > Starting task test-sleep > sh -c 'cd /tmp && java SleepLatency' > Forked command at 2907 > loop 0 delay 35 ms > loop 1 delay 108 ms > loop 2 delay 104 ms > loop 3 delay 57 ms > loop 4 delay 104 ms > loop 5 delay 93 ms > loop 6 delay 12 ms > loop 7 delay 17 ms > loop 8 delay 105 ms > loop 9 delay 109 ms > > > > On Jun 4, 2016, at 05:07, haosdent <[email protected]> wrote: > > > > Hi, Rinaldo. I test your problem in my local Mesos (run in my mac). It > looks normal in my side. I started it by > > > > ``` > > mesos-execute --master="localhost:5050" --name="test-sleep" > --command="cd /tmp && java SleepLatency" > > ``` > > > > ``` > > Registered executor on localhost > > Starting task test-sleep > > sh -c 'cd /tmp && java SleepLatency' > > Forked command at 42480 > > loop 0 delay 11 ms > > loop 1 delay 12 ms > > loop 2 delay 11 ms > > loop 3 delay 13 ms > > loop 4 delay 12 ms > > loop 5 delay 12 ms > > loop 6 delay 12 ms > > loop 7 delay 12 ms > > loop 8 delay 12 ms > > loop 9 delay 11 ms > > loop 10 delay 12 ms > > loop 11 delay 13 ms > > loop 12 delay 11 ms > > loop 13 delay 11 ms > > loop 14 delay 12 ms > > loop 15 delay 12 ms > > loop 16 delay 13 ms > > loop 17 delay 12 ms > > loop 18 delay 11 ms > > loop 19 delay 12 ms > > loop 20 delay 12 ms > > loop 21 delay 11 ms > > loop 22 delay 12 ms > > loop 23 delay 11 ms > > loop 24 delay 12 ms > > loop 25 delay 12 ms > > loop 26 delay 12 ms > > loop 27 delay 12 ms > > loop 28 delay 13 ms > > loop 29 delay 12 ms > > loop 30 delay 12 ms > > loop 31 delay 11 ms > > loop 32 delay 11 ms > > loop 33 delay 11 ms > > loop 34 delay 13 ms > > loop 35 delay 10 ms > > loop 36 delay 12 ms > > loop 37 delay 11 ms > > loop 38 delay 12 ms > > loop 39 delay 12 ms > > loop 40 delay 12 ms > > loop 41 delay 12 ms > > loop 42 delay 12 ms > > loop 43 delay 11 ms > > loop 44 delay 12 ms > > loop 45 delay 12 ms > > loop 46 delay 12 ms > > loop 47 delay 12 ms > > loop 48 delay 12 ms > > loop 49 delay 12 ms > > loop 50 delay 12 ms > > loop 51 delay 12 ms > > loop 52 delay 12 ms > > loop 53 delay 13 ms > > loop 54 delay 11 ms > > loop 55 delay 12 ms > > loop 56 delay 12 ms > > loop 57 delay 12 ms > > loop 58 delay 12 ms > > loop 59 delay 11 ms > > loop 60 delay 11 ms > > loop 61 delay 11 ms > > loop 62 delay 11 ms > > loop 63 delay 12 ms > > loop 64 delay 12 ms > > loop 65 delay 12 ms > > loop 66 delay 12 ms > > loop 67 delay 12 ms > > loop 68 delay 11 ms > > loop 69 delay 13 ms > > loop 70 delay 12 ms > > loop 71 delay 10 ms > > loop 72 delay 12 ms > > loop 73 delay 10 ms > > loop 74 delay 11 ms > > loop 75 delay 12 ms > > loop 76 delay 10 ms > > loop 77 delay 11 ms > > loop 78 delay 12 ms > > loop 79 delay 10 ms > > loop 80 delay 12 ms > > loop 81 delay 12 ms > > loop 82 delay 11 ms > > loop 83 delay 11 ms > > loop 84 delay 12 ms > > loop 85 delay 11 ms > > loop 86 delay 12 ms > > loop 87 delay 12 ms > > loop 88 delay 12 ms > > loop 89 delay 11 ms > > loop 90 delay 12 ms > > loop 91 delay 12 ms > > loop 92 delay 13 ms > > loop 93 delay 12 ms > > loop 94 delay 11 ms > > loop 95 delay 10 ms > > loop 96 delay 12 ms > > loop 97 delay 11 ms > > loop 98 delay 12 ms > > loop 99 delay 12 ms > > total time = 1215 ms > > Command exited with status 0 (pid: 42480) > > ``` > > > > On Sat, Jun 4, 2016 at 4:11 AM, DiGiorgio, Mr. Rinaldo S. < > [email protected]> wrote: > > Hi, > > > > We are running the following Java application and we are getting > unreasonable deltas in the actual amount time slept. On linux the results > are as expected 10, 11, 12 but mostly 10ms. Can you suggest any changes we > can make or is this a known issue or a new issue to be investigated? When > we run the same code on the same instance of OSX 10.10.5 without mesos -- > we get the expected results. > > > > > > public class SleepLatency { > > static final int COUNT = 100; > > static final long DELAY = 10L; > > > > public static void main(String[] args) throws Exception { > > long tstart = System.currentTimeMillis(); > > for (int i = 0; i < COUNT; i++) { > > long t0 = System.currentTimeMillis(); > > Thread.sleep(DELAY); > > long t1 = System.currentTimeMillis(); > > System.out.printf("loop %3d delay %4d ms%n", i, t1 - t0); > > } > > long tfinish = System.currentTimeMillis(); > > System.out.printf("total time = %5d ms%n", tfinish - tstart); > > } > > } > > > > ====== OSX RESULTS are 10 to 20 times larger than LINUX Results below > ===== > > > > sh -c '/opt/jdk/bin/java -cp ./mach5-mesos-support-1.0-SNAPSHOT.jar > SleepLatency' > > loop 0 delay 141 ms > > loop 1 delay 201 ms > > loop 2 delay 81 ms > > loop 3 delay 14 ms > > loop 4 delay 194 ms > > loop 5 delay 149 ms > > loop 6 delay 172 ms > > loop 7 delay 203 ms > > loop 8 delay 203 ms > > loop 9 delay 204 ms > > loop 10 delay 204 ms > > loop 11 delay 204 ms > > loop 12 delay 203 ms > > loop 13 delay 203 ms > > loop 14 delay 40 ms > > loop 15 delay 206 ms > > loop 16 delay 171 ms > > loop 17 delay 107 ms > > loop 18 delay 85 ms > > loop 19 delay 204 ms > > loop 20 delay 204 ms > > loop 21 delay 203 ms > > loop 22 delay 208 ms > > loop 23 delay 200 ms > > loop 24 delay 203 ms > > loop 25 delay 203 ms > > loop 26 delay 204 ms > > loop 27 delay 204 ms > > loop 28 delay 120 ms > > loop 29 delay 83 ms > > loop 30 delay 204 ms > > loop 31 delay 203 ms > > loop 32 delay 204 ms > > loop 33 delay 208 ms > > loop 34 delay 199 ms > > loop 35 delay 204 ms > > loop 36 delay 175 ms > > loop 37 delay 11 ms > > loop 38 delay 115 ms > > loop 39 delay 205 ms > > loop 40 delay 204 ms > > loop 41 delay 11 ms > > loop 42 delay 91 ms > > loop 43 delay 202 ms > > loop 44 delay 203 ms > > loop 45 delay 204 ms > > loop 46 delay 209 ms > > loop 47 delay 112 ms > > loop 48 delay 16 ms > > loop 49 delay 69 ms > > loop 50 delay 204 ms > > loop 51 delay 18 ms > > loop 52 delay 14 ms > > loop 53 delay 70 ms > > loop 54 delay 33 ms > > loop 55 delay 184 ms > > loop 56 delay 199 ms > > loop 57 delay 194 ms > > loop 58 delay 102 ms > > loop 59 delay 102 ms > > loop 60 delay 12 ms > > loop 61 delay 197 ms > > loop 62 delay 204 ms > > loop 63 delay 204 ms > > loop 64 delay 206 ms > > loop 65 delay 11 ms > > loop 66 delay 180 ms > > loop 67 delay 202 ms > > loop 68 delay 10 ms > > loop 69 delay 20 ms > > loop 70 delay 199 ms > > loop 71 delay 179 ms > > loop 72 delay 202 ms > > loop 73 delay 33 ms > > loop 74 delay 69 ms > > loop 75 delay 14 ms > > loop 76 delay 88 ms > > loop 77 delay 204 ms > > loop 78 delay 209 ms > > loop 79 delay 198 ms > > loop 80 delay 204 ms > > loop 81 delay 25 ms > > loop 82 delay 76 ms > > loop 83 delay 102 ms > > loop 84 delay 173 ms > > loop 85 delay 13 ms > > loop 86 delay 17 ms > > loop 87 delay 14 ms > > loop 88 delay 191 ms > > loop 89 delay 204 ms > > loop 90 delay 204 ms > > loop 91 delay 102 ms > > loop 92 delay 47 ms > > loop 93 delay 37 ms > > loop 94 delay 142 ms > > loop 95 delay 202 ms > > loop 96 delay 204 ms > > loop 97 delay 202 ms > > loop 98 delay 104 ms > > loop 99 delay 80 ms > > total time = 14193 ms > > > > > > ====== LINUX RESULTS are as expected ====== > > > > sh -c '/opt/jdk/bin/java -cp ./mach5-mesos-support-1.0-SNAPSHOT.jar > SleepLatency' > > Forked command at 6125 > > loop 0 delay 10 ms > > loop 1 delay 11 ms > > loop 2 delay 10 ms > > loop 3 delay 10 ms > > loop 4 delay 10 ms > > loop 5 delay 10 ms > > loop 6 delay 10 ms > > loop 7 delay 10 ms > > loop 8 delay 10 ms > > loop 9 delay 10 ms > > loop 10 delay 10 ms > > loop 11 delay 10 ms > > loop 12 delay 10 ms > > loop 13 delay 10 ms > > loop 14 delay 10 ms > > loop 15 delay 10 ms > > loop 16 delay 10 ms > > loop 17 delay 10 ms > > loop 18 delay 10 ms > > loop 19 delay 11 ms > > loop 20 delay 10 ms > > loop 21 delay 10 ms > > loop 22 delay 10 ms > > loop 23 delay 10 ms > > loop 24 delay 10 ms > > loop 25 delay 11 ms > > loop 26 delay 10 ms > > loop 27 delay 10 ms > > loop 28 delay 10 ms > > loop 29 delay 10 ms > > loop 30 delay 10 ms > > loop 31 delay 10 ms > > loop 32 delay 10 ms > > loop 33 delay 10 ms > > loop 34 delay 11 ms > > loop 35 delay 10 ms > > loop 36 delay 10 ms > > loop 37 delay 11 ms > > loop 38 delay 10 ms > > loop 39 delay 10 ms > > loop 40 delay 11 ms > > loop 41 delay 10 ms > > loop 42 delay 10 ms > > loop 43 delay 11 ms > > loop 44 delay 10 ms > > loop 45 delay 10 ms > > loop 46 delay 10 ms > > loop 47 delay 10 ms > > loop 48 delay 10 ms > > loop 49 delay 10 ms > > loop 50 delay 10 ms > > loop 51 delay 10 ms > > loop 52 delay 11 ms > > loop 53 delay 10 ms > > loop 54 delay 10 ms > > loop 55 delay 10 ms > > loop 56 delay 10 ms > > loop 57 delay 10 ms > > loop 58 delay 10 ms > > loop 59 delay 10 ms > > loop 60 delay 10 ms > > loop 61 delay 10 ms > > loop 62 delay 11 ms > > loop 63 delay 10 ms > > loop 64 delay 10 ms > > loop 65 delay 11 ms > > loop 66 delay 10 ms > > loop 67 delay 10 ms > > loop 68 delay 10 ms > > loop 69 delay 10 ms > > loop 70 delay 10 ms > > loop 71 delay 10 ms > > loop 72 delay 11 ms > > loop 73 delay 10 ms > > loop 74 delay 10 ms > > loop 75 delay 10 ms > > loop 76 delay 11 ms > > loop 77 delay 10 ms > > loop 78 delay 10 ms > > loop 79 delay 10 ms > > loop 80 delay 11 ms > > loop 81 delay 10 ms > > loop 82 delay 10 ms > > loop 83 delay 10 ms > > loop 84 delay 10 ms > > loop 85 delay 10 ms > > loop 86 delay 10 ms > > loop 87 delay 10 ms > > loop 88 delay 10 ms > > loop 89 delay 10 ms > > loop 90 delay 10 ms > > loop 91 delay 10 ms > > loop 92 delay 10 ms > > loop 93 delay 10 ms > > loop 94 delay 10 ms > > loop 95 delay 10 ms > > loop 96 delay 10 ms > > loop 97 delay 10 ms > > loop 98 delay 10 ms > > loop 99 delay 10 ms > > total time = 1035 ms > > > > > > > > > > > > > > -- > > Best Regards, > > Haosdent Huang > > -- Best Regards, Haosdent Huang
