---> uname -a: Linux a6585f8a2e6f 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.442 BogoMIPS: 5866.88 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 13.3G 36.7G 27% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 13.3G 36.7G 27% /etc/resolv.conf /dev/vda1 50.0G 13.3G 36.7G 27% /etc/hostname /dev/vda1 50.0G 13.3G 36.7G 27% /etc/hosts /dev/vda1 50.0G 13.3G 36.7G 27% /var/log/sa /dev/vda1 50.0G 13.3G 36.7G 27% /w/workspace/edgex-go/121 /dev/vda1 50.0G 13.3G 36.7G 27% /w/workspace/edgex-go/121@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 760 117 0 960 1027 Swap: 1023 48 975 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 196: eth0@if197: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/11/20 _x86_64_ (4 CPU) 02:40:22 LINUX RESTART 02:41:01 tps rtps wtps bread/s bwrtn/s 02:42:01 73.49 17.72 55.77 5411.22 15373.31 02:43:01 448.92 271.45 177.47 11345.53 72686.58 02:44:02 1203.09 940.12 262.97 65408.53 130447.17 02:45:01 1644.51 1372.80 271.71 108123.42 116827.40 02:46:02 943.36 585.96 357.40 62737.52 89750.75 02:47:02 1726.85 1402.72 324.14 100061.44 113496.27 02:48:01 592.32 378.41 213.91 31571.09 46879.32 02:49:01 95.25 85.25 10.01 4348.64 197.94 02:50:01 0.45 0.07 0.38 1.47 6.36 02:51:01 1.07 0.78 0.28 25.45 3.73 02:52:01 0.22 0.03 0.18 0.40 1.88 02:53:01 0.25 0.00 0.25 0.00 3.25 02:54:01 0.27 0.02 0.25 0.27 2.47 02:55:01 0.30 0.02 0.28 0.27 3.38 02:56:01 2.15 1.92 0.23 148.14 3.35 02:57:01 181.39 62.74 118.65 3055.34 31322.83 02:58:01 49.64 7.39 42.25 420.71 2234.99 02:59:01 30.56 0.67 29.90 15.98 454.99 03:00:01 28.13 0.32 27.82 6.66 438.80 03:01:02 25.35 0.23 25.12 5.86 403.79 03:02:01 77.62 9.98 67.64 2391.07 19556.51 03:03:01 263.02 142.75 120.27 10035.48 26531.85 Average: 335.45 239.71 95.74 18389.00 30289.27 02:41:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:42:01 73168 1808388 96.11 2620 1045124 1455272 49.67 656808 989928 44684 02:43:01 98044 1783512 94.79 1520 1094484 1512896 51.63 652916 920336 12716 02:44:02 317272 1564284 83.14 36 892724 2021112 68.98 645748 751104 5232 02:45:01 158816 1722740 91.56 28 601528 2849428 97.25 798308 716156 3168 02:46:02 360516 1521040 80.84 28 826500 1648404 56.26 560400 761332 47376 02:47:02 63660 1817896 96.62 28 1075908 2138716 72.99 656352 959976 24088 02:48:01 639384 1242172 66.02 28 657652 1232112 42.05 498368 545580 32 02:49:01 512100 1369456 72.78 28 785628 1222620 41.73 530720 639212 8 02:50:01 524108 1357448 72.14 28 785640 1124828 38.39 522164 638024 20 02:51:01 522668 1358888 72.22 28 786088 1124988 38.39 522728 638716 8 02:52:01 523156 1358400 72.20 28 786088 1124940 38.39 522596 638776 12 02:53:01 523436 1358120 72.18 28 786112 1124892 38.39 522240 638788 8 02:54:01 523444 1358112 72.18 28 786112 1124892 38.39 522356 638788 8 02:55:01 523700 1357856 72.17 28 786124 1124892 38.39 522256 638796 8 02:56:01 516096 1365460 72.57 28 789928 1124976 38.39 527972 639972 28 02:57:01 152412 1729144 91.90 28 1069252 1451088 49.52 665160 816540 27504 02:58:01 191120 1690436 89.84 28 1063712 1355236 46.25 652876 803220 44 02:59:01 210340 1671216 88.82 28 1063888 1160648 39.61 649684 788256 24 03:00:01 216184 1665372 88.51 28 1064176 1350636 46.09 660548 771256 52 03:01:02 191492 1690064 89.82 28 1064308 1329160 45.36 695540 760776 44 03:02:01 152004 1729552 91.92 28 1053068 1402464 47.86 627824 846804 101348 03:03:01 74600 1806956 96.04 28 1026896 1609600 54.93 692104 802760 97672 Average: 321260 1560296 82.93 214 904134 1436991 49.04 604803 742959 16549 02:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:42:01 vethb657197 862.99 760.69 80.72 2658.21 0.00 0.00 0.00 02:42:01 eth0 1523.30 1470.66 6332.09 186.60 0.00 0.00 0.00 02:42:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 02:42:01 docker0 862.99 760.56 68.92 2658.20 0.00 0.00 0.00 02:43:01 vethda42bf4 47.32 53.14 4.38 144.91 0.00 0.00 0.00 02:43:01 eth0 1401.96 848.45 7187.08 2762.82 0.00 0.00 0.00 02:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:43:01 docker0 74.43 101.78 5.23 503.56 0.00 0.00 0.00 02:44:02 vethd1eb769 0.00 0.22 0.00 0.01 0.00 0.00 0.00 02:44:02 vethf5bef63 3.00 4.02 0.21 30.27 0.00 0.00 0.00 02:44:02 vethd56fb93 1.34 2.41 0.09 18.67 0.00 0.00 0.00 02:44:02 vethf9172fb 2.41 3.09 0.16 29.05 0.00 0.00 0.00 02:45:01 vethd1eb769 0.00 0.20 0.00 0.01 0.00 0.00 0.00 02:45:01 eth0 3169.58 2500.69 15817.59 3071.07 0.00 0.00 0.00 02:45:01 veth464623c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 02:45:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 02:46:02 vethd1eb769 0.00 0.33 0.00 0.01 0.00 0.00 0.00 02:46:02 vethd5d0727 0.00 0.12 0.00 0.01 0.00 0.00 0.00 02:46:02 eth0 3234.03 2523.93 16038.50 3078.18 0.00 0.00 0.00 02:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:47:02 veth67ccdff 0.00 0.15 0.00 0.01 0.00 0.00 0.00 02:47:02 vethd1eb769 0.00 0.82 0.00 0.04 0.00 0.00 0.00 02:47:02 eth0 74.95 46.94 152.66 73.34 0.00 0.00 0.00 02:47:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:48:01 eth0 169.49 147.37 128.61 483.74 0.00 0.00 0.00 02:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:48:01 docker0 1064.65 1034.59 82.92 4241.72 0.00 0.00 0.00 02:49:01 eth0 319.60 319.55 146.89 1300.49 0.00 0.00 0.00 02:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 eth0 0.08 0.13 0.01 0.03 0.00 0.00 0.00 02:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:51:01 eth0 0.20 0.18 0.08 0.04 0.00 0.00 0.00 02:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:52:01 eth0 0.65 0.47 0.68 0.06 0.00 0.00 0.00 02:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:53:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 02:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:54:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 02:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:55:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 02:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:56:01 eth0 0.15 0.10 0.08 0.06 0.00 0.00 0.00 02:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:57:01 eth0 169.60 119.58 3853.70 44.28 0.00 0.00 0.00 02:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:57:01 vethfc76855 30.72 29.80 3.52 128.25 0.00 0.00 0.00 02:57:01 docker0 1078.17 1047.57 84.67 4301.46 0.00 0.00 0.00 02:58:01 veth049bfc2 0.47 0.68 0.18 0.27 0.00 0.00 0.00 02:58:01 eth0 4135.86 3287.03 20720.15 5107.40 0.00 0.00 0.00 02:58:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 02:58:01 docker0 3.85 3.43 0.86 1.66 0.00 0.00 0.00 02:59:01 eth0 137.24 99.78 119.78 96.23 0.00 0.00 0.00 02:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:59:01 docker0 4.26 3.76 1.09 1.89 0.00 0.00 0.00 03:00:01 vethea6f477 0.30 0.33 0.05 0.14 0.00 0.00 0.00 03:00:01 eth0 4390.21 3476.21 20932.94 5299.21 0.00 0.00 0.00 03:00:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 03:00:01 docker0 1090.11 1058.15 87.57 4306.08 0.00 0.00 0.00 03:01:02 vethe3bdcbb 0.47 0.58 0.12 0.21 0.00 0.00 0.00 03:01:02 eth0 118.79 88.78 103.81 91.45 0.00 0.00 0.00 03:01:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:01:02 docker0 4.08 3.91 1.16 1.91 0.00 0.00 0.00 03:02:01 eth0 2185.27 1276.20 6253.61 226.44 0.00 0.00 0.00 03:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:02:01 docker0 2.49 2.23 0.68 1.16 0.00 0.00 0.00 03:03:01 eth0 205.33 154.77 2576.90 75.02 0.00 0.00 0.00 03:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:03:01 docker0 36.46 42.69 2.37 195.86 0.00 0.00 0.00 Average: eth0 308.20 223.68 1343.05 258.48 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 51.59 50.40 4.18 205.10 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/11/20 _x86_64_ (4 CPU) 02:40:22 LINUX RESTART 02:41:01 CPU %user %nice %system %iowait %steal %idle 02:42:01 all 15.88 0.00 5.61 2.13 0.02 76.37 02:42:01 0 19.19 0.00 6.81 2.81 0.02 71.18 02:42:01 1 16.87 0.00 5.61 0.64 0.02 76.86 02:42:01 2 15.04 0.00 5.52 3.75 0.02 75.68 02:42:01 3 12.48 0.00 4.48 1.33 0.02 81.70 02:43:01 all 18.88 0.00 9.45 3.53 0.05 68.08 02:43:01 0 15.09 0.00 10.55 2.99 0.07 71.31 02:43:01 1 13.65 0.00 8.41 3.77 0.05 74.11 02:43:01 2 30.04 0.00 9.13 2.90 0.03 57.90 02:43:01 3 16.62 0.00 9.76 4.45 0.07 69.10 02:44:02 all 17.05 0.00 16.42 15.20 0.04 51.30 02:44:02 0 16.39 0.00 15.01 14.70 0.03 53.86 02:44:02 1 16.30 0.00 16.66 15.72 0.05 51.27 02:44:02 2 16.27 0.00 16.62 14.55 0.02 52.55 02:44:02 3 19.26 0.00 17.36 15.84 0.05 47.49 02:45:01 all 43.99 0.00 19.61 21.82 0.06 14.51 02:45:01 0 43.65 0.00 19.47 21.83 0.07 14.98 02:45:01 1 43.86 0.00 19.14 23.87 0.05 13.08 02:45:01 2 43.48 0.00 20.38 19.92 0.05 16.17 02:45:01 3 44.97 0.00 19.48 21.70 0.05 13.80 02:46:02 all 20.85 0.00 17.42 28.60 0.04 33.09 02:46:02 0 21.60 0.00 17.60 26.36 0.03 34.40 02:46:02 1 20.64 0.00 16.76 30.46 0.05 32.09 02:46:02 2 19.81 0.00 16.84 26.39 0.02 36.94 02:46:02 3 21.34 0.00 18.51 31.16 0.05 28.94 02:47:02 all 41.35 0.00 20.58 24.00 0.04 14.03 02:47:02 0 41.30 0.00 21.56 23.76 0.03 13.34 02:47:02 1 40.62 0.00 21.07 26.38 0.03 11.89 02:47:02 2 39.17 0.00 19.82 21.07 0.03 19.92 02:47:02 3 44.31 0.00 19.83 24.85 0.05 10.96 02:48:01 all 27.38 0.00 13.04 16.49 0.03 43.05 02:48:01 0 27.59 0.00 13.48 16.32 0.03 42.58 02:48:01 1 28.46 0.00 12.18 15.83 0.05 43.48 02:48:01 2 25.99 0.00 11.99 14.73 0.03 47.26 02:48:01 3 27.50 0.00 14.52 19.06 0.03 38.88 02:49:01 all 7.30 0.00 2.57 2.49 0.02 87.61 02:49:01 0 7.29 0.00 2.69 2.67 0.00 87.34 02:49:01 1 7.86 0.00 2.90 2.48 0.02 86.74 02:49:01 2 6.19 0.00 2.50 2.41 0.02 88.89 02:49:01 3 7.89 0.00 2.19 2.39 0.02 87.51 02:50:01 all 0.20 0.00 0.05 0.00 0.00 99.75 02:50:01 0 0.08 0.00 0.03 0.00 0.00 99.88 02:50:01 1 0.15 0.00 0.08 0.02 0.00 99.75 02:50:01 2 0.07 0.00 0.07 0.00 0.00 99.87 02:50:01 3 0.52 0.00 0.03 0.02 0.00 99.43 02:51:01 all 0.20 0.00 0.03 0.02 0.00 99.75 02:51:01 0 0.05 0.00 0.03 0.00 0.02 99.90 02:51:01 1 0.13 0.00 0.02 0.00 0.00 99.85 02:51:01 2 0.03 0.00 0.05 0.02 0.00 99.90 02:51:01 3 0.60 0.00 0.02 0.03 0.00 99.35 02:52:01 all 0.16 0.00 0.04 0.00 0.00 99.80 02:52:01 0 0.05 0.00 0.05 0.00 0.00 99.90 02:52:01 1 0.03 0.00 0.02 0.00 0.00 99.95 02:52:01 2 0.03 0.00 0.07 0.00 0.00 99.90 02:52:01 3 0.52 0.00 0.03 0.00 0.00 99.45 02:53:01 all 0.16 0.00 0.03 0.00 0.00 99.81 02:53:01 0 0.02 0.00 0.02 0.00 0.00 99.97 02:53:01 1 0.02 0.00 0.02 0.00 0.00 99.97 02:53:01 2 0.08 0.00 0.05 0.00 0.00 99.87 02:53:01 3 0.52 0.00 0.02 0.00 0.00 99.47 02:54:01 all 0.15 0.00 0.02 0.00 0.00 99.83 02:54:01 0 0.02 0.00 0.02 0.00 0.00 99.97 02:54:01 1 0.03 0.00 0.02 0.00 0.00 99.95 02:54:01 2 0.05 0.00 0.05 0.00 0.00 99.90 02:54:01 3 0.52 0.00 0.02 0.00 0.00 99.47 02:55:01 all 0.09 0.00 0.04 0.00 0.00 99.87 02:55:01 0 0.03 0.00 0.03 0.00 0.00 99.93 02:55:01 1 0.05 0.00 0.05 0.00 0.00 99.90 02:55:01 2 0.02 0.00 0.02 0.00 0.00 99.97 02:55:01 3 0.28 0.00 0.05 0.00 0.00 99.67 02:56:01 all 0.03 0.00 0.06 0.03 0.00 99.88 02:56:01 0 0.02 0.00 0.05 0.00 0.00 99.93 02:56:01 1 0.03 0.00 0.03 0.00 0.02 99.92 02:56:01 2 0.03 0.00 0.05 0.00 0.00 99.92 02:56:01 3 0.02 0.00 0.08 0.10 0.00 99.80 02:57:01 all 7.65 0.00 4.83 3.84 0.02 83.66 02:57:01 0 6.76 0.00 4.39 2.35 0.02 86.48 02:57:01 1 6.97 0.00 5.11 2.82 0.02 85.08 02:57:01 2 8.22 0.00 4.88 7.60 0.02 79.29 02:57:01 3 8.65 0.00 4.96 2.61 0.02 83.76 02:58:01 all 3.89 0.00 4.12 1.50 0.02 90.48 02:58:01 0 4.02 0.00 4.39 3.21 0.02 88.36 02:58:01 1 3.76 0.00 3.91 0.60 0.02 91.70 02:58:01 2 3.75 0.00 3.91 1.16 0.03 91.14 02:58:01 3 4.00 0.00 4.26 1.01 0.02 90.71 02:59:01 all 3.52 0.00 3.67 0.65 0.01 92.14 02:59:01 0 3.56 0.00 4.05 0.79 0.02 91.58 02:59:01 1 3.81 0.00 3.88 0.77 0.02 91.52 02:59:01 2 3.28 0.00 3.25 0.45 0.02 93.00 02:59:01 3 3.41 0.00 3.55 0.57 0.02 92.45 03:00:01 all 3.11 0.00 3.32 0.58 0.02 92.97 03:00:01 0 2.88 0.00 3.38 0.24 0.02 93.49 03:00:01 1 3.25 0.00 2.88 0.52 0.02 93.32 03:00:01 2 3.13 0.00 3.67 1.08 0.00 92.13 03:00:01 3 3.17 0.00 3.34 0.49 0.02 92.98 03:01:02 all 3.03 0.00 3.15 0.42 0.02 93.39 03:01:02 0 2.77 0.00 3.08 0.54 0.00 93.61 03:01:02 1 3.19 0.00 3.67 0.57 0.02 92.56 03:01:02 2 3.03 0.00 2.84 0.34 0.02 93.78 03:01:02 3 3.17 0.00 2.98 0.23 0.03 93.58 03:02:01 all 9.28 0.00 6.99 1.33 0.03 82.37 03:02:01 0 9.83 0.00 9.50 1.09 0.03 79.54 03:02:01 1 9.11 0.00 6.12 0.94 0.03 83.79 03:02:01 2 8.43 0.00 6.05 2.16 0.03 83.32 03:02:01 3 9.76 0.00 6.30 1.12 0.03 82.79 03:03:01 all 10.37 0.00 7.71 3.94 0.04 77.95 03:03:01 0 9.51 0.00 7.15 3.58 0.03 79.72 03:03:01 1 9.36 0.00 7.02 2.55 0.05 81.03 03:03:01 2 12.84 0.00 8.71 5.20 0.03 73.22 03:03:01 3 9.73 0.00 7.94 4.44 0.03 77.86 Average: all 10.53 0.00 6.24 5.68 0.02 77.53 Average: 0 10.40 0.00 6.44 5.54 0.02 77.59 Average: 1 10.24 0.00 6.10 5.74 0.02 77.90 Average: 2 10.75 0.00 6.14 5.56 0.02 77.53 Average: 3 10.72 0.00 6.27 5.88 0.02 77.11