---> uname -a: Linux 6bca4276521c 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: 2933.396 BogoMIPS: 5866.79 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 12.5G 37.4G 25% / 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 12.5G 37.4G 25% /etc/resolv.conf /dev/vda1 50.0G 12.5G 37.4G 25% /etc/hostname /dev/vda1 50.0G 12.5G 37.4G 25% /etc/hosts /dev/vda1 50.0G 12.5G 37.4G 25% /var/log/sa /dev/vda1 50.0G 12.5G 37.4G 25% /w/workspace/edgex-go/1 /dev/vda1 50.0G 12.5G 37.4G 25% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 625 158 0 1053 1131 Swap: 1023 95 928 ---> 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 110: eth0@if111: 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) 08/21/20 _x86_64_ (4 CPU) 22:37:05 LINUX RESTART 22:38:02 tps rtps wtps bread/s bwrtn/s 22:39:01 100.96 42.72 58.24 8361.00 22704.74 22:40:01 480.72 245.09 235.63 8015.43 72159.11 22:41:01 383.78 255.89 127.89 10045.39 26459.25 22:42:04 182.67 41.37 141.30 14357.48 75720.76 22:43:04 3296.68 2943.57 353.11 198898.71 230047.59 22:44:01 816.50 605.72 210.78 38265.20 52890.05 22:45:04 1544.94 1181.22 363.72 167371.70 191315.37 22:46:03 1387.19 1061.53 325.66 60290.11 80230.23 22:47:01 152.83 29.05 123.78 3315.03 7468.31 22:48:01 1.81 0.55 1.27 17.72 16.48 22:49:01 0.30 0.02 0.28 0.27 3.25 22:50:01 0.28 0.05 0.23 0.67 2.45 22:51:01 0.28 0.00 0.28 0.00 3.28 22:52:02 1.05 0.77 0.28 17.85 2.61 22:53:01 2.30 1.54 0.76 46.33 14.63 22:54:01 1.00 0.52 0.48 4.80 6.30 22:55:01 0.28 0.13 0.15 1.47 1.60 22:56:01 1.67 1.43 0.23 13.86 3.58 22:57:01 3.15 2.51 0.63 38.50 8.56 22:58:01 1.18 0.82 0.37 164.02 5.68 22:59:01 51.11 50.69 0.42 4992.31 24.12 Average: 401.20 308.19 93.01 24777.81 36597.99 22:38:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:01 71844 1809712 96.18 2620 1165576 1485192 50.69 713952 933008 78064 22:40:01 106508 1775048 94.34 1492 1076772 1294908 44.19 748208 769616 8 22:41:01 623296 1258260 66.87 500 600040 1242252 42.40 467952 548020 27228 22:42:04 62788 1818768 96.66 216 1171080 1281880 43.75 761940 852028 36928 22:43:04 64632 1816924 96.56 0 1054764 2300088 78.50 798168 844748 73828 22:44:01 583332 1298224 69.00 0 601008 1708424 58.31 497448 591500 8 22:45:04 63560 1817996 96.62 0 1098252 2414044 82.39 778940 854588 58352 22:46:03 354744 1526812 81.15 0 915968 1459432 49.81 604020 705628 8284 22:47:01 344312 1537244 81.70 0 990124 1177852 40.20 601040 722344 16 22:48:01 346336 1535220 81.59 0 990592 1149116 39.22 600144 721632 12 22:49:01 347092 1534464 81.55 0 990600 1149080 39.22 599840 721640 12 22:50:01 347216 1534340 81.55 0 990612 1149056 39.22 599856 721660 12 22:51:01 347360 1534196 81.54 0 990628 1149056 39.22 599736 721668 8 22:52:02 345064 1536492 81.66 0 991184 1149676 39.24 600892 722104 16 22:53:01 344580 1536976 81.69 0 991652 1149212 39.22 601116 722444 16 22:54:01 344764 1536792 81.68 0 991712 1149188 39.22 600916 722584 16 22:55:01 345172 1536384 81.65 0 991708 1149056 39.22 600172 722652 20 22:56:01 344008 1537548 81.72 0 991728 1149248 39.22 601352 723056 16 22:57:01 343080 1538476 81.77 0 991736 1149224 39.22 601252 724248 8 22:58:01 336108 1545448 82.14 0 996344 1149140 39.22 605596 726380 12 22:59:01 180608 1700948 90.40 0 1143008 1147560 39.16 618020 864000 8 Average: 297448 1584108 84.19 230 986909 1340604 45.75 628598 744550 13470 22:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:39:01 eth0 1633.24 1442.52 3844.05 2902.60 0.00 0.00 0.00 22:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 docker0 780.16 536.37 65.13 2687.55 0.00 0.00 0.00 22:40:01 eth0 500.41 346.87 7267.88 44.00 0.00 0.00 0.00 22:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 docker0 141.28 165.41 9.67 827.81 0.00 0.00 0.00 22:41:01 vethac4d14c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 22:41:01 eth0 2840.95 2272.91 13873.86 3039.27 0.00 0.00 0.00 22:41:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 22:41:01 docker0 909.57 694.28 73.79 3477.74 0.00 0.00 0.00 22:42:04 eth0 115.29 77.78 1633.39 53.46 0.00 0.00 0.00 22:42:04 veth2132e52 0.00 0.13 0.00 0.01 0.00 0.00 0.00 22:42:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:04 eth0 52.36 39.66 163.46 9.85 0.00 0.00 0.00 22:43:04 veth2132e52 0.00 0.17 0.00 0.01 0.00 0.00 0.00 22:43:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:04 docker0 30.30 34.64 1.86 148.05 0.00 0.00 0.00 22:44:01 eth0 29.33 24.31 10.31 47.83 0.00 0.00 0.00 22:44:01 veth2132e52 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:45:04 eth0 55.49 28.38 115.33 17.46 0.00 0.00 0.00 22:45:04 veth2132e52 0.00 0.19 0.00 0.01 0.00 0.00 0.00 22:45:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:45:04 veth41f1974 0.00 0.32 0.00 0.02 0.00 0.00 0.00 22:46:03 vethe103ec4 0.00 0.10 0.00 0.01 0.00 0.00 0.00 22:46:03 vetha2644f6 17.40 40.68 1.14 261.25 0.00 0.00 0.00 22:46:03 eth0 3317.64 2588.46 16698.67 3348.99 0.00 0.00 0.00 22:46:03 veth2132e52 0.00 0.71 0.00 0.03 0.00 0.00 0.00 22:47:01 eth0 60.24 35.29 181.01 14.30 0.00 0.00 0.00 22:47:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 22:47:01 docker0 1032.56 869.62 81.84 4409.73 0.00 0.00 0.00 22:48:01 eth0 0.23 0.22 0.08 0.08 0.00 0.00 0.00 22:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:49:01 eth0 0.18 0.13 0.07 0.01 0.00 0.00 0.00 22:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:51:01 eth0 0.80 0.08 0.06 0.01 0.00 0.00 0.00 22:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:02 eth0 0.92 0.28 0.30 0.20 0.00 0.00 0.00 22:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 eth0 0.85 0.42 0.43 0.24 0.00 0.00 0.00 22:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 eth0 0.35 0.27 0.20 0.05 0.00 0.00 0.00 22:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 eth0 1.17 0.05 0.11 0.00 0.00 0.00 0.00 22:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 eth0 1.03 0.47 0.32 0.21 0.00 0.00 0.00 22:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 eth0 0.43 0.32 0.26 0.20 0.00 0.00 0.00 22:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 eth0 0.32 0.23 0.14 0.07 0.00 0.00 0.00 22:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 eth0 28.02 24.80 10.87 39.20 0.00 0.00 0.00 22:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 126.78 101.28 659.29 156.06 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 47.61 40.10 3.77 203.35 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) 08/21/20 _x86_64_ (4 CPU) 22:37:05 LINUX RESTART 22:38:02 CPU %user %nice %system %iowait %steal %idle 22:39:01 all 18.72 0.00 6.38 1.83 0.05 73.02 22:39:01 0 16.97 0.00 8.00 1.12 0.04 73.87 22:39:01 1 14.46 0.00 6.27 2.55 0.05 76.68 22:39:01 2 15.30 0.00 5.52 2.07 0.05 77.05 22:39:01 3 28.06 0.00 5.78 1.58 0.02 64.56 22:40:01 all 13.68 0.00 9.32 7.90 0.08 69.02 22:40:01 0 14.67 0.00 9.04 6.10 0.08 70.11 22:40:01 1 13.25 0.00 9.56 11.28 0.08 65.83 22:40:01 2 13.11 0.00 9.39 7.70 0.08 69.72 22:40:01 3 13.71 0.00 9.26 6.48 0.08 70.46 22:41:01 all 51.40 0.00 14.30 6.93 0.04 27.33 22:41:01 0 51.84 0.00 14.41 7.28 0.03 26.43 22:41:01 1 51.18 0.00 14.21 6.60 0.03 27.98 22:41:01 2 53.35 0.00 13.83 8.15 0.03 24.64 22:41:01 3 49.21 0.00 14.80 5.70 0.03 30.26 22:42:04 all 18.96 0.00 10.36 11.81 0.04 58.82 22:42:04 0 19.55 0.00 10.21 11.67 0.07 58.51 22:42:04 1 19.99 0.00 10.60 11.39 0.05 57.97 22:42:04 2 18.11 0.00 9.96 11.72 0.05 60.16 22:42:04 3 18.18 0.00 10.66 12.47 0.05 58.65 22:43:04 all 22.13 0.00 28.65 24.75 0.06 24.41 22:43:04 0 21.90 0.00 28.04 26.83 0.07 23.16 22:43:04 1 20.82 0.00 28.97 25.04 0.07 25.10 22:43:04 2 23.00 0.00 27.97 22.77 0.05 26.20 22:43:04 3 22.79 0.00 29.61 24.37 0.04 23.18 22:44:01 all 54.28 0.00 15.15 14.29 0.04 16.24 22:44:01 0 53.62 0.00 16.21 15.09 0.04 15.05 22:44:01 1 55.40 0.00 14.96 12.46 0.04 17.15 22:44:01 2 52.97 0.00 14.47 17.04 0.04 15.49 22:44:01 3 55.14 0.00 14.97 12.57 0.04 17.28 22:45:04 all 29.80 0.00 24.85 24.26 0.05 21.04 22:45:04 0 28.40 0.00 25.04 25.75 0.07 20.75 22:45:04 1 29.99 0.00 25.18 27.21 0.03 17.58 22:45:04 2 29.75 0.00 24.09 20.40 0.03 25.73 22:45:04 3 31.09 0.00 25.10 23.65 0.07 20.08 22:46:03 all 39.14 0.00 19.80 24.64 0.05 16.37 22:46:03 0 37.53 0.00 20.28 23.31 0.04 18.84 22:46:03 1 40.32 0.00 19.68 24.56 0.05 15.39 22:46:03 2 38.55 0.00 19.01 26.86 0.07 15.52 22:46:03 3 40.18 0.00 20.24 23.83 0.02 15.73 22:47:01 all 5.85 0.00 4.31 6.81 0.02 83.01 22:47:01 0 5.56 0.00 4.69 6.64 0.03 83.08 22:47:01 1 6.85 0.00 3.78 6.57 0.00 82.80 22:47:01 2 4.76 0.00 4.41 8.70 0.02 82.11 22:47:01 3 6.21 0.00 4.40 5.32 0.02 84.05 22:48:01 all 0.15 0.00 0.04 0.01 0.00 99.80 22:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:48:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:48:01 2 0.20 0.00 0.05 0.00 0.00 99.75 22:48:01 3 0.33 0.00 0.02 0.02 0.00 99.63 22:49:01 all 0.16 0.00 0.02 0.00 0.00 99.81 22:49:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:49:01 1 0.55 0.00 0.03 0.00 0.00 99.42 22:49:01 2 0.05 0.00 0.02 0.00 0.00 99.93 22:49:01 3 0.05 0.00 0.02 0.00 0.00 99.93 22:50:01 all 0.15 0.00 0.04 0.00 0.00 99.81 22:50:01 0 0.05 0.00 0.07 0.00 0.00 99.88 22:50:01 1 0.52 0.00 0.03 0.00 0.00 99.45 22:50:01 2 0.02 0.00 0.03 0.02 0.00 99.93 22:50:01 3 0.00 0.00 0.02 0.02 0.00 99.97 22:51:01 all 0.16 0.00 0.02 0.00 0.00 99.81 22:51:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:51:01 1 0.47 0.00 0.03 0.00 0.00 99.50 22:51:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:51:01 3 0.12 0.00 0.02 0.00 0.00 99.87 22:52:02 all 0.15 0.00 0.03 0.01 0.00 99.80 22:52:02 0 0.07 0.00 0.03 0.02 0.00 99.88 22:52:02 1 0.03 0.00 0.05 0.00 0.00 99.92 22:52:02 2 0.02 0.00 0.05 0.00 0.00 99.93 22:52:02 3 0.52 0.00 0.02 0.02 0.00 99.45 22:53:01 all 0.16 0.00 0.06 0.03 0.00 99.75 22:53:01 0 0.02 0.00 0.05 0.00 0.00 99.93 22:53:01 1 0.03 0.00 0.05 0.02 0.00 99.90 22:53:01 2 0.02 0.00 0.08 0.08 0.00 99.81 22:53:01 3 0.53 0.00 0.05 0.03 0.00 99.39 22:54:01 all 0.16 0.00 0.02 0.02 0.00 99.80 22:54:01 0 0.05 0.00 0.05 0.02 0.00 99.88 22:54:01 1 0.02 0.00 0.02 0.00 0.00 99.97 22:54:01 2 0.07 0.00 0.02 0.05 0.00 99.87 22:54:01 3 0.52 0.00 0.03 0.00 0.00 99.45 22:55:01 all 0.11 0.00 0.03 0.01 0.00 99.85 22:55:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:55:01 1 0.02 0.00 0.02 0.00 0.00 99.97 22:55:01 2 0.03 0.00 0.03 0.02 0.02 99.90 22:55:01 3 0.37 0.00 0.05 0.00 0.00 99.58 22:56:01 all 0.10 0.00 0.04 0.04 0.00 99.82 22:56:01 0 0.03 0.00 0.02 0.08 0.00 99.87 22:56:01 1 0.03 0.00 0.02 0.02 0.02 99.92 22:56:01 2 0.08 0.00 0.07 0.07 0.00 99.78 22:56:01 3 0.27 0.00 0.03 0.00 0.00 99.70 22:57:01 all 0.17 0.00 0.03 0.08 0.00 99.72 22:57:01 0 0.05 0.00 0.03 0.00 0.00 99.92 22:57:01 1 0.05 0.00 0.05 0.00 0.00 99.90 22:57:01 2 0.05 0.00 0.02 0.20 0.00 99.73 22:57:01 3 0.52 0.00 0.02 0.13 0.00 99.33 22:58:01 all 0.17 0.00 0.03 0.03 0.00 99.77 22:58:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:58:01 1 0.53 0.00 0.03 0.00 0.00 99.43 22:58:01 2 0.05 0.00 0.07 0.13 0.00 99.75 22:58:01 3 0.02 0.00 0.03 0.00 0.00 99.95 22:59:01 all 0.98 0.00 0.49 1.18 0.00 97.35 22:59:01 0 0.53 0.00 0.45 0.70 0.00 98.32 22:59:01 1 0.82 0.00 0.33 0.60 0.00 98.25 22:59:01 2 0.43 0.00 0.23 0.50 0.00 98.83 22:59:01 3 2.19 0.00 0.93 2.90 0.02 93.96 Average: all 11.97 0.00 6.28 5.84 0.02 75.89 Average: 0 11.73 0.00 6.41 5.85 0.02 75.99 Average: 1 11.93 0.00 6.29 6.03 0.02 75.74 Average: 2 11.65 0.00 6.06 5.91 0.02 76.35 Average: 3 12.56 0.00 6.35 5.57 0.02 75.51