---> uname -a: Linux 279c73f45644 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: 2933.438 BogoMIPS: 5866.87 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 13.4G 36.6G 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 13.4G 36.6G 27% /etc/resolv.conf /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hostname /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hosts /dev/vda1 50.0G 13.4G 36.6G 27% /var/log/sa /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/25 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/25@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 642 120 0 1074 1110 Swap: 1023 67 956 ---> 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 114: eth0@if115: 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) 07/29/20 _x86_64_ (4 CPU) 04:30:12 LINUX RESTART 04:31:02 tps rtps wtps bread/s bwrtn/s 04:32:01 102.29 50.83 51.46 8060.93 18227.47 04:33:02 422.71 227.27 195.44 8175.32 68440.24 04:34:01 343.12 189.26 153.86 7430.91 33250.25 04:35:03 191.29 63.23 128.06 12752.05 58141.83 04:36:04 2297.79 1950.84 346.95 172495.02 213092.73 04:37:01 1299.86 1072.85 227.01 68341.86 81130.97 04:38:01 1566.12 1208.84 357.28 93564.32 123672.18 04:39:02 2085.58 1743.15 342.43 140526.92 139349.02 04:40:01 891.52 617.11 274.42 38373.47 57320.86 04:41:01 9.32 0.62 8.71 19.85 317.73 04:42:01 0.30 0.00 0.30 0.00 3.76 04:43:01 0.33 0.00 0.33 0.00 4.83 04:44:01 0.18 0.02 0.17 1.07 1.37 04:45:01 0.30 0.02 0.28 0.53 3.11 04:46:02 3.83 3.63 0.20 236.07 2.58 04:47:01 1.27 0.03 1.24 1.08 20.42 04:48:01 0.58 0.00 0.58 0.00 6.60 04:49:01 0.43 0.05 0.38 0.53 6.03 04:50:01 0.20 0.03 0.17 0.27 1.63 04:51:01 77.61 47.76 29.85 4989.63 9161.96 Average: 465.55 359.46 106.09 27877.68 40310.14 04:31:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 334600 1546956 82.22 2620 998908 1113668 38.01 466732 921380 20 04:33:02 80636 1800920 95.71 1492 1086524 1504480 51.35 654880 917040 62252 04:34:01 486756 1394800 74.13 520 667108 1609136 54.92 552848 602188 25368 04:35:03 64612 1816944 96.57 160 1147832 1252228 42.74 748628 855840 222268 04:36:04 73060 1808496 96.12 0 1015932 2345744 80.06 816628 815432 45600 04:37:01 509620 1371936 72.91 0 679404 1545044 52.73 577016 582456 9212 04:38:01 146524 1735032 92.21 0 997688 1969760 67.22 606276 938412 15692 04:39:02 56512 1825044 97.00 0 996296 2537464 86.60 723612 908232 81588 04:40:01 707860 1173696 62.38 0 600504 1214268 41.44 455396 524208 20 04:41:01 715000 1166556 62.00 0 601036 1176804 40.16 450844 523640 12 04:42:01 716908 1164648 61.90 0 601060 1163440 39.71 450140 523172 8 04:43:01 717580 1163976 61.86 0 601072 1159328 39.57 449700 523124 8 04:44:01 717712 1163844 61.86 0 601048 1159328 39.57 449812 523124 8 04:45:01 718088 1163468 61.84 0 601072 1159328 39.57 449688 523160 8 04:46:02 710132 1171424 62.26 0 606340 1159472 39.57 452704 526824 20 04:47:01 710284 1171272 62.25 0 606368 1159400 39.57 452632 526856 8 04:48:01 710760 1170796 62.22 0 606372 1159328 39.57 452468 526852 8 04:49:01 710860 1170696 62.22 0 606376 1159328 39.57 452596 526860 8 04:50:01 710340 1171216 62.25 0 606392 1159328 39.57 452480 526876 8 04:51:01 174756 1706800 90.71 0 1084568 1371564 46.81 521360 967020 174604 Average: 488630 1392926 74.03 240 765595 1403922 47.91 531822 664135 31836 04:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:32:01 eth0 1259.88 1292.55 4905.44 152.39 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 878.49 753.67 69.95 2700.81 0.00 0.00 0.00 04:33:02 eth0 1371.82 767.69 7375.88 2753.58 0.00 0.00 0.00 04:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:02 veth1865cf9 87.50 96.03 8.20 371.24 0.00 0.00 0.00 04:33:02 docker0 976.39 885.07 77.15 3383.08 0.00 0.00 0.00 04:34:01 eth0 38.60 20.61 34.26 16.13 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 vethc970d49 0.00 0.14 0.00 0.01 0.00 0.00 0.00 04:34:01 docker0 0.07 0.03 0.00 0.00 0.00 0.00 0.00 04:35:03 vetheac1db8 0.00 0.11 0.00 0.01 0.00 0.00 0.00 04:35:03 eth0 3177.19 2418.64 15025.61 3013.82 0.00 0.00 0.00 04:35:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:35:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:04 vetheac1db8 0.00 0.18 0.00 0.01 0.00 0.00 0.00 04:36:04 eth0 43.50 24.25 161.77 10.31 0.00 0.00 0.00 04:36:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:04 docker0 12.68 21.40 0.67 143.75 0.00 0.00 0.00 04:37:01 vetheac1db8 0.00 0.02 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 20.88 12.67 51.80 6.28 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 vethf846746 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:38:01 vetheac1db8 0.00 0.30 0.00 0.01 0.00 0.00 0.00 04:38:01 veth44ea9e4 1.55 1.82 0.19 8.46 0.00 0.00 0.00 04:38:01 eth0 3466.83 2604.74 16165.09 3176.43 0.00 0.00 0.00 04:38:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:39:02 vethf1b34a2 0.00 0.15 0.00 0.01 0.00 0.00 0.00 04:39:02 vetheac1db8 0.00 0.69 0.00 0.03 0.00 0.00 0.00 04:39:02 vethebf4db6 0.00 0.15 0.00 0.01 0.00 0.00 0.00 04:39:02 veth32ec13e 0.00 0.15 0.00 0.01 0.00 0.00 0.00 04:40:01 eth0 3689.05 2759.75 16758.03 3389.92 0.00 0.00 0.00 04:40:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:40:01 docker0 1058.90 1018.21 82.31 4266.25 0.00 0.00 0.00 04:41:01 eth0 0.28 0.20 0.09 0.06 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.18 0.12 0.07 0.04 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.65 0.08 0.06 0.01 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:02 eth0 0.60 0.43 0.34 0.27 0.00 0.00 0.00 04:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.10 0.07 0.06 0.01 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.07 0.05 0.01 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.08 0.05 0.01 0.00 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 0.17 0.08 0.01 0.01 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 eth0 118.34 83.09 2326.19 48.65 0.00 0.00 0.00 04:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 165.56 125.31 866.65 167.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 52.22 50.21 4.06 210.37 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) 07/29/20 _x86_64_ (4 CPU) 04:30:12 LINUX RESTART 04:31:02 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 12.12 0.00 4.90 1.85 0.08 81.05 04:32:01 0 14.20 0.00 6.53 1.09 0.07 78.12 04:32:01 1 11.73 0.00 3.99 0.63 0.05 83.59 04:32:01 2 11.69 0.00 5.20 1.39 0.09 81.63 04:32:01 3 10.86 0.00 3.93 4.29 0.09 80.83 04:33:02 all 20.24 0.00 9.41 5.03 0.23 65.09 04:33:02 0 16.08 0.00 10.32 6.81 0.21 66.58 04:33:02 1 27.71 0.00 9.34 5.27 0.24 57.45 04:33:02 2 15.86 0.00 8.69 3.88 0.24 71.34 04:33:02 3 21.18 0.00 9.27 4.21 0.22 65.11 04:34:01 all 48.94 0.00 14.25 5.88 0.24 30.68 04:34:01 0 47.53 0.00 14.13 2.59 0.23 35.53 04:34:01 1 49.14 0.00 14.33 8.55 0.26 27.72 04:34:01 2 50.17 0.00 14.22 8.25 0.23 27.13 04:34:01 3 48.96 0.00 14.34 4.07 0.26 32.37 04:35:03 all 24.86 0.00 11.22 8.67 0.15 55.09 04:35:03 0 24.10 0.00 10.89 7.03 0.13 57.85 04:35:03 1 27.03 0.00 11.40 11.53 0.20 49.84 04:35:03 2 24.45 0.00 11.32 8.95 0.13 55.15 04:35:03 3 23.86 0.00 11.30 7.18 0.15 57.51 04:36:04 all 20.22 0.00 24.38 27.54 1.24 26.62 04:36:04 0 19.71 0.00 23.42 27.46 1.30 28.12 04:36:04 1 20.79 0.00 24.37 26.83 1.22 26.79 04:36:04 2 20.42 0.00 24.31 28.26 1.19 25.81 04:36:04 3 19.97 0.00 25.40 27.64 1.24 25.75 04:37:01 all 61.18 0.00 17.12 11.65 0.38 9.67 04:37:01 0 60.27 0.00 17.59 12.17 0.36 9.61 04:37:01 1 59.71 0.00 18.84 11.17 0.36 9.92 04:37:01 2 61.26 0.00 16.10 14.85 0.40 7.40 04:37:01 3 63.48 0.00 15.97 8.40 0.40 11.75 04:38:01 all 16.80 0.00 18.37 32.43 0.79 31.61 04:38:01 0 17.12 0.00 18.55 30.51 0.72 33.11 04:38:01 1 17.16 0.00 17.86 31.13 0.87 32.97 04:38:01 2 16.03 0.00 19.69 36.54 0.86 26.88 04:38:01 3 16.90 0.00 17.38 31.51 0.71 33.50 04:39:02 all 39.52 0.00 19.12 23.56 0.69 17.11 04:39:02 0 38.52 0.00 18.77 24.73 0.75 17.22 04:39:02 1 39.95 0.00 19.16 21.53 0.67 18.70 04:39:02 2 40.99 0.00 18.90 22.06 0.72 17.33 04:39:02 3 38.60 0.00 19.61 25.97 0.62 15.20 04:40:01 all 29.30 0.00 13.30 20.09 0.06 37.26 04:40:01 0 28.96 0.00 13.19 15.71 0.09 42.05 04:40:01 1 29.16 0.00 13.56 21.42 0.07 35.78 04:40:01 2 29.35 0.00 13.19 22.89 0.05 34.52 04:40:01 3 29.72 0.00 13.26 20.32 0.03 36.67 04:41:01 all 0.15 0.00 0.05 0.23 0.00 99.56 04:41:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:41:01 1 0.53 0.00 0.07 0.00 0.00 99.40 04:41:01 2 0.03 0.00 0.03 0.03 0.00 99.90 04:41:01 3 0.02 0.00 0.08 0.90 0.00 99.00 04:42:01 all 0.14 0.00 0.02 0.00 0.00 99.83 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.48 0.00 0.05 0.00 0.00 99.47 04:42:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 all 0.03 0.00 0.03 0.00 0.00 99.94 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.07 0.00 0.07 0.00 0.00 99.87 04:43:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 3 0.05 0.00 0.02 0.00 0.00 99.93 04:44:01 all 0.02 0.00 0.03 0.00 0.00 99.94 04:44:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:44:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:44:01 3 0.03 0.00 0.05 0.00 0.02 99.90 04:45:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:45:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:45:01 1 0.53 0.00 0.05 0.00 0.00 99.42 04:45:01 2 0.03 0.00 0.03 0.00 0.02 99.92 04:45:01 3 0.02 0.00 0.03 0.00 0.00 99.95 04:46:02 all 0.18 0.00 0.07 0.07 0.00 99.68 04:46:02 0 0.03 0.00 0.03 0.02 0.00 99.92 04:46:02 1 0.52 0.00 0.07 0.03 0.00 99.38 04:46:02 2 0.05 0.00 0.10 0.23 0.00 99.62 04:46:02 3 0.12 0.00 0.05 0.02 0.00 99.82 04:47:01 all 0.16 0.00 0.03 0.00 0.00 99.81 04:47:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:47:01 1 0.54 0.00 0.02 0.00 0.00 99.44 04:47:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:47:01 3 0.02 0.00 0.03 0.00 0.00 99.95 04:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 1 0.52 0.00 0.02 0.00 0.00 99.47 04:48:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:48:01 3 0.05 0.00 0.02 0.00 0.00 99.93 04:49:01 all 0.12 0.00 0.02 0.00 0.00 99.86 04:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:49:01 1 0.35 0.00 0.02 0.00 0.00 99.63 04:49:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:49:01 3 0.03 0.00 0.00 0.00 0.00 99.97 04:50:01 all 0.02 0.00 0.02 0.00 0.00 99.96 04:50:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:50:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:50:01 2 0.02 0.00 0.02 0.00 0.02 99.95 04:50:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:51:01 all 3.90 0.00 2.30 1.96 0.03 91.81 04:51:01 0 3.11 0.00 2.12 0.28 0.02 94.47 04:51:01 1 3.88 0.00 2.06 1.84 0.02 92.20 04:51:01 2 5.19 0.00 2.83 4.64 0.00 87.35 04:51:01 3 3.44 0.00 2.17 1.12 0.03 93.24 Average: all 13.58 0.00 6.61 6.83 0.19 72.80 Average: 0 13.17 0.00 6.66 6.31 0.19 73.67 Average: 1 14.19 0.00 6.65 6.89 0.19 72.08 Average: 2 13.46 0.00 6.62 7.47 0.19 72.26 Average: 3 13.50 0.00 6.50 6.64 0.18 73.17