---> uname -a: Linux 1964ee4dc976 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/ndry_app-functions-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 781 126 0 929 991 Swap: 1023 3 1020 ---> 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 16: eth0@if17: 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) 09/04/20 _x86_64_ (4 CPU) 23:42:33 LINUX RESTART (4 CPU) 23:43:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:44:01 147.10 57.51 89.58 0.00 7974.47 42005.13 0.00 23:45:01 3.70 0.00 3.70 0.00 0.00 112.17 0.00 23:46:01 0.50 0.00 0.50 0.00 0.00 9.34 0.00 23:47:01 0.32 0.00 0.32 0.00 0.00 4.58 0.00 23:48:01 85.04 35.45 49.58 0.00 1923.04 20394.11 0.00 23:49:01 320.02 140.62 179.40 0.00 8152.81 44753.93 0.00 Average: 92.81 38.95 53.87 0.00 3009.56 17886.49 0.00 23:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:44:01 193592 0 575796 30.60 2620 1109548 1130316 38.58 436332 1092868 120 23:45:01 197956 0 571244 30.36 2620 1109736 1106132 37.75 436040 1090160 20 23:46:01 198280 0 570912 30.34 2620 1109744 1089976 37.20 436280 1089508 8 23:47:01 196348 0 572844 30.45 2620 1109744 1090036 37.20 438604 1088948 8 23:48:01 81032 0 711208 37.80 2620 1086696 1523392 51.99 524360 1075120 40664 23:49:01 102740 0 745448 39.62 1952 1031416 1320844 45.08 580528 922988 16 Average: 161658 0 624575 33.19 2509 1092814 1210116 41.30 475357 1059932 6806 23:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:44:01 eth0 715.33 482.71 1661.66 416.40 0.00 0.00 0.00 0.00 23:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:44:01 docker0 104.29 84.97 8.50 302.49 0.00 0.00 0.00 0.00 23:45:01 eth0 1.05 0.37 0.31 0.21 0.00 0.00 0.00 0.00 23:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:01 eth0 1.95 0.55 0.43 0.22 0.00 0.00 0.00 0.00 23:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 eth0 1.97 0.65 0.64 0.37 0.00 0.00 0.00 0.00 23:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 eth0 410.70 348.45 3778.08 37.99 0.00 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 vethc004df7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 vethd883658 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 eth0 666.19 507.27 3959.10 72.13 0.00 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc004df7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd883658 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 299.64 223.41 1567.23 87.91 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 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) 09/04/20 _x86_64_ (4 CPU) 23:42:33 LINUX RESTART (4 CPU) 23:43:01 CPU %user %nice %system %iowait %steal %idle 23:44:01 all 18.03 0.00 8.75 5.73 0.10 67.39 23:44:01 0 16.99 0.00 10.10 4.42 0.10 68.39 23:44:01 1 16.09 0.00 8.41 7.46 0.07 67.96 23:44:01 2 19.38 0.00 8.28 3.58 0.14 68.62 23:44:01 3 19.66 0.00 8.21 7.46 0.10 64.56 23:45:01 all 0.18 0.00 0.06 0.00 0.00 99.76 23:45:01 0 0.17 0.00 0.08 0.00 0.00 99.75 23:45:01 1 0.12 0.00 0.07 0.00 0.00 99.82 23:45:01 2 0.38 0.00 0.05 0.00 0.00 99.57 23:45:01 3 0.03 0.00 0.05 0.00 0.02 99.90 23:46:01 all 0.18 0.00 0.04 0.00 0.00 99.78 23:46:01 0 0.05 0.00 0.03 0.00 0.00 99.92 23:46:01 1 0.50 0.00 0.05 0.00 0.00 99.45 23:46:01 2 0.07 0.00 0.05 0.00 0.00 99.88 23:46:01 3 0.10 0.00 0.03 0.00 0.00 99.87 23:47:01 all 0.14 0.00 0.04 0.00 0.01 99.81 23:47:01 0 0.03 0.00 0.03 0.00 0.02 99.92 23:47:01 1 0.45 0.00 0.05 0.00 0.00 99.50 23:47:01 2 0.05 0.00 0.03 0.00 0.02 99.90 23:47:01 3 0.03 0.00 0.03 0.00 0.02 99.92 23:48:01 all 5.08 0.00 3.30 0.49 0.23 90.90 23:48:01 0 4.22 0.00 3.54 0.53 0.22 91.49 23:48:01 1 5.77 0.00 3.45 0.91 0.24 89.63 23:48:01 2 5.22 0.00 3.24 0.08 0.27 91.18 23:48:01 3 5.12 0.00 2.97 0.42 0.20 91.29 23:49:01 all 13.19 0.00 8.85 3.48 0.19 74.29 23:49:01 0 12.07 0.00 9.51 2.42 0.17 75.83 23:49:01 1 13.85 0.00 8.82 4.14 0.20 72.98 23:49:01 2 12.35 0.00 8.50 2.82 0.21 76.13 23:49:01 3 14.48 0.00 8.56 4.54 0.19 72.24 Average: all 6.07 0.00 3.47 1.60 0.09 88.77 Average: 0 5.53 0.00 3.84 1.22 0.08 89.33 Average: 1 6.08 0.00 3.44 2.07 0.08 88.33 Average: 2 6.18 0.00 3.32 1.07 0.10 89.33 Average: 3 6.50 0.00 3.27 2.05 0.09 88.10