---> uname -a: Linux fd368a508b3a 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 797 132 0 907 973 Swap: 1023 2 1021 ---> 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) 09/17/20 _x86_64_ (4 CPU) 19:21:29 LINUX RESTART (4 CPU) 19:22:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:23:01 95.64 45.16 50.47 0.00 7873.34 6781.75 0.00 19:24:01 1.60 0.00 1.60 0.00 0.00 28.99 0.00 19:25:01 0.38 0.00 0.38 0.00 0.00 6.25 0.00 19:26:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 19:27:01 251.06 137.64 113.42 0.00 7491.53 35644.96 0.00 19:28:01 216.93 86.55 130.38 0.00 5357.26 33285.05 0.00 Average: 94.32 44.90 49.42 0.00 3442.64 12643.07 0.00 19:22:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:23:01 203156 0 598260 31.80 2620 1077520 1116980 38.12 463932 1056280 120 19:24:01 203972 0 597348 31.75 2620 1077616 1101244 37.58 465900 1054028 12 19:25:01 205828 0 595484 31.65 2620 1077624 1079788 36.85 466320 1052252 8 19:26:01 205052 0 596260 31.69 2620 1077624 1076796 36.75 467624 1051716 8 19:27:01 300240 0 650872 34.59 2596 927848 1086044 37.06 548436 829732 20 19:28:01 236248 0 745688 39.63 1492 898128 1128620 38.52 606652 750644 44 Average: 225749 0 630652 33.52 2428 1022727 1098245 37.48 503144 965775 35 19:22:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:23:01 eth0 764.43 575.95 1694.12 423.42 0.00 0.00 0.00 0.00 19:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:23:01 docker0 115.46 90.75 9.63 308.04 0.00 0.00 0.00 0.00 19:24:01 eth0 1.10 0.37 0.42 0.20 0.00 0.00 0.00 0.00 19:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:25:01 eth0 1.10 0.40 0.34 0.20 0.00 0.00 0.00 0.00 19:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:26:01 eth0 2.51 2.56 0.44 7.37 0.00 0.00 0.00 0.00 19:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:27:01 eth0 516.35 470.32 4206.54 43.14 0.00 0.00 0.00 0.00 19:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:27:01 docker0 71.38 72.50 5.55 412.74 0.00 0.00 0.00 0.00 19:28:01 eth0 706.09 551.93 3804.51 120.25 0.00 0.00 0.00 0.00 19:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:28:01 docker0 43.97 50.35 3.08 211.41 0.00 0.00 0.00 0.00 Average: eth0 330.85 266.16 1617.86 98.26 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 Average: docker0 38.27 35.46 3.02 154.99 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) 09/17/20 _x86_64_ (4 CPU) 19:21:29 LINUX RESTART (4 CPU) 19:22:02 CPU %user %nice %system %iowait %steal %idle 19:23:01 all 16.85 0.00 6.52 2.38 0.02 74.23 19:23:01 0 14.09 0.00 7.28 1.27 0.03 77.32 19:23:01 1 17.74 0.00 5.48 1.11 0.02 75.65 19:23:01 2 16.56 0.00 6.62 4.08 0.02 72.72 19:23:01 3 19.00 0.00 6.72 3.05 0.02 71.21 19:24:01 all 0.13 0.00 0.07 0.00 0.00 99.80 19:24:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:24:01 1 0.28 0.00 0.10 0.00 0.00 99.62 19:24:01 2 0.08 0.00 0.03 0.00 0.00 99.88 19:24:01 3 0.12 0.00 0.12 0.00 0.00 99.77 19:25:01 all 0.08 0.00 0.04 0.00 0.00 99.88 19:25:01 0 0.03 0.00 0.05 0.00 0.00 99.92 19:25:01 1 0.20 0.00 0.07 0.00 0.00 99.73 19:25:01 2 0.05 0.00 0.03 0.00 0.00 99.92 19:25:01 3 0.03 0.00 0.02 0.00 0.00 99.95 19:26:01 all 0.10 0.00 0.06 0.00 0.01 99.84 19:26:01 0 0.07 0.00 0.03 0.00 0.00 99.90 19:26:01 1 0.20 0.00 0.08 0.00 0.00 99.72 19:26:01 2 0.07 0.00 0.03 0.00 0.02 99.88 19:26:01 3 0.05 0.00 0.08 0.00 0.02 99.85 19:27:01 all 8.60 0.00 5.30 3.73 0.01 82.35 19:27:01 0 8.62 0.00 5.60 2.62 0.02 83.14 19:27:01 1 7.86 0.00 5.18 4.06 0.03 82.87 19:27:01 2 8.21 0.00 5.06 4.06 0.00 82.67 19:27:01 3 9.73 0.00 5.37 4.15 0.00 80.75 19:28:01 all 12.35 0.00 7.99 3.34 0.02 76.31 19:28:01 0 10.73 0.00 7.59 3.26 0.02 78.41 19:28:01 1 12.48 0.00 6.98 3.18 0.02 77.35 19:28:01 2 11.74 0.00 7.88 4.40 0.02 75.96 19:28:01 3 14.42 0.00 9.51 2.51 0.03 73.53 Average: all 6.28 0.00 3.30 1.56 0.01 88.85 Average: 0 5.53 0.00 3.39 1.18 0.01 89.89 Average: 1 6.41 0.00 2.96 1.39 0.01 89.24 Average: 2 6.06 0.00 3.25 2.07 0.01 88.61 Average: 3 7.14 0.00 3.60 1.60 0.01 87.64