---> uname -a: Linux 7723fcd975da 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 7.0G 43.0G 14% / 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-486 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-486@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 674 140 0 1023 1055 Swap: 1023 1 1022 ---> 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 6: eth0@if7: 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) 09/15/20 _x86_64_ (4 CPU) 22:18:06 LINUX RESTART (4 CPU) 22:19:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:01 31.07 12.29 18.78 0.00 4622.18 3557.41 0.00 22:21:01 1.47 0.00 1.47 0.00 0.00 24.46 0.00 22:22:01 0.25 0.00 0.25 0.00 0.00 4.01 0.00 22:23:01 0.22 0.00 0.22 0.00 0.00 2.17 0.00 22:24:01 0.32 0.00 0.32 0.00 0.00 5.36 0.00 22:25:01 0.37 0.02 0.35 0.00 0.13 4.36 0.00 22:26:01 0.23 0.00 0.23 0.00 0.00 1.90 0.00 22:27:01 76.15 51.25 24.90 0.00 5578.30 5129.56 0.00 Average: 13.76 7.95 5.82 0.00 1275.49 1091.53 0.00 22:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:01 205908 0 598416 31.80 2620 1074612 1118884 38.19 458360 1059344 16 22:21:01 208636 0 595684 31.66 2620 1074616 1094036 37.34 458892 1056560 8 22:22:01 208972 0 595340 31.64 2620 1074624 1094056 37.34 458996 1056420 8 22:23:01 209420 0 594888 31.62 2620 1074628 1078636 36.81 461984 1053000 20 22:24:01 209352 0 594952 31.62 2620 1074632 1078744 36.82 481076 1034640 12 22:25:01 210116 0 594176 31.58 2620 1074644 1078636 36.81 480348 1034640 12 22:26:01 209728 0 594564 31.60 2620 1074644 1078636 36.81 480488 1034640 8 22:27:01 92724 0 674192 35.83 2620 1112020 1275460 43.53 531356 1058084 22648 Average: 194357 0 605276 32.17 2620 1079302 1112136 37.96 476438 1048416 2842 22:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:01 eth0 364.07 319.48 768.65 356.45 0.00 0.00 0.00 0.00 22:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 docker0 132.83 96.97 10.05 303.89 0.00 0.00 0.00 0.00 22:21:01 eth0 5.43 1.42 1.14 7.46 0.00 0.00 0.00 0.00 22:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:22:01 eth0 4.51 1.90 1.74 4.13 0.00 0.00 0.00 0.00 22:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:23:01 eth0 1.20 0.05 0.11 0.03 0.00 0.00 0.00 0.00 22:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:24:01 eth0 1.15 0.63 0.67 0.46 0.00 0.00 0.00 0.00 22:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:25:01 eth0 0.15 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:26:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:27:01 eth0 82.24 68.01 738.07 9.72 0.00 0.00 0.00 0.00 22:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 57.37 48.96 188.86 47.29 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 16.61 12.12 1.26 37.99 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) 09/15/20 _x86_64_ (4 CPU) 22:18:06 LINUX RESTART (4 CPU) 22:19:01 CPU %user %nice %system %iowait %steal %idle 22:20:01 all 4.77 0.00 2.15 0.54 0.02 92.52 22:20:01 0 3.93 0.00 2.02 0.15 0.02 93.88 22:20:01 1 4.18 0.00 2.02 1.42 0.02 92.36 22:20:01 2 6.85 0.00 2.14 0.07 0.02 90.92 22:20:01 3 4.12 0.00 2.43 0.52 0.02 92.92 22:21:01 all 0.20 0.00 0.05 0.00 0.00 99.75 22:21:01 0 0.40 0.00 0.08 0.00 0.00 99.52 22:21:01 1 0.08 0.00 0.05 0.00 0.00 99.87 22:21:01 2 0.25 0.00 0.03 0.00 0.00 99.72 22:21:01 3 0.08 0.00 0.03 0.00 0.00 99.88 22:22:01 all 0.15 0.00 0.05 0.00 0.01 99.79 22:22:01 0 0.15 0.00 0.07 0.00 0.02 99.77 22:22:01 1 0.28 0.00 0.05 0.00 0.00 99.67 22:22:01 2 0.07 0.00 0.05 0.00 0.02 99.87 22:22:01 3 0.12 0.00 0.03 0.00 0.00 99.85 22:23:01 all 0.08 0.00 0.03 0.00 0.00 99.90 22:23:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:23:01 1 0.02 0.00 0.03 0.00 0.00 99.95 22:23:01 2 0.03 0.00 0.03 0.00 0.00 99.93 22:23:01 3 0.22 0.00 0.03 0.00 0.00 99.75 22:24:01 all 0.10 0.00 0.05 0.00 0.00 99.85 22:24:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:24:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:24:01 2 0.05 0.00 0.05 0.00 0.00 99.90 22:24:01 3 0.27 0.00 0.10 0.00 0.00 99.63 22:25:01 all 0.08 0.00 0.03 0.00 0.00 99.89 22:25:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:25:01 1 0.07 0.00 0.05 0.00 0.00 99.88 22:25:01 2 0.00 0.00 0.02 0.00 0.00 99.98 22:25:01 3 0.23 0.00 0.05 0.00 0.00 99.72 22:26:01 all 0.16 0.00 0.03 0.00 0.00 99.81 22:26:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:26:01 1 0.03 0.00 0.07 0.00 0.00 99.90 22:26:01 2 0.05 0.00 0.03 0.00 0.00 99.92 22:26:01 3 0.52 0.00 0.02 0.00 0.00 99.47 22:27:01 all 2.82 0.00 1.78 1.05 0.01 94.33 22:27:01 0 2.19 0.00 1.82 0.85 0.02 95.12 22:27:01 1 3.03 0.00 1.96 2.24 0.02 92.76 22:27:01 2 3.22 0.00 1.90 0.75 0.00 94.12 22:27:01 3 2.84 0.00 1.45 0.35 0.02 95.33 Average: all 1.04 0.00 0.52 0.20 0.00 98.23 Average: 0 0.85 0.00 0.51 0.13 0.01 98.52 Average: 1 0.96 0.00 0.53 0.46 0.00 98.04 Average: 2 1.31 0.00 0.53 0.10 0.00 98.05 Average: 3 1.05 0.00 0.52 0.11 0.00 98.32