---> uname -a: Linux f3d0f91302df 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: 2933.436 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/ndry_app-functions-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 772 107 0 958 997 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) 06/25/20 _x86_64_ (4 CPU) 17:55:59 LINUX RESTART 17:57:01 tps rtps wtps bread/s bwrtn/s 17:58:01 8.59 0.17 8.42 4.13 1285.35 17:59:01 0.33 0.00 0.33 0.00 4.33 18:00:01 0.27 0.00 0.27 0.00 3.88 18:01:01 0.27 0.02 0.25 0.13 2.56 18:02:01 0.53 0.12 0.42 2.13 7.81 18:03:01 248.62 159.97 88.64 6981.29 31465.30 18:04:01 213.10 77.81 135.29 4497.87 35258.41 Average: 67.39 34.01 33.38 1640.89 9719.25 17:57:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:58:01 224228 1657328 88.08 2620 1072232 1116244 38.10 448028 1050972 16 17:59:01 227168 1654388 87.93 2620 1072236 1075720 36.71 448796 1047820 20 18:00:01 226752 1654804 87.95 2620 1072244 1075820 36.72 449300 1047820 8 18:01:01 225788 1655768 88.00 2620 1072244 1078324 36.80 454608 1043500 8 18:02:01 225888 1655668 87.99 2620 1072388 1076208 36.73 464360 1034420 12 18:03:01 87340 1794216 95.36 2620 1062228 1335224 45.57 589784 986560 68928 18:04:01 189484 1692072 89.93 1496 918932 1728064 58.98 647536 754512 40 Average: 200950 1680606 89.32 2459 1048929 1212229 41.37 500345 995086 9862 17:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:58:01 eth0 121.16 74.85 29.16 318.26 0.00 0.00 0.00 17:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:01 docker0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 17:59:01 eth0 1.33 0.32 0.36 0.40 0.00 0.00 0.00 17:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 eth0 0.82 0.57 0.53 0.40 0.00 0.00 0.00 18:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 eth0 0.75 0.08 0.06 0.01 0.00 0.00 0.00 18:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 eth0 0.70 0.43 0.40 0.27 0.00 0.00 0.00 18:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 vethbbb180f 40.41 42.61 4.30 304.95 0.00 0.00 0.00 18:03:01 eth0 928.60 598.43 5778.68 432.92 0.00 0.00 0.00 18:03:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 18:03:01 docker0 171.98 138.86 13.94 610.17 0.00 0.00 0.00 18:04:01 veth52d8880 0.00 0.02 0.00 0.00 0.00 0.00 0.00 18:04:01 eth0 385.77 200.72 3717.99 61.47 0.00 0.00 0.00 18:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 docker0 29.01 36.52 1.64 171.24 0.00 0.00 0.00 Average: veth52d8880 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 101.37 58.44 1118.39 57.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.92 11.29 0.77 68.03 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) 06/25/20 _x86_64_ (4 CPU) 17:55:59 LINUX RESTART 17:57:01 CPU %user %nice %system %iowait %steal %idle 17:58:01 all 1.58 0.00 0.38 0.05 0.04 97.95 17:58:01 0 1.05 0.00 0.38 0.03 0.02 98.51 17:58:01 1 1.37 0.00 0.33 0.00 0.03 98.26 17:58:01 2 2.62 0.00 0.33 0.18 0.03 96.83 17:58:01 3 1.28 0.00 0.45 0.00 0.08 98.18 17:59:01 all 0.08 0.00 0.05 0.00 0.06 99.81 17:59:01 0 0.07 0.00 0.07 0.00 0.08 99.78 17:59:01 1 0.22 0.00 0.05 0.00 0.07 99.67 17:59:01 2 0.05 0.00 0.03 0.00 0.08 99.83 17:59:01 3 0.02 0.00 0.05 0.00 0.02 99.92 18:00:01 all 0.14 0.00 0.03 0.00 0.07 99.76 18:00:01 0 0.42 0.00 0.02 0.00 0.07 99.50 18:00:01 1 0.03 0.00 0.02 0.00 0.02 99.93 18:00:01 2 0.07 0.00 0.05 0.00 0.18 99.70 18:00:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:01:01 all 0.10 0.00 0.03 0.00 0.15 99.72 18:01:01 0 0.10 0.00 0.05 0.00 0.20 99.65 18:01:01 1 0.02 0.00 0.03 0.00 0.05 99.90 18:01:01 2 0.05 0.00 0.05 0.00 0.32 99.58 18:01:01 3 0.22 0.00 0.03 0.00 0.03 99.72 18:02:01 all 0.16 0.00 0.06 0.00 0.02 99.75 18:02:01 0 0.03 0.00 0.03 0.00 0.03 99.90 18:02:01 1 0.02 0.00 0.02 0.00 0.03 99.93 18:02:01 2 0.07 0.00 0.03 0.00 0.02 99.88 18:02:01 3 0.52 0.00 0.13 0.00 0.02 99.33 18:03:01 all 8.23 0.00 4.43 1.91 0.31 85.12 18:03:01 0 6.87 0.00 4.74 1.71 0.25 86.42 18:03:01 1 8.64 0.00 4.17 1.85 0.37 84.97 18:03:01 2 9.45 0.00 4.13 1.83 0.34 84.26 18:03:01 3 7.97 0.00 4.69 2.26 0.25 84.83 18:04:01 all 11.63 0.00 7.19 2.90 0.51 77.78 18:04:01 0 9.87 0.00 7.24 3.10 0.46 79.33 18:04:01 1 13.81 0.00 6.33 2.08 0.53 77.25 18:04:01 2 12.44 0.00 7.60 4.35 0.58 75.04 18:04:01 3 10.39 0.00 7.56 2.10 0.46 79.49 Average: all 3.09 0.00 1.71 0.69 0.16 94.34 Average: 0 2.60 0.00 1.77 0.68 0.16 94.79 Average: 1 3.40 0.00 1.54 0.55 0.16 94.35 Average: 2 3.50 0.00 1.72 0.90 0.22 93.66 Average: 3 2.88 0.00 1.82 0.61 0.12 94.56