---> uname -a: Linux d58247ca0945 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: 2933.442 BogoMIPS: 5866.88 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-403 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-403@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 672 130 0 1033 1058 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) 07/16/20 _x86_64_ (4 CPU) 07:45:33 LINUX RESTART 07:46:02 tps rtps wtps bread/s bwrtn/s 07:47:01 62.29 16.25 46.04 5212.73 6651.59 07:48:01 1.92 0.00 1.92 0.00 35.02 07:49:01 0.30 0.00 0.30 0.00 3.36 07:50:01 0.52 0.00 0.52 0.00 6.76 07:51:01 0.30 0.00 0.30 0.00 4.55 07:52:01 0.37 0.00 0.37 0.00 6.80 Average: 10.81 2.67 8.14 856.94 1102.92 07:46:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:47:01 222792 1658764 88.16 2620 1068004 1141284 38.95 447788 1051356 8 07:48:01 227000 1654556 87.94 2620 1067968 1113696 38.01 447348 1048372 12 07:49:01 231372 1650184 87.70 2620 1067972 1073604 36.64 445156 1046872 12 07:50:01 229956 1651600 87.78 2620 1067976 1073736 36.64 447760 1046288 8 07:51:01 229912 1651644 87.78 2620 1067980 1073700 36.64 459124 1035036 8 07:52:01 228736 1652820 87.84 2620 1067988 1073688 36.64 460204 1035036 8 Average: 228295 1653261 87.87 2620 1067981 1091618 37.25 451230 1043827 9 07:46:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:47:01 eth0 743.01 529.60 1659.27 423.07 0.00 0.00 0.00 07:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:47:01 docker0 120.01 79.85 9.85 307.30 0.00 0.00 0.00 07:48:01 eth0 2.25 0.78 0.88 0.61 0.00 0.00 0.00 07:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 eth0 0.65 0.07 0.06 0.01 0.00 0.00 0.00 07:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 eth0 1.18 0.35 0.33 0.20 0.00 0.00 0.00 07:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 eth0 0.55 0.32 0.27 0.20 0.00 0.00 0.00 07:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 eth0 0.42 0.23 0.20 0.07 0.00 0.00 0.00 07:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 122.99 87.35 273.06 69.73 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 19.73 13.13 1.62 50.52 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) 07/16/20 _x86_64_ (4 CPU) 07:45:33 LINUX RESTART 07:46:02 CPU %user %nice %system %iowait %steal %idle 07:47:01 all 11.24 0.00 3.41 2.20 0.02 83.13 07:47:01 0 12.85 0.00 4.11 0.27 0.02 82.75 07:47:01 1 10.76 0.00 3.31 2.45 0.03 83.45 07:47:01 2 8.85 0.00 3.44 1.48 0.02 86.22 07:47:01 3 12.55 0.00 2.77 4.56 0.03 80.09 07:48:01 all 0.16 0.00 0.04 0.00 0.00 99.80 07:48:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:48:01 1 0.08 0.00 0.07 0.00 0.00 99.85 07:48:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:48:01 3 0.47 0.00 0.02 0.00 0.02 99.50 07:49:01 all 0.16 0.00 0.03 0.00 0.00 99.80 07:49:01 0 0.52 0.00 0.02 0.00 0.00 99.47 07:49:01 1 0.07 0.00 0.03 0.00 0.02 99.88 07:49:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:49:01 3 0.05 0.00 0.02 0.00 0.00 99.93 07:50:01 all 0.16 0.00 0.02 0.00 0.00 99.83 07:50:01 0 0.50 0.00 0.00 0.00 0.00 99.50 07:50:01 1 0.02 0.00 0.02 0.00 0.00 99.97 07:50:01 2 0.07 0.00 0.03 0.00 0.00 99.90 07:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:51:01 all 0.16 0.00 0.05 0.00 0.00 99.79 07:51:01 0 0.48 0.00 0.07 0.00 0.00 99.45 07:51:01 1 0.03 0.00 0.05 0.00 0.00 99.92 07:51:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:51:01 3 0.10 0.00 0.05 0.00 0.00 99.85 07:52:01 all 0.12 0.00 0.04 0.00 0.00 99.84 07:52:01 0 0.40 0.00 0.08 0.00 0.00 99.52 07:52:01 1 0.05 0.00 0.03 0.00 0.00 99.92 07:52:01 2 0.03 0.00 0.03 0.00 0.02 99.92 07:52:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 1.97 0.00 0.58 0.36 0.00 97.08 Average: 0 2.43 0.00 0.71 0.04 0.00 96.82 Average: 1 1.80 0.00 0.57 0.40 0.01 97.21 Average: 2 1.48 0.00 0.59 0.24 0.01 97.68 Average: 3 2.16 0.00 0.47 0.74 0.01 96.62