---> uname -a: Linux b6328d939b24 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 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% /w/workspace/ndry_app-functions-sdk-go_PR-390@tmp /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-390 ---> free -m: total used free shared buff/cache available Mem: 1837 687 129 0 1020 1044 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) 06/22/20 _x86_64_ (4 CPU) 18:12:24 LINUX RESTART 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:01 41.53 10.55 30.98 4479.57 3361.16 18:15:01 0.78 0.00 0.78 0.00 12.43 18:16:01 0.18 0.00 0.18 0.00 1.78 18:17:01 0.28 0.00 0.28 0.00 3.91 18:18:01 0.20 0.00 0.20 0.00 2.65 18:19:01 0.35 0.00 0.35 0.00 4.71 Average: 7.23 1.76 5.47 746.93 564.69 18:13:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 185764 1695792 90.13 2620 1088084 1122536 38.31 461984 1073496 8 18:15:01 190092 1691464 89.90 2620 1088088 1093100 37.31 461088 1070812 8 18:16:01 190336 1691220 89.88 2620 1088096 1093140 37.31 461300 1070816 8 18:17:01 189872 1691684 89.91 2620 1088096 1093156 37.31 462760 1070160 8 18:18:01 190536 1691020 89.87 2620 1088100 1089032 37.17 471068 1061540 12 18:19:01 191096 1690460 89.84 2620 1088108 1077796 36.78 480672 1051428 12 Average: 189616 1691940 89.92 2620 1088095 1094793 37.36 466479 1066375 9 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:14:01 eth0 304.21 244.73 765.23 358.07 0.00 0.00 0.00 18:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 docker0 105.91 85.87 9.07 302.35 0.00 0.00 0.00 18:15:01 eth0 2.95 0.33 0.49 0.17 0.00 0.00 0.00 18:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 eth0 2.43 0.53 0.67 0.42 0.00 0.00 0.00 18:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 eth0 1.20 0.68 0.67 0.43 0.00 0.00 0.00 18:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 eth0 1.42 0.47 0.46 0.27 0.00 0.00 0.00 18:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 eth0 1.25 0.40 0.33 0.21 0.00 0.00 0.00 18:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 52.27 41.21 128.03 59.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 17.66 14.32 1.51 50.41 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) 06/22/20 _x86_64_ (4 CPU) 18:12:24 LINUX RESTART 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 5.05 0.00 2.20 1.47 0.00 91.28 18:14:01 0 6.08 0.00 2.92 1.76 0.02 89.23 18:14:01 1 3.57 0.00 2.34 2.51 0.00 91.58 18:14:01 2 5.62 0.00 1.99 0.45 0.00 91.94 18:14:01 3 4.92 0.00 1.52 1.16 0.00 92.40 18:15:01 all 0.14 0.00 0.04 0.00 0.00 99.82 18:15:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:15:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:15:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:15:01 3 0.43 0.00 0.03 0.00 0.00 99.53 18:16:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:16:01 0 0.07 0.00 0.03 0.00 0.00 99.90 18:16:01 1 0.07 0.00 0.03 0.00 0.00 99.90 18:16:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:16:01 3 0.52 0.00 0.00 0.00 0.00 99.48 18:17:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:17:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:17:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:17:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:17:01 3 0.60 0.00 0.02 0.00 0.00 99.38 18:18:01 all 0.17 0.00 0.04 0.00 0.00 99.79 18:18:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:18:01 1 0.12 0.00 0.05 0.00 0.00 99.83 18:18:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:18:01 3 0.50 0.00 0.03 0.00 0.00 99.47 18:19:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:19:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:19:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:19:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:19:01 3 0.52 0.00 0.03 0.00 0.02 99.43 Average: all 0.97 0.00 0.40 0.24 0.00 98.39 Average: 0 1.04 0.00 0.51 0.29 0.00 98.15 Average: 1 0.64 0.00 0.43 0.42 0.00 98.51 Average: 2 0.96 0.00 0.36 0.08 0.00 98.60 Average: 3 1.25 0.00 0.27 0.19 0.00 98.29