---> uname -a: Linux de9b94a528f5 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 6.4G 43.6G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-313 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-313@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 642 69 0 1125 1089 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/31/20 _x86_64_ (4 CPU) 23:10:49 LINUX RESTART 23:11:01 tps rtps wtps bread/s bwrtn/s 23:12:01 172.88 94.86 78.02 7101.53 37819.17 23:13:01 11.29 0.00 11.29 0.00 2326.76 23:14:01 0.35 0.00 0.35 0.00 4.56 23:15:02 71.78 49.08 22.70 3385.62 10073.31 Average: 64.10 36.00 28.10 2623.12 12559.03 23:11:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:12:01 185948 1696356 90.12 2620 1142732 944424 32.22 455368 1084960 66432 23:13:01 192428 1689876 89.78 2620 1142580 903476 30.83 451660 1082344 16 23:14:01 190104 1692200 89.90 2620 1142592 903668 30.83 453992 1082336 8 23:15:02 71700 1810604 96.19 2620 1182932 1114252 38.02 540572 1090780 91472 Average: 160045 1722259 91.50 2620 1152709 966455 32.97 475398 1085105 39482 23:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:12:01 eth0 600.60 450.43 1607.12 401.40 0.00 0.00 0.00 23:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 docker0 97.14 66.41 8.40 298.20 0.00 0.00 0.00 23:13:01 eth0 0.88 0.08 0.07 0.01 0.00 0.00 0.00 23:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 eth0 1.22 0.48 0.32 0.18 0.00 0.00 0.00 23:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:02 eth0 89.79 76.17 2321.25 8.96 0.00 0.00 0.00 23:15:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 173.15 131.82 983.17 102.63 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 24.28 16.60 2.10 74.54 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/31/20 _x86_64_ (4 CPU) 23:10:49 LINUX RESTART 23:11:01 CPU %user %nice %system %iowait %steal %idle 23:12:01 all 17.56 0.00 8.77 8.35 0.06 65.26 23:12:01 0 18.96 0.00 9.68 5.42 0.03 65.90 23:12:01 1 17.51 0.00 8.05 6.45 0.05 67.93 23:12:01 2 16.76 0.00 9.13 10.06 0.08 63.97 23:12:01 3 17.02 0.00 8.20 11.49 0.07 63.23 23:13:01 all 0.18 0.00 0.12 0.00 0.00 99.70 23:13:01 0 0.10 0.00 0.17 0.00 0.00 99.73 23:13:01 1 0.10 0.00 0.03 0.00 0.02 99.85 23:13:01 2 0.42 0.00 0.18 0.00 0.00 99.40 23:13:01 3 0.07 0.00 0.08 0.00 0.00 99.85 23:14:01 all 0.21 0.00 0.07 0.00 0.00 99.72 23:14:01 0 0.08 0.00 0.05 0.00 0.00 99.87 23:14:01 1 0.12 0.00 0.10 0.00 0.00 99.78 23:14:01 2 0.10 0.00 0.08 0.00 0.02 99.80 23:14:01 3 0.55 0.00 0.07 0.00 0.00 99.38 23:15:02 all 3.52 0.00 1.95 1.13 0.02 93.38 23:15:02 0 2.97 0.00 2.07 0.25 0.03 94.68 23:15:02 1 3.27 0.00 2.02 2.30 0.02 92.39 23:15:02 2 2.91 0.00 1.85 0.53 0.02 94.69 23:15:02 3 4.94 0.00 1.87 1.43 0.03 91.73 Average: all 5.33 0.00 2.71 2.35 0.02 89.59 Average: 0 5.48 0.00 2.97 1.40 0.02 90.14 Average: 1 5.23 0.00 2.54 2.18 0.02 90.03 Average: 2 5.02 0.00 2.80 2.63 0.03 89.52 Average: 3 5.60 0.00 2.54 3.20 0.03 88.64