---> uname -a: Linux a7ff8ff4dc82 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-292 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-292@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 622 71 0 1144 1110 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) 02/20/20 _x86_64_ (4 CPU) 23:46:33 LINUX RESTART 23:47:01 tps rtps wtps bread/s bwrtn/s 23:48:01 58.48 14.76 43.72 2762.92 4806.71 23:49:01 3.63 0.00 3.63 0.00 111.61 23:50:01 0.32 0.00 0.32 0.00 4.95 23:51:01 0.37 0.00 0.37 0.00 5.35 23:52:01 0.37 0.00 0.37 0.00 4.61 23:53:01 0.43 0.03 0.40 0.67 5.91 23:54:01 0.60 0.08 0.52 4.93 10.41 Average: 9.17 2.13 7.05 395.73 707.46 23:47:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:48:01 159756 1722548 91.51 2620 1182772 961972 32.82 445248 1116932 16 23:49:01 169768 1712536 90.98 2620 1182988 912736 31.14 442384 1113056 16 23:50:01 166156 1716148 91.17 2620 1182996 912976 31.15 445844 1113044 8 23:51:01 165892 1716412 91.19 2620 1182996 913064 31.15 446024 1113044 16 23:52:01 167684 1714620 91.09 2620 1183004 912800 31.14 447892 1109736 8 23:53:01 166316 1715988 91.16 2620 1183008 915360 31.23 449232 1109736 8 23:54:01 167360 1714944 91.11 2620 1183184 912860 31.15 448152 1109892 8 Average: 166133 1716171 91.17 2620 1182993 920253 31.40 446397 1112206 11 23:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:48:01 eth0 606.47 481.06 1572.24 405.46 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 102.86 59.61 8.54 296.60 0.00 0.00 0.00 23:49:01 eth0 1.62 0.08 0.13 0.01 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 eth0 1.22 0.38 0.33 0.17 0.00 0.00 0.00 23:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 eth0 0.42 0.33 0.26 0.23 0.00 0.00 0.00 23:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 23:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 eth0 0.25 0.17 0.08 0.07 0.00 0.00 0.00 23:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:54:01 eth0 0.17 0.13 0.07 0.01 0.00 0.00 0.00 23:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 87.22 68.93 224.86 58.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 14.70 8.52 1.22 42.40 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) 02/20/20 _x86_64_ (4 CPU) 23:46:33 LINUX RESTART 23:47:01 CPU %user %nice %system %iowait %steal %idle 23:48:01 all 12.96 0.00 4.14 1.19 0.03 81.68 23:48:01 0 11.73 0.00 4.88 0.35 0.02 83.02 23:48:01 1 14.93 0.00 3.89 0.20 0.02 80.96 23:48:01 2 12.85 0.00 3.85 0.47 0.03 82.79 23:48:01 3 12.33 0.00 3.90 3.78 0.03 79.97 23:49:01 all 0.11 0.00 0.10 0.00 0.00 99.79 23:49:01 0 0.03 0.00 0.07 0.00 0.00 99.90 23:49:01 1 0.07 0.00 0.15 0.00 0.00 99.78 23:49:01 2 0.08 0.00 0.07 0.00 0.00 99.85 23:49:01 3 0.25 0.00 0.10 0.00 0.00 99.65 23:50:01 all 0.20 0.00 0.07 0.00 0.00 99.73 23:50:01 0 0.07 0.00 0.05 0.00 0.00 99.88 23:50:01 1 0.07 0.00 0.05 0.00 0.00 99.88 23:50:01 2 0.13 0.00 0.08 0.00 0.00 99.78 23:50:01 3 0.55 0.00 0.07 0.00 0.02 99.37 23:51:01 all 0.18 0.00 0.05 0.00 0.00 99.77 23:51:01 0 0.03 0.00 0.05 0.00 0.00 99.92 23:51:01 1 0.08 0.00 0.05 0.00 0.00 99.87 23:51:01 2 0.07 0.00 0.08 0.00 0.02 99.83 23:51:01 3 0.52 0.00 0.05 0.00 0.00 99.43 23:52:01 all 0.19 0.00 0.07 0.00 0.00 99.74 23:52:01 0 0.07 0.00 0.07 0.00 0.02 99.85 23:52:01 1 0.07 0.00 0.12 0.00 0.02 99.80 23:52:01 2 0.25 0.00 0.05 0.00 0.00 99.70 23:52:01 3 0.37 0.00 0.03 0.00 0.00 99.60 23:53:01 all 0.18 0.00 0.06 0.00 0.00 99.75 23:53:01 0 0.03 0.00 0.05 0.00 0.00 99.92 23:53:01 1 0.07 0.00 0.08 0.00 0.00 99.85 23:53:01 2 0.55 0.00 0.03 0.00 0.00 99.42 23:53:01 3 0.07 0.00 0.08 0.00 0.00 99.85 23:54:01 all 0.19 0.00 0.05 0.00 0.00 99.75 23:54:01 0 0.07 0.00 0.05 0.02 0.00 99.87 23:54:01 1 0.55 0.00 0.05 0.00 0.00 99.40 23:54:01 2 0.10 0.00 0.07 0.00 0.00 99.83 23:54:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 1.99 0.00 0.64 0.17 0.01 97.20 Average: 0 1.70 0.00 0.74 0.05 0.00 97.50 Average: 1 2.25 0.00 0.62 0.03 0.00 97.09 Average: 2 1.99 0.00 0.60 0.07 0.01 97.33 Average: 3 2.00 0.00 0.60 0.53 0.01 96.85