---> uname -a: Linux 4f959c1835f2 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: 2933.436 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 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% /w/workspace/ndry_app-functions-sdk-go_PR-308 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-308@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 631 74 0 1131 1100 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) 03/27/20 _x86_64_ (4 CPU) 23:44:41 LINUX RESTART 23:45:01 tps rtps wtps bread/s bwrtn/s 23:46:02 71.49 29.38 42.11 4742.08 4881.03 23:47:01 3.69 0.00 3.69 0.00 115.39 23:48:01 0.25 0.00 0.25 0.00 2.88 23:49:01 0.37 0.00 0.37 0.00 3.66 23:50:01 0.25 0.00 0.25 0.00 4.03 23:51:01 104.74 69.10 35.65 3950.07 16055.90 Average: 30.22 16.46 13.75 1453.24 3521.34 23:45:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:46:02 172748 1709556 90.82 2620 1161056 954752 32.58 453080 1096072 12 23:47:01 182428 1699876 90.31 2620 1161272 907064 30.95 449200 1093720 8 23:48:01 178068 1704236 90.54 2620 1161284 907100 30.95 453900 1093708 8 23:49:01 179620 1702684 90.46 2620 1161284 902808 30.80 453048 1093056 12 23:50:01 178708 1703596 90.51 2620 1161292 903000 30.81 454132 1093056 8 23:51:01 97680 1784624 94.81 2620 1168860 1111776 37.93 487428 1120724 21388 Average: 164875 1717429 91.24 2620 1162508 947750 32.34 458465 1098389 3573 23:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:46:02 eth0 493.11 394.72 1608.28 400.61 0.00 0.00 0.00 23:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:02 docker0 100.57 65.60 8.49 298.07 0.00 0.00 0.00 23:47:01 eth0 1.88 0.46 0.42 0.20 0.00 0.00 0.00 23:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 eth0 0.75 0.52 0.52 0.39 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 eth0 0.85 0.08 0.07 0.04 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 0.88 0.47 0.30 0.21 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 84.87 63.39 2325.90 8.85 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 Average: eth0 97.35 76.84 657.99 68.59 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.81 10.97 1.42 49.83 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) 03/27/20 _x86_64_ (4 CPU) 23:44:41 LINUX RESTART 23:45:01 CPU %user %nice %system %iowait %steal %idle 23:46:02 all 16.95 0.00 5.43 1.84 1.06 74.71 23:46:02 0 14.89 0.00 6.25 0.55 1.04 77.28 23:46:02 1 15.92 0.00 5.35 4.59 1.17 72.98 23:46:02 2 18.05 0.00 5.02 1.10 1.08 74.76 23:46:02 3 18.94 0.00 5.10 1.14 0.99 73.84 23:47:01 all 0.19 0.00 0.07 0.00 0.02 99.72 23:47:01 0 0.05 0.00 0.07 0.00 0.02 99.86 23:47:01 1 0.10 0.00 0.07 0.00 0.02 99.81 23:47:01 2 0.07 0.00 0.05 0.00 0.02 99.86 23:47:01 3 0.54 0.00 0.08 0.00 0.03 99.34 23:48:01 all 0.18 0.00 0.05 0.00 0.02 99.75 23:48:01 0 0.08 0.00 0.08 0.00 0.03 99.80 23:48:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:48:01 2 0.08 0.00 0.05 0.00 0.03 99.83 23:48:01 3 0.48 0.00 0.03 0.00 0.02 99.47 23:49:01 all 0.16 0.00 0.05 0.00 0.03 99.76 23:49:01 0 0.07 0.00 0.05 0.00 0.02 99.87 23:49:01 1 0.07 0.00 0.08 0.00 0.02 99.83 23:49:01 2 0.02 0.00 0.03 0.00 0.03 99.92 23:49:01 3 0.48 0.00 0.03 0.00 0.03 99.45 23:50:01 all 0.16 0.00 0.05 0.00 0.19 99.61 23:50:01 0 0.05 0.00 0.05 0.00 0.30 99.60 23:50:01 1 0.08 0.00 0.05 0.00 0.12 99.75 23:50:01 2 0.12 0.00 0.05 0.00 0.22 99.62 23:50:01 3 0.38 0.00 0.03 0.00 0.12 99.47 23:51:01 all 3.64 0.00 2.21 1.53 5.61 87.01 23:51:01 0 3.46 0.00 2.27 1.28 5.42 87.56 23:51:01 1 4.31 0.00 2.35 1.43 5.60 86.30 23:51:01 2 2.99 0.00 2.12 0.59 5.92 88.38 23:51:01 3 3.79 0.00 2.12 2.81 5.50 85.78 Average: all 3.51 0.00 1.30 0.56 1.17 93.45 Average: 0 3.07 0.00 1.45 0.31 1.15 94.03 Average: 1 3.40 0.00 1.32 1.00 1.16 93.12 Average: 2 3.53 0.00 1.22 0.28 1.23 93.74 Average: 3 4.07 0.00 1.23 0.66 1.13 92.92