---> uname -a: Linux 26a9187716ce 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% /w/workspace/y_app-service-configurable_PR-68 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/y_app-service-configurable_PR-68@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 603 79 0 1155 1131 Swap: 1023 0 1023 ---> 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) 04/28/20 _x86_64_ (4 CPU) 19:10:01 LINUX RESTART 19:11:01 tps rtps wtps bread/s bwrtn/s 19:12:01 9.24 0.00 9.24 0.00 2104.53 19:13:01 0.60 0.00 0.60 0.00 6.80 19:14:01 0.58 0.00 0.58 0.00 7.96 19:15:01 0.23 0.00 0.23 0.00 3.18 19:16:01 0.32 0.00 0.32 0.00 5.05 19:17:02 74.01 50.21 23.80 3508.92 9922.16 Average: 14.19 8.39 5.80 586.17 2011.96 19:11:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:12:01 121628 1760676 93.54 2620 1223516 894068 30.51 432024 1166412 16 19:13:01 121092 1761212 93.57 2620 1223520 889132 30.34 432868 1166112 8 19:14:01 121140 1761164 93.56 2620 1223532 889108 30.34 432920 1166112 12 19:15:01 122660 1759644 93.48 2620 1223532 888928 30.33 431788 1166112 12 19:16:01 122044 1760260 93.52 2620 1223540 889068 30.33 432332 1166116 8 19:17:02 74460 1807844 96.04 2620 1211096 1106792 37.76 510628 1111680 107220 Average: 113837 1768467 93.95 2620 1221456 926183 31.60 445427 1157091 17879 19:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:12:01 eth0 0.52 0.15 0.17 0.01 0.00 0.00 0.00 19:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 eth0 1.30 0.30 0.35 0.20 0.00 0.00 0.00 19:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:14:01 eth0 0.50 0.32 0.27 0.20 0.00 0.00 0.00 19:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:15:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 19:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:16:01 eth0 0.27 0.18 0.14 0.07 0.00 0.00 0.00 19:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:17:02 eth0 109.13 83.28 2322.28 9.97 0.00 0.00 0.00 19:17:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:17:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 18.68 14.08 388.09 1.75 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 04/28/20 _x86_64_ (4 CPU) 19:10:01 LINUX RESTART 19:11:01 CPU %user %nice %system %iowait %steal %idle 19:12:01 all 0.20 0.00 0.09 0.00 0.00 99.70 19:12:01 0 0.03 0.00 0.03 0.00 0.00 99.93 19:12:01 1 0.12 0.00 0.12 0.00 0.02 99.75 19:12:01 2 0.60 0.00 0.08 0.00 0.00 99.32 19:12:01 3 0.08 0.00 0.13 0.00 0.00 99.78 19:13:01 all 0.21 0.00 0.05 0.00 0.00 99.74 19:13:01 0 0.07 0.00 0.03 0.00 0.00 99.90 19:13:01 1 0.10 0.00 0.03 0.00 0.00 99.87 19:13:01 2 0.58 0.00 0.07 0.00 0.02 99.33 19:13:01 3 0.07 0.00 0.05 0.00 0.00 99.88 19:14:01 all 0.18 0.00 0.05 0.00 0.00 99.77 19:14:01 0 0.05 0.00 0.05 0.00 0.02 99.88 19:14:01 1 0.10 0.00 0.07 0.00 0.00 99.83 19:14:01 2 0.53 0.00 0.07 0.00 0.00 99.40 19:14:01 3 0.07 0.00 0.02 0.00 0.00 99.92 19:15:01 all 0.06 0.00 0.05 0.00 0.00 99.90 19:15:01 0 0.07 0.00 0.07 0.00 0.00 99.87 19:15:01 1 0.05 0.00 0.03 0.00 0.00 99.92 19:15:01 2 0.07 0.00 0.03 0.00 0.00 99.90 19:15:01 3 0.07 0.00 0.05 0.00 0.00 99.88 19:16:01 all 0.05 0.00 0.05 0.00 0.00 99.90 19:16:01 0 0.03 0.00 0.08 0.00 0.00 99.88 19:16:01 1 0.07 0.00 0.05 0.00 0.00 99.88 19:16:01 2 0.03 0.00 0.03 0.00 0.00 99.93 19:16:01 3 0.05 0.00 0.03 0.00 0.02 99.90 19:17:02 all 3.77 0.00 2.35 1.21 0.01 92.65 19:17:02 0 3.39 0.00 2.30 1.24 0.00 93.07 19:17:02 1 4.18 0.00 2.42 1.85 0.02 91.53 19:17:02 2 4.18 0.00 2.34 1.55 0.00 91.92 19:17:02 3 3.34 0.00 2.34 0.23 0.00 94.08 Average: all 0.75 0.00 0.44 0.20 0.00 98.61 Average: 0 0.61 0.00 0.43 0.21 0.00 98.76 Average: 1 0.77 0.00 0.45 0.31 0.01 98.46 Average: 2 1.00 0.00 0.44 0.26 0.00 98.30 Average: 3 0.61 0.00 0.44 0.04 0.00 98.91