---> uname -a: Linux 695e813c01cc 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-73 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/y_app-service-configurable_PR-73@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 619 70 0 1148 1115 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) 05/13/20 _x86_64_ (4 CPU) 23:21:10 LINUX RESTART 23:22:01 tps rtps wtps bread/s bwrtn/s 23:23:01 11.99 1.45 10.54 83.52 2143.62 23:24:01 2.50 0.00 2.50 0.00 87.29 23:25:01 0.25 0.00 0.25 0.00 3.01 23:26:01 0.32 0.00 0.32 0.00 3.75 23:27:01 0.25 0.00 0.25 0.00 3.65 23:28:02 0.32 0.00 0.32 0.00 4.20 23:29:01 0.29 0.00 0.29 0.00 3.52 23:30:01 71.66 48.53 23.13 3321.45 9593.71 Average: 11.00 6.28 4.72 427.87 1487.28 23:22:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:23:01 110660 1771644 94.12 2620 1213400 946004 32.28 446992 1161240 20 23:24:01 117772 1764532 93.74 2620 1213404 908332 30.99 441788 1160940 16 23:25:01 118228 1764076 93.72 2620 1213416 908200 30.99 441008 1160940 12 23:26:01 118476 1763828 93.71 2620 1213416 908176 30.99 441008 1160940 8 23:27:01 118196 1764108 93.72 2620 1213424 908308 30.99 441856 1160940 8 23:28:02 118472 1763832 93.71 2620 1213428 908328 30.99 441196 1160936 8 23:29:01 123708 1758596 93.43 2620 1213432 908304 30.99 436080 1160936 8 23:30:01 74692 1807612 96.03 2620 1195948 1109716 37.86 494948 1124256 79172 Average: 112526 1769779 94.02 2620 1211234 938171 32.01 448110 1156391 9907 23:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:23:01 eth0 23.34 17.95 21.28 24.86 0.00 0.00 0.00 23:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 docker0 2.23 1.62 0.39 2.73 0.00 0.00 0.00 23:24:01 eth0 0.82 0.27 0.30 0.19 0.00 0.00 0.00 23:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 eth0 0.38 0.08 0.06 0.01 0.00 0.00 0.00 23:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 eth0 0.53 0.03 0.05 0.00 0.00 0.00 0.00 23:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:27:01 eth0 0.63 0.57 0.35 0.27 0.00 0.00 0.00 23:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:02 eth0 0.22 0.17 0.07 0.01 0.00 0.00 0.00 23:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 23:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 eth0 92.55 77.04 2318.75 9.56 0.00 0.00 0.00 23:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 14.89 12.08 294.17 4.38 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.28 0.20 0.05 0.34 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) 05/13/20 _x86_64_ (4 CPU) 23:21:10 LINUX RESTART 23:22:01 CPU %user %nice %system %iowait %steal %idle 23:23:01 all 1.90 0.00 0.72 0.02 0.00 97.36 23:23:01 0 1.62 0.00 0.70 0.02 0.02 97.65 23:23:01 1 1.64 0.00 0.75 0.02 0.00 97.60 23:23:01 2 2.50 0.00 0.68 0.03 0.00 96.78 23:23:01 3 1.85 0.00 0.72 0.00 0.02 97.41 23:24:01 all 0.20 0.00 0.05 0.00 0.00 99.75 23:24:01 0 0.57 0.00 0.03 0.00 0.00 99.40 23:24:01 1 0.08 0.00 0.08 0.00 0.02 99.82 23:24:01 2 0.10 0.00 0.05 0.00 0.00 99.85 23:24:01 3 0.05 0.00 0.03 0.00 0.00 99.92 23:25:01 all 0.17 0.00 0.05 0.00 0.00 99.78 23:25:01 0 0.47 0.00 0.05 0.00 0.00 99.48 23:25:01 1 0.07 0.00 0.05 0.00 0.00 99.88 23:25:01 2 0.07 0.00 0.10 0.00 0.02 99.82 23:25:01 3 0.10 0.00 0.05 0.00 0.00 99.85 23:26:01 all 0.18 0.00 0.05 0.00 0.00 99.77 23:26:01 0 0.07 0.00 0.05 0.00 0.00 99.88 23:26:01 1 0.05 0.00 0.03 0.00 0.00 99.92 23:26:01 2 0.10 0.00 0.07 0.00 0.00 99.83 23:26:01 3 0.52 0.00 0.03 0.00 0.00 99.45 23:27:01 all 0.16 0.00 0.06 0.00 0.00 99.77 23:27:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:27:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:27:01 2 0.48 0.00 0.12 0.00 0.00 99.40 23:27:01 3 0.05 0.00 0.03 0.00 0.00 99.92 23:28:02 all 0.08 0.00 0.05 0.00 0.00 99.87 23:28:02 0 0.07 0.00 0.03 0.00 0.00 99.90 23:28:02 1 0.08 0.00 0.03 0.00 0.00 99.88 23:28:02 2 0.12 0.00 0.10 0.00 0.00 99.78 23:28:02 3 0.05 0.00 0.03 0.00 0.00 99.92 23:29:01 all 0.07 0.00 0.05 0.00 0.00 99.89 23:29:01 0 0.12 0.00 0.07 0.00 0.00 99.81 23:29:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:29:01 2 0.08 0.00 0.07 0.00 0.00 99.85 23:29:01 3 0.05 0.00 0.03 0.00 0.00 99.92 23:30:01 all 3.45 0.00 2.02 1.18 0.01 93.34 23:30:01 0 3.38 0.00 1.85 0.10 0.00 94.67 23:30:01 1 3.66 0.00 1.92 2.55 0.00 91.87 23:30:01 2 3.55 0.00 2.20 1.37 0.02 92.87 23:30:01 3 3.20 0.00 2.10 0.72 0.00 93.98 Average: all 0.78 0.00 0.38 0.15 0.00 98.69 Average: 0 0.79 0.00 0.35 0.01 0.00 98.84 Average: 1 0.71 0.00 0.37 0.32 0.00 98.60 Average: 2 0.88 0.00 0.42 0.18 0.00 98.52 Average: 3 0.73 0.00 0.38 0.09 0.00 98.79