---> uname -a: Linux f0bb7a47fa2d 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: 2933.442 BogoMIPS: 5866.88 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_go-mod-secrets_PR-46 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_go-mod-secrets_PR-46@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 602 76 0 1159 1132 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) 05/12/20 _x86_64_ (4 CPU) 19:29:29 LINUX RESTART 19:30:01 tps rtps wtps bread/s bwrtn/s 19:31:01 45.14 11.30 33.84 2425.30 3341.58 19:32:01 2.46 0.00 2.46 0.00 78.55 19:33:01 0.20 0.00 0.20 0.00 2.05 19:34:01 0.32 0.00 0.32 0.00 3.35 Average: 12.03 2.83 9.21 606.58 856.73 19:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:31:01 115032 1767272 93.89 2620 1224256 938508 32.02 433820 1170324 16 19:32:01 121100 1761204 93.57 2620 1224260 907968 30.98 428832 1170012 8 19:33:01 120788 1761516 93.58 2620 1224272 908016 30.98 429268 1169908 8 19:34:01 120912 1761392 93.58 2620 1224272 907992 30.98 429104 1169880 16 Average: 119458 1762846 93.65 2620 1224265 915621 31.24 430256 1170031 12 19:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:31:01 eth0 290.31 175.93 660.03 70.55 0.00 0.00 0.00 19:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:31:01 docker0 1.17 1.02 0.24 2.26 0.00 0.00 0.00 19:32:01 eth0 1.70 0.42 0.40 0.18 0.00 0.00 0.00 19:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:33:01 eth0 1.22 0.60 0.56 0.40 0.00 0.00 0.00 19:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:34:01 eth0 1.25 0.37 0.33 0.23 0.00 0.00 0.00 19:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 73.65 44.35 165.40 17.85 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.29 0.25 0.06 0.57 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) 05/12/20 _x86_64_ (4 CPU) 19:29:29 LINUX RESTART 19:30:01 CPU %user %nice %system %iowait %steal %idle 19:31:01 all 6.91 0.00 2.48 0.78 0.01 89.82 19:31:01 0 7.17 0.00 3.03 0.17 0.00 89.63 19:31:01 1 6.41 0.00 2.41 2.68 0.00 88.49 19:31:01 2 7.26 0.00 2.48 0.15 0.00 90.11 19:31:01 3 6.78 0.00 1.96 0.15 0.02 91.09 19:32:01 all 0.21 0.00 0.07 0.00 0.00 99.72 19:32:01 0 0.05 0.00 0.07 0.00 0.00 99.88 19:32:01 1 0.13 0.00 0.08 0.00 0.00 99.78 19:32:01 2 0.60 0.00 0.08 0.00 0.00 99.32 19:32:01 3 0.07 0.00 0.05 0.00 0.00 99.88 19:33:01 all 0.19 0.00 0.05 0.00 0.00 99.76 19:33:01 0 0.07 0.00 0.02 0.00 0.00 99.92 19:33:01 1 0.03 0.00 0.05 0.00 0.02 99.90 19:33:01 2 0.57 0.00 0.05 0.00 0.00 99.38 19:33:01 3 0.10 0.00 0.08 0.00 0.00 99.82 19:34:01 all 0.18 0.00 0.06 0.00 0.00 99.76 19:34:01 0 0.55 0.00 0.05 0.00 0.00 99.40 19:34:01 1 0.05 0.00 0.07 0.00 0.00 99.88 19:34:01 2 0.07 0.00 0.08 0.00 0.00 99.85 19:34:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 1.87 0.00 0.66 0.20 0.00 97.27 Average: 0 1.95 0.00 0.79 0.04 0.00 97.22 Average: 1 1.65 0.00 0.65 0.67 0.00 97.03 Average: 2 2.12 0.00 0.67 0.04 0.00 97.17 Average: 3 1.74 0.00 0.53 0.04 0.00 97.69