---> uname -a: Linux 42caeecea5db 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_go-mod-secrets_PR-45 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_go-mod-secrets_PR-45@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 586 80 0 1171 1147 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) 01/30/20 _x86_64_ (4 CPU) 16:54:00 LINUX RESTART 16:55:01 tps rtps wtps bread/s bwrtn/s 16:56:02 16.46 2.03 14.43 387.77 1815.97 16:57:01 2.68 0.00 2.68 0.00 87.08 16:58:01 0.20 0.00 0.20 0.00 2.30 16:59:01 0.30 0.00 0.30 0.00 3.28 17:00:01 0.37 0.00 0.37 0.00 4.60 17:01:01 0.33 0.02 0.32 0.13 3.76 17:02:01 0.48 0.12 0.37 2.13 6.34 Average: 2.98 0.31 2.67 55.92 275.54 16:55:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:56:02 114304 1768000 93.93 2620 1241188 1005628 34.31 431216 1177684 16 16:57:01 120600 1761704 93.59 2620 1241196 959496 32.74 425948 1177320 8 16:58:01 124428 1757876 93.39 2620 1241204 909408 31.03 425444 1175512 8 16:59:01 125288 1757016 93.34 2620 1241204 909192 31.02 424304 1175476 16 17:00:01 124616 1757688 93.38 2620 1241212 909336 31.03 425124 1175476 8 17:01:01 124504 1757800 93.39 2620 1241216 911964 31.12 425144 1175476 8 17:02:01 128788 1753516 93.16 2620 1241356 909700 31.04 420804 1175548 8 Average: 123218 1759086 93.45 2620 1241225 930675 31.75 425426 1176070 10 16:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:56:02 eth0 30.40 28.47 32.95 30.62 0.00 0.00 0.00 16:56:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:02 docker0 1.18 1.00 0.22 2.08 0.00 0.00 0.00 16:57:01 eth0 0.17 0.10 0.01 0.04 0.00 0.00 0.00 16:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:58:01 eth0 0.83 0.28 0.30 0.19 0.00 0.00 0.00 16:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:59:01 eth0 0.73 0.08 0.06 0.01 0.00 0.00 0.00 16:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 eth0 0.65 0.42 0.40 0.27 0.00 0.00 0.00 17:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:01:01 eth0 0.08 0.05 0.01 0.00 0.00 0.00 0.00 17:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:02:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 17:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 4.73 4.23 4.84 4.46 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.17 0.14 0.03 0.30 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) 01/30/20 _x86_64_ (4 CPU) 16:54:00 LINUX RESTART 16:55:01 CPU %user %nice %system %iowait %steal %idle 16:56:02 all 4.03 0.00 2.97 0.18 16.87 75.95 16:56:02 0 2.08 0.00 2.16 0.26 18.10 77.40 16:56:02 1 4.77 0.00 3.20 0.22 16.95 74.86 16:56:02 2 4.20 0.00 2.81 0.13 16.18 76.69 16:56:02 3 5.15 0.00 3.76 0.13 16.19 74.78 16:57:01 all 0.08 0.00 0.05 0.00 0.58 99.28 16:57:01 0 0.02 0.00 0.05 0.00 0.56 99.38 16:57:01 1 0.24 0.00 0.05 0.00 0.73 98.99 16:57:01 2 0.03 0.00 0.05 0.00 0.44 99.48 16:57:01 3 0.03 0.00 0.10 0.00 0.62 99.24 16:58:01 all 0.13 0.00 0.05 0.00 0.07 99.75 16:58:01 0 0.07 0.00 0.03 0.00 0.03 99.87 16:58:01 1 0.30 0.00 0.03 0.00 0.08 99.58 16:58:01 2 0.13 0.00 0.08 0.00 0.12 99.67 16:58:01 3 0.03 0.00 0.03 0.00 0.05 99.88 16:59:01 all 0.16 0.00 0.06 0.00 0.06 99.72 16:59:01 0 0.02 0.00 0.03 0.00 0.08 99.87 16:59:01 1 0.35 0.00 0.07 0.00 0.08 99.50 16:59:01 2 0.20 0.00 0.07 0.00 0.05 99.68 16:59:01 3 0.05 0.00 0.08 0.00 0.02 99.85 17:00:01 all 0.11 0.00 0.04 0.00 0.05 99.80 17:00:01 0 0.05 0.00 0.05 0.00 0.07 99.83 17:00:01 1 0.08 0.00 0.05 0.00 0.03 99.83 17:00:01 2 0.28 0.00 0.03 0.00 0.08 99.60 17:00:01 3 0.05 0.00 0.03 0.00 0.03 99.88 17:01:01 all 0.12 0.00 0.05 0.00 0.26 99.57 17:01:01 0 0.02 0.00 0.02 0.00 0.12 99.85 17:01:01 1 0.23 0.00 0.05 0.00 0.32 99.40 17:01:01 2 0.18 0.00 0.10 0.00 0.53 99.19 17:01:01 3 0.02 0.00 0.02 0.00 0.08 99.88 17:02:01 all 0.11 0.00 0.05 0.00 0.23 99.60 17:02:01 0 0.02 0.00 0.03 0.00 0.13 99.82 17:02:01 1 0.27 0.00 0.07 0.00 0.15 99.52 17:02:01 2 0.13 0.00 0.07 0.00 0.42 99.38 17:02:01 3 0.03 0.00 0.05 0.02 0.23 99.67 Average: all 0.71 0.00 0.49 0.03 2.73 96.05 Average: 0 0.35 0.00 0.37 0.04 2.96 96.29 Average: 1 0.92 0.00 0.52 0.03 2.73 95.79 Average: 2 0.77 0.00 0.48 0.02 2.67 96.06 Average: 3 0.79 0.00 0.60 0.02 2.55 96.04