---> uname -a: Linux 2b24fcc02603 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-51 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_go-mod-secrets_PR-51@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 607 63 0 1166 1126 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) 02/21/20 _x86_64_ (4 CPU) 21:25:19 LINUX RESTART 21:26:01 tps rtps wtps bread/s bwrtn/s 21:27:01 20.79 5.72 15.06 1816.87 1894.96 21:28:01 2.33 0.00 2.33 0.00 77.15 21:29:01 0.23 0.00 0.23 0.00 3.01 21:30:01 0.32 0.00 0.32 0.00 3.48 21:31:01 0.23 0.00 0.23 0.00 3.65 21:32:01 0.33 0.00 0.33 0.00 4.06 Average: 4.04 0.95 3.09 303.01 331.25 21:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:27:01 111564 1770740 94.07 2620 1227296 943648 32.20 435008 1176684 12 21:28:01 120628 1761676 93.59 2620 1227300 894648 30.52 427864 1176328 8 21:29:01 119112 1763192 93.67 2620 1227308 894900 30.53 429404 1176328 8 21:30:01 120372 1761932 93.61 2620 1227308 894648 30.52 428088 1176328 8 21:31:01 119944 1762360 93.63 2620 1227320 894780 30.53 428672 1176328 8 21:32:01 120664 1761640 93.59 2620 1227324 894648 30.52 428104 1176324 12 Average: 118714 1763590 93.69 2620 1227309 902879 30.81 429523 1176387 9 21:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:27:01 eth0 53.75 41.20 323.71 28.26 0.00 0.00 0.00 21:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:27:01 docker0 1.61 1.31 0.26 2.35 0.00 0.00 0.00 21:28:01 eth0 0.20 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 eth0 1.27 0.47 0.33 0.21 0.00 0.00 0.00 21:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 eth0 0.22 0.08 0.02 0.01 0.00 0.00 0.00 21:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:31:01 eth0 0.85 0.42 0.41 0.27 0.00 0.00 0.00 21:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:32:01 eth0 0.08 0.12 0.01 0.01 0.00 0.00 0.00 21:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.40 7.06 54.12 4.79 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.27 0.22 0.04 0.39 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) 02/21/20 _x86_64_ (4 CPU) 21:25:19 LINUX RESTART 21:26:01 CPU %user %nice %system %iowait %steal %idle 21:27:01 all 3.17 0.00 1.53 0.11 0.03 95.16 21:27:01 0 3.30 0.00 1.82 0.28 0.03 94.56 21:27:01 1 3.55 0.00 1.34 0.05 0.02 95.05 21:27:01 2 3.34 0.00 1.40 0.07 0.05 95.14 21:27:01 3 2.48 0.00 1.57 0.05 0.02 95.88 21:28:01 all 0.19 0.00 0.06 0.00 0.00 99.74 21:28:01 0 0.08 0.00 0.07 0.00 0.00 99.85 21:28:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:28:01 2 0.53 0.00 0.05 0.00 0.00 99.42 21:28:01 3 0.08 0.00 0.05 0.00 0.02 99.85 21:29:01 all 0.12 0.00 0.07 0.00 0.00 99.80 21:29:01 0 0.07 0.00 0.05 0.00 0.00 99.88 21:29:01 1 0.23 0.00 0.08 0.00 0.00 99.68 21:29:01 2 0.10 0.00 0.08 0.00 0.02 99.80 21:29:01 3 0.10 0.00 0.07 0.00 0.00 99.83 21:30:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:30:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:30:01 1 0.53 0.00 0.05 0.00 0.00 99.42 21:30:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:30:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:31:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:31:01 0 0.05 0.00 0.05 0.00 0.00 99.90 21:31:01 1 0.55 0.00 0.03 0.00 0.00 99.42 21:31:01 2 0.08 0.00 0.08 0.00 0.00 99.83 21:31:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:32:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:32:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:32:01 1 0.55 0.00 0.07 0.00 0.00 99.38 21:32:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:32:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 0.67 0.00 0.30 0.02 0.01 99.01 Average: 0 0.59 0.00 0.34 0.05 0.01 99.02 Average: 1 0.91 0.00 0.27 0.01 0.00 98.81 Average: 2 0.70 0.00 0.29 0.01 0.01 98.98 Average: 3 0.47 0.00 0.30 0.01 0.01 99.22