---> uname -a: Linux 182b16fd6ef6 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: 2933.396 BogoMIPS: 5866.79 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% /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 /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 612 75 0 1149 1120 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) 01/24/20 _x86_64_ (4 CPU) 21:22:36 LINUX RESTART 21:23:01 tps rtps wtps bread/s bwrtn/s 21:24:01 58.76 18.36 40.40 3276.71 3605.41 21:25:01 3.91 0.00 3.91 0.00 119.35 21:26:01 0.70 0.00 0.70 0.00 8.36 21:27:01 0.32 0.00 0.32 0.00 4.46 21:28:01 0.27 0.00 0.27 0.00 3.46 21:29:01 0.40 0.00 0.40 0.00 4.63 21:30:01 0.28 0.00 0.28 0.00 3.06 Average: 9.24 2.62 6.61 468.28 535.73 21:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:24:01 102664 1779640 94.55 2620 1226728 932292 31.81 436132 1183260 20 21:25:01 109584 1772720 94.18 2620 1226760 915308 31.23 433784 1181968 8 21:26:01 111300 1771004 94.09 2620 1226768 903916 30.84 432668 1181380 8 21:27:01 111368 1770936 94.08 2620 1226768 903916 30.84 434412 1179652 12 21:28:01 110596 1771708 94.12 2620 1226828 904096 30.85 435380 1179660 16 21:29:01 111020 1771284 94.10 2620 1226780 904000 30.84 435040 1179652 8 21:30:01 111700 1770604 94.07 2620 1226780 903916 30.84 434584 1179652 8 Average: 109747 1772557 94.17 2620 1226773 909635 31.04 434571 1180746 11 21:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:24:01 eth0 436.62 319.94 970.48 91.75 0.00 0.00 0.00 21:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:24:01 docker0 1.23 1.00 0.22 2.04 0.00 0.00 0.00 21:25:01 eth0 0.53 0.30 0.27 0.23 0.00 0.00 0.00 21:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:26:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 21:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:27:01 eth0 0.68 0.08 0.06 0.01 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:01 eth0 0.52 0.30 0.27 0.20 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 0.33 0.23 0.14 0.07 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 0.08 0.08 0.01 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 Average: eth0 62.73 45.88 138.80 13.19 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.18 0.14 0.03 0.29 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) 01/24/20 _x86_64_ (4 CPU) 21:22:36 LINUX RESTART 21:23:01 CPU %user %nice %system %iowait %steal %idle 21:24:01 all 11.59 0.00 3.52 1.02 0.01 83.85 21:24:01 0 11.05 0.00 4.12 0.81 0.00 84.02 21:24:01 1 11.66 0.00 3.17 1.31 0.02 83.84 21:24:01 2 11.30 0.00 3.14 1.44 0.00 84.12 21:24:01 3 12.33 0.00 3.66 0.54 0.02 83.46 21:25:01 all 0.19 0.00 0.05 0.00 0.00 99.75 21:25:01 0 0.57 0.00 0.08 0.00 0.00 99.35 21:25:01 1 0.05 0.00 0.05 0.00 0.00 99.90 21:25:01 2 0.10 0.00 0.05 0.00 0.00 99.85 21:25:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:26:01 all 0.15 0.00 0.05 0.00 0.00 99.80 21:26:01 0 0.45 0.00 0.03 0.00 0.00 99.52 21:26:01 1 0.08 0.00 0.05 0.00 0.00 99.87 21:26:01 2 0.03 0.00 0.05 0.00 0.00 99.92 21:26:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:27:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:27:01 0 0.53 0.00 0.03 0.00 0.00 99.43 21:27:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:27:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:27:01 3 0.07 0.00 0.08 0.00 0.00 99.85 21:28:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:28:01 0 0.17 0.00 0.03 0.00 0.00 99.80 21:28:01 1 0.10 0.00 0.08 0.00 0.00 99.82 21:28:01 2 0.42 0.00 0.05 0.00 0.00 99.53 21:28:01 3 0.03 0.00 0.03 0.00 0.02 99.92 21:29:01 all 0.16 0.00 0.04 0.00 0.00 99.80 21:29:01 0 0.08 0.00 0.05 0.00 0.00 99.87 21:29:01 1 0.02 0.00 0.05 0.00 0.00 99.93 21:29:01 2 0.52 0.00 0.03 0.00 0.00 99.45 21:29:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:30:01 all 0.18 0.00 0.04 0.00 0.00 99.78 21:30:01 0 0.08 0.00 0.05 0.00 0.00 99.87 21:30:01 1 0.05 0.00 0.05 0.00 0.00 99.90 21:30:01 2 0.53 0.00 0.02 0.00 0.02 99.43 21:30:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 1.79 0.00 0.54 0.15 0.00 97.52 Average: 0 1.84 0.00 0.62 0.11 0.00 97.43 Average: 1 1.71 0.00 0.50 0.19 0.00 97.61 Average: 2 1.84 0.00 0.48 0.20 0.00 97.47 Average: 3 1.79 0.00 0.56 0.08 0.00 97.57