---> uname -a: Linux cf1f6f773ab3 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 6.4G 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/dgexfoundry_device-sdk-go_PR-499 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-499@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 600 65 0 1172 1134 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) 04/21/20 _x86_64_ (4 CPU) 06:21:20 LINUX RESTART 06:22:03 tps rtps wtps bread/s bwrtn/s 06:23:01 22.78 6.51 16.27 1879.11 2020.48 06:24:01 2.16 0.00 2.16 0.00 77.02 06:25:01 0.27 0.00 0.27 0.00 3.65 06:26:01 0.27 0.00 0.27 0.00 3.12 06:27:01 0.25 0.00 0.25 0.00 3.65 06:28:01 0.35 0.00 0.35 0.00 4.83 06:29:01 0.25 0.00 0.25 0.00 2.56 Average: 3.67 0.90 2.77 260.84 294.07 06:22:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:23:01 104716 1777588 94.44 2620 1242304 939632 32.06 433672 1179956 12 06:24:01 112080 1770224 94.05 2620 1242312 899720 30.70 427284 1179604 16 06:25:01 111972 1770332 94.05 2620 1242320 899720 30.70 427416 1179604 8 06:26:01 112212 1770092 94.04 2620 1242320 899720 30.70 427336 1179604 12 06:27:01 111736 1770568 94.06 2620 1242328 899876 30.70 428136 1179604 8 06:28:01 112444 1769860 94.03 2620 1242332 899720 30.70 427528 1179604 8 06:29:01 112312 1769992 94.03 2620 1242336 899720 30.70 427428 1179600 8 Average: 111067 1771237 94.10 2620 1242322 905444 30.89 428400 1179654 10 06:22:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:23:01 eth0 62.20 50.54 361.64 47.49 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 docker0 7.35 5.05 1.03 17.44 0.00 0.00 0.00 06:24:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 eth0 0.45 0.08 0.02 0.01 0.00 0.00 0.00 06:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 eth0 0.87 0.08 0.08 0.01 0.00 0.00 0.00 06:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 eth0 1.87 0.87 0.96 0.65 0.00 0.00 0.00 06:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 06:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 06:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.13 7.20 50.36 6.69 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.02 0.70 0.14 2.42 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) 04/21/20 _x86_64_ (4 CPU) 06:21:20 LINUX RESTART 06:22:03 CPU %user %nice %system %iowait %steal %idle 06:23:01 all 3.27 0.00 1.54 0.10 0.00 95.08 06:23:01 0 2.80 0.00 1.66 0.12 0.00 95.42 06:23:01 1 3.53 0.00 1.45 0.12 0.00 94.90 06:23:01 2 2.80 0.00 1.26 0.03 0.00 95.90 06:23:01 3 3.93 0.00 1.76 0.12 0.00 94.19 06:24:01 all 0.18 0.00 0.06 0.00 0.00 99.76 06:24:01 0 0.08 0.00 0.07 0.00 0.00 99.85 06:24:01 1 0.55 0.00 0.08 0.00 0.00 99.37 06:24:01 2 0.07 0.00 0.07 0.00 0.00 99.87 06:24:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:25:01 all 0.18 0.00 0.05 0.00 0.00 99.78 06:25:01 0 0.08 0.00 0.07 0.00 0.00 99.85 06:25:01 1 0.52 0.00 0.03 0.00 0.00 99.45 06:25:01 2 0.03 0.00 0.05 0.00 0.02 99.90 06:25:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:26:01 all 0.18 0.00 0.05 0.00 0.00 99.77 06:26:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:26:01 1 0.57 0.00 0.08 0.00 0.00 99.35 06:26:01 2 0.08 0.00 0.07 0.00 0.00 99.85 06:26:01 3 0.05 0.00 0.02 0.00 0.00 99.93 06:27:01 all 0.20 0.00 0.07 0.00 0.00 99.74 06:27:01 0 0.07 0.00 0.05 0.00 0.00 99.88 06:27:01 1 0.32 0.00 0.05 0.00 0.00 99.63 06:27:01 2 0.32 0.00 0.10 0.00 0.00 99.58 06:27:01 3 0.07 0.00 0.07 0.00 0.00 99.87 06:28:01 all 0.17 0.00 0.05 0.00 0.00 99.78 06:28:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:28:01 1 0.55 0.00 0.07 0.00 0.02 99.37 06:28:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:28:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:29:01 all 0.18 0.00 0.05 0.00 0.00 99.76 06:29:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:29:01 1 0.57 0.00 0.05 0.00 0.00 99.38 06:29:01 2 0.07 0.00 0.07 0.00 0.00 99.87 06:29:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 0.61 0.00 0.26 0.01 0.00 99.12 Average: 0 0.43 0.00 0.27 0.02 0.00 99.28 Average: 1 0.93 0.00 0.25 0.02 0.00 98.80 Average: 2 0.48 0.00 0.23 0.00 0.00 99.28 Average: 3 0.59 0.00 0.28 0.02 0.00 99.12