---> uname -a: Linux 4ef9babcd8e8 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_device-sdk-go_PR-504@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-504 ---> free -m: total used free shared buff/cache available Mem: 1838 587 69 0 1181 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) 04/21/20 _x86_64_ (4 CPU) 18:57:11 LINUX RESTART 18:58:02 tps rtps wtps bread/s bwrtn/s 18:59:01 11.75 1.41 10.35 82.09 1906.65 19:00:01 2.16 0.00 2.16 0.00 79.95 19:01:01 0.27 0.02 0.25 0.13 2.98 19:02:01 0.85 0.12 0.73 2.13 12.42 19:03:01 0.60 0.00 0.60 0.00 6.30 19:04:01 0.68 0.00 0.68 0.00 8.06 19:05:01 110.68 71.38 39.31 4137.93 16922.27 Average: 18.17 10.44 7.72 604.75 2708.76 18:58:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:59:01 115596 1766708 93.86 2620 1243164 938488 32.02 420784 1181732 16 19:00:01 118772 1763532 93.69 2620 1243168 925752 31.59 418544 1181432 20 19:01:01 117212 1765092 93.77 2620 1243176 928316 31.67 421252 1179592 8 19:02:01 118472 1763832 93.71 2620 1243320 918988 31.36 420108 1179624 8 19:03:01 118956 1763348 93.68 2620 1243324 919024 31.36 420256 1179624 8 19:04:01 120796 1761508 93.58 2620 1243332 904572 30.86 418600 1179620 8 19:05:01 110660 1771644 94.12 2620 1199680 1038876 35.45 428408 1148076 78476 Average: 117209 1765095 93.77 2620 1237023 939145 32.04 421136 1175671 11221 18:58:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:59:01 eth0 26.16 20.62 30.73 29.69 0.00 0.00 0.00 18:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:59:01 docker0 6.94 5.10 1.06 17.49 0.00 0.00 0.00 19:00:01 eth0 3.03 0.48 0.71 0.36 0.00 0.00 0.00 19:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 eth0 2.91 0.80 0.75 0.45 0.00 0.00 0.00 19:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 eth0 2.61 1.00 1.14 0.75 0.00 0.00 0.00 19:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 eth0 0.75 0.40 0.41 0.30 0.00 0.00 0.00 19:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 eth0 0.35 0.10 0.03 0.01 0.00 0.00 0.00 19:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 eth0 98.39 82.41 2328.05 11.14 0.00 0.00 0.00 19:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.16 15.11 338.32 6.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.98 0.72 0.15 2.46 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) 18:57:11 LINUX RESTART 18:58:02 CPU %user %nice %system %iowait %steal %idle 18:59:01 all 1.06 0.00 0.36 0.04 0.01 98.52 18:59:01 0 1.09 0.00 0.41 0.08 0.00 98.42 18:59:01 1 1.10 0.00 0.41 0.02 0.02 98.46 18:59:01 2 1.00 0.00 0.34 0.05 0.02 98.59 18:59:01 3 1.05 0.00 0.34 0.02 0.02 98.57 19:00:01 all 0.15 0.00 0.07 0.00 0.00 99.78 19:00:01 0 0.10 0.00 0.05 0.00 0.02 99.83 19:00:01 1 0.12 0.00 0.08 0.00 0.00 99.80 19:00:01 2 0.12 0.00 0.05 0.00 0.00 99.83 19:00:01 3 0.28 0.00 0.10 0.00 0.00 99.62 19:01:01 all 0.20 0.00 0.08 0.00 0.00 99.72 19:01:01 0 0.03 0.00 0.05 0.00 0.00 99.92 19:01:01 1 0.12 0.00 0.08 0.00 0.00 99.80 19:01:01 2 0.13 0.00 0.07 0.00 0.00 99.80 19:01:01 3 0.53 0.00 0.08 0.00 0.00 99.38 19:02:01 all 0.20 0.00 0.08 0.00 0.00 99.72 19:02:01 0 0.08 0.00 0.05 0.00 0.00 99.87 19:02:01 1 0.12 0.00 0.08 0.00 0.00 99.80 19:02:01 2 0.07 0.00 0.05 0.00 0.00 99.88 19:02:01 3 0.52 0.00 0.13 0.02 0.00 99.33 19:03:01 all 0.14 0.00 0.05 0.00 0.00 99.81 19:03:01 0 0.08 0.00 0.05 0.00 0.00 99.87 19:03:01 1 0.10 0.00 0.07 0.00 0.02 99.82 19:03:01 2 0.12 0.00 0.05 0.00 0.00 99.83 19:03:01 3 0.27 0.00 0.05 0.00 0.00 99.68 19:04:01 all 0.18 0.00 0.06 0.00 0.01 99.75 19:04:01 0 0.07 0.00 0.10 0.00 0.00 99.83 19:04:01 1 0.47 0.00 0.07 0.00 0.00 99.47 19:04:01 2 0.05 0.00 0.05 0.00 0.02 99.88 19:04:01 3 0.13 0.00 0.03 0.00 0.02 99.82 19:05:01 all 5.12 0.00 2.87 1.33 0.07 90.60 19:05:01 0 4.81 0.00 2.81 0.89 0.08 91.41 19:05:01 1 5.11 0.00 2.65 1.51 0.07 90.67 19:05:01 2 5.62 0.00 3.23 1.31 0.08 89.76 19:05:01 3 4.94 0.00 2.81 1.61 0.05 90.59 Average: all 1.00 0.00 0.51 0.20 0.01 98.28 Average: 0 0.89 0.00 0.50 0.14 0.01 98.45 Average: 1 1.02 0.00 0.49 0.22 0.01 98.26 Average: 2 1.01 0.00 0.55 0.19 0.02 98.23 Average: 3 1.10 0.00 0.50 0.23 0.01 98.15